Move xfa/src up to xfa/.

This CL moves the xfa/src files up to the xfa/ directory and fixes the includes,
include guards, and build files.

R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1803723002 .

30 files changed, 0 insertions, 12811 deletions

diff --git a/xfa/src/fwl/basewidget/fwl_barcodeimp.cpp b/xfa/src/fwl/basewidget/fwl_barcodeimp.cpp
deleted file mode 100644
index af604f15a6..0000000000
--- a/xfa/src/fwl/basewidget/fwl_barcodeimp.cpp
+++ /dev/null
@@ -1,221 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "xfa/src/fwl/basewidget/fwl_barcodeimp.h"
-
-#include "xfa/include/fwl/core/fwl_theme.h"
-#include "xfa/src/fwl/basewidget/fwl_editimp.h"
-#include "xfa/src/fwl/core/fwl_noteimp.h"
-#include "xfa/src/fwl/core/fwl_targetimp.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-// static
-IFWL_Barcode* IFWL_Barcode::Create(const CFWL_WidgetImpProperties& properties) {
-  IFWL_Barcode* pBarcode = new IFWL_Barcode;
-  CFWL_BarcodeImp* pBarcodeImpl = new CFWL_BarcodeImp(properties, nullptr);
-  pBarcode->SetImpl(pBarcodeImpl);
-  pBarcodeImpl->SetInterface(pBarcode);
-  return pBarcode;
-}
-IFWL_Barcode::IFWL_Barcode() {}
-void IFWL_Barcode::SetType(BC_TYPE type) {
-  static_cast<CFWL_BarcodeImp*>(GetImpl())->SetType(type);
-}
-FX_BOOL IFWL_Barcode::IsProtectedType() {
-  return static_cast<CFWL_BarcodeImp*>(GetImpl())->IsProtectedType();
-}
-
-CFWL_BarcodeImp::CFWL_BarcodeImp(const CFWL_WidgetImpProperties& properties,
-                                 IFWL_Widget* pOuter)
-    : CFWL_EditImp(properties, pOuter),
-      m_pBarcodeEngine(NULL),
-      m_dwStatus(0),
-      m_type(BC_UNKNOWN) {}
-CFWL_BarcodeImp::~CFWL_BarcodeImp() {
-  ReleaseBarcodeEngine();
-}
-FWL_ERR CFWL_BarcodeImp::GetClassName(CFX_WideString& wsClass) const {
-  wsClass = FWL_CLASS_Barcode;
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_BarcodeImp::GetClassID() const {
-  return FWL_CLASSHASH_Barcode;
-}
-FWL_ERR CFWL_BarcodeImp::Initialize() {
-  if (!m_pDelegate) {
-    m_pDelegate = new CFWL_BarcodeImpDelegate(this);
-  }
-  if (CFWL_EditImp::Initialize() != FWL_ERR_Succeeded)
-    return FWL_ERR_Indefinite;
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_BarcodeImp::Finalize() {
-  delete m_pDelegate;
-  m_pDelegate = nullptr;
-  ReleaseBarcodeEngine();
-  return CFWL_EditImp::Finalize();
-}
-FWL_ERR CFWL_BarcodeImp::Update() {
-  if (IsLocked()) {
-    return FWL_ERR_Indefinite;
-  }
-  FWL_ERR ret = CFWL_EditImp::Update();
-  GenerateBarcodeImageCache();
-  return ret;
-}
-FWL_ERR CFWL_BarcodeImp::DrawWidget(CFX_Graphics* pGraphics,
-                                    const CFX_Matrix* pMatrix) {
-  if (!pGraphics)
-    return FWL_ERR_Indefinite;
-  if (!m_pProperties->m_pThemeProvider)
-    return FWL_ERR_Indefinite;
-  if ((m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0) {
-    GenerateBarcodeImageCache();
-    if (!m_pBarcodeEngine || (m_dwStatus & XFA_BCS_EncodeSuccess) == 0) {
-      return FWL_ERR_Succeeded;
-    }
-    CFX_Matrix mt;
-    mt.e = m_rtClient.left;
-    mt.f = m_rtClient.top;
-    if (pMatrix) {
-      mt.Concat(*pMatrix);
-    }
-    int32_t errorCode = 0;
-    if (!m_pBarcodeEngine->RenderDevice(pGraphics->GetRenderDevice(), pMatrix,
-                                        errorCode)) {
-      return FWL_ERR_Indefinite;
-    }
-    return FWL_ERR_Succeeded;
-  }
-  return CFWL_EditImp::DrawWidget(pGraphics, pMatrix);
-}
-void CFWL_BarcodeImp::GenerateBarcodeImageCache() {
-  if ((m_dwStatus & XFA_BCS_NeedUpdate) == 0)
-    return;
-  m_dwStatus = 0;
-  CreateBarcodeEngine();
-  IFWL_BarcodeDP* pData =
-      static_cast<IFWL_BarcodeDP*>(m_pProperties->m_pDataProvider);
-  if (!pData)
-    return;
-  if (!m_pBarcodeEngine)
-    return;
-  CFX_WideString wsText;
-  if (GetText(wsText) != FWL_ERR_Succeeded)
-    return;
-  CFWL_ThemePart part;
-  part.m_pWidget = m_pInterface;
-  IFWL_ThemeProvider* pTheme = GetAvailableTheme();
-  IFX_Font* pFont =
-      static_cast<IFX_Font*>(pTheme->GetCapacity(&part, FWL_WGTCAPACITY_Font));
-  CFX_Font* pCXFont =
-      pFont ? static_cast<CFX_Font*>(pFont->GetDevFont()) : nullptr;
-  if (pCXFont) {
-    m_pBarcodeEngine->SetFont(pCXFont);
-  }
-  FX_FLOAT* pFontSize = static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_FontSize));
-  if (pFontSize) {
-    m_pBarcodeEngine->SetFontSize(*pFontSize);
-  }
-  FX_ARGB* pFontColor = static_cast<FX_ARGB*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_TextColor));
-  if (pFontColor) {
-    m_pBarcodeEngine->SetFontColor(*pFontColor);
-  }
-  m_pBarcodeEngine->SetHeight(int32_t(m_rtClient.height));
-  m_pBarcodeEngine->SetWidth(int32_t(m_rtClient.width));
-  FX_DWORD dwAttributeMask = pData->GetBarcodeAttributeMask();
-  if (dwAttributeMask & FWL_BCDATTRIBUTE_CHARENCODING) {
-    m_pBarcodeEngine->SetCharEncoding(pData->GetCharEncoding());
-  }
-  if (dwAttributeMask & FWL_BCDATTRIBUTE_MODULEHEIGHT) {
-    m_pBarcodeEngine->SetModuleHeight(pData->GetModuleHeight());
-  }
-  if (dwAttributeMask & FWL_BCDATTRIBUTE_MODULEWIDTH) {
-    m_pBarcodeEngine->SetModuleWidth(pData->GetModuleWidth());
-  }
-  if (dwAttributeMask & FWL_BCDATTRIBUTE_DATALENGTH) {
-    m_pBarcodeEngine->SetDataLength(pData->GetDataLength());
-  }
-  if (dwAttributeMask & FWL_BCDATTRIBUTE_CALCHECKSUM) {
-    m_pBarcodeEngine->SetCalChecksum(pData->GetCalChecksum());
-  }
-  if (dwAttributeMask & FWL_BCDATTRIBUTE_PRINTCHECKSUM) {
-    m_pBarcodeEngine->SetPrintChecksum(pData->GetPrintChecksum());
-  }
-  if (dwAttributeMask & FWL_BCDATTRIBUTE_TEXTLOCATION) {
-    m_pBarcodeEngine->SetTextLocation(pData->GetTextLocation());
-  }
-  if (dwAttributeMask & FWL_BCDATTRIBUTE_WIDENARROWRATIO) {
-    m_pBarcodeEngine->SetWideNarrowRatio(pData->GetWideNarrowRatio());
-  }
-  if (dwAttributeMask & FWL_BCDATTRIBUTE_STARTCHAR) {
-    m_pBarcodeEngine->SetStartChar(pData->GetStartChar());
-  }
-  if (dwAttributeMask & FWL_BCDATTRIBUTE_ENDCHAR) {
-    m_pBarcodeEngine->SetEndChar(pData->GetEndChar());
-  }
-  if (dwAttributeMask & FWL_BCDATTRIBUTE_VERSION) {
-    m_pBarcodeEngine->SetVersion(pData->GetVersion());
-  }
-  if (dwAttributeMask & FWL_BCDATTRIBUTE_ECLEVEL) {
-    m_pBarcodeEngine->SetErrorCorrectionLevel(pData->GetErrorCorrectionLevel());
-  }
-  if (dwAttributeMask & FWL_BCDATTRIBUTE_TRUNCATED) {
-    m_pBarcodeEngine->SetTruncated(pData->GetTruncated());
-  }
-  int32_t errorCode = 0;
-  m_dwStatus = m_pBarcodeEngine->Encode(wsText, TRUE, errorCode)
-                   ? XFA_BCS_EncodeSuccess
-                   : 0;
-}
-void CFWL_BarcodeImp::CreateBarcodeEngine() {
-  if ((m_pBarcodeEngine == NULL) && (m_type != BC_UNKNOWN)) {
-    m_pBarcodeEngine = FX_Barcode_Create(m_type);
-  }
-}
-void CFWL_BarcodeImp::ReleaseBarcodeEngine() {
-  if (m_pBarcodeEngine) {
-    m_pBarcodeEngine->Release();
-    m_pBarcodeEngine = NULL;
-  }
-}
-void CFWL_BarcodeImp::SetType(BC_TYPE type) {
-  if (m_type == type) {
-    return;
-  }
-  ReleaseBarcodeEngine();
-  m_type = type;
-  m_dwStatus = XFA_BCS_NeedUpdate;
-}
-FWL_ERR CFWL_BarcodeImp::SetText(const CFX_WideString& wsText) {
-  ReleaseBarcodeEngine();
-  m_dwStatus = XFA_BCS_NeedUpdate;
-  return CFWL_EditImp::SetText(wsText);
-}
-FX_BOOL CFWL_BarcodeImp::IsProtectedType() {
-  if (!m_pBarcodeEngine) {
-    return TRUE;
-  }
-  BC_TYPE tEngineType = m_pBarcodeEngine->GetType();
-  if (tEngineType == BC_QR_CODE || tEngineType == BC_PDF417 ||
-      tEngineType == BC_DATAMATRIX) {
-    return TRUE;
-  }
-  return FALSE;
-}
-CFWL_BarcodeImpDelegate::CFWL_BarcodeImpDelegate(CFWL_BarcodeImp* pOwner)
-    : CFWL_EditImpDelegate(pOwner) {}
-FWL_ERR CFWL_BarcodeImpDelegate::OnProcessEvent(CFWL_Event* pEvent) {
-  FX_DWORD dwFlag = pEvent->GetClassID();
-  if (dwFlag == FWL_EVTHASH_EDT_TextChanged) {
-    CFWL_BarcodeImp* pOwner = static_cast<CFWL_BarcodeImp*>(m_pOwner);
-    pOwner->ReleaseBarcodeEngine();
-    pOwner->m_dwStatus = XFA_BCS_NeedUpdate;
-  }
-  return CFWL_EditImpDelegate::OnProcessEvent(pEvent);
-}
diff --git a/xfa/src/fwl/basewidget/fwl_barcodeimp.h b/xfa/src/fwl/basewidget/fwl_barcodeimp.h
deleted file mode 100644
index eedcb16024..0000000000
--- a/xfa/src/fwl/basewidget/fwl_barcodeimp.h
+++ /dev/null
@@ -1,54 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef XFA_SRC_FWL_BASEWIDGET_FWL_BARCODEIMP_H_
-#define XFA_SRC_FWL_BASEWIDGET_FWL_BARCODEIMP_H_
-
-#include "xfa/include/fwl/basewidget/fwl_barcode.h"
-#include "xfa/include/fwl/basewidget/fwl_scrollbar.h"
-#include "xfa/include/fwl/basewidget/fxmath_barcode.h"
-#include "xfa/src/fwl/basewidget/fwl_editimp.h"
-
-class CFWL_WidgetImpProperties;
-class CFWL_BarcodeImpDelegate;
-class IFWL_Widget;
-
-#define XFA_BCS_NeedUpdate 0x0001
-#define XFA_BCS_EncodeSuccess 0x0002
-
-class CFWL_BarcodeImp : public CFWL_EditImp {
- public:
-  CFWL_BarcodeImp(const CFWL_WidgetImpProperties& properties,
-                  IFWL_Widget* pOuter);
-  virtual ~CFWL_BarcodeImp();
-  virtual FWL_ERR GetClassName(CFX_WideString& wsClass) const;
-  virtual FX_DWORD GetClassID() const;
-  virtual FWL_ERR Initialize();
-  virtual FWL_ERR Finalize();
-  virtual FWL_ERR Update();
-  virtual FWL_ERR DrawWidget(CFX_Graphics* pGraphics,
-                             const CFX_Matrix* pMatrix = NULL);
-  virtual FWL_ERR SetText(const CFX_WideString& wsText);
-  virtual void SetType(BC_TYPE type);
-  FX_BOOL IsProtectedType();
-
- protected:
-  void GenerateBarcodeImageCache();
-  void CreateBarcodeEngine();
-  void ReleaseBarcodeEngine();
-  IFX_Barcode* m_pBarcodeEngine;
-  FX_DWORD m_dwStatus;
-  BC_TYPE m_type;
-  friend class CFWL_BarcodeImpDelegate;
-};
-
-class CFWL_BarcodeImpDelegate : public CFWL_EditImpDelegate {
- public:
-  CFWL_BarcodeImpDelegate(CFWL_BarcodeImp* pOwner);
-  FWL_ERR OnProcessEvent(CFWL_Event* pEvent) override;
-};
-
-#endif  // XFA_SRC_FWL_BASEWIDGET_FWL_BARCODEIMP_H_
diff --git a/xfa/src/fwl/basewidget/fwl_caretimp.cpp b/xfa/src/fwl/basewidget/fwl_caretimp.cpp
deleted file mode 100644
index 752f889dcf..0000000000
--- a/xfa/src/fwl/basewidget/fwl_caretimp.cpp
+++ /dev/null
@@ -1,157 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "xfa/src/fwl/basewidget/fwl_caretimp.h"
-
-#include "xfa/include/fwl/basewidget/fwl_caret.h"
-#include "xfa/include/fwl/core/fwl_theme.h"
-#include "xfa/src/fwl/core/fwl_noteimp.h"
-#include "xfa/src/fwl/core/fwl_targetimp.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-// static
-IFWL_Caret* IFWL_Caret::Create(const CFWL_WidgetImpProperties& properties,
-                               IFWL_Widget* pOuter) {
-  IFWL_Caret* pCaret = new IFWL_Caret;
-  CFWL_CaretImp* pCaretImpl = new CFWL_CaretImp(properties, pOuter);
-  pCaret->SetImpl(pCaretImpl);
-  pCaretImpl->SetInterface(pCaret);
-  return pCaret;
-}
-IFWL_Caret::IFWL_Caret() {}
-FWL_ERR IFWL_Caret::ShowCaret(FX_BOOL bFlag) {
-  return static_cast<CFWL_CaretImp*>(GetImpl())->ShowCaret(bFlag);
-}
-FWL_ERR IFWL_Caret::GetFrequency(FX_DWORD& elapse) {
-  return static_cast<CFWL_CaretImp*>(GetImpl())->GetFrequency(elapse);
-}
-FWL_ERR IFWL_Caret::SetFrequency(FX_DWORD elapse) {
-  return static_cast<CFWL_CaretImp*>(GetImpl())->SetFrequency(elapse);
-}
-FWL_ERR IFWL_Caret::SetColor(CFX_Color crFill) {
-  return static_cast<CFWL_CaretImp*>(GetImpl())->SetColor(crFill);
-}
-
-CFWL_CaretImp::CFWL_CaretImp(const CFWL_WidgetImpProperties& properties,
-                             IFWL_Widget* pOuter)
-    : CFWL_WidgetImp(properties, pOuter),
-      m_hTimer(nullptr),
-      m_dwElapse(400),
-      m_bSetColor(FALSE) {
-  m_pTimer = new CFWL_CaretTimer(this);
-  SetStates(FWL_STATE_CAT_HightLight);
-}
-CFWL_CaretImp::~CFWL_CaretImp() {
-  if (m_pTimer) {
-    delete m_pTimer;
-    m_pTimer = NULL;
-  }
-}
-FWL_ERR CFWL_CaretImp::GetClassName(CFX_WideString& wsClass) const {
-  wsClass = FWL_CLASS_Caret;
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_CaretImp::GetClassID() const {
-  return FWL_CLASSHASH_Caret;
-}
-FWL_ERR CFWL_CaretImp::Initialize() {
-  if (CFWL_WidgetImp::Initialize() != FWL_ERR_Succeeded)
-    return FWL_ERR_Indefinite;
-  m_pDelegate = new CFWL_CaretImpDelegate(this);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_CaretImp::Finalize() {
-  if (m_hTimer) {
-    FWL_StopTimer(m_hTimer);
-    m_hTimer = NULL;
-  }
-  delete m_pDelegate;
-  m_pDelegate = nullptr;
-  return CFWL_WidgetImp::Finalize();
-}
-FWL_ERR CFWL_CaretImp::DrawWidget(CFX_Graphics* pGraphics,
-                                  const CFX_Matrix* pMatrix) {
-  if (!pGraphics)
-    return FWL_ERR_Indefinite;
-  if (!m_pProperties->m_pThemeProvider)
-    m_pProperties->m_pThemeProvider = GetAvailableTheme();
-  if (!m_pProperties->m_pThemeProvider)
-    return FWL_ERR_Indefinite;
-  DrawCaretBK(pGraphics, m_pProperties->m_pThemeProvider, pMatrix);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_CaretImp::ShowCaret(FX_BOOL bFlag) {
-  if (m_hTimer) {
-    FWL_StopTimer(m_hTimer);
-    m_hTimer = NULL;
-  }
-  if (bFlag) {
-    m_hTimer = FWL_StartTimer(m_pTimer, m_dwElapse);
-  }
-  return SetStates(FWL_WGTSTATE_Invisible, !bFlag);
-}
-FWL_ERR CFWL_CaretImp::GetFrequency(FX_DWORD& elapse) {
-  elapse = m_dwElapse;
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_CaretImp::SetFrequency(FX_DWORD elapse) {
-  m_dwElapse = elapse;
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_CaretImp::SetColor(CFX_Color crFill) {
-  m_bSetColor = TRUE;
-  m_crFill = crFill;
-  return FWL_ERR_Succeeded;
-}
-FX_BOOL CFWL_CaretImp::DrawCaretBK(CFX_Graphics* pGraphics,
-                                   IFWL_ThemeProvider* pTheme,
-                                   const CFX_Matrix* pMatrix) {
-  CFX_RectF rect;
-  GetWidgetRect(rect);
-  rect.Set(0, 0, rect.width, rect.height);
-  CFWL_ThemeBackground param;
-  param.m_pWidget = m_pInterface;
-  param.m_pGraphics = pGraphics;
-  param.m_rtPart = rect;
-  if (m_bSetColor) {
-    param.m_pData = &m_crFill;
-  }
-  if (!(m_pProperties->m_dwStates & FWL_STATE_CAT_HightLight)) {
-    return FWL_ERR_Succeeded;
-  }
-  param.m_iPart = FWL_PART_CAT_Background;
-  param.m_dwStates = FWL_PARTSTATE_CAT_HightLight;
-  if (pMatrix) {
-    param.m_matrix.Concat(*pMatrix);
-  }
-  pTheme->DrawBackground(&param);
-  return FWL_ERR_Succeeded;
-}
-
-CFWL_CaretImp::CFWL_CaretTimer::CFWL_CaretTimer(CFWL_CaretImp* pCaret)
-    : m_pCaret(pCaret) {}
-
-int32_t CFWL_CaretImp::CFWL_CaretTimer::Run(FWL_HTIMER hTimer) {
-  if (m_pCaret->GetStates() & FWL_STATE_CAT_HightLight) {
-    m_pCaret->SetStates(FWL_STATE_CAT_HightLight, FALSE);
-  } else {
-    m_pCaret->SetStates(FWL_STATE_CAT_HightLight);
-  }
-  CFX_RectF rt;
-  m_pCaret->GetWidgetRect(rt);
-  rt.Set(0, 0, rt.width + 1, rt.height);
-  m_pCaret->Repaint(&rt);
-  return 1;
-}
-CFWL_CaretImpDelegate::CFWL_CaretImpDelegate(CFWL_CaretImp* pOwner)
-    : m_pOwner(pOwner) {}
-int32_t CFWL_CaretImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
-  return 1;
-}
-FWL_ERR CFWL_CaretImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics,
-                                            const CFX_Matrix* pMatrix) {
-  return m_pOwner->DrawWidget(pGraphics, pMatrix);
-}
diff --git a/xfa/src/fwl/basewidget/fwl_caretimp.h b/xfa/src/fwl/basewidget/fwl_caretimp.h
deleted file mode 100644
index e3dde63ab6..0000000000
--- a/xfa/src/fwl/basewidget/fwl_caretimp.h
+++ /dev/null
@@ -1,67 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef XFA_SRC_FWL_BASEWIDGET_FWL_CARETIMP_H_
-#define XFA_SRC_FWL_BASEWIDGET_FWL_CARETIMP_H_
-
-#include "xfa/include/fwl/core/fwl_timer.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-class CFWL_WidgetImpProperties;
-class IFWL_Widget;
-class CFWL_CaretImpDelegate;
-
-class CFWL_CaretImp : public CFWL_WidgetImp {
- public:
-  CFWL_CaretImp(const CFWL_WidgetImpProperties& properties,
-                IFWL_Widget* pOuter);
-  virtual ~CFWL_CaretImp();
-
-  virtual FWL_ERR GetClassName(CFX_WideString& wsClass) const;
-  virtual FX_DWORD GetClassID() const;
-
-  virtual FWL_ERR Initialize();
-  virtual FWL_ERR Finalize();
-
-  virtual FWL_ERR DrawWidget(CFX_Graphics* pGraphics,
-                             const CFX_Matrix* pMatrix = NULL);
-
-  virtual FWL_ERR ShowCaret(FX_BOOL bFlag = TRUE);
-  virtual FWL_ERR GetFrequency(FX_DWORD& elapse);
-  virtual FWL_ERR SetFrequency(FX_DWORD elapse);
-  virtual FWL_ERR SetColor(CFX_Color crFill);
-
- protected:
-  FX_BOOL DrawCaretBK(CFX_Graphics* pGraphics,
-                      IFWL_ThemeProvider* pTheme,
-                      const CFX_Matrix* pMatrix);
-  class CFWL_CaretTimer : public IFWL_Timer {
-   public:
-    explicit CFWL_CaretTimer(CFWL_CaretImp* pCaret);
-    ~CFWL_CaretTimer() override {}
-    int32_t Run(FWL_HTIMER hTimer) override;
-    CFWL_CaretImp* const m_pCaret;
-  };
-  CFWL_CaretTimer* m_pTimer;
-  FWL_HTIMER m_hTimer;
-  FX_DWORD m_dwElapse;
-  CFX_Color m_crFill;
-  FX_BOOL m_bSetColor;
-  friend class CFWL_CaretImpDelegate;
-  friend class CFWL_CaretTimer;
-};
-class CFWL_CaretImpDelegate : public CFWL_WidgetImpDelegate {
- public:
-  CFWL_CaretImpDelegate(CFWL_CaretImp* pOwner);
-  int32_t OnProcessMessage(CFWL_Message* pMessage) override;
-  FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
-                       const CFX_Matrix* pMatrix = NULL) override;
-
- protected:
-  CFWL_CaretImp* m_pOwner;
-};
-
-#endif  // XFA_SRC_FWL_BASEWIDGET_FWL_CARETIMP_H_
diff --git a/xfa/src/fwl/basewidget/fwl_checkboximp.cpp b/xfa/src/fwl/basewidget/fwl_checkboximp.cpp
deleted file mode 100644
index 16cc8f7080..0000000000
--- a/xfa/src/fwl/basewidget/fwl_checkboximp.cpp
+++ /dev/null
@@ -1,555 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "xfa/src/fwl/basewidget/fwl_checkboximp.h"
-
-#include <algorithm>
-
-#include "xfa/include/fwl/basewidget/fwl_checkbox.h"
-#include "xfa/include/fwl/core/fwl_theme.h"
-#include "xfa/src/fde/tto/fde_textout.h"
-#include "xfa/src/fwl/core/fwl_noteimp.h"
-#include "xfa/src/fwl/core/fwl_targetimp.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-#include "xfa/src/fwl/core/fwl_widgetmgrimp.h"
-
-#define FWL_CKB_CaptionMargin 5
-
-// static
-IFWL_CheckBox* IFWL_CheckBox::Create(const CFWL_WidgetImpProperties& properties,
-                                     IFWL_Widget* pOuter) {
-  IFWL_CheckBox* pCheckBox = new IFWL_CheckBox;
-  CFWL_CheckBoxImp* pCheckBoxImpl = new CFWL_CheckBoxImp(properties, pOuter);
-  pCheckBox->SetImpl(pCheckBoxImpl);
-  pCheckBoxImpl->SetInterface(pCheckBox);
-  return pCheckBox;
-}
-IFWL_CheckBox::IFWL_CheckBox() {}
-int32_t IFWL_CheckBox::GetCheckState() {
-  return static_cast<CFWL_CheckBoxImp*>(GetImpl())->GetCheckState();
-}
-FWL_ERR IFWL_CheckBox::SetCheckState(int32_t iCheck) {
-  return static_cast<CFWL_CheckBoxImp*>(GetImpl())->SetCheckState(iCheck);
-}
-
-CFWL_CheckBoxImp::CFWL_CheckBoxImp(const CFWL_WidgetImpProperties& properties,
-                                   IFWL_Widget* pOuter)
-    : CFWL_WidgetImp(properties, pOuter),
-      m_dwTTOStyles(FDE_TTOSTYLE_SingleLine),
-      m_iTTOAlign(FDE_TTOALIGNMENT_Center),
-      m_bBtnDown(FALSE) {
-  m_rtClient.Reset();
-  m_rtBox.Reset();
-  m_rtCaption.Reset();
-  m_rtFocus.Reset();
-}
-CFWL_CheckBoxImp::~CFWL_CheckBoxImp() {}
-FWL_ERR CFWL_CheckBoxImp::GetClassName(CFX_WideString& wsClass) const {
-  wsClass = FWL_CLASS_CheckBox;
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_CheckBoxImp::GetClassID() const {
-  return FWL_CLASSHASH_CheckBox;
-}
-FWL_ERR CFWL_CheckBoxImp::Initialize() {
-  if (CFWL_WidgetImp::Initialize() != FWL_ERR_Succeeded)
-    return FWL_ERR_Indefinite;
-  m_pDelegate = new CFWL_CheckBoxImpDelegate(this);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_CheckBoxImp::Finalize() {
-  delete m_pDelegate;
-  m_pDelegate = nullptr;
-  return CFWL_WidgetImp::Finalize();
-}
-FWL_ERR CFWL_CheckBoxImp::GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize) {
-  if (bAutoSize) {
-    rect.Set(0, 0, 0, 0);
-    if (!m_pProperties->m_pThemeProvider)
-      m_pProperties->m_pThemeProvider = GetAvailableTheme();
-    if (!m_pProperties->m_pThemeProvider)
-      return FWL_ERR_Indefinite;
-    if (!m_pProperties->m_pDataProvider)
-      return FWL_ERR_Indefinite;
-    CFX_WideString wsCaption;
-    m_pProperties->m_pDataProvider->GetCaption(m_pInterface, wsCaption);
-    if (wsCaption.GetLength() > 0) {
-      CFX_SizeF sz = CalcTextSize(
-          wsCaption, m_pProperties->m_pThemeProvider,
-          m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_MultiLine);
-      rect.Set(0, 0, sz.x, sz.y);
-    }
-    rect.Inflate(FWL_CKB_CaptionMargin, FWL_CKB_CaptionMargin);
-    IFWL_CheckBoxDP* pData =
-        static_cast<IFWL_CheckBoxDP*>(m_pProperties->m_pDataProvider);
-    FX_FLOAT fCheckBox = pData->GetBoxSize(m_pInterface);
-    rect.width += fCheckBox;
-    if (rect.height < fCheckBox) {
-      rect.height = fCheckBox;
-    }
-    CFWL_WidgetImp::GetWidgetRect(rect, TRUE);
-  } else {
-    rect = m_pProperties->m_rtWidget;
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_CheckBoxImp::Update() {
-  if (IsLocked()) {
-    return FWL_ERR_Indefinite;
-  }
-  if (!m_pProperties->m_pThemeProvider) {
-    m_pProperties->m_pThemeProvider = GetAvailableTheme();
-  }
-  UpdateTextOutStyles();
-  Layout();
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_CheckBoxImp::DrawWidget(CFX_Graphics* pGraphics,
-                                     const CFX_Matrix* pMatrix) {
-  if (!pGraphics)
-    return FWL_ERR_Indefinite;
-  if (!m_pProperties->m_pThemeProvider)
-    return FWL_ERR_Indefinite;
-  IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
-  if (HasBorder()) {
-    DrawBorder(pGraphics, FWL_PART_CKB_Border, m_pProperties->m_pThemeProvider,
-               pMatrix);
-  }
-  if (HasEdge()) {
-    DrawEdge(pGraphics, FWL_PART_CKB_Edge, pTheme, pMatrix);
-  }
-  int32_t dwStates = GetPartStates();
-  {
-    CFWL_ThemeBackground param;
-    param.m_pWidget = m_pInterface;
-    param.m_iPart = FWL_PART_CKB_Background;
-    param.m_dwStates = dwStates;
-    param.m_pGraphics = pGraphics;
-    if (pMatrix) {
-      param.m_matrix.Concat(*pMatrix);
-    }
-    param.m_rtPart = m_rtClient;
-    if (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) {
-      param.m_pData = &m_rtFocus;
-    }
-    pTheme->DrawBackground(&param);
-    param.m_iPart = FWL_PART_CKB_CheckBox;
-    param.m_rtPart = m_rtBox;
-    pTheme->DrawBackground(&param);
-  }
-  if (!m_pProperties->m_pDataProvider)
-    return FWL_ERR_Indefinite;
-  {
-    CFX_WideString wsCaption;
-    m_pProperties->m_pDataProvider->GetCaption(m_pInterface, wsCaption);
-    int32_t iLen = wsCaption.GetLength();
-    if (iLen <= 0)
-      return FWL_ERR_Indefinite;
-    CFWL_ThemeText textParam;
-    textParam.m_pWidget = m_pInterface;
-    textParam.m_iPart = FWL_PART_CKB_Caption;
-    textParam.m_dwStates = dwStates;
-    textParam.m_pGraphics = pGraphics;
-    if (pMatrix) {
-      textParam.m_matrix.Concat(*pMatrix);
-    }
-    textParam.m_rtPart = m_rtCaption;
-    textParam.m_wsText = wsCaption;
-    textParam.m_dwTTOStyles = m_dwTTOStyles;
-    textParam.m_iTTOAlign = m_iTTOAlign;
-    pTheme->DrawText(&textParam);
-  }
-  return FWL_ERR_Succeeded;
-}
-int32_t CFWL_CheckBoxImp::GetCheckState() {
-  if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_3State) &&
-      ((m_pProperties->m_dwStates & FWL_STATE_CKB_CheckMask) ==
-       FWL_STATE_CKB_Neutral)) {
-    return 2;
-  }
-  if ((m_pProperties->m_dwStates & FWL_STATE_CKB_CheckMask) ==
-      FWL_STATE_CKB_Checked) {
-    return 1;
-  }
-  return 0;
-}
-FWL_ERR CFWL_CheckBoxImp::SetCheckState(int32_t iCheck) {
-  m_pProperties->m_dwStates &= ~FWL_STATE_CKB_CheckMask;
-  switch (iCheck) {
-    case 0: {
-      break;
-    }
-    case 1: {
-      m_pProperties->m_dwStates |= FWL_STATE_CKB_Checked;
-      break;
-    }
-    case 2: {
-      if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_3State) {
-        m_pProperties->m_dwStates |= FWL_STATE_CKB_Neutral;
-      }
-      break;
-    }
-    default: {}
-  }
-  Repaint(&m_rtClient);
-  return FWL_ERR_Succeeded;
-}
-void CFWL_CheckBoxImp::Layout() {
-  int32_t width = int32_t(m_pProperties->m_rtWidget.width + 0.5f);
-  int32_t height = int32_t(m_pProperties->m_rtWidget.height + 0.5f);
-  m_pProperties->m_rtWidget.width = (FX_FLOAT)width;
-  m_pProperties->m_rtWidget.height = (FX_FLOAT)height;
-  GetClientRect(m_rtClient);
-  FX_FLOAT fBoxTop = m_rtClient.top;
-  FX_FLOAT fBoxLeft = m_rtClient.left;
-  FX_FLOAT fTextLeft = 0.0, fTextRight = 0.0;
-  FX_FLOAT fClientRight = m_rtClient.right();
-  FX_FLOAT fClientBottom = m_rtClient.bottom();
-  if (!m_pProperties->m_pDataProvider)
-    return;
-  IFWL_CheckBoxDP* pData =
-      static_cast<IFWL_CheckBoxDP*>(m_pProperties->m_pDataProvider);
-  FX_FLOAT fCheckBox = pData->GetBoxSize(m_pInterface);
-  switch (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_VLayoutMask) {
-    case FWL_STYLEEXT_CKB_Top: {
-      fBoxTop = m_rtClient.top;
-      break;
-    }
-    case FWL_STYLEEXT_CKB_Bottom: {
-      fBoxTop = fClientBottom - fCheckBox;
-      break;
-    }
-    case FWL_STYLEEXT_CKB_VCenter:
-    default: {
-      fBoxTop = m_rtClient.top + (m_rtClient.height - fCheckBox) / 2;
-      fBoxTop = FXSYS_floor(fBoxTop);
-    }
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_LeftText) {
-    fBoxLeft = fClientRight - fCheckBox;
-    fTextLeft = m_rtClient.left;
-    fTextRight = fBoxLeft;
-  } else {
-    fTextLeft = fBoxLeft + fCheckBox;
-    fTextRight = fClientRight;
-  }
-  m_rtBox.Set(fBoxLeft, fBoxTop, fCheckBox, fCheckBox);
-  m_rtCaption.Set(fTextLeft, m_rtClient.top, fTextRight - fTextLeft,
-                  m_rtClient.height);
-  m_rtCaption.Inflate(-FWL_CKB_CaptionMargin, -FWL_CKB_CaptionMargin);
-  CFX_RectF rtFocus;
-  rtFocus.Set(m_rtCaption.left, m_rtCaption.top, m_rtCaption.width,
-              m_rtCaption.height);
-  CFX_WideString wsCaption;
-  m_pProperties->m_pDataProvider->GetCaption(m_pInterface, wsCaption);
-  if (wsCaption.IsEmpty()) {
-    m_rtFocus.Set(0, 0, 0, 0);
-  } else {
-    CalcTextRect(wsCaption, m_pProperties->m_pThemeProvider, m_dwTTOStyles,
-                 m_iTTOAlign, rtFocus);
-    if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_MultiLine) == 0) {
-      FX_FLOAT fWidth = std::max(m_rtCaption.width, rtFocus.width);
-      FX_FLOAT fHeight = std::min(m_rtCaption.height, rtFocus.height);
-      FX_FLOAT fLeft = m_rtCaption.left;
-      FX_FLOAT fTop = m_rtCaption.top;
-      if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_HLayoutMask) ==
-          FWL_STYLEEXT_CKB_Center) {
-        fLeft = m_rtCaption.left + (m_rtCaption.width - fWidth) / 2;
-      } else if ((m_pProperties->m_dwStyleExes &
-                  FWL_STYLEEXT_CKB_HLayoutMask) == FWL_STYLEEXT_CKB_Right) {
-        fLeft = m_rtCaption.right() - fWidth;
-      }
-      if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_VLayoutMask) ==
-          FWL_STYLEEXT_CKB_VCenter) {
-        fTop = m_rtCaption.top + (m_rtCaption.height - fHeight) / 2;
-      } else if ((m_pProperties->m_dwStyleExes &
-                  FWL_STYLEEXT_CKB_VLayoutMask) == FWL_STYLEEXT_CKB_Bottom) {
-        fTop = m_rtCaption.bottom() - fHeight;
-      }
-      m_rtFocus.Set(fLeft, fTop, fWidth, fHeight);
-    } else {
-      m_rtFocus.Set(rtFocus.left, rtFocus.top, rtFocus.width, rtFocus.height);
-    }
-    m_rtFocus.Inflate(1, 1);
-  }
-}
-FX_DWORD CFWL_CheckBoxImp::GetPartStates() {
-  int32_t dwStates = FWL_PARTSTATE_CKB_UnChecked;
-  if ((m_pProperties->m_dwStates & FWL_STATE_CKB_CheckMask) ==
-      FWL_STATE_CKB_Neutral) {
-    dwStates = FWL_PARTSTATE_CKB_Neutral;
-  } else if ((m_pProperties->m_dwStates & FWL_STATE_CKB_CheckMask) ==
-             FWL_STATE_CKB_Checked) {
-    dwStates = FWL_PARTSTATE_CKB_Checked;
-  }
-  if (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) {
-    dwStates |= FWL_PARTSTATE_CKB_Disabled;
-  } else if (m_pProperties->m_dwStates & FWL_STATE_CKB_Hovered) {
-    dwStates |= FWL_PARTSTATE_CKB_Hovered;
-  } else if (m_pProperties->m_dwStates & FWL_STATE_CKB_Pressed) {
-    dwStates |= FWL_PARTSTATE_CKB_Pressed;
-  } else {
-    dwStates |= FWL_PARTSTATE_CKB_Normal;
-  }
-  if (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) {
-    dwStates |= FWL_PARTSTATE_CKB_Focused;
-  }
-  return dwStates;
-}
-void CFWL_CheckBoxImp::UpdateTextOutStyles() {
-  m_iTTOAlign = FDE_TTOALIGNMENT_Center;
-  switch (m_pProperties->m_dwStyleExes &
-          (FWL_STYLEEXT_CKB_HLayoutMask | FWL_STYLEEXT_CKB_VLayoutMask)) {
-    case FWL_STYLEEXT_CKB_Left | FWL_STYLEEXT_CKB_Top: {
-      m_iTTOAlign = FDE_TTOALIGNMENT_TopLeft;
-      break;
-    }
-    case FWL_STYLEEXT_CKB_Center | FWL_STYLEEXT_CKB_Top: {
-      m_iTTOAlign = FDE_TTOALIGNMENT_TopCenter;
-      break;
-    }
-    case FWL_STYLEEXT_CKB_Right | FWL_STYLEEXT_CKB_Top: {
-      m_iTTOAlign = FDE_TTOALIGNMENT_TopRight;
-      break;
-    }
-    case FWL_STYLEEXT_CKB_Left | FWL_STYLEEXT_CKB_VCenter: {
-      m_iTTOAlign = FDE_TTOALIGNMENT_CenterLeft;
-      break;
-    }
-    case FWL_STYLEEXT_CKB_Center | FWL_STYLEEXT_CKB_VCenter: {
-      m_iTTOAlign = FDE_TTOALIGNMENT_Center;
-      break;
-    }
-    case FWL_STYLEEXT_CKB_Right | FWL_STYLEEXT_CKB_VCenter: {
-      m_iTTOAlign = FDE_TTOALIGNMENT_CenterRight;
-      break;
-    }
-    case FWL_STYLEEXT_CKB_Left | FWL_STYLEEXT_CKB_Bottom: {
-      m_iTTOAlign = FDE_TTOALIGNMENT_BottomLeft;
-      break;
-    }
-    case FWL_STYLEEXT_CKB_Center | FWL_STYLEEXT_CKB_Bottom: {
-      m_iTTOAlign = FDE_TTOALIGNMENT_BottomCenter;
-      break;
-    }
-    case FWL_STYLEEXT_CKB_Right | FWL_STYLEEXT_CKB_Bottom: {
-      m_iTTOAlign = FDE_TTOALIGNMENT_BottomRight;
-      break;
-    }
-    default: {}
-  }
-  m_dwTTOStyles = 0;
-  if (m_pProperties->m_dwStyleExes & FWL_WGTSTYLE_RTLReading) {
-    m_dwTTOStyles |= FDE_TTOSTYLE_RTL;
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_MultiLine) {
-    m_dwTTOStyles |= FDE_TTOSTYLE_LineWrap;
-  } else {
-    m_dwTTOStyles |= FDE_TTOSTYLE_SingleLine;
-  }
-}
-void CFWL_CheckBoxImp::NextStates() {
-  FX_DWORD dwFirststate = m_pProperties->m_dwStates;
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_RadioButton) {
-    if ((m_pProperties->m_dwStates & FWL_STATE_CKB_CheckMask) ==
-        FWL_STATE_CKB_Unchecked) {
-      CFWL_WidgetMgr* pWidgetMgr =
-          static_cast<CFWL_WidgetMgr*>(FWL_GetWidgetMgr());
-      if (!pWidgetMgr->IsFormDisabled()) {
-        CFX_PtrArray radioarr;
-        pWidgetMgr->GetSameGroupRadioButton(m_pInterface, radioarr);
-        IFWL_CheckBox* pCheckBox = NULL;
-        int32_t iCount = radioarr.GetSize();
-        for (int32_t i = 0; i < iCount; i++) {
-          pCheckBox = static_cast<IFWL_CheckBox*>(radioarr[i]);
-          if (pCheckBox != m_pInterface &&
-              pCheckBox->GetStates() & FWL_STATE_CKB_Checked) {
-            pCheckBox->SetCheckState(0);
-            CFX_RectF rt;
-            pCheckBox->GetWidgetRect(rt);
-            rt.left = rt.top = 0;
-            m_pWidgetMgr->RepaintWidget(pCheckBox, &rt);
-            break;
-          }
-        }
-      }
-      m_pProperties->m_dwStates |= FWL_STATE_CKB_Checked;
-    }
-  } else {
-    if ((m_pProperties->m_dwStates & FWL_STATE_CKB_CheckMask) ==
-        FWL_STATE_CKB_Neutral) {
-      m_pProperties->m_dwStates &= ~FWL_STATE_CKB_CheckMask;
-      if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_3State) {
-        m_pProperties->m_dwStates |= FWL_STATE_CKB_Checked;
-      }
-    } else if ((m_pProperties->m_dwStates & FWL_STATE_CKB_CheckMask) ==
-               FWL_STATE_CKB_Checked) {
-      m_pProperties->m_dwStates &= ~FWL_STATE_CKB_CheckMask;
-    } else {
-      if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CKB_3State) {
-        m_pProperties->m_dwStates |= FWL_STATE_CKB_Neutral;
-      } else {
-        m_pProperties->m_dwStates |= FWL_STATE_CKB_Checked;
-      }
-    }
-  }
-  Repaint(&m_rtClient);
-  FX_DWORD dwLaststate = m_pProperties->m_dwStates;
-  if (dwFirststate != dwLaststate) {
-    CFWL_EvtCkbCheckStateChanged wmCheckBoxState;
-    wmCheckBoxState.m_pSrcTarget = m_pInterface;
-    DispatchEvent(&wmCheckBoxState);
-  }
-}
-CFWL_CheckBoxImpDelegate::CFWL_CheckBoxImpDelegate(CFWL_CheckBoxImp* pOwner)
-    : m_pOwner(pOwner) {}
-int32_t CFWL_CheckBoxImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
-  if (!pMessage)
-    return 0;
-  FX_DWORD dwMsgCode = pMessage->GetClassID();
-  int32_t iRet = 1;
-  switch (dwMsgCode) {
-    case FWL_MSGHASH_Activate: {
-      OnActivate(pMessage);
-      break;
-    }
-    case FWL_MSGHASH_SetFocus:
-    case FWL_MSGHASH_KillFocus: {
-      OnFocusChanged(pMessage, dwMsgCode == FWL_MSGHASH_SetFocus);
-      break;
-    }
-    case FWL_MSGHASH_Mouse: {
-      CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage);
-      FX_DWORD dwCmd = pMsg->m_dwCmd;
-      switch (dwCmd) {
-        case FWL_MSGMOUSECMD_LButtonDown: {
-          OnLButtonDown(pMsg);
-          break;
-        }
-        case FWL_MSGMOUSECMD_LButtonUp: {
-          OnLButtonUp(pMsg);
-          break;
-        }
-        case FWL_MSGMOUSECMD_MouseMove: {
-          OnMouseMove(pMsg);
-          break;
-        }
-        case FWL_MSGMOUSECMD_MouseLeave: {
-          OnMouseLeave(pMsg);
-          break;
-        }
-        default: {}
-      }
-      break;
-    }
-    case FWL_MSGHASH_Key: {
-      CFWL_MsgKey* pKey = static_cast<CFWL_MsgKey*>(pMessage);
-      if (pKey->m_dwCmd == FWL_MSGKEYCMD_KeyDown) {
-        OnKeyDown(pKey);
-      }
-      break;
-    }
-    default: { iRet = 0; }
-  }
-  CFWL_WidgetImpDelegate::OnProcessMessage(pMessage);
-  return iRet;
-}
-FWL_ERR CFWL_CheckBoxImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics,
-                                               const CFX_Matrix* pMatrix) {
-  return m_pOwner->DrawWidget(pGraphics, pMatrix);
-}
-void CFWL_CheckBoxImpDelegate::OnActivate(CFWL_Message* pMsg) {
-  m_pOwner->m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Deactivated;
-  m_pOwner->Repaint(&(m_pOwner->m_rtClient));
-}
-void CFWL_CheckBoxImpDelegate::OnFocusChanged(CFWL_Message* pMsg,
-                                              FX_BOOL bSet) {
-  if (bSet) {
-    m_pOwner->m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused;
-  } else {
-    m_pOwner->m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused;
-  }
-  m_pOwner->Repaint(&(m_pOwner->m_rtClient));
-}
-void CFWL_CheckBoxImpDelegate::OnLButtonDown(CFWL_MsgMouse* pMsg) {
-  if (m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) {
-    return;
-  }
-  if ((m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0) {
-    m_pOwner->SetFocus(TRUE);
-  }
-  m_pOwner->m_bBtnDown = TRUE;
-  m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_CKB_Hovered;
-  m_pOwner->m_pProperties->m_dwStates |= FWL_STATE_CKB_Pressed;
-  m_pOwner->Repaint(&(m_pOwner->m_rtClient));
-}
-void CFWL_CheckBoxImpDelegate::OnLButtonUp(CFWL_MsgMouse* pMsg) {
-  if (!m_pOwner->m_bBtnDown) {
-    return;
-  }
-  m_pOwner->m_bBtnDown = FALSE;
-  if (!m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    return;
-  }
-  m_pOwner->m_pProperties->m_dwStates |= FWL_STATE_CKB_Hovered;
-  m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_CKB_Pressed;
-  m_pOwner->NextStates();
-}
-void CFWL_CheckBoxImpDelegate::OnMouseMove(CFWL_MsgMouse* pMsg) {
-  if (m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) {
-    return;
-  }
-  FX_BOOL bRepaint = FALSE;
-  if (m_pOwner->m_bBtnDown) {
-    if (m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
-      if ((m_pOwner->m_pProperties->m_dwStates & FWL_STATE_CKB_Pressed) == 0) {
-        bRepaint = TRUE;
-        m_pOwner->m_pProperties->m_dwStates |= FWL_STATE_CKB_Pressed;
-      }
-      if ((m_pOwner->m_pProperties->m_dwStates & FWL_STATE_CKB_Hovered)) {
-        bRepaint = TRUE;
-        m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_CKB_Hovered;
-      }
-    } else {
-      if (m_pOwner->m_pProperties->m_dwStates & FWL_STATE_CKB_Pressed) {
-        bRepaint = TRUE;
-        m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_CKB_Pressed;
-      }
-      if ((m_pOwner->m_pProperties->m_dwStates & FWL_STATE_CKB_Hovered) == 0) {
-        bRepaint = TRUE;
-        m_pOwner->m_pProperties->m_dwStates |= FWL_STATE_CKB_Hovered;
-      }
-    }
-  } else {
-    if (m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
-      if ((m_pOwner->m_pProperties->m_dwStates & FWL_STATE_CKB_Hovered) == 0) {
-        bRepaint = TRUE;
-        m_pOwner->m_pProperties->m_dwStates |= FWL_STATE_CKB_Hovered;
-      }
-    }
-  }
-  if (bRepaint) {
-    m_pOwner->Repaint(&(m_pOwner->m_rtBox));
-  }
-}
-void CFWL_CheckBoxImpDelegate::OnMouseLeave(CFWL_MsgMouse* pMsg) {
-  if (m_pOwner->m_bBtnDown) {
-    m_pOwner->m_pProperties->m_dwStates |= FWL_STATE_CKB_Hovered;
-  } else {
-    m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_CKB_Hovered;
-  }
-  m_pOwner->Repaint(&(m_pOwner->m_rtBox));
-}
-void CFWL_CheckBoxImpDelegate::OnKeyDown(CFWL_MsgKey* pMsg) {
-  if (pMsg->m_dwKeyCode == FWL_VKEY_Tab) {
-    m_pOwner->DispatchKeyEvent(pMsg);
-    return;
-  }
-  if (pMsg->m_dwKeyCode == FWL_VKEY_Return ||
-      pMsg->m_dwKeyCode == FWL_VKEY_Space) {
-    m_pOwner->NextStates();
-  }
-}
diff --git a/xfa/src/fwl/basewidget/fwl_checkboximp.h b/xfa/src/fwl/basewidget/fwl_checkboximp.h
deleted file mode 100644
index 98702aaa59..0000000000
--- a/xfa/src/fwl/basewidget/fwl_checkboximp.h
+++ /dev/null
@@ -1,64 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef XFA_SRC_FWL_BASEWIDGET_FWL_CHECKBOXIMP_H_
-#define XFA_SRC_FWL_BASEWIDGET_FWL_CHECKBOXIMP_H_
-
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-class CFWL_WidgetImpProperties;
-class IFWL_Widget;
-class CFWL_CheckBoxImpDelegate;
-
-class CFWL_CheckBoxImp : public CFWL_WidgetImp {
- public:
-  CFWL_CheckBoxImp(const CFWL_WidgetImpProperties& properties,
-                   IFWL_Widget* pOuter);
-  ~CFWL_CheckBoxImp();
-  virtual FWL_ERR GetClassName(CFX_WideString& wsClass) const;
-  virtual FX_DWORD GetClassID() const;
-  virtual FWL_ERR Initialize();
-  virtual FWL_ERR Finalize();
-  virtual FWL_ERR GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE);
-  virtual FWL_ERR Update();
-  virtual FWL_ERR DrawWidget(CFX_Graphics* pGraphics,
-                             const CFX_Matrix* pMatrix = NULL);
-  virtual int32_t GetCheckState();
-  virtual FWL_ERR SetCheckState(int32_t iCheck);
-
- protected:
-  void Layout();
-  FX_DWORD GetPartStates();
-  void UpdateTextOutStyles();
-  void NextStates();
-  CFX_RectF m_rtClient;
-  CFX_RectF m_rtBox;
-  CFX_RectF m_rtCaption;
-  CFX_RectF m_rtFocus;
-  FX_DWORD m_dwTTOStyles;
-  int32_t m_iTTOAlign;
-  FX_BOOL m_bBtnDown;
-  friend class CFWL_CheckBoxImpDelegate;
-};
-class CFWL_CheckBoxImpDelegate : public CFWL_WidgetImpDelegate {
- public:
-  CFWL_CheckBoxImpDelegate(CFWL_CheckBoxImp* pOwner);
-  int32_t OnProcessMessage(CFWL_Message* pMessage) override;
-  FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
-                       const CFX_Matrix* pMatrix = NULL) override;
-
- protected:
-  void OnActivate(CFWL_Message* pMsg);
-  void OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
-  void OnLButtonDown(CFWL_MsgMouse* pMsg);
-  void OnLButtonUp(CFWL_MsgMouse* pMsg);
-  void OnMouseMove(CFWL_MsgMouse* pMsg);
-  void OnMouseLeave(CFWL_MsgMouse* pMsg);
-  void OnKeyDown(CFWL_MsgKey* pMsg);
-  CFWL_CheckBoxImp* m_pOwner;
-};
-
-#endif  // XFA_SRC_FWL_BASEWIDGET_FWL_CHECKBOXIMP_H_
diff --git a/xfa/src/fwl/basewidget/fwl_comboboximp.cpp b/xfa/src/fwl/basewidget/fwl_comboboximp.cpp
deleted file mode 100644
index 5eef96eebf..0000000000
--- a/xfa/src/fwl/basewidget/fwl_comboboximp.cpp
+++ /dev/null
@@ -1,1819 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "xfa/src/fwl/basewidget/fwl_comboboximp.h"
-
-#include "xfa/include/fwl/core/fwl_theme.h"
-#include "xfa/src/fde/tto/fde_textout.h"
-#include "xfa/src/fwl/basewidget/fwl_editimp.h"
-#include "xfa/src/fwl/basewidget/fwl_formproxyimp.h"
-#include "xfa/src/fwl/basewidget/fwl_listboximp.h"
-#include "xfa/src/fwl/basewidget/fwl_scrollbarimp.h"
-#include "xfa/src/fwl/core/fwl_appimp.h"
-#include "xfa/src/fwl/core/fwl_formimp.h"
-#include "xfa/src/fwl/core/fwl_noteimp.h"
-#include "xfa/src/fwl/core/fwl_panelimp.h"
-#include "xfa/src/fwl/core/fwl_targetimp.h"
-#include "xfa/src/fwl/core/fwl_threadimp.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-#include "xfa/src/fwl/core/fwl_widgetmgrimp.h"
-
-// static
-IFWL_ComboBox* IFWL_ComboBox::Create(
-    const CFWL_WidgetImpProperties& properties) {
-  IFWL_ComboBox* pComboBox = new IFWL_ComboBox;
-  CFWL_ComboBoxImp* pComboBoxImpl = new CFWL_ComboBoxImp(properties, nullptr);
-  pComboBox->SetImpl(pComboBoxImpl);
-  pComboBoxImpl->SetInterface(pComboBox);
-  return pComboBox;
-}
-IFWL_ComboBox::IFWL_ComboBox() {}
-int32_t IFWL_ComboBox::GetCurSel() {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->GetCurSel();
-}
-FWL_ERR IFWL_ComboBox::SetCurSel(int32_t iSel) {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->SetCurSel(iSel);
-}
-FWL_ERR IFWL_ComboBox::SetEditText(const CFX_WideString& wsText) {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->SetEditText(wsText);
-}
-int32_t IFWL_ComboBox::GetEditTextLength() const {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->GetEditTextLength();
-}
-FWL_ERR IFWL_ComboBox::GetEditText(CFX_WideString& wsText,
-                                   int32_t nStart,
-                                   int32_t nCount) const {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())
-      ->GetEditText(wsText, nStart, nCount);
-}
-FWL_ERR IFWL_ComboBox::SetEditSelRange(int32_t nStart, int32_t nCount) {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())
-      ->SetEditSelRange(nStart, nCount);
-}
-int32_t IFWL_ComboBox::GetEditSelRange(int32_t nIndex, int32_t& nStart) {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())
-      ->GetEditSelRange(nIndex, nStart);
-}
-int32_t IFWL_ComboBox::GetEditLimit() {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->GetEditLimit();
-}
-FWL_ERR IFWL_ComboBox::SetEditLimit(int32_t nLimit) {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->SetEditLimit(nLimit);
-}
-FWL_ERR IFWL_ComboBox::EditDoClipboard(int32_t iCmd) {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditDoClipboard(iCmd);
-}
-FX_BOOL IFWL_ComboBox::EditRedo(const CFX_ByteStringC& bsRecord) {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditRedo(bsRecord);
-}
-FX_BOOL IFWL_ComboBox::EditUndo(const CFX_ByteStringC& bsRecord) {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditUndo(bsRecord);
-}
-IFWL_ListBox* IFWL_ComboBox::GetListBoxt() {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->GetListBoxt();
-}
-FX_BOOL IFWL_ComboBox::AfterFocusShowDropList() {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->AfterFocusShowDropList();
-}
-FX_ERR IFWL_ComboBox::OpenDropDownList(FX_BOOL bActivate) {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->OpenDropDownList(bActivate);
-}
-FX_BOOL IFWL_ComboBox::EditCanUndo() {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditCanUndo();
-}
-FX_BOOL IFWL_ComboBox::EditCanRedo() {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditCanRedo();
-}
-FX_BOOL IFWL_ComboBox::EditUndo() {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditUndo();
-}
-FX_BOOL IFWL_ComboBox::EditRedo() {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditRedo();
-}
-FX_BOOL IFWL_ComboBox::EditCanCopy() {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditCanCopy();
-}
-FX_BOOL IFWL_ComboBox::EditCanCut() {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditCanCut();
-}
-FX_BOOL IFWL_ComboBox::EditCanSelectAll() {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditCanSelectAll();
-}
-FX_BOOL IFWL_ComboBox::EditCopy(CFX_WideString& wsCopy) {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditCopy(wsCopy);
-}
-FX_BOOL IFWL_ComboBox::EditCut(CFX_WideString& wsCut) {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditCut(wsCut);
-}
-FX_BOOL IFWL_ComboBox::EditPaste(const CFX_WideString& wsPaste) {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditPaste(wsPaste);
-}
-FX_BOOL IFWL_ComboBox::EditSelectAll() {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditSelectAll();
-}
-FX_BOOL IFWL_ComboBox::EditDelete() {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditDelete();
-}
-FX_BOOL IFWL_ComboBox::EditDeSelect() {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditDeSelect();
-}
-FWL_ERR IFWL_ComboBox::GetBBox(CFX_RectF& rect) {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())->GetBBox(rect);
-}
-FWL_ERR IFWL_ComboBox::EditModifyStylesEx(FX_DWORD dwStylesExAdded,
-                                          FX_DWORD dwStylesExRemoved) {
-  return static_cast<CFWL_ComboBoxImp*>(GetImpl())
-      ->EditModifyStylesEx(dwStylesExAdded, dwStylesExRemoved);
-}
-
-CFWL_ComboEditImp::CFWL_ComboEditImp(const CFWL_WidgetImpProperties& properties,
-                                     IFWL_Widget* pOuter)
-    : CFWL_EditImp(properties, pOuter) {
-  m_pOuter = static_cast<CFWL_ComboBoxImp*>(pOuter->GetImpl());
-}
-
-CFWL_ComboEditImpDelegate::CFWL_ComboEditImpDelegate(CFWL_ComboEditImp* pOwner)
-    : CFWL_EditImpDelegate(pOwner), m_pOwner(pOwner) {}
-int32_t CFWL_ComboEditImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
-  if (!pMessage)
-    return 0;
-  FX_DWORD dwMsgCode = pMessage->GetClassID();
-  FX_BOOL backDefault = TRUE;
-  switch (dwMsgCode) {
-    case FWL_MSGHASH_SetFocus:
-    case FWL_MSGHASH_KillFocus: {
-      if (dwMsgCode == FWL_MSGHASH_SetFocus) {
-        m_pOwner->m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused;
-      } else {
-        m_pOwner->m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused;
-      }
-      backDefault = FALSE;
-      break;
-    }
-    case FWL_MSGHASH_Mouse: {
-      CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage);
-      if ((pMsg->m_dwCmd == FWL_MSGMOUSECMD_LButtonDown) &&
-          ((m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0)) {
-        m_pOwner->SetSelected();
-        m_pOwner->SetComboBoxFocus(TRUE);
-      }
-      break;
-    }
-    default: {}
-  }
-  if (!backDefault) {
-    return 1;
-  }
-  return CFWL_EditImpDelegate::OnProcessMessage(pMessage);
-}
-void CFWL_ComboEditImp::ClearSelected() {
-  ClearSelections();
-  Repaint(&m_rtClient);
-}
-void CFWL_ComboEditImp::SetSelected() {
-  FlagFocus(TRUE);
-  EndCaret();
-  AddSelRange(0);
-}
-void CFWL_ComboEditImp::EndCaret() {
-  m_pEdtEngine->MoveCaretPos(MC_End);
-}
-void CFWL_ComboEditImp::FlagFocus(FX_BOOL bSet) {
-  if (bSet) {
-    m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused;
-  } else {
-    m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused;
-    ShowCaret(FALSE);
-  }
-}
-void CFWL_ComboEditImp::SetComboBoxFocus(FX_BOOL bSet) {
-  m_pOuter->SetFocus(bSet);
-}
-CFWL_ComboListImp::CFWL_ComboListImp(const CFWL_WidgetImpProperties& properties,
-                                     IFWL_Widget* pOuter)
-    : CFWL_ListBoxImp(properties, pOuter), m_bNotifyOwner(TRUE) {
-  FXSYS_assert(pOuter != NULL);
-}
-FWL_ERR CFWL_ComboListImp::Initialize() {
-  if (CFWL_ListBoxImp::Initialize() != FWL_ERR_Succeeded)
-    return FWL_ERR_Indefinite;
-  delete m_pDelegate;
-  m_pDelegate = new CFWL_ComboListImpDelegate(this);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ComboListImp::Finalize() {
-  delete m_pDelegate;
-  m_pDelegate = nullptr;
-  return CFWL_ListBoxImp::Finalize();
-}
-int32_t CFWL_ComboListImp::MatchItem(const CFX_WideString& wsMatch) {
-  if (wsMatch.IsEmpty()) {
-    return -1;
-  }
-  if (!m_pProperties->m_pDataProvider)
-    return -1;
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  int32_t iCount = pData->CountItems(m_pInterface);
-  for (int32_t i = 0; i < iCount; i++) {
-    FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, i);
-    CFX_WideString wsText;
-    pData->GetItemText(m_pInterface, hItem, wsText);
-    FX_STRSIZE pos = wsText.Find(wsMatch.c_str());
-    if (!pos) {
-      return i;
-    }
-  }
-  return -1;
-}
-void CFWL_ComboListImp::ChangeSelected(int32_t iSel) {
-  if (!m_pProperties->m_pDataProvider)
-    return;
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, iSel);
-  CFX_RectF rtInvalidate;
-  rtInvalidate.Reset();
-  FWL_HLISTITEM hOld = GetSelItem(0);
-  int32_t iOld = pData->GetItemIndex(m_pInterface, hOld);
-  if (iOld == iSel) {
-    return;
-  } else if (iOld > -1) {
-    GetItemRect(iOld, rtInvalidate);
-    SetSelItem(hOld, FALSE);
-  }
-  if (hItem) {
-    CFX_RectF rect;
-    GetItemRect(iSel, rect);
-    rtInvalidate.Union(rect);
-    FWL_HLISTITEM hSel = pData->GetItem(m_pInterface, iSel);
-    SetSelItem(hSel, TRUE);
-  }
-  if (!rtInvalidate.IsEmpty()) {
-    Repaint(&rtInvalidate);
-  }
-}
-int32_t CFWL_ComboListImp::CountItems() {
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  return pData ? pData->CountItems(m_pInterface) : 0;
-}
-void CFWL_ComboListImp::GetItemRect(int32_t nIndex, CFX_RectF& rtItem) {
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, nIndex);
-  pData->GetItemRect(m_pInterface, hItem, rtItem);
-}
-void CFWL_ComboListImp::ClientToOuter(FX_FLOAT& fx, FX_FLOAT& fy) {
-  fx += m_pProperties->m_rtWidget.left, fy += m_pProperties->m_rtWidget.top;
-  IFWL_Widget* pOwner = GetOwner();
-  if (!pOwner)
-    return;
-  pOwner->TransformTo(m_pOuter, fx, fy);
-}
-void CFWL_ComboListImp::SetFocus(FX_BOOL bSet) {
-  CFWL_WidgetImp::SetFocus(bSet);
-}
-CFWL_ComboListImpDelegate::CFWL_ComboListImpDelegate(CFWL_ComboListImp* pOwner)
-    : CFWL_ListBoxImpDelegate(pOwner), m_pOwner(pOwner) {}
-int32_t CFWL_ComboListImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
-  if (!pMessage)
-    return 0;
-  FX_DWORD dwHashCode = pMessage->GetClassID();
-  FX_BOOL backDefault = TRUE;
-  if (dwHashCode == FWL_MSGHASH_SetFocus ||
-      dwHashCode == FWL_MSGHASH_KillFocus) {
-    OnDropListFocusChanged(pMessage, dwHashCode == FWL_MSGHASH_SetFocus);
-  } else if (dwHashCode == FWL_MSGHASH_Mouse) {
-    CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage);
-    if (m_pOwner->IsShowScrollBar(TRUE) && m_pOwner->m_pVertScrollBar) {
-      CFX_RectF rect;
-      m_pOwner->m_pVertScrollBar->GetWidgetRect(rect);
-      if (rect.Contains(pMsg->m_fx, pMsg->m_fy)) {
-        pMsg->m_fx -= rect.left;
-        pMsg->m_fy -= rect.top;
-        IFWL_WidgetDelegate* pDelegate =
-            m_pOwner->m_pVertScrollBar->SetDelegate(NULL);
-        return pDelegate->OnProcessMessage(pMsg);
-      }
-    }
-    FX_DWORD dwCmd = pMsg->m_dwCmd;
-    switch (dwCmd) {
-      case FWL_MSGMOUSECMD_MouseMove: {
-        backDefault = FALSE;
-        OnDropListMouseMove(pMsg);
-        break;
-      }
-      case FWL_MSGMOUSECMD_LButtonDown: {
-        backDefault = FALSE;
-        OnDropListLButtonDown(pMsg);
-        break;
-      }
-      case FWL_MSGMOUSECMD_LButtonUp: {
-        backDefault = FALSE;
-        OnDropListLButtonUp(pMsg);
-        break;
-      }
-      default: {}
-    }
-  } else if (dwHashCode == FWL_MSGHASH_Key) {
-    backDefault = !OnDropListKey(static_cast<CFWL_MsgKey*>(pMessage));
-  }
-  if (!backDefault) {
-    return 1;
-  }
-  return CFWL_ListBoxImpDelegate::OnProcessMessage(pMessage);
-}
-void CFWL_ComboListImpDelegate::OnDropListFocusChanged(CFWL_Message* pMsg,
-                                                       FX_BOOL bSet) {
-  if (!bSet) {
-    CFWL_MsgKillFocus* pKill = static_cast<CFWL_MsgKillFocus*>(pMsg);
-    CFWL_ComboBoxImp* pOuter =
-        static_cast<CFWL_ComboBoxImp*>(m_pOwner->m_pOuter->GetImpl());
-    if (pKill->m_pSetFocus == m_pOwner->m_pOuter ||
-        pKill->m_pSetFocus == pOuter->m_pEdit.get()) {
-      pOuter->ShowDropList(FALSE);
-    }
-  }
-}
-int32_t CFWL_ComboListImpDelegate::OnDropListMouseMove(CFWL_MsgMouse* pMsg) {
-  if (m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    if (m_pOwner->m_bNotifyOwner) {
-      m_pOwner->m_bNotifyOwner = FALSE;
-    }
-    if (m_pOwner->IsShowScrollBar(TRUE) && m_pOwner->m_pVertScrollBar) {
-      CFX_RectF rect;
-      m_pOwner->m_pVertScrollBar->GetWidgetRect(rect);
-      if (rect.Contains(pMsg->m_fx, pMsg->m_fy)) {
-        return 1;
-      }
-    }
-    FWL_HLISTITEM hItem = m_pOwner->GetItemAtPoint(pMsg->m_fx, pMsg->m_fy);
-    if (hItem) {
-      if (!m_pOwner->m_pProperties->m_pDataProvider)
-        return 0;
-      IFWL_ListBoxDP* pData = static_cast<IFWL_ListBoxDP*>(
-          m_pOwner->m_pProperties->m_pDataProvider);
-      int32_t iSel = pData->GetItemIndex(m_pOwner->m_pInterface, hItem);
-      CFWL_EvtCmbHoverChanged event;
-      event.m_pSrcTarget = m_pOwner->m_pOuter;
-      event.m_iCurHover = iSel;
-      m_pOwner->DispatchEvent(&event);
-      m_pOwner->ChangeSelected(iSel);
-    }
-  } else if (m_pOwner->m_bNotifyOwner) {
-    m_pOwner->ClientToOuter(pMsg->m_fx, pMsg->m_fy);
-    CFWL_ComboBoxImp* pOuter =
-        static_cast<CFWL_ComboBoxImp*>(m_pOwner->m_pOuter->GetImpl());
-    pOuter->m_pDelegate->OnProcessMessage(pMsg);
-  }
-  return 1;
-}
-int32_t CFWL_ComboListImpDelegate::OnDropListLButtonDown(CFWL_MsgMouse* pMsg) {
-  if (m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    return 0;
-  }
-  CFWL_ComboBoxImp* pOuter =
-      static_cast<CFWL_ComboBoxImp*>(m_pOwner->m_pOuter->GetImpl());
-  pOuter->ShowDropList(FALSE);
-  return 1;
-}
-int32_t CFWL_ComboListImpDelegate::OnDropListLButtonUp(CFWL_MsgMouse* pMsg) {
-  CFWL_ComboBoxImp* pOuter =
-      static_cast<CFWL_ComboBoxImp*>(m_pOwner->m_pOuter->GetImpl());
-  if (m_pOwner->m_bNotifyOwner) {
-    m_pOwner->ClientToOuter(pMsg->m_fx, pMsg->m_fy);
-    pOuter->m_pDelegate->OnProcessMessage(pMsg);
-  } else {
-    if (m_pOwner->IsShowScrollBar(TRUE) && m_pOwner->m_pVertScrollBar) {
-      CFX_RectF rect;
-      m_pOwner->m_pVertScrollBar->GetWidgetRect(rect);
-      if (rect.Contains(pMsg->m_fx, pMsg->m_fy)) {
-        return 1;
-      }
-    }
-    pOuter->ShowDropList(FALSE);
-    FWL_HLISTITEM hItem = m_pOwner->GetItemAtPoint(pMsg->m_fx, pMsg->m_fy);
-    if (hItem) {
-      pOuter->ProcessSelChanged(TRUE);
-    }
-  }
-  return 1;
-}
-int32_t CFWL_ComboListImpDelegate::OnDropListKey(CFWL_MsgKey* pKey) {
-  CFWL_ComboBoxImp* pOuter =
-      static_cast<CFWL_ComboBoxImp*>(m_pOwner->m_pOuter->GetImpl());
-  FX_BOOL bPropagate = FALSE;
-  if (pKey->m_dwCmd == FWL_MSGKEYCMD_KeyDown) {
-    FX_DWORD dwKeyCode = pKey->m_dwKeyCode;
-    switch (dwKeyCode) {
-      case FWL_VKEY_Return:
-      case FWL_VKEY_Escape: {
-        pOuter->ShowDropList(FALSE);
-        return 1;
-      }
-      case FWL_VKEY_Up:
-      case FWL_VKEY_Down: {
-        OnDropListKeyDown(pKey);
-        pOuter->SetDelegate(nullptr);
-        pOuter->ProcessSelChanged(FALSE);
-        return 1;
-      }
-      default: { bPropagate = TRUE; }
-    }
-  } else if (pKey->m_dwCmd == FWL_MSGKEYCMD_Char) {
-    bPropagate = TRUE;
-  }
-  if (bPropagate) {
-    pKey->m_pDstTarget = m_pOwner->m_pOuter;
-    pOuter->m_pDelegate->OnProcessMessage(pKey);
-    return 1;
-  }
-  return 0;
-}
-void CFWL_ComboListImpDelegate::OnDropListKeyDown(CFWL_MsgKey* pKey) {
-  FX_DWORD dwKeyCode = pKey->m_dwKeyCode;
-  switch (dwKeyCode) {
-    case FWL_VKEY_Up:
-    case FWL_VKEY_Down:
-    case FWL_VKEY_Home:
-    case FWL_VKEY_End: {
-      CFWL_ComboBoxImp* pOuter =
-          static_cast<CFWL_ComboBoxImp*>(m_pOwner->m_pOuter->GetImpl());
-      IFWL_ListBoxDP* pData = static_cast<IFWL_ListBoxDP*>(
-          m_pOwner->m_pProperties->m_pDataProvider);
-      FWL_HLISTITEM hItem =
-          pData->GetItem(m_pOwner->m_pInterface, pOuter->m_iCurSel);
-      hItem = m_pOwner->GetItem(hItem, dwKeyCode);
-      if (!hItem) {
-        break;
-      }
-      m_pOwner->SetSelection(hItem, hItem, TRUE);
-      m_pOwner->ScrollToVisible(hItem);
-      CFX_RectF rtInvalidate;
-      rtInvalidate.Set(0, 0, m_pOwner->m_pProperties->m_rtWidget.width,
-                       m_pOwner->m_pProperties->m_rtWidget.height);
-      m_pOwner->Repaint(&rtInvalidate);
-      break;
-    }
-    default: {}
-  }
-}
-CFWL_ComboBoxImp::CFWL_ComboBoxImp(const CFWL_WidgetImpProperties& properties,
-                                   IFWL_Widget* pOuter)
-    : CFWL_WidgetImp(properties, pOuter),
-      m_pForm(NULL),
-      m_bLButtonDown(FALSE),
-      m_iCurSel(-1),
-      m_iBtnState(FWL_PARTSTATE_CMB_Normal),
-      m_fComboFormHandler(0),
-      m_bNeedShowList(FALSE) {
-  m_rtClient.Reset();
-  m_rtBtn.Reset();
-  m_rtHandler.Reset();
-}
-CFWL_ComboBoxImp::~CFWL_ComboBoxImp() {}
-FWL_ERR CFWL_ComboBoxImp::GetClassName(CFX_WideString& wsClass) const {
-  wsClass = FWL_CLASS_ComboBox;
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_ComboBoxImp::GetClassID() const {
-  return FWL_CLASSHASH_ComboBox;
-}
-FWL_ERR CFWL_ComboBoxImp::Initialize() {
-  if (m_pWidgetMgr->IsFormDisabled()) {
-    return DisForm_Initialize();
-  }
-  if (CFWL_WidgetImp::Initialize() != FWL_ERR_Succeeded)
-    return FWL_WGTSTATE_Invisible;  // Probably a bug; not a FWL_ERR_ value.
-  m_pDelegate = new CFWL_ComboBoxImpDelegate(this);
-  CFWL_WidgetImpProperties prop;
-  prop.m_pThemeProvider = m_pProperties->m_pThemeProvider;
-  prop.m_dwStyles |= FWL_WGTSTYLE_Border | FWL_WGTSTYLE_VScroll;
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CMB_ListItemIconText) {
-    prop.m_dwStyleExes |= FWL_STYLEEXT_LTB_Icon;
-  }
-  prop.m_pDataProvider = m_pProperties->m_pDataProvider;
-  m_pListBox.reset(IFWL_ListBox::CreateComboList(prop, m_pInterface));
-  m_pListBox->Initialize();
-  if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CMB_DropDown) && !m_pEdit) {
-    CFWL_WidgetImpProperties prop2;
-    m_pEdit.reset(IFWL_Edit::CreateComboEdit(prop2, m_pInterface));
-    m_pEdit->Initialize();
-    static_cast<CFWL_EditImp*>(m_pEdit->GetImpl())->SetOuter(m_pInterface);
-  }
-  if (m_pEdit) {
-    m_pEdit->SetParent(m_pInterface);
-  }
-  SetStates(m_pProperties->m_dwStates);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ComboBoxImp::Finalize() {
-  if (m_pEdit) {
-    m_pEdit->Finalize();
-  }
-  m_pListBox->Finalize();
-  delete m_pDelegate;
-  m_pDelegate = nullptr;
-  return CFWL_WidgetImp::Finalize();
-}
-FWL_ERR CFWL_ComboBoxImp::GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize) {
-  if (bAutoSize) {
-    rect.Reset();
-    FX_BOOL bIsDropDown = IsDropDownStyle();
-    if (bIsDropDown && m_pEdit) {
-      m_pEdit->GetWidgetRect(rect, TRUE);
-    } else {
-      rect.width = 100;
-      rect.height = 16;
-    }
-    if (!m_pProperties->m_pThemeProvider) {
-      ReSetTheme();
-    }
-    FX_FLOAT* pFWidth = static_cast<FX_FLOAT*>(
-        GetThemeCapacity(FWL_WGTCAPACITY_ScrollBarWidth));
-    if (!pFWidth)
-      return FWL_ERR_Indefinite;
-    rect.Inflate(0, 0, *pFWidth, 0);
-    CFWL_WidgetImp::GetWidgetRect(rect, TRUE);
-  } else {
-    rect = m_pProperties->m_rtWidget;
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ComboBoxImp::ModifyStylesEx(FX_DWORD dwStylesExAdded,
-                                         FX_DWORD dwStylesExRemoved) {
-  if (m_pWidgetMgr->IsFormDisabled()) {
-    return DisForm_ModifyStylesEx(dwStylesExAdded, dwStylesExRemoved);
-  }
-  FX_BOOL bAddDropDown = dwStylesExAdded & FWL_STYLEEXT_CMB_DropDown;
-  FX_BOOL bRemoveDropDown = dwStylesExRemoved & FWL_STYLEEXT_CMB_DropDown;
-  if (bAddDropDown && !m_pEdit) {
-    CFWL_WidgetImpProperties prop;
-    m_pEdit.reset(IFWL_Edit::CreateComboEdit(prop, nullptr));
-    m_pEdit->Initialize();
-    static_cast<CFWL_EditImp*>(m_pEdit->GetImpl())->SetOuter(m_pInterface);
-    m_pEdit->SetParent(m_pInterface);
-  } else if (bRemoveDropDown && m_pEdit) {
-    m_pEdit->SetStates(FWL_WGTSTATE_Invisible, TRUE);
-  }
-  return CFWL_WidgetImp::ModifyStylesEx(dwStylesExAdded, dwStylesExRemoved);
-}
-FWL_ERR CFWL_ComboBoxImp::Update() {
-  if (m_pWidgetMgr->IsFormDisabled()) {
-    return DisForm_Update();
-  }
-  if (IsLocked()) {
-    return FWL_ERR_Indefinite;
-  }
-  ReSetTheme();
-  FX_BOOL bDropDown = IsDropDownStyle();
-  if (bDropDown && m_pEdit) {
-    ReSetEditAlignment();
-  }
-  if (m_pProperties->m_pThemeProvider == NULL) {
-    m_pProperties->m_pThemeProvider = GetAvailableTheme();
-  }
-  Layout();
-  CFWL_ThemePart part;
-  part.m_pWidget = m_pInterface;
-  m_fComboFormHandler =
-      *static_cast<FX_FLOAT*>(m_pProperties->m_pThemeProvider->GetCapacity(
-          &part, FWL_WGTCAPACITY_CMB_ComboFormHandler));
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_ComboBoxImp::HitTest(FX_FLOAT fx, FX_FLOAT fy) {
-  if (m_pWidgetMgr->IsFormDisabled()) {
-    return DisForm_HitTest(fx, fy);
-  }
-  return CFWL_WidgetImp::HitTest(fx, fy);
-}
-FWL_ERR CFWL_ComboBoxImp::DrawWidget(CFX_Graphics* pGraphics,
-                                     const CFX_Matrix* pMatrix) {
-  if (m_pWidgetMgr->IsFormDisabled()) {
-    return DisForm_DrawWidget(pGraphics, pMatrix);
-  }
-  if (!pGraphics)
-    return FWL_ERR_Indefinite;
-  if (!m_pProperties->m_pThemeProvider)
-    return FWL_ERR_Indefinite;
-  IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
-  FX_BOOL bIsDropDown = IsDropDownStyle();
-  if (HasBorder()) {
-    DrawBorder(pGraphics, FWL_PART_CMB_Border, pTheme, pMatrix);
-  }
-  if (HasEdge()) {
-    DrawEdge(pGraphics, FWL_PART_CMB_Edge, pTheme, pMatrix);
-  }
-  if (!bIsDropDown) {
-    CFX_RectF rtTextBk(m_rtClient);
-    rtTextBk.width -= m_rtBtn.width;
-    CFWL_ThemeBackground param;
-    param.m_pWidget = m_pInterface;
-    param.m_iPart = FWL_PART_CMB_Background;
-    param.m_pGraphics = pGraphics;
-    if (pMatrix) {
-      param.m_matrix.Concat(*pMatrix);
-    }
-    param.m_rtPart = rtTextBk;
-    if (m_iCurSel >= 0) {
-      IFWL_ListBoxDP* pData = static_cast<IFWL_ListBoxDP*>(
-          static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())
-              ->m_pProperties->m_pDataProvider);
-      void* p = pData->GetItemData(m_pListBox.get(),
-                                   pData->GetItem(m_pListBox.get(), m_iCurSel));
-      if (p != NULL) {
-        param.m_pData = p;
-      }
-    }
-    if (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) {
-      param.m_dwStates = FWL_PARTSTATE_CMB_Disabled;
-    } else if ((m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) &&
-               (m_iCurSel >= 0)) {
-      param.m_dwStates = FWL_PARTSTATE_CMB_Selected;
-    } else {
-      param.m_dwStates = FWL_PARTSTATE_CMB_Normal;
-    }
-    pTheme->DrawBackground(&param);
-    if (m_iCurSel >= 0) {
-      if (!m_pListBox)
-        return FWL_ERR_Indefinite;
-      CFX_WideString wsText;
-      IFWL_ComboBoxDP* pData =
-          static_cast<IFWL_ComboBoxDP*>(m_pProperties->m_pDataProvider);
-      FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, m_iCurSel);
-      static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())
-          ->GetItemText(hItem, wsText);
-      CFWL_ThemeText param;
-      param.m_pWidget = m_pInterface;
-      param.m_iPart = FWL_PART_CMB_Caption;
-      param.m_dwStates = m_iBtnState;
-      param.m_pGraphics = pGraphics;
-      param.m_matrix.Concat(*pMatrix);
-      param.m_rtPart = rtTextBk;
-      param.m_dwStates = (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused)
-                             ? FWL_PARTSTATE_CMB_Selected
-                             : FWL_PARTSTATE_CMB_Normal;
-      param.m_wsText = wsText;
-      param.m_dwTTOStyles = FDE_TTOSTYLE_SingleLine;
-      param.m_iTTOAlign = FDE_TTOALIGNMENT_CenterLeft;
-      pTheme->DrawText(&param);
-    }
-  }
-  {
-    CFWL_ThemeBackground param;
-    param.m_pWidget = m_pInterface;
-    param.m_iPart = FWL_PART_CMB_DropDownButton;
-    param.m_dwStates = (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)
-                           ? FWL_PARTSTATE_CMB_Disabled
-                           : m_iBtnState;
-    param.m_pGraphics = pGraphics;
-    param.m_matrix.Concat(*pMatrix);
-    param.m_rtPart = m_rtBtn;
-    pTheme->DrawBackground(&param);
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ComboBoxImp::SetThemeProvider(IFWL_ThemeProvider* pThemeProvider) {
-  if (!pThemeProvider)
-    return FWL_ERR_Indefinite;
-  m_pProperties->m_pThemeProvider = pThemeProvider;
-  if (m_pListBox && pThemeProvider->IsValidWidget(m_pListBox.get())) {
-    m_pListBox->SetThemeProvider(pThemeProvider);
-  }
-  if (m_pEdit && pThemeProvider->IsValidWidget(m_pEdit.get())) {
-    m_pEdit->SetThemeProvider(pThemeProvider);
-  }
-  return FWL_ERR_Succeeded;
-}
-int32_t CFWL_ComboBoxImp::GetCurSel() {
-  return m_iCurSel;
-}
-FWL_ERR CFWL_ComboBoxImp::SetCurSel(int32_t iSel) {
-  int32_t iCount =
-      static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())->CountItems();
-  FX_BOOL bClearSel = iSel < 0 || iSel >= iCount;
-  FX_BOOL bDropDown = IsDropDownStyle();
-  if (bDropDown && m_pEdit) {
-    if (bClearSel) {
-      m_pEdit->SetText(CFX_WideString());
-    } else {
-      CFX_WideString wsText;
-      IFWL_ComboBoxDP* pData =
-          static_cast<IFWL_ComboBoxDP*>(m_pProperties->m_pDataProvider);
-      FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, iSel);
-      static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())
-          ->GetItemText(hItem, wsText);
-      m_pEdit->SetText(wsText);
-    }
-    m_pEdit->Update();
-  }
-  m_iCurSel = bClearSel ? -1 : iSel;
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ComboBoxImp::SetStates(FX_DWORD dwStates, FX_BOOL bSet) {
-  FX_BOOL bIsDropDown = IsDropDownStyle();
-  if (bIsDropDown && m_pEdit) {
-    m_pEdit->SetStates(dwStates, bSet);
-  }
-  if (m_pListBox) {
-    m_pListBox->SetStates(dwStates, bSet);
-  }
-  return CFWL_WidgetImp::SetStates(dwStates, bSet);
-}
-FWL_ERR CFWL_ComboBoxImp::SetEditText(const CFX_WideString& wsText) {
-  if (!m_pEdit)
-    return FWL_ERR_Indefinite;
-  m_pEdit->SetText(wsText);
-  return m_pEdit->Update();
-}
-int32_t CFWL_ComboBoxImp::GetEditTextLength() const {
-  if (!m_pEdit)
-    return -1;
-  return m_pEdit->GetTextLength();
-}
-FWL_ERR CFWL_ComboBoxImp::GetEditText(CFX_WideString& wsText,
-                                      int32_t nStart,
-                                      int32_t nCount) const {
-  if (m_pEdit) {
-    return m_pEdit->GetText(wsText, nStart, nCount);
-  } else if (m_pListBox) {
-    IFWL_ComboBoxDP* pData =
-        static_cast<IFWL_ComboBoxDP*>(m_pProperties->m_pDataProvider);
-    FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, m_iCurSel);
-    return m_pListBox->GetItemText(hItem, wsText);
-  }
-  return FWL_ERR_Indefinite;
-}
-FWL_ERR CFWL_ComboBoxImp::SetEditSelRange(int32_t nStart, int32_t nCount) {
-  if (!m_pEdit)
-    return FWL_ERR_Indefinite;
-  static_cast<CFWL_ComboEditImp*>(m_pEdit->GetImpl())->ClearSelected();
-  m_pEdit->AddSelRange(nStart, nCount);
-  return FWL_ERR_Succeeded;
-}
-int32_t CFWL_ComboBoxImp::GetEditSelRange(int32_t nIndex, int32_t& nStart) {
-  if (!m_pEdit)
-    return -1;
-  return m_pEdit->GetSelRange(nIndex, nStart);
-}
-int32_t CFWL_ComboBoxImp::GetEditLimit() {
-  if (!m_pEdit)
-    return -1;
-  return m_pEdit->GetLimit();
-}
-FWL_ERR CFWL_ComboBoxImp::SetEditLimit(int32_t nLimit) {
-  if (!m_pEdit)
-    return FWL_ERR_Indefinite;
-  return m_pEdit->SetLimit(nLimit);
-}
-FWL_ERR CFWL_ComboBoxImp::EditDoClipboard(int32_t iCmd) {
-  if (!m_pEdit)
-    return FWL_ERR_Indefinite;
-  return m_pEdit->DoClipboard(iCmd);
-}
-FX_BOOL CFWL_ComboBoxImp::EditRedo(const CFX_ByteStringC& bsRecord) {
-  if (!m_pEdit)
-    return FALSE;
-  return m_pEdit->Redo(bsRecord);
-}
-FX_BOOL CFWL_ComboBoxImp::EditUndo(const CFX_ByteStringC& bsRecord) {
-  if (!m_pEdit)
-    return FALSE;
-  return m_pEdit->Undo(bsRecord);
-}
-IFWL_ListBox* CFWL_ComboBoxImp::GetListBoxt() {
-  return m_pListBox.get();
-}
-FX_BOOL CFWL_ComboBoxImp::AfterFocusShowDropList() {
-  if (!m_bNeedShowList) {
-    return FALSE;
-  }
-  if (m_pEdit) {
-    MatchEditText();
-  }
-  ShowDropList(TRUE);
-  m_bNeedShowList = FALSE;
-  return TRUE;
-}
-FX_ERR CFWL_ComboBoxImp::OpenDropDownList(FX_BOOL bActivate) {
-  ShowDropList(bActivate);
-  return FWL_ERR_Succeeded;
-}
-FX_BOOL CFWL_ComboBoxImp::EditCanUndo() {
-  return m_pEdit->CanUndo();
-}
-FX_BOOL CFWL_ComboBoxImp::EditCanRedo() {
-  return m_pEdit->CanRedo();
-}
-FX_BOOL CFWL_ComboBoxImp::EditUndo() {
-  return m_pEdit->Undo();
-}
-FX_BOOL CFWL_ComboBoxImp::EditRedo() {
-  return m_pEdit->Redo();
-}
-FX_BOOL CFWL_ComboBoxImp::EditCanCopy() {
-  return m_pEdit->CountSelRanges() > 0;
-}
-FX_BOOL CFWL_ComboBoxImp::EditCanCut() {
-  if (m_pEdit->GetStylesEx() & FWL_STYLEEXT_EDT_ReadOnly) {
-    return FALSE;
-  }
-  return m_pEdit->CountSelRanges() > 0;
-}
-FX_BOOL CFWL_ComboBoxImp::EditCanSelectAll() {
-  return m_pEdit->GetTextLength() > 0;
-}
-FX_BOOL CFWL_ComboBoxImp::EditCopy(CFX_WideString& wsCopy) {
-  return m_pEdit->Copy(wsCopy);
-}
-FX_BOOL CFWL_ComboBoxImp::EditCut(CFX_WideString& wsCut) {
-  return m_pEdit->Cut(wsCut);
-}
-FX_BOOL CFWL_ComboBoxImp::EditPaste(const CFX_WideString& wsPaste) {
-  return m_pEdit->Paste(wsPaste);
-}
-FX_BOOL CFWL_ComboBoxImp::EditSelectAll() {
-  return m_pEdit->AddSelRange(0) == FWL_ERR_Succeeded;
-}
-FX_BOOL CFWL_ComboBoxImp::EditDelete() {
-  return m_pEdit->ClearText() == FWL_ERR_Succeeded;
-}
-FX_BOOL CFWL_ComboBoxImp::EditDeSelect() {
-  return m_pEdit->ClearSelections() == FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ComboBoxImp::GetBBox(CFX_RectF& rect) {
-  if (m_pWidgetMgr->IsFormDisabled()) {
-    return DisForm_GetBBox(rect);
-  }
-  rect = m_pProperties->m_rtWidget;
-  if (m_pListBox && IsDropListShowed()) {
-    CFX_RectF rtList;
-    m_pListBox->GetWidgetRect(rtList);
-    rtList.Offset(rect.left, rect.top);
-    rect.Union(rtList);
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ComboBoxImp::EditModifyStylesEx(FX_DWORD dwStylesExAdded,
-                                             FX_DWORD dwStylesExRemoved) {
-  if (m_pEdit != NULL) {
-    return m_pEdit->ModifyStylesEx(dwStylesExAdded, dwStylesExRemoved);
-  } else {
-    return FWL_ERR_Parameter_Invalid;
-  }
-}
-FX_FLOAT CFWL_ComboBoxImp::GetListHeight() {
-  return static_cast<IFWL_ComboBoxDP*>(m_pProperties->m_pDataProvider)
-      ->GetListHeight(m_pInterface);
-}
-void CFWL_ComboBoxImp::DrawStretchHandler(CFX_Graphics* pGraphics,
-                                          const CFX_Matrix* pMatrix) {
-  CFWL_ThemeBackground param;
-  param.m_pGraphics = pGraphics;
-  param.m_iPart = FWL_PART_CMB_StretcgHandler;
-  param.m_dwStates = FWL_PARTSTATE_CMB_Normal;
-  param.m_pWidget = m_pInterface;
-  if (pMatrix) {
-    param.m_matrix.Concat(*pMatrix);
-  }
-  param.m_rtPart = m_rtHandler;
-  m_pProperties->m_pThemeProvider->DrawBackground(&param);
-}
-void CFWL_ComboBoxImp::ShowDropList(FX_BOOL bActivate) {
-  if (m_pWidgetMgr->IsFormDisabled()) {
-    return DisForm_ShowDropList(bActivate);
-  }
-  FX_BOOL bDropList = IsDropListShowed();
-  if (bDropList == bActivate) {
-    return;
-  }
-  if (!m_pForm) {
-    InitProxyForm();
-  }
-  m_pListProxyDelegate->Reset();
-  if (bActivate) {
-    static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())
-        ->ChangeSelected(m_iCurSel);
-    ReSetListItemAlignment();
-    FX_DWORD dwStyleAdd = m_pProperties->m_dwStyleExes &
-                          (FWL_STYLEEXT_CMB_Sort | FWL_STYLEEXT_CMB_OwnerDraw);
-    m_pListBox->ModifyStylesEx(dwStyleAdd, 0);
-    m_pListBox->GetWidgetRect(m_rtList, TRUE);
-    FX_FLOAT fHeight = GetListHeight();
-    if (fHeight > 0) {
-      if (m_rtList.height > GetListHeight()) {
-        m_rtList.height = GetListHeight();
-        m_pListBox->ModifyStyles(FWL_WGTSTYLE_VScroll, 0);
-      }
-    }
-    CFX_RectF rtAnchor;
-    rtAnchor.Set(0, 0, m_pProperties->m_rtWidget.width,
-                 m_pProperties->m_rtWidget.height);
-    FX_FLOAT fMinHeight = 0;
-    if (m_rtList.width < m_rtClient.width) {
-      m_rtList.width = m_rtClient.width;
-    }
-    m_rtProxy = m_rtList;
-    if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CMB_ListDrag) {
-      m_rtProxy.height += m_fComboFormHandler;
-    }
-    GetPopupPos(fMinHeight, m_rtProxy.height, rtAnchor, m_rtProxy);
-    if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CMB_ListDrag) {
-      FX_FLOAT fx = 0;
-      FX_FLOAT fy = m_rtClient.top + m_rtClient.height / 2;
-      TransformTo(NULL, fx, fy);
-      m_bUpFormHandler = fy > m_rtProxy.top;
-      if (m_bUpFormHandler) {
-        m_rtHandler.Set(0, 0, m_rtList.width, m_fComboFormHandler);
-        m_rtList.top = m_fComboFormHandler;
-      } else {
-        m_rtHandler.Set(0, m_rtList.height, m_rtList.width,
-                        m_fComboFormHandler);
-      }
-    }
-    m_pForm->SetWidgetRect(m_rtProxy);
-    m_pForm->Update();
-    m_pListBox->SetWidgetRect(m_rtList);
-    m_pListBox->Update();
-    CFWL_EvtCmbPreDropDown ev;
-    ev.m_pSrcTarget = m_pInterface;
-    DispatchEvent(&ev);
-    m_fItemHeight =
-        static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())->m_fItemHeight;
-    static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())->SetFocus(TRUE);
-    m_pForm->DoModal();
-    static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())->SetFocus(FALSE);
-  } else {
-    m_pForm->EndDoModal();
-    CFWL_EvtCmbCloseUp ev;
-    ev.m_pSrcTarget = m_pInterface;
-    DispatchEvent(&ev);
-    m_bLButtonDown = FALSE;
-    static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())->m_bNotifyOwner =
-        TRUE;
-    SetFocus(TRUE);
-  }
-}
-FX_BOOL CFWL_ComboBoxImp::IsDropListShowed() {
-  return m_pForm && !(m_pForm->GetStates() & FWL_WGTSTATE_Invisible);
-}
-FX_BOOL CFWL_ComboBoxImp::IsDropDownStyle() const {
-  return m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CMB_DropDown;
-}
-void CFWL_ComboBoxImp::MatchEditText() {
-  CFX_WideString wsText;
-  m_pEdit->GetText(wsText);
-  int32_t iMatch =
-      static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())->MatchItem(wsText);
-  if (iMatch != m_iCurSel) {
-    static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())
-        ->ChangeSelected(iMatch);
-    if (iMatch >= 0) {
-      SynchrEditText(iMatch);
-    }
-  } else if (iMatch >= 0) {
-    static_cast<CFWL_ComboEditImp*>(m_pEdit->GetImpl())->SetSelected();
-  }
-  m_iCurSel = iMatch;
-}
-void CFWL_ComboBoxImp::SynchrEditText(int32_t iListItem) {
-  CFX_WideString wsText;
-  IFWL_ComboBoxDP* pData =
-      static_cast<IFWL_ComboBoxDP*>(m_pProperties->m_pDataProvider);
-  FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, iListItem);
-  static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())
-      ->GetItemText(hItem, wsText);
-  m_pEdit->SetText(wsText);
-  m_pEdit->Update();
-  static_cast<CFWL_ComboEditImp*>(m_pEdit->GetImpl())->SetSelected();
-}
-void CFWL_ComboBoxImp::Layout() {
-  if (m_pWidgetMgr->IsFormDisabled()) {
-    return DisForm_Layout();
-  }
-  GetClientRect(m_rtClient);
-  FX_FLOAT* pFWidth =
-      static_cast<FX_FLOAT*>(GetThemeCapacity(FWL_WGTCAPACITY_ScrollBarWidth));
-  if (!pFWidth)
-    return;
-  FX_FLOAT fBtn = *pFWidth;
-  m_rtBtn.Set(m_rtClient.right() - fBtn, m_rtClient.top, fBtn,
-              m_rtClient.height);
-  FX_BOOL bIsDropDown = IsDropDownStyle();
-  if (bIsDropDown && m_pEdit) {
-    CFX_RectF rtEdit;
-    rtEdit.Set(m_rtClient.left, m_rtClient.top, m_rtClient.width - fBtn,
-               m_rtClient.height);
-    m_pEdit->SetWidgetRect(rtEdit);
-    if (m_iCurSel >= 0) {
-      CFX_WideString wsText;
-      IFWL_ComboBoxDP* pData =
-          static_cast<IFWL_ComboBoxDP*>(m_pProperties->m_pDataProvider);
-      FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, m_iCurSel);
-      static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())
-          ->GetItemText(hItem, wsText);
-      m_pEdit->LockUpdate();
-      m_pEdit->SetText(wsText);
-      m_pEdit->UnlockUpdate();
-    }
-    m_pEdit->Update();
-  }
-}
-void CFWL_ComboBoxImp::ReSetTheme() {
-  IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
-  if (!pTheme) {
-    pTheme = GetAvailableTheme();
-    m_pProperties->m_pThemeProvider = pTheme;
-  }
-  if (m_pListBox) {
-    if (!m_pListBox->GetThemeProvider() &&
-        pTheme->IsValidWidget(m_pListBox.get())) {
-      m_pListBox->SetThemeProvider(pTheme);
-    }
-  }
-  if (m_pEdit) {
-    if (!m_pEdit->GetThemeProvider() && pTheme->IsValidWidget(m_pEdit.get())) {
-      m_pEdit->SetThemeProvider(pTheme);
-    }
-  }
-}
-void CFWL_ComboBoxImp::ReSetEditAlignment() {
-  if (!m_pEdit)
-    return;
-  FX_DWORD dwStylExes = m_pProperties->m_dwStyleExes;
-  FX_DWORD dwAdd = 0;
-  switch (dwStylExes & FWL_STYLEEXT_CMB_EditHAlignMask) {
-    case FWL_STYLEEXT_CMB_EditHCenter: {
-      dwAdd |= FWL_STYLEEXT_EDT_HCenter;
-      break;
-    }
-    case FWL_STYLEEXT_CMB_EditHFar: {
-      dwAdd |= FWL_STYLEEXT_EDT_HFar;
-      break;
-    }
-    default: { dwAdd |= FWL_STYLEEXT_EDT_HNear; }
-  }
-  switch (dwStylExes & FWL_STYLEEXT_CMB_EditVAlignMask) {
-    case FWL_STYLEEXT_CMB_EditVCenter: {
-      dwAdd |= FWL_STYLEEXT_EDT_VCenter;
-      break;
-    }
-    case FWL_STYLEEXT_CMB_EditVFar: {
-      dwAdd |= FWL_STYLEEXT_EDT_VFar;
-      break;
-    }
-    default: { dwAdd |= FWL_STYLEEXT_EDT_VNear; }
-  }
-  if (dwStylExes & FWL_STYLEEXT_CMB_EditJustified) {
-    dwAdd |= FWL_STYLEEXT_EDT_Justified;
-  }
-  if (dwStylExes & FWL_STYLEEXT_CMB_EditDistributed) {
-    dwAdd |= FWL_STYLEEXT_EDT_Distributed;
-  }
-  m_pEdit->ModifyStylesEx(dwAdd, FWL_STYLEEXT_EDT_HAlignMask |
-                                     FWL_STYLEEXT_EDT_HAlignModeMask |
-                                     FWL_STYLEEXT_EDT_VAlignMask);
-}
-void CFWL_ComboBoxImp::ReSetListItemAlignment() {
-  if (!m_pListBox)
-    return;
-  FX_DWORD dwStylExes = m_pProperties->m_dwStyleExes;
-  FX_DWORD dwAdd = 0;
-  switch (dwStylExes & FWL_STYLEEXT_CMB_ListItemAlignMask) {
-    case FWL_STYLEEXT_CMB_ListItemCenterAlign: {
-      dwAdd |= FWL_STYLEEXT_LTB_CenterAlign;
-    }
-    case FWL_STYLEEXT_CMB_ListItemRightAlign: {
-      dwAdd |= FWL_STYLEEXT_LTB_RightAlign;
-    }
-    default: { dwAdd |= FWL_STYLEEXT_LTB_LeftAlign; }
-  }
-  m_pListBox->ModifyStylesEx(dwAdd, FWL_STYLEEXT_CMB_ListItemAlignMask);
-}
-void CFWL_ComboBoxImp::ProcessSelChanged(FX_BOOL bLButtonUp) {
-  IFWL_ComboBoxDP* pDatas =
-      static_cast<IFWL_ComboBoxDP*>(m_pProperties->m_pDataProvider);
-  m_iCurSel = pDatas->GetItemIndex(m_pInterface, m_pListBox->GetSelItem(0));
-  FX_BOOL bDropDown = IsDropDownStyle();
-  if (bDropDown) {
-    IFWL_ComboBoxDP* pData =
-        static_cast<IFWL_ComboBoxDP*>(m_pProperties->m_pDataProvider);
-    FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, m_iCurSel);
-    if (hItem) {
-      CFX_WideString wsText;
-      pData->GetItemText(m_pInterface, hItem, wsText);
-      if (m_pEdit) {
-        m_pEdit->SetText(wsText);
-        m_pEdit->Update();
-        static_cast<CFWL_ComboEditImp*>(m_pEdit->GetImpl())->SetSelected();
-      }
-      CFWL_EvtCmbSelChanged ev;
-      ev.bLButtonUp = bLButtonUp;
-      ev.m_pSrcTarget = m_pInterface;
-      ev.iArraySels.Add(m_iCurSel);
-      DispatchEvent(&ev);
-    }
-  } else {
-    Repaint(&m_rtClient);
-  }
-}
-void CFWL_ComboBoxImp::InitProxyForm() {
-  if (m_pForm)
-    return;
-  if (!m_pListBox)
-    return;
-  CFWL_WidgetImpProperties propForm;
-  propForm.m_pOwner = m_pInterface;
-  propForm.m_dwStyles = FWL_WGTSTYLE_Popup;
-  propForm.m_dwStates = FWL_WGTSTATE_Invisible;
-  CFX_WideString className;
-  m_pForm = IFWL_Form::CreateFormProxy(propForm, &className, m_pListBox.get());
-  m_pForm->Initialize();
-  m_pProxy = static_cast<CFWL_FormProxyImp*>(m_pForm->GetImpl());
-  m_pListBox->SetParent(m_pForm);
-  m_pListProxyDelegate = new CFWL_ComboProxyImpDelegate(m_pForm, this);
-  m_pProxy->SetDelegate(m_pListProxyDelegate);
-}
-FWL_ERR CFWL_ComboBoxImp::DisForm_Initialize() {
-  if (CFWL_WidgetImp::Initialize() != FWL_ERR_Succeeded)
-    return FWL_WGTSTATE_Invisible;  // Ditto.
-  m_pDelegate = new CFWL_ComboBoxImpDelegate(this);
-  DisForm_InitComboList();
-  DisForm_InitComboEdit();
-  return FWL_ERR_Succeeded;
-}
-void CFWL_ComboBoxImp::DisForm_InitComboList() {
-  if (m_pListBox) {
-    return;
-  }
-  CFWL_WidgetImpProperties prop;
-  prop.m_pParent = m_pInterface;
-  prop.m_dwStyles = FWL_WGTSTYLE_Border | FWL_WGTSTYLE_VScroll;
-  prop.m_dwStates = FWL_WGTSTATE_Invisible;
-  prop.m_pDataProvider = m_pProperties->m_pDataProvider;
-  prop.m_pThemeProvider = m_pProperties->m_pThemeProvider;
-  m_pListBox.reset(IFWL_ListBox::CreateComboList(prop, m_pInterface));
-  m_pListBox->Initialize();
-}
-void CFWL_ComboBoxImp::DisForm_InitComboEdit() {
-  if (m_pEdit) {
-    return;
-  }
-  CFWL_WidgetImpProperties prop;
-  prop.m_pParent = m_pInterface;
-  prop.m_pThemeProvider = m_pProperties->m_pThemeProvider;
-  m_pEdit.reset(IFWL_Edit::CreateComboEdit(prop, m_pInterface));
-  m_pEdit->Initialize();
-  static_cast<CFWL_ComboEditImp*>(m_pEdit->GetImpl())->SetOuter(m_pInterface);
-}
-void CFWL_ComboBoxImp::DisForm_ShowDropList(FX_BOOL bActivate) {
-  FX_BOOL bDropList = DisForm_IsDropListShowed();
-  if (bDropList == bActivate) {
-    return;
-  }
-  if (bActivate) {
-    CFWL_EvtCmbPreDropDown preEvent;
-    preEvent.m_pSrcTarget = m_pInterface;
-    DispatchEvent(&preEvent);
-    CFWL_ComboListImp* pComboList =
-        static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl());
-    int32_t iItems = pComboList->CountItems();
-    if (iItems < 1) {
-      return;
-    }
-    ReSetListItemAlignment();
-    pComboList->ChangeSelected(m_iCurSel);
-    FX_FLOAT fItemHeight = pComboList->GetItemHeigt();
-    FX_FLOAT fBorder = GetBorderSize();
-    FX_FLOAT fPopupMin = 0.0f;
-    if (iItems > 3) {
-      fPopupMin = fItemHeight * 3 + fBorder * 2;
-    }
-    FX_FLOAT fPopupMax = fItemHeight * iItems + fBorder * 2;
-    CFX_RectF rtList;
-    rtList.left = m_rtClient.left;
-    rtList.width = m_pProperties->m_rtWidget.width;
-    rtList.top = 0;
-    rtList.height = 0;
-    GetPopupPos(fPopupMin, fPopupMax, m_pProperties->m_rtWidget, rtList);
-    m_pListBox->SetWidgetRect(rtList);
-    m_pListBox->Update();
-  } else {
-    SetFocus(TRUE);
-  }
-  m_pListBox->SetStates(FWL_WGTSTATE_Invisible, !bActivate);
-  if (bActivate) {
-    CFWL_EvtCmbPostDropDown postEvent;
-    postEvent.m_pSrcTarget = m_pInterface;
-    DispatchEvent(&postEvent);
-  }
-  CFX_RectF rect;
-  m_pListBox->GetWidgetRect(rect);
-  rect.Inflate(2, 2);
-  Repaint(&rect);
-}
-FX_BOOL CFWL_ComboBoxImp::DisForm_IsDropListShowed() {
-  return !(m_pListBox->GetStates() & FWL_WGTSTATE_Invisible);
-}
-FWL_ERR CFWL_ComboBoxImp::DisForm_ModifyStylesEx(FX_DWORD dwStylesExAdded,
-                                                 FX_DWORD dwStylesExRemoved) {
-  if (!m_pEdit) {
-    DisForm_InitComboEdit();
-  }
-  FX_BOOL bAddDropDown = dwStylesExAdded & FWL_STYLEEXT_CMB_DropDown;
-  FX_BOOL bDelDropDown = dwStylesExRemoved & FWL_STYLEEXT_CMB_DropDown;
-  dwStylesExRemoved &= ~FWL_STYLEEXT_CMB_DropDown;
-  m_pProperties->m_dwStyleExes |= FWL_STYLEEXT_CMB_DropDown;
-  if (bAddDropDown) {
-    m_pEdit->ModifyStylesEx(0, FWL_STYLEEXT_EDT_ReadOnly);
-  } else if (bDelDropDown) {
-    m_pEdit->ModifyStylesEx(FWL_STYLEEXT_EDT_ReadOnly, 0);
-  }
-  return CFWL_WidgetImp::ModifyStylesEx(dwStylesExAdded, dwStylesExRemoved);
-}
-FWL_ERR CFWL_ComboBoxImp::DisForm_Update() {
-  if (m_iLock) {
-    return FWL_ERR_Indefinite;
-  }
-  if (m_pEdit) {
-    ReSetEditAlignment();
-  }
-  ReSetTheme();
-  Layout();
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_ComboBoxImp::DisForm_HitTest(FX_FLOAT fx, FX_FLOAT fy) {
-  CFX_RectF rect;
-  rect.Set(0, 0, m_pProperties->m_rtWidget.width - m_rtBtn.width,
-           m_pProperties->m_rtWidget.height);
-  if (rect.Contains(fx, fy)) {
-    return FWL_WGTHITTEST_Edit;
-  }
-  if (m_rtBtn.Contains(fx, fy)) {
-    return FWL_WGTHITTEST_Client;
-  }
-  if (DisForm_IsDropListShowed()) {
-    m_pListBox->GetWidgetRect(rect);
-    if (rect.Contains(fx, fy)) {
-      return FWL_WGTHITTEST_Client;
-    }
-  }
-  return FWL_WGTHITTEST_Unknown;
-}
-FWL_ERR CFWL_ComboBoxImp::DisForm_DrawWidget(CFX_Graphics* pGraphics,
-                                             const CFX_Matrix* pMatrix) {
-  IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
-  CFX_Matrix mtOrg;
-  mtOrg.Set(1, 0, 0, 1, 0, 0);
-  if (pMatrix) {
-    mtOrg = *pMatrix;
-  }
-  FX_BOOL bListShowed = m_pListBox && DisForm_IsDropListShowed();
-  pGraphics->SaveGraphState();
-  pGraphics->ConcatMatrix(&mtOrg);
-  if (!m_rtBtn.IsEmpty(0.1f)) {
-    CFWL_ThemeBackground param;
-    param.m_pWidget = m_pInterface;
-    param.m_iPart = FWL_PART_CMB_DropDownButton;
-    param.m_dwStates = m_iBtnState;
-    param.m_pGraphics = pGraphics;
-    param.m_rtPart = m_rtBtn;
-    pTheme->DrawBackground(&param);
-  }
-  pGraphics->RestoreGraphState();
-  if (m_pEdit) {
-    CFX_RectF rtEdit;
-    m_pEdit->GetWidgetRect(rtEdit);
-    CFX_Matrix mt;
-    mt.Set(1, 0, 0, 1, rtEdit.left, rtEdit.top);
-    mt.Concat(mtOrg);
-    m_pEdit->DrawWidget(pGraphics, &mt);
-  }
-  if (bListShowed) {
-    CFX_RectF rtList;
-    m_pListBox->GetWidgetRect(rtList);
-    CFX_Matrix mt;
-    mt.Set(1, 0, 0, 1, rtList.left, rtList.top);
-    mt.Concat(mtOrg);
-    m_pListBox->DrawWidget(pGraphics, &mt);
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ComboBoxImp::DisForm_GetBBox(CFX_RectF& rect) {
-  rect = m_pProperties->m_rtWidget;
-  if (m_pListBox && DisForm_IsDropListShowed()) {
-    CFX_RectF rtList;
-    m_pListBox->GetWidgetRect(rtList);
-    rtList.Offset(rect.left, rect.top);
-    rect.Union(rtList);
-  }
-  return FWL_ERR_Succeeded;
-}
-void CFWL_ComboBoxImp::DisForm_Layout() {
-  GetClientRect(m_rtClient);
-  m_rtContent = m_rtClient;
-  FX_FLOAT* pFWidth =
-      static_cast<FX_FLOAT*>(GetThemeCapacity(FWL_WGTCAPACITY_ScrollBarWidth));
-  if (!pFWidth)
-    return;
-  FX_FLOAT borderWidth = 0;
-  { borderWidth = FWL_PART_CMB_Border; }
-  FX_FLOAT fBtn = *pFWidth;
-  if (!(GetStylesEx() & FWL_STYLEEXT_CMB_ReadOnly)) {
-    m_rtBtn.Set(m_rtClient.right() - fBtn, m_rtClient.top + borderWidth,
-                fBtn - borderWidth, m_rtClient.height - 2 * borderWidth);
-  }
-  CFX_RectF* pUIMargin =
-      static_cast<CFX_RectF*>(GetThemeCapacity(FWL_WGTCAPACITY_UIMargin));
-  if (pUIMargin) {
-    m_rtContent.Deflate(pUIMargin->left, pUIMargin->top, pUIMargin->width,
-                        pUIMargin->height);
-  }
-  FX_BOOL bIsDropDown = IsDropDownStyle();
-  if (bIsDropDown && m_pEdit) {
-    CFX_RectF rtEdit;
-    rtEdit.Set(m_rtContent.left, m_rtContent.top, m_rtContent.width - fBtn,
-               m_rtContent.height);
-    m_pEdit->SetWidgetRect(rtEdit);
-    if (m_iCurSel >= 0) {
-      CFX_WideString wsText;
-      IFWL_ComboBoxDP* pData =
-          static_cast<IFWL_ComboBoxDP*>(m_pProperties->m_pDataProvider);
-      FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, m_iCurSel);
-      static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())
-          ->GetItemText(hItem, wsText);
-      m_pEdit->LockUpdate();
-      m_pEdit->SetText(wsText);
-      m_pEdit->UnlockUpdate();
-    }
-    m_pEdit->Update();
-  }
-}
-CFWL_ComboBoxImpDelegate::CFWL_ComboBoxImpDelegate(CFWL_ComboBoxImp* pOwner)
-    : m_pOwner(pOwner) {}
-int32_t CFWL_ComboBoxImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
-  if (m_pOwner->m_pWidgetMgr->IsFormDisabled()) {
-    return DisForm_OnProcessMessage(pMessage);
-  }
-  if (!pMessage)
-    return 0;
-  FX_DWORD dwMsgCode = pMessage->GetClassID();
-  FX_BOOL iRet = 1;
-  switch (dwMsgCode) {
-    case FWL_MSGHASH_SetFocus:
-    case FWL_MSGHASH_KillFocus: {
-      OnFocusChanged(pMessage, dwMsgCode == FWL_MSGHASH_SetFocus);
-      break;
-    }
-    case FWL_MSGHASH_Mouse: {
-      CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage);
-      FX_DWORD dwCmd = pMsg->m_dwCmd;
-      switch (dwCmd) {
-        case FWL_MSGMOUSECMD_LButtonDown: {
-          OnLButtonDown(pMsg);
-          break;
-        }
-        case FWL_MSGMOUSECMD_LButtonUp: {
-          OnLButtonUp(pMsg);
-          break;
-        }
-        case FWL_MSGMOUSECMD_MouseMove: {
-          OnMouseMove(pMsg);
-          break;
-        }
-        case FWL_MSGMOUSECMD_MouseLeave: {
-          OnMouseLeave(pMsg);
-          break;
-        }
-        default: {}
-      }
-      break;
-    }
-    case FWL_MSGHASH_Key: {
-      OnKey(static_cast<CFWL_MsgKey*>(pMessage));
-      break;
-    }
-    default: { iRet = 0; }
-  }
-  CFWL_WidgetImpDelegate::OnProcessMessage(pMessage);
-  return iRet;
-}
-FWL_ERR CFWL_ComboBoxImpDelegate::OnProcessEvent(CFWL_Event* pEvent) {
-  FX_DWORD dwFlag = pEvent->GetClassID();
-  if (dwFlag == FWL_EVTHASH_LTB_DrawItem) {
-    CFWL_EvtLtbDrawItem* pDrawItemEvent =
-        static_cast<CFWL_EvtLtbDrawItem*>(pEvent);
-    CFWL_EvtCmbDrawItem pTemp;
-    pTemp.m_pSrcTarget = m_pOwner->m_pInterface;
-    pTemp.m_pGraphics = pDrawItemEvent->m_pGraphics;
-    pTemp.m_index = pDrawItemEvent->m_index;
-    pTemp.m_rtItem = pDrawItemEvent->m_rect;
-    m_pOwner->DispatchEvent(&pTemp);
-  } else if (dwFlag == FWL_EVTHASH_Scroll) {
-    CFWL_EvtScroll* pScrollEvent = static_cast<CFWL_EvtScroll*>(pEvent);
-    CFWL_EvtScroll pScrollEv;
-    pScrollEv.m_pSrcTarget = m_pOwner->m_pInterface;
-    pScrollEv.m_iScrollCode = pScrollEvent->m_iScrollCode;
-    pScrollEv.m_fPos = pScrollEvent->m_fPos;
-    m_pOwner->DispatchEvent(&pScrollEv);
-  } else if (dwFlag == FWL_EVTHASH_EDT_TextChanged) {
-    CFWL_EvtEdtTextChanged* pTextChangedEvent =
-        static_cast<CFWL_EvtEdtTextChanged*>(pEvent);
-    CFWL_EvtCmbEditChanged pTemp;
-    pTemp.m_pSrcTarget = m_pOwner->m_pInterface;
-    pTemp.wsInsert = pTextChangedEvent->wsInsert;
-    pTemp.wsDelete = pTextChangedEvent->wsDelete;
-    pTemp.nChangeType = pTextChangedEvent->nChangeType;
-    m_pOwner->DispatchEvent(&pTemp);
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ComboBoxImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics,
-                                               const CFX_Matrix* pMatrix) {
-  return m_pOwner->DrawWidget(pGraphics, pMatrix);
-}
-void CFWL_ComboBoxImpDelegate::OnFocusChanged(CFWL_Message* pMsg,
-                                              FX_BOOL bSet) {
-  IFWL_Target* pDstTarget = pMsg->m_pDstTarget;
-  IFWL_Target* pSrcTarget = pMsg->m_pSrcTarget;
-  FX_BOOL bDropDown = m_pOwner->IsDropDownStyle();
-  if (bSet) {
-    m_pOwner->m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused;
-    if (bDropDown && pSrcTarget != m_pOwner->m_pListBox.get()) {
-      if (!m_pOwner->m_pEdit)
-        return;
-      static_cast<CFWL_ComboEditImp*>(m_pOwner->m_pEdit->GetImpl())
-          ->SetSelected();
-    } else {
-      m_pOwner->Repaint(&m_pOwner->m_rtClient);
-    }
-  } else {
-    m_pOwner->m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused;
-    if (bDropDown && pDstTarget != m_pOwner->m_pListBox.get()) {
-      if (!m_pOwner->m_pEdit)
-        return;
-      static_cast<CFWL_ComboEditImp*>(m_pOwner->m_pEdit->GetImpl())
-          ->FlagFocus(FALSE);
-      static_cast<CFWL_ComboEditImp*>(m_pOwner->m_pEdit->GetImpl())
-          ->ClearSelected();
-    } else {
-      m_pOwner->Repaint(&m_pOwner->m_rtClient);
-    }
-  }
-}
-void CFWL_ComboBoxImpDelegate::OnLButtonDown(CFWL_MsgMouse* pMsg) {
-  if (m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) {
-    return;
-  }
-  FX_BOOL bDropDown = m_pOwner->IsDropDownStyle();
-  CFX_RectF& rtBtn = bDropDown ? m_pOwner->m_rtBtn : m_pOwner->m_rtClient;
-  FX_BOOL bClickBtn = rtBtn.Contains(pMsg->m_fx, pMsg->m_fy);
-  if (bClickBtn) {
-    if (bDropDown && m_pOwner->m_pEdit) {
-      m_pOwner->MatchEditText();
-    }
-    m_pOwner->m_bLButtonDown = TRUE;
-    m_pOwner->m_iBtnState = FWL_PARTSTATE_CMB_Pressed;
-    m_pOwner->Repaint(&m_pOwner->m_rtClient);
-    m_pOwner->ShowDropList(TRUE);
-    m_pOwner->m_iBtnState = FWL_PARTSTATE_CMB_Normal;
-    m_pOwner->Repaint(&m_pOwner->m_rtClient);
-  }
-}
-void CFWL_ComboBoxImpDelegate::OnLButtonUp(CFWL_MsgMouse* pMsg) {
-  m_pOwner->m_bLButtonDown = FALSE;
-  if (m_pOwner->m_rtBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    m_pOwner->m_iBtnState = FWL_PARTSTATE_CMB_Hovered;
-  } else {
-    m_pOwner->m_iBtnState = FWL_PARTSTATE_CMB_Normal;
-  }
-  m_pOwner->Repaint(&m_pOwner->m_rtBtn);
-}
-void CFWL_ComboBoxImpDelegate::OnMouseMove(CFWL_MsgMouse* pMsg) {
-  int32_t iOldState = m_pOwner->m_iBtnState;
-  if (m_pOwner->m_rtBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    m_pOwner->m_iBtnState = m_pOwner->m_bLButtonDown
-                                ? FWL_PARTSTATE_CMB_Pressed
-                                : FWL_PARTSTATE_CMB_Hovered;
-  } else {
-    m_pOwner->m_iBtnState = FWL_PARTSTATE_CMB_Normal;
-  }
-  if ((iOldState != m_pOwner->m_iBtnState) &&
-      !((m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) ==
-        FWL_WGTSTATE_Disabled)) {
-    m_pOwner->Repaint(&m_pOwner->m_rtBtn);
-  }
-}
-void CFWL_ComboBoxImpDelegate::OnMouseLeave(CFWL_MsgMouse* pMsg) {
-  if (!m_pOwner->IsDropListShowed() &&
-      !((m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) ==
-        FWL_WGTSTATE_Disabled)) {
-    m_pOwner->m_iBtnState = FWL_PARTSTATE_CMB_Normal;
-    m_pOwner->Repaint(&m_pOwner->m_rtBtn);
-  }
-}
-void CFWL_ComboBoxImpDelegate::OnKey(CFWL_MsgKey* pMsg) {
-  FX_DWORD dwKeyCode = pMsg->m_dwKeyCode;
-  if (dwKeyCode == FWL_VKEY_Tab) {
-    m_pOwner->DispatchKeyEvent(pMsg);
-    return;
-  }
-  if (pMsg->m_pDstTarget == m_pOwner->m_pInterface)
-    DoSubCtrlKey(pMsg);
-}
-void CFWL_ComboBoxImpDelegate::DoSubCtrlKey(CFWL_MsgKey* pMsg) {
-  FX_DWORD dwKeyCode = pMsg->m_dwKeyCode;
-  const bool bUp = dwKeyCode == FWL_VKEY_Up;
-  const bool bDown = dwKeyCode == FWL_VKEY_Down;
-  if (bUp || bDown) {
-    int32_t iCount =
-        static_cast<CFWL_ComboListImp*>(m_pOwner->m_pListBox->GetImpl())
-            ->CountItems();
-    if (iCount < 1) {
-      return;
-    }
-    FX_BOOL bMatchEqual = FALSE;
-    int32_t iCurSel = m_pOwner->m_iCurSel;
-    FX_BOOL bDropDown = m_pOwner->IsDropDownStyle();
-    if (bDropDown && m_pOwner->m_pEdit) {
-      CFX_WideString wsText;
-      m_pOwner->m_pEdit->GetText(wsText);
-      iCurSel = static_cast<CFWL_ComboListImp*>(m_pOwner->m_pListBox->GetImpl())
-                    ->MatchItem(wsText);
-      if (iCurSel >= 0) {
-        CFX_WideString wsTemp;
-        IFWL_ComboBoxDP* pData = static_cast<IFWL_ComboBoxDP*>(
-            m_pOwner->m_pProperties->m_pDataProvider);
-        FWL_HLISTITEM hItem = pData->GetItem(m_pOwner->m_pInterface, iCurSel);
-        static_cast<CFWL_ComboListImp*>(m_pOwner->m_pListBox->GetImpl())
-            ->GetItemText(hItem, wsTemp);
-        bMatchEqual = wsText.Equal(wsTemp);
-      }
-    }
-    if (iCurSel < 0) {
-      iCurSel = 0;
-    } else if (!bDropDown || bMatchEqual) {
-      if ((bUp && iCurSel == 0) || (bDown && iCurSel == iCount - 1)) {
-        return;
-      }
-      if (bUp) {
-        iCurSel--;
-      } else {
-        iCurSel++;
-      }
-    }
-    m_pOwner->m_iCurSel = iCurSel;
-    if (bDropDown && m_pOwner->m_pEdit) {
-      m_pOwner->SynchrEditText(m_pOwner->m_iCurSel);
-    } else {
-      m_pOwner->Repaint(&m_pOwner->m_rtClient);
-    }
-    return;
-  }
-  FX_BOOL bDropDown = m_pOwner->IsDropDownStyle();
-  if (bDropDown) {
-    IFWL_WidgetDelegate* pDelegate = m_pOwner->m_pEdit->SetDelegate(NULL);
-    pDelegate->OnProcessMessage(pMsg);
-  }
-}
-int32_t CFWL_ComboBoxImpDelegate::DisForm_OnProcessMessage(
-    CFWL_Message* pMessage) {
-  if (!pMessage)
-    return 0;
-  FX_DWORD dwMsgCode = pMessage->GetClassID();
-  FX_BOOL backDefault = TRUE;
-  switch (dwMsgCode) {
-    case FWL_MSGHASH_SetFocus:
-    case FWL_MSGHASH_KillFocus: {
-      backDefault = FALSE;
-      DisForm_OnFocusChanged(pMessage, dwMsgCode == FWL_MSGHASH_SetFocus);
-      break;
-    }
-    case FWL_MSGHASH_Mouse: {
-      backDefault = FALSE;
-      CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage);
-      FX_DWORD dwCmd = pMsg->m_dwCmd;
-      switch (dwCmd) {
-        case FWL_MSGMOUSECMD_LButtonDown: {
-          DisForm_OnLButtonDown(pMsg);
-          break;
-        }
-        case FWL_MSGMOUSECMD_LButtonUp: {
-          OnLButtonUp(pMsg);
-          break;
-        }
-        default: {}
-      }
-      break;
-    }
-    case FWL_MSGHASH_Key: {
-      backDefault = FALSE;
-      CFWL_MsgKey* pKey = static_cast<CFWL_MsgKey*>(pMessage);
-      if (pKey->m_dwCmd == FWL_MSGKEYCMD_KeyUp) {
-        break;
-      }
-      if (m_pOwner->DisForm_IsDropListShowed() &&
-          pKey->m_dwCmd == FWL_MSGKEYCMD_KeyDown) {
-        FX_DWORD dwKeyCode = pKey->m_dwKeyCode;
-        FX_BOOL bListKey =
-            dwKeyCode == FWL_VKEY_Up || dwKeyCode == FWL_VKEY_Down ||
-            dwKeyCode == FWL_VKEY_Return || dwKeyCode == FWL_VKEY_Escape;
-        if (bListKey) {
-          IFWL_WidgetDelegate* pDelegate =
-              m_pOwner->m_pListBox->SetDelegate(NULL);
-          pDelegate->OnProcessMessage(pMessage);
-          break;
-        }
-      }
-      DisForm_OnKey(pKey);
-      break;
-    }
-    default: {}
-  }
-  if (!backDefault) {
-    return 1;
-  }
-  return CFWL_WidgetImpDelegate::OnProcessMessage(pMessage);
-}
-void CFWL_ComboBoxImpDelegate::DisForm_OnLButtonDown(CFWL_MsgMouse* pMsg) {
-  FX_BOOL bDropDown = m_pOwner->DisForm_IsDropListShowed();
-  CFX_RectF& rtBtn = bDropDown ? m_pOwner->m_rtBtn : m_pOwner->m_rtClient;
-  FX_BOOL bClickBtn = rtBtn.Contains(pMsg->m_fx, pMsg->m_fy);
-  if (bClickBtn) {
-    if (m_pOwner->DisForm_IsDropListShowed()) {
-      m_pOwner->DisForm_ShowDropList(FALSE);
-      return;
-    }
-    {
-      if (m_pOwner->m_pEdit) {
-        m_pOwner->MatchEditText();
-      }
-      m_pOwner->DisForm_ShowDropList(TRUE);
-    }
-  }
-}
-void CFWL_ComboBoxImpDelegate::DisForm_OnFocusChanged(CFWL_Message* pMsg,
-                                                      FX_BOOL bSet) {
-  if (bSet) {
-    m_pOwner->m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused;
-    if ((m_pOwner->m_pEdit->GetStates() & FWL_WGTSTATE_Focused) == 0) {
-      CFWL_MsgSetFocus msg;
-      msg.m_pDstTarget = m_pOwner->m_pEdit.get();
-      msg.m_pSrcTarget = NULL;
-      IFWL_WidgetDelegate* pDelegate = m_pOwner->m_pEdit->SetDelegate(NULL);
-      pDelegate->OnProcessMessage(&msg);
-    }
-  } else {
-    m_pOwner->m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused;
-    m_pOwner->DisForm_ShowDropList(FALSE);
-    CFWL_MsgKillFocus msg;
-    msg.m_pDstTarget = NULL;
-    msg.m_pSrcTarget = m_pOwner->m_pEdit.get();
-    IFWL_WidgetDelegate* pDelegate = m_pOwner->m_pEdit->SetDelegate(NULL);
-    pDelegate->OnProcessMessage(&msg);
-  }
-}
-void CFWL_ComboBoxImpDelegate::DisForm_OnKey(CFWL_MsgKey* pMsg) {
-  FX_DWORD dwKeyCode = pMsg->m_dwKeyCode;
-  const bool bUp = dwKeyCode == FWL_VKEY_Up;
-  const bool bDown = dwKeyCode == FWL_VKEY_Down;
-  if (bUp || bDown) {
-    CFWL_ComboListImp* pComboList =
-        static_cast<CFWL_ComboListImp*>(m_pOwner->m_pListBox->GetImpl());
-    int32_t iCount = pComboList->CountItems();
-    if (iCount < 1) {
-      return;
-    }
-    FX_BOOL bMatchEqual = FALSE;
-    int32_t iCurSel = m_pOwner->m_iCurSel;
-    if (m_pOwner->m_pEdit) {
-      CFX_WideString wsText;
-      m_pOwner->m_pEdit->GetText(wsText);
-      iCurSel = pComboList->MatchItem(wsText);
-      if (iCurSel >= 0) {
-        CFX_WideString wsTemp;
-        FWL_HLISTITEM item = m_pOwner->m_pListBox->GetSelItem(iCurSel);
-        m_pOwner->m_pListBox->GetItemText(item, wsTemp);
-        bMatchEqual = wsText.Equal(wsTemp);
-      }
-    }
-    if (iCurSel < 0) {
-      iCurSel = 0;
-    } else if (bMatchEqual) {
-      if ((bUp && iCurSel == 0) || (bDown && iCurSel == iCount - 1)) {
-        return;
-      }
-      if (bUp) {
-        iCurSel--;
-      } else {
-        iCurSel++;
-      }
-    }
-    m_pOwner->m_iCurSel = iCurSel;
-    m_pOwner->SynchrEditText(m_pOwner->m_iCurSel);
-    return;
-  }
-  if (m_pOwner->m_pEdit) {
-    IFWL_WidgetDelegate* pDelegate = m_pOwner->m_pEdit->SetDelegate(NULL);
-    pDelegate->OnProcessMessage(pMsg);
-  }
-}
-CFWL_ComboProxyImpDelegate::CFWL_ComboProxyImpDelegate(
-    IFWL_Form* pForm,
-    CFWL_ComboBoxImp* pComboBox)
-    : m_bLButtonDown(FALSE),
-      m_bLButtonUpSelf(FALSE),
-      m_fStartPos(0),
-      m_pForm(pForm),
-      m_pComboBox(pComboBox) {}
-int32_t CFWL_ComboProxyImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
-  if (!pMessage)
-    return 0;
-  FX_DWORD dwMsgCode = pMessage->GetClassID();
-  if (dwMsgCode == FWL_MSGHASH_Mouse) {
-    CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage);
-    FX_DWORD dwCmd = pMsg->m_dwCmd;
-    switch (dwCmd) {
-      case FWL_MSGMOUSECMD_LButtonDown: {
-        OnLButtonDown(pMsg);
-        break;
-      }
-      case FWL_MSGMOUSECMD_LButtonUp: {
-        OnLButtonUp(pMsg);
-        break;
-      }
-      case FWL_MSGMOUSECMD_MouseMove: {
-        OnMouseMove(pMsg);
-        break;
-      }
-      default: {}
-    }
-  }
-  if (dwMsgCode == FWL_MSGHASH_Deactivate) {
-    OnDeactive(static_cast<CFWL_MsgDeactivate*>(pMessage));
-  }
-  if (dwMsgCode == FWL_MSGHASH_KillFocus || dwMsgCode == FWL_MSGHASH_SetFocus) {
-    OnFocusChanged(static_cast<CFWL_MsgKillFocus*>(pMessage),
-                   dwMsgCode == FWL_MSGHASH_SetFocus);
-  }
-  return CFWL_WidgetImpDelegate::OnProcessMessage(pMessage);
-}
-FWL_ERR CFWL_ComboProxyImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics,
-                                                 const CFX_Matrix* pMatrix) {
-  m_pComboBox->DrawStretchHandler(pGraphics, pMatrix);
-  return FWL_ERR_Succeeded;
-}
-void CFWL_ComboProxyImpDelegate::OnLButtonDown(CFWL_MsgMouse* pMsg) {
-  IFWL_NoteThread* pThread = m_pForm->GetOwnerThread();
-  if (!pThread)
-    return;
-  CFWL_NoteDriver* pDriver =
-      static_cast<CFWL_NoteDriver*>(pThread->GetNoteDriver());
-  CFX_RectF rtWidget;
-  m_pForm->GetWidgetRect(rtWidget);
-  rtWidget.left = rtWidget.top = 0;
-  if (rtWidget.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    m_bLButtonDown = TRUE;
-    pDriver->SetGrab(m_pForm, TRUE);
-  } else {
-    m_bLButtonDown = FALSE;
-    pDriver->SetGrab(m_pForm, FALSE);
-    m_pComboBox->ShowDropList(FALSE);
-  }
-}
-void CFWL_ComboProxyImpDelegate::OnLButtonUp(CFWL_MsgMouse* pMsg) {
-  m_bLButtonDown = FALSE;
-  IFWL_NoteThread* pThread = m_pForm->GetOwnerThread();
-  if (!pThread)
-    return;
-  CFWL_NoteDriver* pDriver =
-      static_cast<CFWL_NoteDriver*>(pThread->GetNoteDriver());
-  pDriver->SetGrab(m_pForm, FALSE);
-  if (m_bLButtonUpSelf) {
-    CFX_RectF rect;
-    m_pForm->GetWidgetRect(rect);
-    rect.left = rect.top = 0;
-    if (!rect.Contains(pMsg->m_fx, pMsg->m_fy) &&
-        m_pComboBox->IsDropListShowed()) {
-      m_pComboBox->ShowDropList(FALSE);
-    }
-  } else {
-    m_bLButtonUpSelf = TRUE;
-  }
-}
-void CFWL_ComboProxyImpDelegate::OnMouseMove(CFWL_MsgMouse* pMsg) {}
-void CFWL_ComboProxyImpDelegate::OnDeactive(CFWL_MsgDeactivate* pMsg) {
-  m_pComboBox->ShowDropList(FALSE);
-}
-void CFWL_ComboProxyImpDelegate::OnFocusChanged(CFWL_MsgKillFocus* pMsg,
-                                                FX_BOOL bSet) {
-  if (!bSet) {
-    if (pMsg->m_pSetFocus == NULL) {
-      m_pComboBox->ShowDropList(FALSE);
-    }
-  }
-}
diff --git a/xfa/src/fwl/basewidget/fwl_comboboximp.h b/xfa/src/fwl/basewidget/fwl_comboboximp.h
deleted file mode 100644
index 000e0afe9c..0000000000
--- a/xfa/src/fwl/basewidget/fwl_comboboximp.h
+++ /dev/null
@@ -1,237 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef XFA_SRC_FWL_BASEWIDGET_FWL_COMBOBOXIMP_H_
-#define XFA_SRC_FWL_BASEWIDGET_FWL_COMBOBOXIMP_H_
-
-#include <memory>
-
-#include "xfa/src/fwl/basewidget/fwl_editimp.h"
-#include "xfa/src/fwl/basewidget/fwl_listboximp.h"
-
-class CFWL_WidgetImp;
-class CFWL_WidgetImpProperties;
-class CFWL_WidgetImpDelegate;
-class CFWL_ListBoxImp;
-class CFWL_ListBoxImpDelegate;
-class CFWL_FormProxyImp;
-class IFWL_Widget;
-class CFWL_ComboEditImp;
-class CFWL_ComboEditImpDelegate;
-class CFWL_ComboListImp;
-class CFWL_ComboListImpDelegate;
-class CFWL_ComboBoxImp;
-class CFWL_ComboBoxImpDelegate;
-class CFWL_ComboProxyImpDelegate;
-class CFWL_ComboEditImp : public CFWL_EditImp {
- public:
-  CFWL_ComboEditImp(const CFWL_WidgetImpProperties& properties,
-                    IFWL_Widget* pOuter);
-
-  void ClearSelected();
-  void SetSelected();
-  void EndCaret();
-  void FlagFocus(FX_BOOL bSet);
-
- protected:
-  void SetComboBoxFocus(FX_BOOL bSet);
-  CFWL_ComboBoxImp* m_pOuter;
-  friend class CFWL_ComboEditImpDelegate;
-};
-class CFWL_ComboEditImpDelegate : public CFWL_EditImpDelegate {
- public:
-  CFWL_ComboEditImpDelegate(CFWL_ComboEditImp* pOwner);
-  int32_t OnProcessMessage(CFWL_Message* pMessage) override;
-
- protected:
-  CFWL_ComboEditImp* m_pOwner;
-};
-class CFWL_ComboListImp : public CFWL_ListBoxImp {
- public:
-  CFWL_ComboListImp(const CFWL_WidgetImpProperties& properties,
-                    IFWL_Widget* pOuter);
-  virtual FWL_ERR Initialize();
-  virtual FWL_ERR Finalize();
-  int32_t MatchItem(const CFX_WideString& wsMatch);
-  void ChangeSelected(int32_t iSel);
-  int32_t CountItems();
-  void GetItemRect(int32_t nIndex, CFX_RectF& rtItem);
-  void ClientToOuter(FX_FLOAT& fx, FX_FLOAT& fy);
-  void SetFocus(FX_BOOL bSet);
-  FX_BOOL m_bNotifyOwner;
-  friend class CFWL_ComboListImpDelegate;
-  friend class CFWL_ComboBoxImp;
-};
-class CFWL_ComboListImpDelegate : public CFWL_ListBoxImpDelegate {
- public:
-  CFWL_ComboListImpDelegate(CFWL_ComboListImp* pOwner);
-  int32_t OnProcessMessage(CFWL_Message* pMessage) override;
-
- protected:
-  void OnDropListFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
-  int32_t OnDropListMouseMove(CFWL_MsgMouse* pMsg);
-  int32_t OnDropListLButtonDown(CFWL_MsgMouse* pMsg);
-  int32_t OnDropListLButtonUp(CFWL_MsgMouse* pMsg);
-  int32_t OnDropListKey(CFWL_MsgKey* pKey);
-  void OnDropListKeyDown(CFWL_MsgKey* pKey);
-  CFWL_ComboListImp* m_pOwner;
-};
-class CFWL_ComboBoxImp : public CFWL_WidgetImp {
- public:
-  CFWL_ComboBoxImp(const CFWL_WidgetImpProperties& properties,
-                   IFWL_Widget* pOuter);
-  virtual ~CFWL_ComboBoxImp();
-  virtual FWL_ERR GetClassName(CFX_WideString& wsClass) const;
-  virtual FX_DWORD GetClassID() const;
-  virtual FWL_ERR Initialize();
-  virtual FWL_ERR Finalize();
-  virtual FWL_ERR GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE);
-  virtual FWL_ERR ModifyStylesEx(FX_DWORD dwStylesExAdded,
-                                 FX_DWORD dwStylesExRemoved);
-  virtual FWL_ERR SetStates(FX_DWORD dwStates, FX_BOOL bSet = TRUE);
-  virtual FWL_ERR Update();
-  virtual FX_DWORD HitTest(FX_FLOAT fx, FX_FLOAT fy);
-  virtual FWL_ERR DrawWidget(CFX_Graphics* pGraphics,
-                             const CFX_Matrix* pMatrix = NULL);
-  virtual FWL_ERR SetThemeProvider(IFWL_ThemeProvider* pThemeProvider);
-  virtual int32_t GetCurSel();
-  virtual FWL_ERR SetCurSel(int32_t iSel);
-  virtual FWL_ERR SetEditText(const CFX_WideString& wsText);
-  virtual int32_t GetEditTextLength() const;
-  virtual FWL_ERR GetEditText(CFX_WideString& wsText,
-                              int32_t nStart = 0,
-                              int32_t nCount = -1) const;
-  virtual FWL_ERR SetEditSelRange(int32_t nStart, int32_t nCount = -1);
-  virtual int32_t GetEditSelRange(int32_t nIndex, int32_t& nStart);
-  virtual int32_t GetEditLimit();
-  virtual FWL_ERR SetEditLimit(int32_t nLimit);
-  virtual FWL_ERR EditDoClipboard(int32_t iCmd);
-  virtual FX_BOOL EditRedo(const CFX_ByteStringC& bsRecord);
-  virtual FX_BOOL EditUndo(const CFX_ByteStringC& bsRecord);
-  virtual IFWL_ListBox* GetListBoxt();
-  virtual FX_BOOL AfterFocusShowDropList();
-  virtual FX_ERR OpenDropDownList(FX_BOOL bActivate);
-  virtual FX_BOOL EditCanUndo();
-  virtual FX_BOOL EditCanRedo();
-  virtual FX_BOOL EditUndo();
-  virtual FX_BOOL EditRedo();
-  virtual FX_BOOL EditCanCopy();
-  virtual FX_BOOL EditCanCut();
-  virtual FX_BOOL EditCanSelectAll();
-  virtual FX_BOOL EditCopy(CFX_WideString& wsCopy);
-  virtual FX_BOOL EditCut(CFX_WideString& wsCut);
-  virtual FX_BOOL EditPaste(const CFX_WideString& wsPaste);
-  virtual FX_BOOL EditSelectAll();
-  virtual FX_BOOL EditDelete();
-  virtual FX_BOOL EditDeSelect();
-  virtual FWL_ERR GetBBox(CFX_RectF& rect);
-  virtual FWL_ERR EditModifyStylesEx(FX_DWORD dwStylesExAdded,
-                                     FX_DWORD dwStylesExRemoved);
-
- protected:
-  void DrawStretchHandler(CFX_Graphics* pGraphics, const CFX_Matrix* pMatrix);
-  FX_FLOAT GetListHeight();
-  void ShowDropList(FX_BOOL bActivate);
-  FX_BOOL IsDropListShowed();
-  FX_BOOL IsDropDownStyle() const;
-  void MatchEditText();
-  void SynchrEditText(int32_t iListItem);
-  void Layout();
-  void ReSetTheme();
-  void ReSetEditAlignment();
-  void ReSetListItemAlignment();
-  void ProcessSelChanged(FX_BOOL bLButtonUp);
-  void InitProxyForm();
-  FWL_ERR DisForm_Initialize();
-  void DisForm_InitComboList();
-  void DisForm_InitComboEdit();
-  void DisForm_ShowDropList(FX_BOOL bActivate);
-  FX_BOOL DisForm_IsDropListShowed();
-  FWL_ERR DisForm_ModifyStylesEx(FX_DWORD dwStylesExAdded,
-                                 FX_DWORD dwStylesExRemoved);
-  FWL_ERR DisForm_Update();
-  FX_DWORD DisForm_HitTest(FX_FLOAT fx, FX_FLOAT fy);
-  FWL_ERR DisForm_DrawWidget(CFX_Graphics* pGraphics,
-                             const CFX_Matrix* pMatrix = NULL);
-  FWL_ERR DisForm_GetBBox(CFX_RectF& rect);
-  void DisForm_Layout();
-
-  CFX_RectF m_rtClient;
-  CFX_RectF m_rtContent;
-  CFX_RectF m_rtBtn;
-  CFX_RectF m_rtList;
-  CFX_RectF m_rtProxy;
-  CFX_RectF m_rtHandler;
-  std::unique_ptr<IFWL_Edit> m_pEdit;
-  std::unique_ptr<IFWL_ListBox> m_pListBox;
-  IFWL_Form* m_pForm;
-  FX_BOOL m_bLButtonDown;
-  FX_BOOL m_bUpFormHandler;
-  int32_t m_iCurSel;
-  int32_t m_iBtnState;
-  FX_FLOAT m_fComboFormHandler;
-  FX_FLOAT m_fItemHeight;
-  FX_BOOL m_bNeedShowList;
-  CFWL_FormProxyImp* m_pProxy;
-  CFWL_ComboProxyImpDelegate* m_pListProxyDelegate;
-
-  friend class CFWL_ComboListImp;
-  friend class CFWL_ComboEditImp;
-  friend class CFWL_ComboEditImpDelegate;
-  friend class CFWL_ComboListImpDelegate;
-  friend class CFWL_ComboBoxImpDelegate;
-  friend class CFWL_ComboProxyImpDelegate;
-};
-class CFWL_ComboBoxImpDelegate : public CFWL_WidgetImpDelegate {
- public:
-  CFWL_ComboBoxImpDelegate(CFWL_ComboBoxImp* pOwner);
-  int32_t OnProcessMessage(CFWL_Message* pMessage) override;
-  FWL_ERR OnProcessEvent(CFWL_Event* pEvent) override;
-  FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
-                       const CFX_Matrix* pMatrix = NULL) override;
-
- protected:
-  void OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
-  void OnLButtonDown(CFWL_MsgMouse* pMsg);
-  void OnLButtonUp(CFWL_MsgMouse* pMsg);
-  void OnMouseMove(CFWL_MsgMouse* pMsg);
-  void OnMouseLeave(CFWL_MsgMouse* pMsg);
-  void OnKey(CFWL_MsgKey* pMsg);
-  void DoSubCtrlKey(CFWL_MsgKey* pMsg);
-
- protected:
-  int32_t DisForm_OnProcessMessage(CFWL_Message* pMessage);
-  void DisForm_OnLButtonDown(CFWL_MsgMouse* pMsg);
-  void DisForm_OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
-  void DisForm_OnKey(CFWL_MsgKey* pMsg);
-
- protected:
-  CFWL_ComboBoxImp* m_pOwner;
-  friend class CFWL_ComboEditImpDelegate;
-  friend class CFWL_ComboListImpDelegate;
-};
-class CFWL_ComboProxyImpDelegate : public CFWL_WidgetImpDelegate {
- public:
-  CFWL_ComboProxyImpDelegate(IFWL_Form* pForm, CFWL_ComboBoxImp* pComboBox);
-  int32_t OnProcessMessage(CFWL_Message* pMessage) override;
-  FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
-                       const CFX_Matrix* pMatrix = NULL) override;
-  void Reset() { m_bLButtonUpSelf = FALSE; }
-
- protected:
-  void OnLButtonDown(CFWL_MsgMouse* pMsg);
-  void OnLButtonUp(CFWL_MsgMouse* pMsg);
-  void OnMouseMove(CFWL_MsgMouse* pMsg);
-  void OnDeactive(CFWL_MsgDeactivate* pMsg);
-  void OnFocusChanged(CFWL_MsgKillFocus* pMsg, FX_BOOL bSet);
-  FX_BOOL m_bLButtonDown;
-  FX_BOOL m_bLButtonUpSelf;
-  FX_FLOAT m_fStartPos;
-  IFWL_Form* m_pForm;
-  CFWL_ComboBoxImp* m_pComboBox;
-};
-
-#endif  // XFA_SRC_FWL_BASEWIDGET_FWL_COMBOBOXIMP_H_
diff --git a/xfa/src/fwl/basewidget/fwl_datetimepickerimp.cpp b/xfa/src/fwl/basewidget/fwl_datetimepickerimp.cpp
deleted file mode 100644
index c969418c3a..0000000000
--- a/xfa/src/fwl/basewidget/fwl_datetimepickerimp.cpp
+++ /dev/null
@@ -1,1161 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "xfa/src/fwl/basewidget/fwl_datetimepickerimp.h"
-
-#include "xfa/include/fwl/basewidget/fwl_spinbutton.h"
-#include "xfa/src/fwl/basewidget/fwl_editimp.h"
-#include "xfa/src/fwl/basewidget/fwl_formproxyimp.h"
-#include "xfa/src/fwl/basewidget/fwl_monthcalendarimp.h"
-#include "xfa/src/fwl/core/fwl_formimp.h"
-#include "xfa/src/fwl/core/fwl_noteimp.h"
-#include "xfa/src/fwl/core/fwl_panelimp.h"
-#include "xfa/src/fwl/core/fwl_targetimp.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-#include "xfa/src/fwl/core/fwl_widgetmgrimp.h"
-
-#define FWL_DTP_WIDTH 100
-#define FWL_DTP_HEIGHT 20
-
-// static
-IFWL_DateTimePicker* IFWL_DateTimePicker::Create(
-    const CFWL_WidgetImpProperties& properties,
-    IFWL_Widget* pOuter) {
-  IFWL_DateTimePicker* pDateTimePicker = new IFWL_DateTimePicker;
-  CFWL_DateTimePickerImp* pDateTimePickerImpl =
-      new CFWL_DateTimePickerImp(properties, pOuter);
-  pDateTimePicker->SetImpl(pDateTimePickerImpl);
-  pDateTimePickerImpl->SetInterface(pDateTimePicker);
-  return pDateTimePicker;
-}
-
-// Static
-IFWL_DateTimeForm* IFWL_DateTimeForm::Create(
-    const CFWL_WidgetImpProperties& properties,
-    IFWL_Widget* pOuter) {
-  IFWL_DateTimeForm* pDateTimeForm = new IFWL_DateTimeForm;
-  CFWL_FormProxyImp* pFormProxyImpl = new CFWL_FormProxyImp(properties, pOuter);
-  pDateTimeForm->SetImpl(pFormProxyImpl);
-  pFormProxyImpl->SetInterface(pDateTimeForm);
-  return pDateTimeForm;
-}
-
-// static
-IFWL_DateTimeCalender* IFWL_DateTimeCalender::Create(
-    const CFWL_WidgetImpProperties& properties,
-    IFWL_Widget* pOuter) {
-  IFWL_DateTimeCalender* pDateTimeCalendar = new IFWL_DateTimeCalender;
-  CFWL_DateTimeCalendar* pDateTimeCalendarImpl =
-      new CFWL_DateTimeCalendar(properties, pOuter);
-  pDateTimeCalendar->SetImpl(pDateTimeCalendarImpl);
-  pDateTimeCalendarImpl->SetInterface(pDateTimeCalendar);
-  return pDateTimeCalendar;
-}
-
-// static
-IFWL_DateTimeEdit* IFWL_DateTimeEdit::Create(
-    const CFWL_WidgetImpProperties& properties,
-    IFWL_Widget* pOuter) {
-  IFWL_DateTimeEdit* pDateTimeEdit = new IFWL_DateTimeEdit;
-  CFWL_DateTimeEdit* pDateTimeEditImpl =
-      new CFWL_DateTimeEdit(properties, pOuter);
-  pDateTimeEdit->SetImpl(pDateTimeEditImpl);
-  pDateTimeEditImpl->SetInterface(pDateTimeEdit);
-  return pDateTimeEdit;
-}
-
-IFWL_DateTimePicker::IFWL_DateTimePicker() {}
-int32_t IFWL_DateTimePicker::CountSelRanges() {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())
-      ->GetDataTimeEdit()
-      ->CountSelRanges();
-}
-int32_t IFWL_DateTimePicker::GetSelRange(int32_t nIndex, int32_t& nStart) {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())
-      ->GetDataTimeEdit()
-      ->GetSelRange(nIndex, nStart);
-}
-FWL_ERR IFWL_DateTimePicker::GetCurSel(int32_t& iYear,
-                                       int32_t& iMonth,
-                                       int32_t& iDay) {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())
-      ->GetCurSel(iYear, iMonth, iDay);
-}
-FWL_ERR IFWL_DateTimePicker::SetCurSel(int32_t iYear,
-                                       int32_t iMonth,
-                                       int32_t iDay) {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())
-      ->SetCurSel(iYear, iMonth, iDay);
-}
-FWL_ERR IFWL_DateTimePicker::SetEditText(const CFX_WideString& wsText) {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())->SetEditText(wsText);
-}
-FWL_ERR IFWL_DateTimePicker::GetEditText(CFX_WideString& wsText,
-                                         int32_t nStart,
-                                         int32_t nCount) const {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())
-      ->GetEditText(wsText, nStart, nCount);
-}
-FX_BOOL IFWL_DateTimePicker::CanUndo() {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())->CanUndo();
-}
-FX_BOOL IFWL_DateTimePicker::CanRedo() {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())->CanRedo();
-}
-FX_BOOL IFWL_DateTimePicker::Undo() {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())->Undo();
-}
-FX_BOOL IFWL_DateTimePicker::Redo() {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())->Redo();
-}
-FX_BOOL IFWL_DateTimePicker::CanCopy() {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())->CanCopy();
-}
-FX_BOOL IFWL_DateTimePicker::CanCut() {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())->CanCut();
-}
-FX_BOOL IFWL_DateTimePicker::CanSelectAll() {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())->CanSelectAll();
-}
-FX_BOOL IFWL_DateTimePicker::Copy(CFX_WideString& wsCopy) {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())->Copy(wsCopy);
-}
-FX_BOOL IFWL_DateTimePicker::Cut(CFX_WideString& wsCut) {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())->Cut(wsCut);
-}
-FX_BOOL IFWL_DateTimePicker::Paste(const CFX_WideString& wsPaste) {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())->Paste(wsPaste);
-}
-FX_BOOL IFWL_DateTimePicker::SelectAll() {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())->SelectAll();
-}
-FX_BOOL IFWL_DateTimePicker::Delete() {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())->Delete();
-}
-FX_BOOL IFWL_DateTimePicker::DeSelect() {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())->DeSelect();
-}
-FWL_ERR IFWL_DateTimePicker::GetBBox(CFX_RectF& rect) {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())->GetBBox(rect);
-}
-FWL_ERR IFWL_DateTimePicker::SetEditLimit(int32_t nLimit) {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())->SetEditLimit(nLimit);
-}
-FWL_ERR IFWL_DateTimePicker::ModifyEditStylesEx(FX_DWORD dwStylesExAdded,
-                                                FX_DWORD dwStylesExRemoved) {
-  return static_cast<CFWL_DateTimePickerImp*>(GetImpl())
-      ->ModifyEditStylesEx(dwStylesExAdded, dwStylesExRemoved);
-}
-CFWL_DateTimeEdit::CFWL_DateTimeEdit(const CFWL_WidgetImpProperties& properties,
-                                     IFWL_Widget* pOuter)
-    : CFWL_EditImp(properties, pOuter) {}
-FWL_ERR CFWL_DateTimeEdit::Initialize() {
-  m_pDelegate = new CFWL_DateTimeEditImpDelegate(this);
-  if (CFWL_EditImp::Initialize() != FWL_ERR_Succeeded)
-    return FWL_ERR_Indefinite;
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_DateTimeEdit::Finalize() {
-  delete m_pDelegate;
-  m_pDelegate = nullptr;
-  return CFWL_EditImp::Finalize();
-}
-CFWL_DateTimeEditImpDelegate::CFWL_DateTimeEditImpDelegate(
-    CFWL_DateTimeEdit* pOwner)
-    : CFWL_EditImpDelegate(pOwner), m_pOwner(pOwner) {}
-int32_t CFWL_DateTimeEditImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
-  if (m_pOwner->m_pWidgetMgr->IsFormDisabled()) {
-    return DisForm_OnProcessMessage(pMessage);
-  }
-  FX_DWORD dwHashCode = pMessage->GetClassID();
-  if (dwHashCode == FWL_MSGHASH_SetFocus ||
-      dwHashCode == FWL_MSGHASH_KillFocus) {
-    IFWL_Widget* pOuter = m_pOwner->GetOuter();
-    IFWL_WidgetDelegate* pDelegate = pOuter->SetDelegate(NULL);
-    pDelegate->OnProcessMessage(pMessage);
-  }
-  return 1;
-}
-int32_t CFWL_DateTimeEditImpDelegate::DisForm_OnProcessMessage(
-    CFWL_Message* pMessage) {
-  FX_DWORD dwHashCode = pMessage->GetClassID();
-  if (m_pOwner->m_pWidgetMgr->IsFormDisabled()) {
-    if (dwHashCode == FWL_MSGHASH_Mouse) {
-      CFWL_MsgMouse* pMouse = static_cast<CFWL_MsgMouse*>(pMessage);
-      if (pMouse->m_dwCmd == FWL_MSGMOUSECMD_LButtonDown ||
-          pMouse->m_dwCmd == FWL_MSGMOUSECMD_RButtonDown) {
-        if ((m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0) {
-          m_pOwner->m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused;
-        }
-        CFWL_DateTimePickerImp* pDateTime =
-            static_cast<CFWL_DateTimePickerImp*>(m_pOwner->m_pOuter->GetImpl());
-        if (pDateTime->IsMonthCalendarShowed()) {
-          CFX_RectF rtInvalidate;
-          pDateTime->GetWidgetRect(rtInvalidate);
-          pDateTime->ShowMonthCalendar(FALSE);
-          rtInvalidate.Offset(-rtInvalidate.left, -rtInvalidate.top);
-          pDateTime->Repaint(&rtInvalidate);
-        }
-      }
-    } else if (dwHashCode == FWL_MSGHASH_Key) {
-      return CFWL_EditImpDelegate::OnProcessMessage(pMessage);
-    }
-  }
-  return CFWL_EditImpDelegate::OnProcessMessage(pMessage);
-}
-CFWL_DateTimeCalendar::CFWL_DateTimeCalendar(
-    const CFWL_WidgetImpProperties& properties,
-    IFWL_Widget* pOuter)
-    : CFWL_MonthCalendarImp(properties, pOuter) {}
-FWL_ERR CFWL_DateTimeCalendar::Initialize() {
-  if (CFWL_MonthCalendarImp::Initialize() != FWL_ERR_Succeeded)
-    return FWL_ERR_Indefinite;
-  delete m_pDelegate;
-  m_pDelegate = new CFWL_DateTimeCalendarImpDelegate(this);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_DateTimeCalendar::Finalize() {
-  delete m_pDelegate;
-  m_pDelegate = nullptr;
-  return CFWL_MonthCalendarImp::Finalize();
-}
-CFWL_DateTimeCalendarImpDelegate::CFWL_DateTimeCalendarImpDelegate(
-    CFWL_DateTimeCalendar* pOwner)
-    : CFWL_MonthCalendarImpDelegate(pOwner), m_pOwner(pOwner) {
-  m_bFlag = FALSE;
-}
-int32_t CFWL_DateTimeCalendarImpDelegate::OnProcessMessage(
-    CFWL_Message* pMessage) {
-  FX_DWORD dwCode = pMessage->GetClassID();
-  if (dwCode == FWL_MSGHASH_SetFocus || dwCode == FWL_MSGHASH_KillFocus) {
-    IFWL_Widget* pOuter = m_pOwner->GetOuter();
-    IFWL_WidgetDelegate* pDelegate = pOuter->SetDelegate(NULL);
-    return pDelegate->OnProcessMessage(pMessage);
-  } else if (dwCode == FWL_MSGHASH_Mouse) {
-    CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage);
-    if (pMsg->m_dwCmd == FWL_MSGMOUSECMD_LButtonDown) {
-      OnLButtonDownEx(pMsg);
-      return 1;
-    } else if (pMsg->m_dwCmd == FWL_MSGMOUSECMD_LButtonUp) {
-      OnLButtonUpEx(pMsg);
-      return 1;
-    }
-  }
-  return CFWL_MonthCalendarImpDelegate::OnProcessMessage(pMessage);
-}
-void CFWL_DateTimeCalendarImpDelegate::OnLButtonDownEx(CFWL_MsgMouse* pMsg) {
-  if (m_pOwner->m_rtLBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    m_pOwner->m_iLBtnPartStates = FWL_PARTSTATE_MCD_Pressed;
-    m_pOwner->PrevMonth();
-    m_pOwner->Repaint(&m_pOwner->m_rtClient);
-  } else if (m_pOwner->m_rtRBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    m_pOwner->m_iRBtnPartStates |= FWL_PARTSTATE_MCD_Pressed;
-    m_pOwner->NextMonth();
-    m_pOwner->Repaint(&m_pOwner->m_rtClient);
-  } else if (m_pOwner->m_rtToday.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    if ((m_pOwner->m_pProperties->m_dwStyleExes & FWL_STYLEEXT_MCD_NoToday) ==
-        0) {
-      m_pOwner->JumpToToday();
-      m_pOwner->Repaint(&m_pOwner->m_rtClient);
-    }
-  } else {
-    IFWL_DateTimePicker* pIPicker =
-        static_cast<IFWL_DateTimePicker*>(m_pOwner->m_pOuter);
-    CFWL_DateTimePickerImp* pPicker =
-        static_cast<CFWL_DateTimePickerImp*>(pIPicker->GetImpl());
-    if (pPicker->IsMonthCalendarShowed()) {
-      m_bFlag = 1;
-    }
-  }
-}
-void CFWL_DateTimeCalendarImpDelegate::OnLButtonUpEx(CFWL_MsgMouse* pMsg) {
-  if (m_pOwner->m_pWidgetMgr->IsFormDisabled()) {
-    return DisForm_OnLButtonUpEx(pMsg);
-  }
-  if (m_pOwner->m_rtLBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    m_pOwner->m_iLBtnPartStates = 0;
-    m_pOwner->Repaint(&m_pOwner->m_rtLBtn);
-    return;
-  }
-  if (m_pOwner->m_rtRBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    m_pOwner->m_iRBtnPartStates = 0;
-    m_pOwner->Repaint(&m_pOwner->m_rtRBtn);
-    return;
-  }
-  if (m_pOwner->m_rtToday.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    return;
-  }
-  int32_t iOldSel = 0;
-  if (m_pOwner->m_arrSelDays.GetSize() > 0) {
-    iOldSel = m_pOwner->m_arrSelDays[0];
-  }
-  int32_t iCurSel = m_pOwner->GetDayAtPoint(pMsg->m_fx, pMsg->m_fy);
-  CFX_RectF rt;
-  IFWL_DateTimePicker* pIPicker =
-      static_cast<IFWL_DateTimePicker*>(m_pOwner->m_pOuter);
-  CFWL_DateTimePickerImp* pPicker =
-      static_cast<CFWL_DateTimePickerImp*>(pIPicker->GetImpl());
-  pPicker->m_pForm->GetWidgetRect(rt);
-  rt.Set(0, 0, rt.width, rt.height);
-  if (iCurSel > 0) {
-    FWL_DATEINFO* lpDatesInfo =
-        (FWL_DATEINFO*)m_pOwner->m_arrDates.GetAt(iCurSel - 1);
-    CFX_RectF rtInvalidate(lpDatesInfo->rect);
-    if (iOldSel > 0 && iOldSel <= m_pOwner->m_arrDates.GetSize()) {
-      lpDatesInfo = (FWL_DATEINFO*)m_pOwner->m_arrDates.GetAt(iOldSel - 1);
-      rtInvalidate.Union(lpDatesInfo->rect);
-    }
-    m_pOwner->AddSelDay(iCurSel);
-    if (!m_pOwner->m_pOuter)
-      return;
-    pPicker->ProcessSelChanged(m_pOwner->m_iCurYear, m_pOwner->m_iCurMonth,
-                               iCurSel);
-    pPicker->ShowMonthCalendar(FALSE);
-  } else if (m_bFlag && (!rt.Contains(pMsg->m_fx, pMsg->m_fy))) {
-    IFWL_DateTimePicker* pIPicker =
-        static_cast<IFWL_DateTimePicker*>(m_pOwner->m_pOuter);
-    CFWL_DateTimePickerImp* pPicker =
-        static_cast<CFWL_DateTimePickerImp*>(pIPicker->GetImpl());
-    pPicker->ShowMonthCalendar(FALSE);
-  }
-  m_bFlag = 0;
-}
-void CFWL_DateTimeCalendarImpDelegate::OnMouseMoveEx(CFWL_MsgMouse* pMsg) {
-  if (m_pOwner->m_pProperties->m_dwStyleExes & FWL_STYLEEXT_MCD_MultiSelect) {
-    return;
-  }
-  FX_BOOL bRepaint = FALSE;
-  CFX_RectF rtInvalidate;
-  rtInvalidate.Set(0, 0, 0, 0);
-  if (m_pOwner->m_rtDates.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    int32_t iHover = m_pOwner->GetDayAtPoint(pMsg->m_fx, pMsg->m_fy);
-    bRepaint = m_pOwner->m_iHovered != iHover;
-    if (bRepaint) {
-      if (m_pOwner->m_iHovered > 0) {
-        m_pOwner->GetDayRect(m_pOwner->m_iHovered, rtInvalidate);
-      }
-      if (iHover > 0) {
-        CFX_RectF rtDay;
-        m_pOwner->GetDayRect(iHover, rtDay);
-        if (rtInvalidate.IsEmpty()) {
-          rtInvalidate = rtDay;
-        } else {
-          rtInvalidate.Union(rtDay);
-        }
-      }
-    }
-    m_pOwner->m_iHovered = iHover;
-    CFWL_Event_DtpHoverChanged ev;
-    ev.hoverday = iHover;
-    m_pOwner->DispatchEvent(&ev);
-  } else {
-    bRepaint = m_pOwner->m_iHovered > 0;
-    if (bRepaint) {
-      m_pOwner->GetDayRect(m_pOwner->m_iHovered, rtInvalidate);
-    }
-    m_pOwner->m_iHovered = -1;
-  }
-  if (bRepaint && !rtInvalidate.IsEmpty()) {
-    m_pOwner->Repaint(&rtInvalidate);
-  }
-}
-int32_t CFWL_DateTimeCalendarImpDelegate::DisForm_OnProcessMessage(
-    CFWL_Message* pMessage) {
-  if (pMessage->GetClassID() == FWL_MSGHASH_Mouse) {
-    CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage);
-    if (pMsg->m_dwCmd == FWL_MSGMOUSECMD_LButtonUp) {
-      DisForm_OnLButtonUpEx(pMsg);
-      return 1;
-    }
-  }
-  return CFWL_MonthCalendarImpDelegate::OnProcessMessage(pMessage);
-}
-void CFWL_DateTimeCalendarImpDelegate::DisForm_OnLButtonUpEx(
-    CFWL_MsgMouse* pMsg) {
-  if (m_pOwner->m_rtLBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    m_pOwner->m_iLBtnPartStates = 0;
-    m_pOwner->Repaint(&(m_pOwner->m_rtLBtn));
-    return;
-  }
-  if (m_pOwner->m_rtRBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    m_pOwner->m_iRBtnPartStates = 0;
-    m_pOwner->Repaint(&(m_pOwner->m_rtRBtn));
-    return;
-  }
-  if (m_pOwner->m_rtToday.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    return;
-  }
-  int32_t iOldSel = 0;
-  if (m_pOwner->m_arrSelDays.GetSize() > 0) {
-    iOldSel = m_pOwner->m_arrSelDays[0];
-  }
-  int32_t iCurSel = m_pOwner->GetDayAtPoint(pMsg->m_fx, pMsg->m_fy);
-  if (iCurSel > 0) {
-    FWL_DATEINFO* lpDatesInfo =
-        (FWL_DATEINFO*)m_pOwner->m_arrDates.GetAt(iCurSel - 1);
-    CFX_RectF rtInvalidate(lpDatesInfo->rect);
-    if (iOldSel > 0 && iOldSel <= m_pOwner->m_arrDates.GetSize()) {
-      lpDatesInfo = (FWL_DATEINFO*)m_pOwner->m_arrDates.GetAt(iOldSel - 1);
-      rtInvalidate.Union(lpDatesInfo->rect);
-    }
-    m_pOwner->AddSelDay(iCurSel);
-    CFWL_DateTimePickerImp* pDateTime =
-        static_cast<CFWL_DateTimePickerImp*>(m_pOwner->m_pOuter->GetImpl());
-    pDateTime->ProcessSelChanged(m_pOwner->m_iCurYear, m_pOwner->m_iCurMonth,
-                                 iCurSel);
-    pDateTime->ShowMonthCalendar(FALSE);
-  }
-}
-CFWL_DateTimePickerImp::CFWL_DateTimePickerImp(
-    const CFWL_WidgetImpProperties& properties,
-    IFWL_Widget* pOuter)
-    : CFWL_WidgetImp(properties, pOuter),
-      m_iBtnState(1),
-      m_iYear(-1),
-      m_iMonth(-1),
-      m_iDay(-1),
-      m_bLBtnDown(FALSE),
-      m_pEdit(nullptr),
-      m_pMonthCal(nullptr),
-      m_pForm(nullptr) {
-  m_rtBtn.Set(0, 0, 0, 0);
-}
-CFWL_DateTimePickerImp::~CFWL_DateTimePickerImp() {}
-FWL_ERR CFWL_DateTimePickerImp::GetClassName(CFX_WideString& wsClass) const {
-  wsClass = FWL_CLASS_DateTimePicker;
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_DateTimePickerImp::GetClassID() const {
-  return FWL_CLASSHASH_DateTimePicker;
-}
-FWL_ERR CFWL_DateTimePickerImp::Initialize() {
-  if (CFWL_WidgetImp::Initialize() != FWL_ERR_Succeeded)
-    return FWL_ERR_Indefinite;
-  m_pDelegate = new CFWL_DateTimePickerImpDelegate(this);
-  m_pProperties->m_dwStyleExes = FWL_STYLEEXT_DTP_ShortDateFormat;
-  CFWL_WidgetImpProperties propMonth;
-  propMonth.m_dwStyles = FWL_WGTSTYLE_Popup | FWL_WGTSTYLE_Border;
-  propMonth.m_dwStates = FWL_WGTSTATE_Invisible;
-  propMonth.m_pDataProvider = &m_MonthCalendarDP;
-  propMonth.m_pParent = m_pInterface;
-  propMonth.m_pThemeProvider = m_pProperties->m_pThemeProvider;
-  m_pMonthCal.reset(IFWL_DateTimeCalender::Create(propMonth, m_pInterface));
-  m_pMonthCal->Initialize();
-  CFX_RectF rtMonthCal;
-  m_pMonthCal->GetWidgetRect(rtMonthCal, TRUE);
-  rtMonthCal.Set(0, 0, rtMonthCal.width, rtMonthCal.height);
-  m_pMonthCal->SetWidgetRect(rtMonthCal);
-  CFWL_WidgetImpProperties propEdit;
-  propEdit.m_pParent = m_pInterface;
-  propEdit.m_pThemeProvider = m_pProperties->m_pThemeProvider;
-  m_pEdit.reset(IFWL_DateTimeEdit::Create(propEdit, m_pInterface));
-  m_pEdit->Initialize();
-  RegisterEventTarget(m_pMonthCal.get());
-  RegisterEventTarget(m_pEdit.get());
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_DateTimePickerImp::Finalize() {
-  if (m_pEdit) {
-    m_pEdit->Finalize();
-  }
-  if (m_pMonthCal) {
-    m_pMonthCal->Finalize();
-  }
-  if (m_pForm) {
-    m_pForm->Finalize();
-  }
-  UnregisterEventTarget();
-  delete m_pDelegate;
-  m_pDelegate = nullptr;
-  return CFWL_WidgetImp::Finalize();
-}
-FWL_ERR CFWL_DateTimePickerImp::GetWidgetRect(CFX_RectF& rect,
-                                              FX_BOOL bAutoSize) {
-  if (m_pWidgetMgr->IsFormDisabled()) {
-    return DisForm_GetWidgetRect(rect, bAutoSize);
-  }
-  if (bAutoSize) {
-    rect.Set(0, 0, FWL_DTP_WIDTH, FWL_DTP_HEIGHT);
-    CFWL_WidgetImp::GetWidgetRect(rect, TRUE);
-  } else {
-    rect = m_pProperties->m_rtWidget;
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_DateTimePickerImp::Update() {
-  if (m_pWidgetMgr->IsFormDisabled()) {
-    return DisForm_Update();
-  }
-  if (m_iLock) {
-    return FWL_ERR_Indefinite;
-  }
-  if (!m_pProperties->m_pThemeProvider) {
-    m_pProperties->m_pThemeProvider = GetAvailableTheme();
-  }
-  m_pEdit->SetThemeProvider(m_pProperties->m_pThemeProvider);
-  GetClientRect(m_rtClient);
-  FX_FLOAT* pFWidth =
-      static_cast<FX_FLOAT*>(GetThemeCapacity(FWL_WGTCAPACITY_ScrollBarWidth));
-  if (!pFWidth)
-    return FWL_ERR_Indefinite;
-  FX_FLOAT fBtn = *pFWidth;
-  m_rtBtn.Set(m_rtClient.right() - fBtn, m_rtClient.top, fBtn - 1,
-              m_rtClient.height - 1);
-  CFX_RectF rtEdit;
-  rtEdit.Set(m_rtClient.left, m_rtClient.top, m_rtClient.width - fBtn,
-             m_rtClient.height);
-  m_pEdit->SetWidgetRect(rtEdit);
-  ReSetEditAlignment();
-  m_pEdit->Update();
-  if (!(m_pMonthCal->GetThemeProvider())) {
-    m_pMonthCal->SetThemeProvider(m_pProperties->m_pThemeProvider);
-  }
-  if (m_pProperties->m_pDataProvider) {
-    IFWL_DateTimePickerDP* pData =
-        static_cast<IFWL_DateTimePickerDP*>(m_pProperties->m_pDataProvider);
-    pData->GetToday(m_pInterface, m_MonthCalendarDP.m_iCurYear,
-                    m_MonthCalendarDP.m_iCurMonth, m_MonthCalendarDP.m_iCurDay);
-  }
-  CFX_RectF rtMonthCal;
-  m_pMonthCal->GetWidgetRect(rtMonthCal, TRUE);
-  CFX_RectF rtPopUp;
-  rtPopUp.Set(rtMonthCal.left, rtMonthCal.top + FWL_DTP_HEIGHT,
-              rtMonthCal.width, rtMonthCal.height);
-  m_pMonthCal->SetWidgetRect(rtPopUp);
-  m_pMonthCal->Update();
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_DateTimePickerImp::HitTest(FX_FLOAT fx, FX_FLOAT fy) {
-  if (m_pWidgetMgr->IsFormDisabled()) {
-    return DisForm_HitTest(fx, fy);
-  }
-  if (m_rtClient.Contains(fx, fy)) {
-    return FWL_WGTHITTEST_Client;
-  }
-  if (IsMonthCalendarShowed()) {
-    CFX_RectF rect;
-    m_pMonthCal->GetWidgetRect(rect);
-    if (rect.Contains(fx, fy)) {
-      return FWL_WGTHITTEST_Client;
-    }
-  }
-  return FWL_WGTHITTEST_Unknown;
-}
-FWL_ERR CFWL_DateTimePickerImp::DrawWidget(CFX_Graphics* pGraphics,
-                                           const CFX_Matrix* pMatrix) {
-  if (!pGraphics)
-    return FWL_ERR_Indefinite;
-  if (!m_pProperties->m_pThemeProvider)
-    return FWL_ERR_Indefinite;
-  IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
-  if (HasBorder()) {
-    DrawBorder(pGraphics, FWL_PART_DTP_Border, pTheme, pMatrix);
-  }
-  if (HasEdge()) {
-    DrawEdge(pGraphics, FWL_PART_DTP_Edge, pTheme, pMatrix);
-  }
-  if (!m_rtBtn.IsEmpty()) {
-    DrawDropDownButton(pGraphics, pTheme, pMatrix);
-  }
-  if (m_pWidgetMgr->IsFormDisabled()) {
-    return DisForm_DrawWidget(pGraphics, pMatrix);
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_DateTimePickerImp::SetThemeProvider(IFWL_ThemeProvider* pTP) {
-  m_pProperties->m_pThemeProvider = pTP;
-  m_pMonthCal->SetThemeProvider(pTP);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_DateTimePickerImp::GetCurSel(int32_t& iYear,
-                                          int32_t& iMonth,
-                                          int32_t& iDay) {
-  iYear = m_iYear;
-  iMonth = m_iMonth;
-  iDay = m_iDay;
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_DateTimePickerImp::SetCurSel(int32_t iYear,
-                                          int32_t iMonth,
-                                          int32_t iDay) {
-  if (iYear <= 0 || iYear >= 3000)
-    return FWL_ERR_Indefinite;
-  if (iMonth <= 0 || iMonth >= 13)
-    return FWL_ERR_Indefinite;
-  if (iDay <= 0 || iDay >= 32)
-    return FWL_ERR_Indefinite;
-  m_iYear = iYear;
-  m_iMonth = iMonth;
-  m_iDay = iDay;
-  m_pMonthCal->SetSelect(iYear, iMonth, iDay);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_DateTimePickerImp::SetEditText(const CFX_WideString& wsText) {
-  if (!m_pEdit)
-    return FWL_ERR_Indefinite;
-  int32_t iRet = m_pEdit->SetText(wsText);
-  Repaint(&m_rtClient);
-  CFWL_Event_DtpEditChanged ev;
-  ev.m_wsText = wsText;
-  DispatchEvent(&ev);
-  return iRet;
-}
-FWL_ERR CFWL_DateTimePickerImp::GetEditText(CFX_WideString& wsText,
-                                            int32_t nStart,
-                                            int32_t nCount) const {
-  if (m_pEdit) {
-    return m_pEdit->GetText(wsText, nStart, nCount);
-  }
-  return FWL_ERR_Indefinite;
-}
-FX_BOOL CFWL_DateTimePickerImp::CanUndo() {
-  return m_pEdit->CanUndo();
-}
-FX_BOOL CFWL_DateTimePickerImp::CanRedo() {
-  return m_pEdit->CanRedo();
-}
-FX_BOOL CFWL_DateTimePickerImp::Undo() {
-  return m_pEdit->Undo();
-}
-FX_BOOL CFWL_DateTimePickerImp::Redo() {
-  return m_pEdit->Redo();
-}
-FX_BOOL CFWL_DateTimePickerImp::CanCopy() {
-  int32_t nCount = m_pEdit->CountSelRanges();
-  return nCount > 0;
-}
-FX_BOOL CFWL_DateTimePickerImp::CanCut() {
-  if (m_pEdit->GetStylesEx() & FWL_STYLEEXT_EDT_ReadOnly) {
-    return FALSE;
-  }
-  int32_t nCount = m_pEdit->CountSelRanges();
-  return nCount > 0;
-}
-FX_BOOL CFWL_DateTimePickerImp::CanSelectAll() {
-  return m_pEdit->GetTextLength() > 0;
-}
-FX_BOOL CFWL_DateTimePickerImp::Copy(CFX_WideString& wsCopy) {
-  return m_pEdit->Copy(wsCopy);
-}
-FX_BOOL CFWL_DateTimePickerImp::Cut(CFX_WideString& wsCut) {
-  return m_pEdit->Cut(wsCut);
-}
-FX_BOOL CFWL_DateTimePickerImp::Paste(const CFX_WideString& wsPaste) {
-  return m_pEdit->Paste(wsPaste);
-}
-FX_BOOL CFWL_DateTimePickerImp::SelectAll() {
-  return m_pEdit->AddSelRange(0) == FWL_ERR_Succeeded;
-}
-FX_BOOL CFWL_DateTimePickerImp::Delete() {
-  return m_pEdit->ClearText() == FWL_ERR_Succeeded;
-}
-FX_BOOL CFWL_DateTimePickerImp::DeSelect() {
-  return m_pEdit->ClearSelections() == FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_DateTimePickerImp::GetBBox(CFX_RectF& rect) {
-  if (m_pWidgetMgr->IsFormDisabled()) {
-    return DisForm_GetBBox(rect);
-  }
-  rect = m_pProperties->m_rtWidget;
-  if (IsMonthCalendarShowed()) {
-    CFX_RectF rtMonth;
-    m_pMonthCal->GetWidgetRect(rtMonth);
-    rtMonth.Offset(m_pProperties->m_rtWidget.left,
-                   m_pProperties->m_rtWidget.top);
-    rect.Union(rtMonth);
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_DateTimePickerImp::SetEditLimit(int32_t nLimit) {
-  return m_pEdit->SetLimit(nLimit);
-}
-FWL_ERR CFWL_DateTimePickerImp::ModifyEditStylesEx(FX_DWORD dwStylesExAdded,
-                                                   FX_DWORD dwStylesExRemoved) {
-  return m_pEdit->ModifyStylesEx(dwStylesExAdded, dwStylesExRemoved);
-}
-void CFWL_DateTimePickerImp::DrawDropDownButton(CFX_Graphics* pGraphics,
-                                                IFWL_ThemeProvider* pTheme,
-                                                const CFX_Matrix* pMatrix) {
-  if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_DTP_Spin) ==
-      FWL_STYLEEXT_DTP_Spin) {
-    CFWL_WidgetImpProperties prop;
-    prop.m_dwStyleExes |= FWL_STYLEEXE_SPB_Vert;
-    prop.m_pParent = m_pInterface;
-    prop.m_rtWidget = m_rtBtn;
-    IFWL_SpinButton* pSpin = IFWL_SpinButton::Create(prop, m_pInterface);
-    pSpin->Initialize();
-  } else {
-    CFWL_ThemeBackground param;
-    param.m_pWidget = m_pInterface;
-    param.m_iPart = FWL_PART_DTP_DropDownButton;
-    param.m_dwStates = m_iBtnState;
-    param.m_pGraphics = pGraphics;
-    param.m_rtPart = m_rtBtn;
-    if (pMatrix) {
-      param.m_matrix.Concat(*pMatrix);
-    }
-    pTheme->DrawBackground(&param);
-  }
-}
-void CFWL_DateTimePickerImp::FormatDateString(int32_t iYear,
-                                              int32_t iMonth,
-                                              int32_t iDay,
-                                              CFX_WideString& wsText) {
-  if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_DTP_ShortDateFormat) ==
-      FWL_STYLEEXT_DTP_ShortDateFormat) {
-    wsText.Format(L"%d-%d-%d", iYear, iMonth, iDay);
-  } else if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_DTP_LongDateFormat) ==
-             FWL_STYLEEXT_DTP_LongDateFormat) {
-    wsText.Format(L"%d Year %d Month %d Day", iYear, iMonth, iDay);
-  } else if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_DTP_TimeFormat) ==
-             FWL_STYLEEXT_DTP_TimeFormat) {
-  }
-}
-void CFWL_DateTimePickerImp::ShowMonthCalendar(FX_BOOL bActivate) {
-  if (m_pWidgetMgr->IsFormDisabled()) {
-    return DisForm_ShowMonthCalendar(bActivate);
-  }
-  if (IsMonthCalendarShowed() == bActivate) {
-    return;
-  }
-  if (!m_pForm) {
-    InitProxyForm();
-  }
-  if (bActivate) {
-    CFX_RectF rtMonth;
-    m_pMonthCal->GetWidgetRect(rtMonth);
-    CFX_RectF rtAnchor;
-    rtAnchor.Set(0, 0, m_pProperties->m_rtWidget.width,
-                 m_pProperties->m_rtWidget.height);
-    GetPopupPos(0, rtMonth.height, rtAnchor, rtMonth);
-    m_pForm->SetWidgetRect(rtMonth);
-    rtMonth.left = rtMonth.top = 0;
-    m_pMonthCal->SetStates(FWL_WGTSTATE_Invisible, !bActivate);
-    m_pMonthCal->SetWidgetRect(rtMonth);
-    m_pMonthCal->Update();
-    m_pForm->DoModal();
-  } else {
-    m_pForm->EndDoModal();
-  }
-}
-FX_BOOL CFWL_DateTimePickerImp::IsMonthCalendarShowed() {
-  if (m_pWidgetMgr->IsFormDisabled()) {
-    return DisForm_IsMonthCalendarShowed();
-  }
-  if (!m_pForm)
-    return FALSE;
-  return !(m_pForm->GetStates() & FWL_WGTSTATE_Invisible);
-}
-void CFWL_DateTimePickerImp::ReSetEditAlignment() {
-  if (!m_pEdit)
-    return;
-  FX_DWORD dwStylExes = m_pProperties->m_dwStyleExes;
-  FX_DWORD dwAdd = 0;
-  switch (dwStylExes & FWL_STYLEEXT_DTP_EditHAlignMask) {
-    case FWL_STYLEEXT_DTP_EditHCenter: {
-      dwAdd |= FWL_STYLEEXT_EDT_HCenter;
-      break;
-    }
-    case FWL_STYLEEXT_DTP_EditHFar: {
-      dwAdd |= FWL_STYLEEXT_EDT_HFar;
-      break;
-    }
-    default: { dwAdd |= FWL_STYLEEXT_EDT_HNear; }
-  }
-  switch (dwStylExes & FWL_STYLEEXT_DTP_EditVAlignMask) {
-    case FWL_STYLEEXT_DTP_EditVCenter: {
-      dwAdd |= FWL_STYLEEXT_EDT_VCenter;
-      break;
-    }
-    case FWL_STYLEEXT_DTP_EditVFar: {
-      dwAdd |= FWL_STYLEEXT_EDT_VFar;
-      break;
-    }
-    default: { dwAdd |= FWL_STYLEEXT_EDT_VNear; }
-  }
-  if (dwStylExes & FWL_STYLEEXT_DTP_EditJustified) {
-    dwAdd |= FWL_STYLEEXT_EDT_Justified;
-  }
-  if (dwStylExes & FWL_STYLEEXT_DTP_EditDistributed) {
-    dwAdd |= FWL_STYLEEXT_EDT_Distributed;
-  }
-  m_pEdit->ModifyStylesEx(dwAdd, FWL_STYLEEXT_EDT_HAlignMask |
-                                     FWL_STYLEEXT_EDT_HAlignModeMask |
-                                     FWL_STYLEEXT_EDT_VAlignMask);
-}
-void CFWL_DateTimePickerImp::ProcessSelChanged(int32_t iYear,
-                                               int32_t iMonth,
-                                               int32_t iDay) {
-  m_iYear = iYear;
-  m_iMonth = iMonth;
-  m_iDay = iDay;
-  CFX_WideString wsText;
-  FormatDateString(m_iYear, m_iMonth, m_iDay, wsText);
-  m_pEdit->SetText(wsText);
-  m_pEdit->Update();
-  Repaint(&m_rtClient);
-  CFWL_Event_DtpSelectChanged ev;
-  ev.m_pSrcTarget = m_pInterface;
-  ev.iYear = m_iYear;
-  ev.iMonth = m_iMonth;
-  ev.iDay = m_iDay;
-  DispatchEvent(&ev);
-}
-void CFWL_DateTimePickerImp::InitProxyForm() {
-  if (m_pForm)
-    return;
-  if (!m_pMonthCal)
-    return;
-  CFWL_WidgetImpProperties propForm;
-  propForm.m_dwStyles = FWL_WGTSTYLE_Popup;
-  propForm.m_dwStates = FWL_WGTSTATE_Invisible;
-  propForm.m_pOwner = m_pInterface;
-  m_pForm.reset(IFWL_DateTimeForm::Create(propForm, m_pMonthCal.get()));
-  m_pForm->Initialize();
-  m_pMonthCal->SetParent(m_pForm.get());
-}
-IFWL_DateTimeEdit* CFWL_DateTimePickerImp::GetDataTimeEdit() {
-  return m_pEdit.get();
-}
-FWL_ERR CFWL_DateTimePickerImp::DisForm_Initialize() {
-  m_pProperties->m_dwStyleExes = FWL_STYLEEXT_DTP_ShortDateFormat;
-  DisForm_InitDateTimeCalendar();
-  DisForm_InitDateTimeEdit();
-  RegisterEventTarget(m_pMonthCal.get());
-  RegisterEventTarget(m_pEdit.get());
-  return FWL_ERR_Succeeded;
-}
-void CFWL_DateTimePickerImp::DisForm_InitDateTimeCalendar() {
-  if (m_pMonthCal) {
-    return;
-  }
-  CFWL_WidgetImpProperties propMonth;
-  propMonth.m_dwStyles =
-      FWL_WGTSTYLE_Popup | FWL_WGTSTYLE_Border | FWL_WGTSTYLE_EdgeSunken;
-  propMonth.m_dwStates = FWL_WGTSTATE_Invisible;
-  propMonth.m_pParent = m_pInterface;
-  propMonth.m_pDataProvider = &m_MonthCalendarDP;
-  propMonth.m_pThemeProvider = m_pProperties->m_pThemeProvider;
-  m_pMonthCal.reset(IFWL_DateTimeCalender::Create(propMonth, m_pInterface));
-  m_pMonthCal->Initialize();
-  CFX_RectF rtMonthCal;
-  m_pMonthCal->GetWidgetRect(rtMonthCal, TRUE);
-  rtMonthCal.Set(0, 0, rtMonthCal.width, rtMonthCal.height);
-  m_pMonthCal->SetWidgetRect(rtMonthCal);
-}
-void CFWL_DateTimePickerImp::DisForm_InitDateTimeEdit() {
-  if (m_pEdit) {
-    return;
-  }
-  CFWL_WidgetImpProperties propEdit;
-  propEdit.m_pParent = m_pInterface;
-  propEdit.m_pThemeProvider = m_pProperties->m_pThemeProvider;
-  m_pEdit.reset(IFWL_DateTimeEdit::Create(propEdit, m_pInterface));
-  m_pEdit->Initialize();
-}
-FX_BOOL CFWL_DateTimePickerImp::DisForm_IsMonthCalendarShowed() {
-  if (!m_pMonthCal)
-    return FALSE;
-  return !(m_pMonthCal->GetStates() & FWL_WGTSTATE_Invisible);
-}
-void CFWL_DateTimePickerImp::DisForm_ShowMonthCalendar(FX_BOOL bActivate) {
-  FX_BOOL bShowed = IsMonthCalendarShowed();
-  if (bShowed == bActivate) {
-    return;
-  }
-  if (bActivate) {
-    CFX_RectF rtMonthCal;
-    m_pMonthCal->GetWidgetRect(rtMonthCal, TRUE);
-    FX_FLOAT fPopupMin = rtMonthCal.height;
-    FX_FLOAT fPopupMax = rtMonthCal.height;
-    CFX_RectF rtAnchor(m_pProperties->m_rtWidget);
-    rtAnchor.width = rtMonthCal.width;
-    rtMonthCal.left = m_rtClient.left;
-    rtMonthCal.top = rtAnchor.Height();
-    GetPopupPos(fPopupMin, fPopupMax, rtAnchor, rtMonthCal);
-    m_pMonthCal->SetWidgetRect(rtMonthCal);
-    if (m_iYear > 0 && m_iMonth > 0 && m_iDay > 0) {
-      m_pMonthCal->SetSelect(m_iYear, m_iMonth, m_iDay);
-    }
-    m_pMonthCal->Update();
-  }
-  m_pMonthCal->SetStates(FWL_WGTSTATE_Invisible, !bActivate);
-  if (bActivate) {
-    CFWL_MsgSetFocus msg;
-    msg.m_pDstTarget = m_pMonthCal.get();
-    msg.m_pSrcTarget = m_pEdit.get();
-    IFWL_WidgetDelegate* pDelegate = m_pEdit->SetDelegate(NULL);
-    pDelegate->OnProcessMessage(&msg);
-  }
-  CFX_RectF rtInvalidate, rtCal;
-  rtInvalidate.Set(0, 0, m_pProperties->m_rtWidget.width,
-                   m_pProperties->m_rtWidget.height);
-  m_pMonthCal->GetWidgetRect(rtCal);
-  rtInvalidate.Union(rtCal);
-  rtInvalidate.Inflate(2, 2);
-  Repaint(&rtInvalidate);
-}
-FX_DWORD CFWL_DateTimePickerImp::DisForm_HitTest(FX_FLOAT fx, FX_FLOAT fy) {
-  CFX_RectF rect;
-  rect.Set(0, 0, m_pProperties->m_rtWidget.width,
-           m_pProperties->m_rtWidget.height);
-  if (rect.Contains(fx, fy)) {
-    return FWL_WGTHITTEST_Edit;
-  }
-  if (DisForm_IsNeedShowButton()) {
-    rect.width += m_fBtn;
-  }
-  if (rect.Contains(fx, fy)) {
-    return FWL_WGTHITTEST_Client;
-  }
-  if (IsMonthCalendarShowed()) {
-    m_pMonthCal->GetWidgetRect(rect);
-    if (rect.Contains(fx, fy)) {
-      return FWL_WGTHITTEST_Client;
-    }
-  }
-  return FWL_WGTHITTEST_Unknown;
-}
-FX_BOOL CFWL_DateTimePickerImp::DisForm_IsNeedShowButton() {
-  FX_BOOL bFocus = m_pProperties->m_dwStates & FWL_WGTSTATE_Focused ||
-                   m_pMonthCal->GetStates() & FWL_WGTSTATE_Focused ||
-                   m_pEdit->GetStates() & FWL_WGTSTATE_Focused;
-  return bFocus;
-}
-FWL_ERR CFWL_DateTimePickerImp::DisForm_Update() {
-  if (m_iLock) {
-    return FWL_ERR_Indefinite;
-  }
-  if (!m_pProperties->m_pThemeProvider) {
-    m_pProperties->m_pThemeProvider = GetAvailableTheme();
-  }
-  m_pEdit->SetThemeProvider(m_pProperties->m_pThemeProvider);
-  GetClientRect(m_rtClient);
-  m_pEdit->SetWidgetRect(m_rtClient);
-  ReSetEditAlignment();
-  m_pEdit->Update();
-  if (m_pMonthCal->GetThemeProvider() == NULL) {
-    m_pMonthCal->SetThemeProvider(m_pProperties->m_pThemeProvider);
-  }
-  if (m_pProperties->m_pDataProvider) {
-    IFWL_DateTimePickerDP* pData =
-        static_cast<IFWL_DateTimePickerDP*>(m_pProperties->m_pDataProvider);
-    pData->GetToday(m_pInterface, m_MonthCalendarDP.m_iCurYear,
-                    m_MonthCalendarDP.m_iCurMonth, m_MonthCalendarDP.m_iCurDay);
-  }
-  FX_FLOAT* pWidth =
-      static_cast<FX_FLOAT*>(GetThemeCapacity(FWL_WGTCAPACITY_ScrollBarWidth));
-  if (!pWidth)
-    return 0;
-  m_fBtn = *pWidth;
-  CFX_RectF rtMonthCal;
-  m_pMonthCal->GetWidgetRect(rtMonthCal, TRUE);
-  CFX_RectF rtPopUp;
-  rtPopUp.Set(rtMonthCal.left, rtMonthCal.top + FWL_DTP_HEIGHT,
-              rtMonthCal.width, rtMonthCal.height);
-  m_pMonthCal->SetWidgetRect(rtPopUp);
-  m_pMonthCal->Update();
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_DateTimePickerImp::DisForm_GetWidgetRect(CFX_RectF& rect,
-                                                      FX_BOOL bAutoSize) {
-  rect = m_pProperties->m_rtWidget;
-  if (DisForm_IsNeedShowButton()) {
-    rect.width += m_fBtn;
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_DateTimePickerImp::DisForm_GetBBox(CFX_RectF& rect) {
-  rect = m_pProperties->m_rtWidget;
-  if (DisForm_IsNeedShowButton()) {
-    rect.width += m_fBtn;
-  }
-  if (IsMonthCalendarShowed()) {
-    CFX_RectF rtMonth;
-    m_pMonthCal->GetWidgetRect(rtMonth);
-    rtMonth.Offset(m_pProperties->m_rtWidget.left,
-                   m_pProperties->m_rtWidget.top);
-    rect.Union(rtMonth);
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_DateTimePickerImp::DisForm_DrawWidget(CFX_Graphics* pGraphics,
-                                                   const CFX_Matrix* pMatrix) {
-  if (!pGraphics)
-    return FWL_ERR_Indefinite;
-  if (m_pEdit) {
-    CFX_RectF rtEdit;
-    m_pEdit->GetWidgetRect(rtEdit);
-    CFX_Matrix mt;
-    mt.Set(1, 0, 0, 1, rtEdit.left, rtEdit.top);
-    if (pMatrix) {
-      mt.Concat(*pMatrix);
-    }
-    m_pEdit->DrawWidget(pGraphics, &mt);
-  }
-  if (IsMonthCalendarShowed()) {
-    CFX_RectF rtMonth;
-    m_pMonthCal->GetWidgetRect(rtMonth);
-    CFX_Matrix mt;
-    mt.Set(1, 0, 0, 1, rtMonth.left, rtMonth.top);
-    if (pMatrix) {
-      mt.Concat(*pMatrix);
-    }
-    m_pMonthCal->DrawWidget(pGraphics, &mt);
-  }
-  return FWL_ERR_Succeeded;
-}
-CFWL_DateTimePickerImpDelegate::CFWL_DateTimePickerImpDelegate(
-    CFWL_DateTimePickerImp* pOwner)
-    : m_pOwner(pOwner) {}
-int32_t CFWL_DateTimePickerImpDelegate::OnProcessMessage(
-    CFWL_Message* pMessage) {
-  if (!pMessage)
-    return 0;
-  FX_DWORD dwMsgCode = pMessage->GetClassID();
-  switch (dwMsgCode) {
-    case FWL_MSGHASH_SetFocus:
-    case FWL_MSGHASH_KillFocus: {
-      OnFocusChanged(pMessage, dwMsgCode == FWL_MSGHASH_SetFocus);
-      break;
-    }
-    case FWL_MSGHASH_Mouse: {
-      CFWL_MsgMouse* pMouse = static_cast<CFWL_MsgMouse*>(pMessage);
-      FX_DWORD dwCmd = pMouse->m_dwCmd;
-      switch (dwCmd) {
-        case FWL_MSGMOUSECMD_LButtonDown: {
-          OnLButtonDown(pMouse);
-          break;
-        }
-        case FWL_MSGMOUSECMD_LButtonUp: {
-          OnLButtonUp(pMouse);
-          break;
-        }
-        case FWL_MSGMOUSECMD_MouseMove: {
-          OnMouseMove(pMouse);
-          break;
-        }
-        case FWL_MSGMOUSECMD_MouseLeave: {
-          OnMouseLeave(pMouse);
-          break;
-        }
-        default: {}
-      }
-      break;
-    }
-    default:
-      break;
-  }
-  if (dwMsgCode == FWL_MSGHASH_Key &&
-      m_pOwner->m_pEdit->GetStates() & FWL_WGTSTATE_Focused) {
-    IFWL_WidgetDelegate* pDelegate = m_pOwner->m_pEdit->SetDelegate(NULL);
-    return pDelegate->OnProcessMessage(pMessage);
-  }
-  return CFWL_WidgetImpDelegate::OnProcessMessage(pMessage);
-}
-FWL_ERR CFWL_DateTimePickerImpDelegate::OnDrawWidget(
-    CFX_Graphics* pGraphics,
-    const CFX_Matrix* pMatrix) {
-  return m_pOwner->DrawWidget(pGraphics, pMatrix);
-}
-void CFWL_DateTimePickerImpDelegate::OnFocusChanged(CFWL_Message* pMsg,
-                                                    FX_BOOL bSet) {
-  if (!pMsg)
-    return;
-  if (m_pOwner->m_pWidgetMgr->IsFormDisabled()) {
-    return DisForm_OnFocusChanged(pMsg, bSet);
-  }
-  if (bSet) {
-    m_pOwner->m_pProperties->m_dwStates |= (FWL_WGTSTATE_Focused);
-    m_pOwner->Repaint(&m_pOwner->m_rtClient);
-  } else {
-    m_pOwner->m_pProperties->m_dwStates &= ~(FWL_WGTSTATE_Focused);
-    m_pOwner->Repaint(&m_pOwner->m_rtClient);
-  }
-  if (pMsg->m_pSrcTarget == m_pOwner->m_pMonthCal.get() &&
-      m_pOwner->IsMonthCalendarShowed()) {
-    m_pOwner->ShowMonthCalendar(FALSE);
-  }
-  m_pOwner->Repaint(&m_pOwner->m_rtClient);
-}
-void CFWL_DateTimePickerImpDelegate::OnLButtonDown(CFWL_MsgMouse* pMsg) {
-  if (!pMsg)
-    return;
-  if ((m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0) {
-    m_pOwner->SetFocus(TRUE);
-  }
-  if (m_pOwner->m_rtBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    if (m_pOwner->IsMonthCalendarShowed()) {
-      m_pOwner->ShowMonthCalendar(FALSE);
-      CFWL_Event_DtpCloseUp ev;
-      m_pOwner->DispatchEvent(&ev);
-    } else {
-      if (!(m_pOwner->m_pProperties->m_dwStyleExes &
-            FWL_STYLEEXT_DTP_TimeFormat)) {
-        m_pOwner->ShowMonthCalendar(TRUE);
-        CFWL_Event_DtpDropDown ev;
-        m_pOwner->DispatchEvent(&ev);
-      } else {
-      }
-      m_pOwner->m_bLBtnDown = TRUE;
-      m_pOwner->Repaint(&m_pOwner->m_rtClient);
-    }
-  }
-}
-void CFWL_DateTimePickerImpDelegate::OnLButtonUp(CFWL_MsgMouse* pMsg) {
-  if (!pMsg)
-    return;
-  m_pOwner->m_bLBtnDown = FALSE;
-  if (m_pOwner->m_rtBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    m_pOwner->m_iBtnState = FWL_PARTSTATE_DTP_Hovered;
-  } else {
-    m_pOwner->m_iBtnState = FWL_PARTSTATE_DTP_Normal;
-  }
-  m_pOwner->Repaint(&m_pOwner->m_rtBtn);
-}
-void CFWL_DateTimePickerImpDelegate::OnMouseMove(CFWL_MsgMouse* pMsg) {
-  if (m_pOwner->m_rtBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
-  } else {
-    m_pOwner->m_iBtnState = FWL_PARTSTATE_DTP_Normal;
-  }
-  m_pOwner->Repaint(&m_pOwner->m_rtBtn);
-}
-void CFWL_DateTimePickerImpDelegate::OnMouseLeave(CFWL_MsgMouse* pMsg) {
-  if (!pMsg)
-    return;
-  m_pOwner->m_iBtnState = FWL_PARTSTATE_DTP_Normal;
-  m_pOwner->Repaint(&m_pOwner->m_rtBtn);
-}
-void CFWL_DateTimePickerImpDelegate::DisForm_OnFocusChanged(CFWL_Message* pMsg,
-                                                            FX_BOOL bSet) {
-  CFX_RectF rtInvalidate(m_pOwner->m_rtBtn);
-  if (bSet) {
-    m_pOwner->m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused;
-    if (m_pOwner->m_pEdit &&
-        !(m_pOwner->m_pEdit->GetStylesEx() & FWL_STYLEEXT_EDT_ReadOnly)) {
-      m_pOwner->m_rtBtn.Set(m_pOwner->m_pProperties->m_rtWidget.width, 0,
-                            m_pOwner->m_fBtn,
-                            m_pOwner->m_pProperties->m_rtWidget.height - 1);
-    }
-    rtInvalidate = m_pOwner->m_rtBtn;
-    pMsg->m_pDstTarget = m_pOwner->m_pEdit.get();
-    IFWL_WidgetDelegate* pDelegate = m_pOwner->m_pEdit->SetDelegate(NULL);
-    pDelegate->OnProcessMessage(pMsg);
-  } else {
-    m_pOwner->m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused;
-    m_pOwner->m_rtBtn.Set(0, 0, 0, 0);
-    if (m_pOwner->DisForm_IsMonthCalendarShowed()) {
-      m_pOwner->ShowMonthCalendar(FALSE);
-    }
-    if (m_pOwner->m_pEdit->GetStates() & FWL_WGTSTATE_Focused) {
-      pMsg->m_pSrcTarget = m_pOwner->m_pEdit.get();
-      IFWL_WidgetDelegate* pDelegate = m_pOwner->m_pEdit->SetDelegate(NULL);
-      pDelegate->OnProcessMessage(pMsg);
-    }
-  }
-  rtInvalidate.Inflate(2, 2);
-  m_pOwner->Repaint(&rtInvalidate);
-}
diff --git a/xfa/src/fwl/basewidget/fwl_datetimepickerimp.h b/xfa/src/fwl/basewidget/fwl_datetimepickerimp.h
deleted file mode 100644
index 4bc1063db5..0000000000
--- a/xfa/src/fwl/basewidget/fwl_datetimepickerimp.h
+++ /dev/null
@@ -1,235 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef XFA_SRC_FWL_BASEWIDGET_FWL_DATETIMEPICKERIMP_H_
-#define XFA_SRC_FWL_BASEWIDGET_FWL_DATETIMEPICKERIMP_H_
-
-#include <memory>
-
-#include "xfa/include/fwl/core/fwl_form.h"
-#include "xfa/include/fwl/core/fwl_theme.h"
-#include "xfa/include/fwl/basewidget/fwl_datetimepicker.h"
-#include "xfa/include/fwl/basewidget/fwl_edit.h"
-#include "xfa/include/fwl/basewidget/fwl_monthcalendar.h"
-#include "xfa/src/fwl/basewidget/fwl_editimp.h"
-#include "xfa/src/fwl/basewidget/fwl_monthcalendarimp.h"
-
-class CFWL_WidgetImp;
-class CFWL_WidgetImpProperties;
-class CFWL_WidgetImpDelegate;
-class CFWL_DateTimeEdit;
-class CFWL_DateTimeEditImpDelegate;
-class CFWL_DateTimeCalendar;
-class CFWL_DateTimeCalendarImpDelegate;
-class CFWL_DateTimePickerImp;
-class CFWL_DateTimePickerImpDelegate;
-
-class IFWL_DateTimeForm : public IFWL_Form {
- public:
-  static IFWL_DateTimeForm* Create(const CFWL_WidgetImpProperties& properties,
-                                   IFWL_Widget* pOuter);
-
- protected:
-  IFWL_DateTimeForm() {}
-};
-
-class IFWL_DateTimeCalender : public IFWL_MonthCalendar {
- public:
-  static IFWL_DateTimeCalender* Create(
-      const CFWL_WidgetImpProperties& properties,
-      IFWL_Widget* pOuter);
-
- protected:
-  IFWL_DateTimeCalender() {}
-};
-
-class IFWL_DateTimeEdit : public IFWL_Edit {
- public:
-  static IFWL_DateTimeEdit* Create(const CFWL_WidgetImpProperties& properties,
-                                   IFWL_Widget* pOuter);
-
- protected:
-  IFWL_DateTimeEdit() {}
-};
-
-class CFWL_DateTimeEdit : public CFWL_EditImp {
- public:
-  CFWL_DateTimeEdit(const CFWL_WidgetImpProperties& properties,
-                    IFWL_Widget* pOuter);
-  virtual FWL_ERR Initialize();
-  virtual FWL_ERR Finalize();
-
- protected:
-  friend class CFWL_DateTimeEditImpDelegate;
-};
-class CFWL_DateTimeEditImpDelegate : public CFWL_EditImpDelegate {
- public:
-  CFWL_DateTimeEditImpDelegate(CFWL_DateTimeEdit* pOwner);
-  int32_t OnProcessMessage(CFWL_Message* pMessage) override;
-
- private:
-  int32_t DisForm_OnProcessMessage(CFWL_Message* pMessage);
-
- protected:
-  CFWL_DateTimeEdit* m_pOwner;
-};
-class CFWL_DateTimeCalendar : public CFWL_MonthCalendarImp {
- public:
-  CFWL_DateTimeCalendar(const CFWL_WidgetImpProperties& properties,
-                        IFWL_Widget* pOuter);
-  virtual FWL_ERR Initialize();
-  virtual FWL_ERR Finalize();
-
- protected:
-  friend class CFWL_DateTimeCalendarImpDelegate;
-};
-class CFWL_DateTimeCalendarImpDelegate : public CFWL_MonthCalendarImpDelegate {
- public:
-  CFWL_DateTimeCalendarImpDelegate(CFWL_DateTimeCalendar* pOwner);
-  int32_t OnProcessMessage(CFWL_Message* pMessage) override;
-
-  void OnLButtonDownEx(CFWL_MsgMouse* pMsg);
-  void OnLButtonUpEx(CFWL_MsgMouse* pMsg);
-  void OnMouseMoveEx(CFWL_MsgMouse* pMsg);
-
- private:
-  int32_t DisForm_OnProcessMessage(CFWL_Message* pMessage);
-  void DisForm_OnLButtonUpEx(CFWL_MsgMouse* pMsg);
-
- protected:
-  CFWL_DateTimeCalendar* m_pOwner;
-  FX_BOOL m_bFlag;
-};
-class CFWL_DateTimePickerImp : public CFWL_WidgetImp {
- public:
-  CFWL_DateTimePickerImp(const CFWL_WidgetImpProperties& properties,
-                         IFWL_Widget* pOuter);
-  virtual ~CFWL_DateTimePickerImp();
-  virtual FWL_ERR GetClassName(CFX_WideString& wsClass) const;
-  virtual FX_DWORD GetClassID() const;
-  virtual FWL_ERR Initialize();
-  virtual FWL_ERR Finalize();
-  virtual FWL_ERR GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE);
-  virtual FWL_ERR Update();
-  virtual FX_DWORD HitTest(FX_FLOAT fx, FX_FLOAT fy);
-  virtual FWL_ERR DrawWidget(CFX_Graphics* pGraphics,
-                             const CFX_Matrix* pMatrix = NULL);
-  virtual FWL_ERR SetThemeProvider(IFWL_ThemeProvider* pTP);
-  virtual FWL_ERR GetCurSel(int32_t& iYear, int32_t& iMonth, int32_t& iDay);
-  virtual FWL_ERR SetCurSel(int32_t iYear, int32_t iMonth, int32_t iDay);
-  virtual FWL_ERR SetEditText(const CFX_WideString& wsText);
-  virtual FWL_ERR GetEditText(CFX_WideString& wsText,
-                              int32_t nStart = 0,
-                              int32_t nCount = -1) const;
-
- public:
-  virtual FX_BOOL CanUndo();
-  virtual FX_BOOL CanRedo();
-  virtual FX_BOOL Undo();
-  virtual FX_BOOL Redo();
-  virtual FX_BOOL CanCopy();
-  virtual FX_BOOL CanCut();
-  virtual FX_BOOL CanSelectAll();
-  virtual FX_BOOL Copy(CFX_WideString& wsCopy);
-  virtual FX_BOOL Cut(CFX_WideString& wsCut);
-  virtual FX_BOOL Paste(const CFX_WideString& wsPaste);
-  virtual FX_BOOL SelectAll();
-  virtual FX_BOOL Delete();
-  virtual FX_BOOL DeSelect();
-  virtual FWL_ERR GetBBox(CFX_RectF& rect);
-  virtual FWL_ERR SetEditLimit(int32_t nLimit);
-  virtual FWL_ERR ModifyEditStylesEx(FX_DWORD dwStylesExAdded,
-                                     FX_DWORD dwStylesExRemoved);
-
- public:
-  IFWL_DateTimeEdit* GetDataTimeEdit();
-
- protected:
-  void DrawDropDownButton(CFX_Graphics* pGraphics,
-                          IFWL_ThemeProvider* pTheme,
-                          const CFX_Matrix* pMatrix);
-  void FormatDateString(int32_t iYear,
-                        int32_t iMonth,
-                        int32_t iDay,
-                        CFX_WideString& wsText);
-  void ShowMonthCalendar(FX_BOOL bActivate);
-  FX_BOOL IsMonthCalendarShowed();
-  void ReSetEditAlignment();
-  void InitProxyForm();
-  void ProcessSelChanged(int32_t iYear, int32_t iMonth, int32_t iDay);
-
- private:
-  FWL_ERR DisForm_Initialize();
-  void DisForm_InitDateTimeCalendar();
-  void DisForm_InitDateTimeEdit();
-  FX_BOOL DisForm_IsMonthCalendarShowed();
-  void DisForm_ShowMonthCalendar(FX_BOOL bActivate);
-  FX_DWORD DisForm_HitTest(FX_FLOAT fx, FX_FLOAT fy);
-  FX_BOOL DisForm_IsNeedShowButton();
-  FWL_ERR DisForm_Update();
-  FWL_ERR DisForm_GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE);
-  FWL_ERR DisForm_GetBBox(CFX_RectF& rect);
-  FWL_ERR DisForm_DrawWidget(CFX_Graphics* pGraphics,
-                             const CFX_Matrix* pMatrix = NULL);
-
- protected:
-  CFX_RectF m_rtBtn;
-  CFX_RectF m_rtClient;
-  int32_t m_iBtnState;
-  int32_t m_iYear;
-  int32_t m_iMonth;
-  int32_t m_iDay;
-  FX_BOOL m_bLBtnDown;
-  std::unique_ptr<IFWL_DateTimeEdit> m_pEdit;
-  std::unique_ptr<IFWL_DateTimeCalender> m_pMonthCal;
-  std::unique_ptr<IFWL_DateTimeForm> m_pForm;
-  FX_FLOAT m_fBtn;
-  class CFWL_MonthCalendarImpDP : public IFWL_MonthCalendarDP {
-   public:
-    CFWL_MonthCalendarImpDP() {
-      m_iCurYear = 2010;
-      m_iCurMonth = 3;
-      m_iCurDay = 29;
-    }
-    virtual FWL_ERR GetCaption(IFWL_Widget* pWidget,
-                               CFX_WideString& wsCaption) {
-      return FWL_ERR_Succeeded;
-    }
-    virtual int32_t GetCurDay(IFWL_Widget* pWidget) { return m_iCurDay; }
-    virtual int32_t GetCurMonth(IFWL_Widget* pWidget) { return m_iCurMonth; }
-    virtual int32_t GetCurYear(IFWL_Widget* pWidget) { return m_iCurYear; }
-    int32_t m_iCurDay;
-    int32_t m_iCurYear;
-    int32_t m_iCurMonth;
-  };
-
-  CFWL_MonthCalendarImpDP m_MonthCalendarDP;
-  friend class CFWL_DateTimeEditImpDelegate;
-  friend class CFWL_DateTimeCalendar;
-  friend class CFWL_DateTimeCalendarImpDelegate;
-  friend class CFWL_DateTimePickerImpDelegate;
-};
-class CFWL_DateTimePickerImpDelegate : public CFWL_WidgetImpDelegate {
- public:
-  CFWL_DateTimePickerImpDelegate(CFWL_DateTimePickerImp* pOwner);
-  int32_t OnProcessMessage(CFWL_Message* pMessage) override;
-  FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
-                       const CFX_Matrix* pMatrix = NULL) override;
-
- protected:
-  void OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
-  void OnLButtonDown(CFWL_MsgMouse* pMsg);
-  void OnLButtonUp(CFWL_MsgMouse* pMsg);
-  void OnMouseMove(CFWL_MsgMouse* pMsg);
-  void OnMouseLeave(CFWL_MsgMouse* pMsg);
-
-  CFWL_DateTimePickerImp* m_pOwner;
-
- private:
-  void DisForm_OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
-};
-
-#endif  // XFA_SRC_FWL_BASEWIDGET_FWL_DATETIMEPICKERIMP_H_
diff --git a/xfa/src/fwl/basewidget/fwl_editimp.cpp b/xfa/src/fwl/basewidget/fwl_editimp.cpp
deleted file mode 100644
index 662fa91ec1..0000000000
--- a/xfa/src/fwl/basewidget/fwl_editimp.cpp
+++ /dev/null
@@ -1,2152 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "xfa/src/fwl/basewidget/fwl_editimp.h"
-
-#include <algorithm>
-#include <vector>
-
-#include "xfa/include/fwl/basewidget/fwl_caret.h"
-#include "xfa/include/fwl/basewidget/fwl_datetimepicker.h"
-#include "xfa/include/fwl/core/fwl_theme.h"
-#include "xfa/src/fde/fde_render.h"
-#include "xfa/src/fde/fde_renderdevice.h"
-#include "xfa/src/fee/ifde_txtedtpage.h"
-#include "xfa/src/fwl/basewidget/fwl_caretimp.h"
-#include "xfa/src/fwl/basewidget/fwl_comboboximp.h"
-#include "xfa/src/fwl/basewidget/fwl_scrollbarimp.h"
-#include "xfa/src/fwl/core/fwl_appimp.h"
-#include "xfa/src/fwl/core/fwl_noteimp.h"
-#include "xfa/src/fwl/core/fwl_targetimp.h"
-#include "xfa/src/fwl/core/fwl_threadimp.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-#include "xfa/src/fwl/core/fwl_widgetmgrimp.h"
-
-// static
-IFWL_Edit* IFWL_Edit::Create(const CFWL_WidgetImpProperties& properties,
-                             IFWL_Widget* pOuter) {
-  IFWL_Edit* pEdit = new IFWL_Edit;
-  CFWL_EditImp* pEditImpl = new CFWL_EditImp(properties, pOuter);
-  pEdit->SetImpl(pEditImpl);
-  pEditImpl->SetInterface(pEdit);
-  return pEdit;
-}
-// static
-IFWL_Edit* IFWL_Edit::CreateComboEdit(
-    const CFWL_WidgetImpProperties& properties,
-    IFWL_Widget* pOuter) {
-  IFWL_Edit* pEdit = new IFWL_Edit;
-  CFWL_EditImp* pComboEditImpl = new CFWL_ComboEditImp(properties, pOuter);
-  pEdit->SetImpl(pComboEditImpl);
-  pComboEditImpl->SetInterface(pEdit);
-  return pEdit;
-}
-IFWL_Edit::IFWL_Edit() {}
-FWL_ERR IFWL_Edit::SetText(const CFX_WideString& wsText) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->SetText(wsText);
-}
-int32_t IFWL_Edit::GetTextLength() const {
-  return static_cast<CFWL_EditImp*>(GetImpl())->GetTextLength();
-}
-FWL_ERR IFWL_Edit::GetText(CFX_WideString& wsText,
-                           int32_t nStart,
-                           int32_t nCount) const {
-  return static_cast<CFWL_EditImp*>(GetImpl())->GetText(wsText, nStart, nCount);
-}
-FWL_ERR IFWL_Edit::ClearText() {
-  return static_cast<CFWL_EditImp*>(GetImpl())->ClearText();
-}
-int32_t IFWL_Edit::GetCaretPos() const {
-  return static_cast<CFWL_EditImp*>(GetImpl())->GetCaretPos();
-}
-int32_t IFWL_Edit::SetCaretPos(int32_t nIndex, FX_BOOL bBefore) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->SetCaretPos(nIndex, bBefore);
-}
-FWL_ERR IFWL_Edit::AddSelRange(int32_t nStart, int32_t nCount) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->AddSelRange(nStart, nCount);
-}
-int32_t IFWL_Edit::CountSelRanges() {
-  return static_cast<CFWL_EditImp*>(GetImpl())->CountSelRanges();
-}
-int32_t IFWL_Edit::GetSelRange(int32_t nIndex, int32_t& nStart) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->GetSelRange(nIndex, nStart);
-}
-FWL_ERR IFWL_Edit::ClearSelections() {
-  return static_cast<CFWL_EditImp*>(GetImpl())->ClearSelections();
-}
-int32_t IFWL_Edit::GetLimit() {
-  return static_cast<CFWL_EditImp*>(GetImpl())->GetLimit();
-}
-FWL_ERR IFWL_Edit::SetLimit(int32_t nLimit) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->SetLimit(nLimit);
-}
-FWL_ERR IFWL_Edit::SetAliasChar(FX_WCHAR wAlias) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->SetAliasChar(wAlias);
-}
-FWL_ERR IFWL_Edit::Insert(int32_t nStart,
-                          const FX_WCHAR* lpText,
-                          int32_t nLen) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->Insert(nStart, lpText, nLen);
-}
-FWL_ERR IFWL_Edit::DeleteSelections() {
-  return static_cast<CFWL_EditImp*>(GetImpl())->DeleteSelections();
-}
-FWL_ERR IFWL_Edit::DeleteRange(int32_t nStart, int32_t nCount) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->DeleteRange(nStart, nCount);
-}
-FWL_ERR IFWL_Edit::ReplaceSelections(const CFX_WideStringC& wsReplace) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->ReplaceSelections(wsReplace);
-}
-FWL_ERR IFWL_Edit::Replace(int32_t nStart,
-                           int32_t nLen,
-                           const CFX_WideStringC& wsReplace) {
-  return static_cast<CFWL_EditImp*>(GetImpl())
-      ->Replace(nStart, nLen, wsReplace);
-}
-FWL_ERR IFWL_Edit::DoClipboard(int32_t iCmd) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->DoClipboard(iCmd);
-}
-FX_BOOL IFWL_Edit::Copy(CFX_WideString& wsCopy) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->Copy(wsCopy);
-}
-FX_BOOL IFWL_Edit::Cut(CFX_WideString& wsCut) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->Cut(wsCut);
-}
-FX_BOOL IFWL_Edit::Paste(const CFX_WideString& wsPaste) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->Paste(wsPaste);
-}
-FX_BOOL IFWL_Edit::Delete() {
-  return static_cast<CFWL_EditImp*>(GetImpl())->Delete();
-}
-FX_BOOL IFWL_Edit::Redo(const CFX_ByteStringC& bsRecord) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->Redo(bsRecord);
-}
-FX_BOOL IFWL_Edit::Undo(const CFX_ByteStringC& bsRecord) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->Undo(bsRecord);
-}
-FX_BOOL IFWL_Edit::Undo() {
-  return static_cast<CFWL_EditImp*>(GetImpl())->Undo();
-}
-FX_BOOL IFWL_Edit::Redo() {
-  return static_cast<CFWL_EditImp*>(GetImpl())->Redo();
-}
-FX_BOOL IFWL_Edit::CanUndo() {
-  return static_cast<CFWL_EditImp*>(GetImpl())->CanUndo();
-}
-FX_BOOL IFWL_Edit::CanRedo() {
-  return static_cast<CFWL_EditImp*>(GetImpl())->CanRedo();
-}
-FWL_ERR IFWL_Edit::SetTabWidth(FX_FLOAT fTabWidth, FX_BOOL bEquidistant) {
-  return static_cast<CFWL_EditImp*>(GetImpl())
-      ->SetTabWidth(fTabWidth, bEquidistant);
-}
-FWL_ERR IFWL_Edit::SetOuter(IFWL_Widget* pOuter) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->SetOuter(pOuter);
-}
-FWL_ERR IFWL_Edit::SetNumberRange(int32_t iMin, int32_t iMax) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->SetNumberRange(iMin, iMax);
-}
-FWL_ERR IFWL_Edit::SetBackColor(FX_DWORD dwColor) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->SetBackgroundColor(dwColor);
-}
-FWL_ERR IFWL_Edit::SetFont(const CFX_WideString& wsFont, FX_FLOAT fSize) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->SetFont(wsFont, fSize);
-}
-void IFWL_Edit::SetScrollOffset(FX_FLOAT fScrollOffset) {
-  return static_cast<CFWL_EditImp*>(GetImpl())->SetScrollOffset(fScrollOffset);
-}
-FX_BOOL IFWL_Edit::GetSuggestWords(CFX_PointF pointf,
-                                   std::vector<CFX_ByteString>& sSuggest) {
-  return static_cast<CFWL_EditImp*>(GetImpl())
-      ->GetSuggestWords(pointf, sSuggest);
-}
-FX_BOOL IFWL_Edit::ReplaceSpellCheckWord(CFX_PointF pointf,
-                                         const CFX_ByteStringC& bsReplace) {
-  return static_cast<CFWL_EditImp*>(GetImpl())
-      ->ReplaceSpellCheckWord(pointf, bsReplace);
-}
-#define FWL_EDIT_Margin 3
-CFWL_EditImp::CFWL_EditImp(const CFWL_WidgetImpProperties& properties,
-                           IFWL_Widget* pOuter)
-    : CFWL_WidgetImp(properties, pOuter),
-      m_fVAlignOffset(0.0f),
-      m_fScrollOffsetX(0.0f),
-      m_fScrollOffsetY(0.0f),
-      m_pEdtEngine(NULL),
-      m_bLButtonDown(FALSE),
-      m_nSelStart(0),
-      m_nLimit(-1),
-      m_fSpaceAbove(0),
-      m_fSpaceBelow(0),
-      m_fFontSize(0),
-      m_bSetRange(FALSE),
-      m_iMin(-1),
-      m_iMax(0xFFFFFFF),
-      m_backColor(0),
-      m_updateBackColor(FALSE),
-      m_iCurRecord(-1),
-      m_iMaxRecord(128) {
-  m_rtClient.Reset();
-  m_rtEngine.Reset();
-  m_rtStatic.Reset();
-}
-CFWL_EditImp::~CFWL_EditImp() {
-  if (m_pEdtEngine) {
-    m_pEdtEngine->Release();
-    m_pEdtEngine = NULL;
-  }
-  ClearRecord();
-}
-FWL_ERR CFWL_EditImp::GetClassName(CFX_WideString& wsClass) const {
-  wsClass = FWL_CLASS_Edit;
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_EditImp::GetClassID() const {
-  return FWL_CLASSHASH_Edit;
-}
-FWL_ERR CFWL_EditImp::Initialize() {
-  if (CFWL_WidgetImp::Initialize() != FWL_ERR_Succeeded)
-    return FWL_ERR_Indefinite;
-  if (!m_pDelegate) {
-    m_pDelegate = new CFWL_EditImpDelegate(this);
-  }
-  InitCaret();
-  if (!m_pEdtEngine) {
-    InitEngine();
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_EditImp::Finalize() {
-  if (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) {
-    ShowCaret(FALSE);
-  }
-  if (m_pHorzScrollBar) {
-    m_pHorzScrollBar->Finalize();
-  }
-  if (m_pVertScrollBar) {
-    m_pVertScrollBar->Finalize();
-  }
-  delete m_pDelegate;
-  m_pDelegate = nullptr;
-  return CFWL_WidgetImp::Finalize();
-}
-FWL_ERR CFWL_EditImp::GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize) {
-  if (bAutoSize) {
-    rect.Set(0, 0, 0, 0);
-    if (m_pEdtEngine) {
-      int32_t iTextLen = m_pEdtEngine->GetTextLength();
-      if (iTextLen > 0) {
-        CFX_WideString wsText;
-        m_pEdtEngine->GetText(wsText, 0);
-        CFX_SizeF sz = CalcTextSize(
-            wsText, m_pProperties->m_pThemeProvider,
-            m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_MultiLine);
-        rect.Set(0, 0, sz.x, sz.y);
-      }
-    }
-    CFWL_WidgetImp::GetWidgetRect(rect, TRUE);
-  } else {
-    rect = m_pProperties->m_rtWidget;
-    if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_OuterScrollbar) {
-      if (IsShowScrollBar(TRUE)) {
-        FX_FLOAT* pfWidth = static_cast<FX_FLOAT*>(
-            GetThemeCapacity(FWL_WGTCAPACITY_ScrollBarWidth));
-        rect.width += *pfWidth;
-        rect.width += FWL_EDIT_Margin;
-      }
-      if (IsShowScrollBar(FALSE)) {
-        FX_FLOAT* pfWidth = static_cast<FX_FLOAT*>(
-            GetThemeCapacity(FWL_WGTCAPACITY_ScrollBarWidth));
-        rect.height += *pfWidth;
-        rect.height += FWL_EDIT_Margin;
-      }
-    }
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_EditImp::SetStates(FX_DWORD dwStates, FX_BOOL bSet) {
-  if ((m_pProperties->m_dwStates & FWL_WGTSTATE_Invisible) ||
-      (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)) {
-    ShowCaret(FALSE);
-  }
-  return CFWL_WidgetImp::SetStates(dwStates, bSet);
-}
-FWL_ERR CFWL_EditImp::SetWidgetRect(const CFX_RectF& rect) {
-  return CFWL_WidgetImp::SetWidgetRect(rect);
-}
-FWL_ERR CFWL_EditImp::Update() {
-  if (IsLocked()) {
-    return FWL_ERR_Indefinite;
-  }
-  if (!m_pProperties->m_pThemeProvider) {
-    m_pProperties->m_pThemeProvider = GetAvailableTheme();
-  }
-  Layout();
-  if (m_rtClient.IsEmpty()) {
-    return FWL_ERR_Indefinite;
-  }
-  UpdateEditEngine();
-  UpdateVAlignment();
-  UpdateScroll();
-  InitCaret();
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_EditImp::HitTest(FX_FLOAT fx, FX_FLOAT fy) {
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_OuterScrollbar) {
-    if (IsShowScrollBar(TRUE)) {
-      CFX_RectF rect;
-      m_pVertScrollBar->GetWidgetRect(rect);
-      if (rect.Contains(fx, fy)) {
-        return FWL_WGTHITTEST_VScrollBar;
-      }
-    }
-    if (IsShowScrollBar(FALSE)) {
-      CFX_RectF rect;
-      m_pHorzScrollBar->GetWidgetRect(rect);
-      if (rect.Contains(fx, fy)) {
-        return FWL_WGTHITTEST_HScrollBar;
-      }
-    }
-  }
-  if (m_rtClient.Contains(fx, fy)) {
-    return FWL_WGTHITTEST_Edit;
-  }
-  return FWL_WGTHITTEST_Unknown;
-}
-#define FX_EDIT_ISLATINWORD(u)                                     \
-  (u == 0x2D || (u <= 0x005A && u >= 0x0041) ||                    \
-   (u <= 0x007A && u >= 0x0061) || (u <= 0x02AF && u >= 0x00C0) || \
-   u == 0x0027)
-static void AddSquigglyPath(CFX_Path& PathData,
-                            FX_FLOAT fStartX,
-                            FX_FLOAT fEndX,
-                            FX_FLOAT fY,
-                            FX_FLOAT fStep) {
-  PathData.MoveTo(fStartX, fY);
-  FX_FLOAT fx;
-  int32_t i;
-  for (i = 1, fx = fStartX + fStep; fx < fEndX; fx += fStep, i++) {
-    PathData.LineTo(fx, fY + (i & 1) * fStep);
-  }
-}
-void CFWL_EditImp::AddSpellCheckObj(CFX_Path& PathData,
-                                    int32_t nStart,
-                                    int32_t nCount,
-                                    FX_FLOAT fOffSetX,
-                                    FX_FLOAT fOffSetY) {
-  FX_FLOAT fStartX = 0.0f;
-  FX_FLOAT fEndX = 0.0f;
-  FX_FLOAT fY = 0.0f;
-  FX_FLOAT fStep = 0.0f;
-  IFDE_TxtEdtPage* pPage = m_pEdtEngine->GetPage(0);
-  CFX_RectFArray rectArray;
-  CFX_RectF rectText;
-  const FDE_TXTEDTPARAMS* txtEdtParams = m_pEdtEngine->GetEditParams();
-  FX_FLOAT fAsent = (FX_FLOAT)txtEdtParams->pFont->GetAscent() *
-                    txtEdtParams->fFontSize / 1000;
-  pPage->CalcRangeRectArray(nStart, nCount, rectArray);
-  for (int i = 0; i < rectArray.GetSize(); i++) {
-    rectText = rectArray.GetAt(i);
-    fY = rectText.top + fAsent + fOffSetY;
-    fStep = txtEdtParams->fFontSize / 16.0f;
-    fStartX = rectText.left + fOffSetX;
-    fEndX = fStartX + rectText.Width();
-    AddSquigglyPath(PathData, fStartX, fEndX, fY, fStep);
-  }
-}
-int32_t CFWL_EditImp::GetWordAtPoint(CFX_PointF pointf, int32_t& nCount) {
-  return 0;
-}
-FX_BOOL CFWL_EditImp::GetSuggestWords(CFX_PointF pointf,
-                                      std::vector<CFX_ByteString>& sSuggest) {
-  int32_t nWordCount = 0;
-  int32_t nWordStart = GetWordAtPoint(pointf, nWordCount);
-  if (nWordCount < 1) {
-    return FALSE;
-  }
-  CFX_WideString wsSpell;
-  GetText(wsSpell, nWordStart, nWordCount);
-  CFX_ByteString sLatinWord;
-  for (int i = 0; i < nWordCount; i++) {
-    if (!FX_EDIT_ISLATINWORD(wsSpell[i])) {
-      break;
-    }
-    sLatinWord += (FX_CHAR)wsSpell[i];
-  }
-  if (sLatinWord.IsEmpty()) {
-    return FALSE;
-  }
-  CFWL_EvtEdtCheckWord checkWordEvent;
-  checkWordEvent.m_pSrcTarget = m_pInterface;
-  checkWordEvent.bsWord = sLatinWord;
-  checkWordEvent.bCheckWord = TRUE;
-  DispatchEvent(&checkWordEvent);
-  if (checkWordEvent.bCheckWord) {
-    return FALSE;
-  }
-  CFWL_EvtEdtGetSuggestWords suggestWordsEvent;
-  suggestWordsEvent.m_pSrcTarget = m_pInterface;
-  suggestWordsEvent.bsWord = sLatinWord;
-  suggestWordsEvent.bsArraySuggestWords = sSuggest;
-  suggestWordsEvent.bSuggestWords = FALSE;
-  DispatchEvent(&checkWordEvent);
-  return suggestWordsEvent.bSuggestWords;
-}
-FX_BOOL CFWL_EditImp::ReplaceSpellCheckWord(CFX_PointF pointf,
-                                            const CFX_ByteStringC& bsReplace) {
-  int32_t nWordCount = 0;
-  int32_t nWordStart = GetWordAtPoint(pointf, nWordCount);
-  if (nWordCount < 1) {
-    return FALSE;
-  }
-  CFX_WideString wsSpell;
-  GetText(wsSpell, nWordStart, nWordCount);
-  for (int i = 0; i < nWordCount; i++) {
-    if (!FX_EDIT_ISLATINWORD(wsSpell[i])) {
-      nWordCount = i;
-      break;
-    }
-  }
-  int32_t nDestLen = bsReplace.GetLength();
-  CFX_WideString wsDest;
-  FX_WCHAR* pBuffer = wsDest.GetBuffer(nDestLen);
-  for (int32_t i = 0; i < nDestLen; i++) {
-    pBuffer[i] = bsReplace[i];
-  }
-  wsDest.ReleaseBuffer(nDestLen);
-  Replace(nWordStart, nWordCount, wsDest);
-  return TRUE;
-}
-void CFWL_EditImp::DrawSpellCheck(CFX_Graphics* pGraphics,
-                                  const CFX_Matrix* pMatrix) {
-  pGraphics->SaveGraphState();
-  if (pMatrix) {
-    pGraphics->ConcatMatrix(const_cast<CFX_Matrix*>(pMatrix));
-  }
-  FX_ARGB cr = 0xFFFF0000;
-  CFX_Color crLine(cr);
-  CFWL_EvtEdtCheckWord checkWordEvent;
-  checkWordEvent.m_pSrcTarget = m_pInterface;
-  CFX_ByteString sLatinWord;
-  CFX_Path pathSpell;
-  pathSpell.Create();
-  int32_t nStart = 0;
-  FX_FLOAT fOffSetX = m_rtEngine.left - m_fScrollOffsetX;
-  FX_FLOAT fOffSetY = m_rtEngine.top - m_fScrollOffsetY + m_fVAlignOffset;
-  CFX_WideString wsSpell;
-  GetText(wsSpell);
-  int32_t nContentLen = wsSpell.GetLength();
-  for (int i = 0; i < nContentLen; i++) {
-    if (FX_EDIT_ISLATINWORD(wsSpell[i])) {
-      if (sLatinWord.IsEmpty()) {
-        nStart = i;
-      }
-      sLatinWord += (FX_CHAR)wsSpell[i];
-    } else {
-      checkWordEvent.bsWord = sLatinWord;
-      checkWordEvent.bCheckWord = TRUE;
-      DispatchEvent(&checkWordEvent);
-      if (!sLatinWord.IsEmpty() && !checkWordEvent.bCheckWord) {
-        AddSpellCheckObj(pathSpell, nStart, sLatinWord.GetLength(), fOffSetX,
-                         fOffSetY);
-      }
-      sLatinWord.Empty();
-    }
-  }
-  checkWordEvent.bsWord = sLatinWord;
-  checkWordEvent.bCheckWord = TRUE;
-  DispatchEvent(&checkWordEvent);
-  if (!sLatinWord.IsEmpty() && !checkWordEvent.bCheckWord) {
-    AddSpellCheckObj(pathSpell, nStart, sLatinWord.GetLength(), fOffSetX,
-                     fOffSetY);
-  }
-  if (!pathSpell.IsEmpty()) {
-    CFX_RectF rtClip = m_rtEngine;
-    CFX_Matrix mt;
-    mt.Set(1, 0, 0, 1, fOffSetX, fOffSetY);
-    if (pMatrix) {
-      pMatrix->TransformRect(rtClip);
-      mt.Concat(*pMatrix);
-    }
-    pGraphics->SetClipRect(rtClip);
-    pGraphics->SetStrokeColor(&crLine);
-    pGraphics->SetLineWidth(0);
-    pGraphics->StrokePath(&pathSpell, NULL);
-  }
-  pGraphics->RestoreGraphState();
-}
-FWL_ERR CFWL_EditImp::DrawWidget(CFX_Graphics* pGraphics,
-                                 const CFX_Matrix* pMatrix) {
-  if (!pGraphics)
-    return FWL_ERR_Indefinite;
-  if (!m_pProperties->m_pThemeProvider)
-    return FWL_ERR_Indefinite;
-  if (m_rtClient.IsEmpty()) {
-    return FWL_ERR_Indefinite;
-  }
-  IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
-  if (!m_pWidgetMgr->IsFormDisabled()) {
-    DrawTextBk(pGraphics, pTheme, pMatrix);
-  }
-  if (m_pEdtEngine) {
-    DrawContent(pGraphics, pTheme, pMatrix);
-  }
-  if ((m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) &&
-      !(m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ReadOnly)) {
-    DrawSpellCheck(pGraphics, pMatrix);
-  }
-  if (HasBorder()) {
-    DrawBorder(pGraphics, FWL_PART_EDT_Border, pTheme, pMatrix);
-  }
-  if (HasEdge()) {
-    DrawEdge(pGraphics, FWL_PART_EDT_Edge, pTheme, pMatrix);
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_EditImp::SetThemeProvider(IFWL_ThemeProvider* pThemeProvider) {
-  if (!pThemeProvider)
-    return FWL_ERR_Indefinite;
-  if (m_pHorzScrollBar) {
-    m_pHorzScrollBar->SetThemeProvider(pThemeProvider);
-  }
-  if (m_pVertScrollBar) {
-    m_pVertScrollBar->SetThemeProvider(pThemeProvider);
-  }
-  if (m_pCaret) {
-    m_pCaret->SetThemeProvider(pThemeProvider);
-  }
-  m_pProperties->m_pThemeProvider = pThemeProvider;
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_EditImp::SetText(const CFX_WideString& wsText) {
-  m_pEdtEngine->SetText(wsText);
-  return FWL_ERR_Succeeded;
-}
-int32_t CFWL_EditImp::GetTextLength() const {
-  if (!m_pEdtEngine)
-    return -1;
-  return m_pEdtEngine->GetTextLength();
-}
-FWL_ERR CFWL_EditImp::GetText(CFX_WideString& wsText,
-                              int32_t nStart,
-                              int32_t nCount) const {
-  if (!m_pEdtEngine)
-    return FWL_ERR_Succeeded;
-  m_pEdtEngine->GetText(wsText, nStart, nCount);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_EditImp::ClearText() {
-  if (!m_pEdtEngine)
-    return FWL_ERR_Succeeded;
-  m_pEdtEngine->ClearText();
-  return FWL_ERR_Succeeded;
-}
-int32_t CFWL_EditImp::GetCaretPos() const {
-  if (!m_pEdtEngine)
-    return -1;
-  return m_pEdtEngine->GetCaretPos();
-}
-int32_t CFWL_EditImp::SetCaretPos(int32_t nIndex, FX_BOOL bBefore) {
-  if (!m_pEdtEngine)
-    return -1;
-  return m_pEdtEngine->SetCaretPos(nIndex, bBefore);
-}
-FWL_ERR CFWL_EditImp::AddSelRange(int32_t nStart, int32_t nCount) {
-  if (!m_pEdtEngine)
-    return FWL_ERR_Succeeded;
-  m_pEdtEngine->AddSelRange(nStart, nCount);
-  return FWL_ERR_Succeeded;
-}
-int32_t CFWL_EditImp::CountSelRanges() {
-  if (!m_pEdtEngine)
-    return 0;
-  return m_pEdtEngine->CountSelRanges();
-  return FWL_ERR_Succeeded;
-}
-int32_t CFWL_EditImp::GetSelRange(int32_t nIndex, int32_t& nStart) {
-  if (!m_pEdtEngine)
-    return -1;
-  return m_pEdtEngine->GetSelRange(nIndex, nStart);
-}
-FWL_ERR CFWL_EditImp::ClearSelections() {
-  if (!m_pEdtEngine)
-    return FWL_ERR_Succeeded;
-  m_pEdtEngine->ClearSelection();
-  return FWL_ERR_Succeeded;
-}
-int32_t CFWL_EditImp::GetLimit() {
-  return m_nLimit;
-}
-FWL_ERR CFWL_EditImp::SetLimit(int32_t nLimit) {
-  m_nLimit = nLimit;
-  if (!m_pEdtEngine)
-    return FWL_ERR_Succeeded;
-  m_pEdtEngine->SetLimit(nLimit);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_EditImp::SetAliasChar(FX_WCHAR wAlias) {
-  if (!m_pEdtEngine)
-    return FWL_ERR_Indefinite;
-  m_pEdtEngine->SetAliasChar(wAlias);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_EditImp::Insert(int32_t nStart,
-                             const FX_WCHAR* lpText,
-                             int32_t nLen) {
-  if (!m_pEdtEngine)
-    return FWL_ERR_Succeeded;
-  if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ReadOnly) ||
-      (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)) {
-    return FWL_ERR_Indefinite;
-  }
-  m_pEdtEngine->Insert(nStart, lpText, nLen);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_EditImp::DeleteSelections() {
-  if (!m_pEdtEngine)
-    return FWL_ERR_Succeeded;
-  int32_t iCount = m_pEdtEngine->CountSelRanges();
-  if (iCount > 0) {
-    m_pEdtEngine->Delete(-1);
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_EditImp::DeleteRange(int32_t nStart, int32_t nCount) {
-  if (!m_pEdtEngine)
-    return FWL_ERR_Succeeded;
-  m_pEdtEngine->DeleteRange(nStart, nCount);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_EditImp::ReplaceSelections(const CFX_WideStringC& wsReplace) {
-  if (!m_pEdtEngine)
-    return FWL_ERR_Succeeded;
-  int32_t iCount = m_pEdtEngine->CountSelRanges();
-  for (int i = 0; i < iCount; i++) {
-    int32_t nStart;
-    int32_t nCount = m_pEdtEngine->GetSelRange(i, nStart);
-    m_pEdtEngine->Replace(nStart, nCount, wsReplace);
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_EditImp::Replace(int32_t nStart,
-                              int32_t nLen,
-                              const CFX_WideStringC& wsReplace) {
-  if (!m_pEdtEngine)
-    return FWL_ERR_Succeeded;
-  m_pEdtEngine->Replace(nStart, nLen, wsReplace);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_EditImp::DoClipboard(int32_t iCmd) {
-  if (!m_pEdtEngine)
-    return FWL_ERR_Succeeded;
-  if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ReadOnly) ||
-      (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)) {
-    return FWL_ERR_Succeeded;
-  }
-  return FWL_ERR_Indefinite;
-}
-FX_BOOL CFWL_EditImp::Copy(CFX_WideString& wsCopy) {
-  if (!m_pEdtEngine)
-    return FALSE;
-  int32_t nCount = m_pEdtEngine->CountSelRanges();
-  if (nCount == 0) {
-    return FALSE;
-  }
-  wsCopy.Empty();
-  CFX_WideString wsTemp;
-  int32_t nStart, nLength;
-  for (int32_t i = 0; i < nCount; i++) {
-    nLength = m_pEdtEngine->GetSelRange(i, nStart);
-    m_pEdtEngine->GetText(wsTemp, nStart, nLength);
-    wsCopy += wsTemp;
-    wsTemp.Empty();
-  }
-  return TRUE;
-}
-FX_BOOL CFWL_EditImp::Cut(CFX_WideString& wsCut) {
-  if (!m_pEdtEngine)
-    return FALSE;
-  int32_t nCount = m_pEdtEngine->CountSelRanges();
-  if (nCount == 0) {
-    return FALSE;
-  }
-  wsCut.Empty();
-  CFX_WideString wsTemp;
-  int32_t nStart, nLength;
-  for (int32_t i = 0; i < nCount; i++) {
-    nLength = m_pEdtEngine->GetSelRange(i, nStart);
-    m_pEdtEngine->GetText(wsTemp, nStart, nLength);
-    wsCut += wsTemp;
-    wsTemp.Empty();
-  }
-  m_pEdtEngine->Delete(0);
-  return TRUE;
-}
-FX_BOOL CFWL_EditImp::Paste(const CFX_WideString& wsPaste) {
-  if (!m_pEdtEngine)
-    return FALSE;
-  int32_t nCaret = m_pEdtEngine->GetCaretPos();
-  int32_t iError =
-      m_pEdtEngine->Insert(nCaret, wsPaste.c_str(), wsPaste.GetLength());
-  if (iError < 0) {
-    ProcessInsertError(iError);
-    return FALSE;
-  }
-  return TRUE;
-}
-FX_BOOL CFWL_EditImp::Delete() {
-  if (!m_pEdtEngine)
-    return FALSE;
-  int32_t nCount = m_pEdtEngine->CountSelRanges();
-  if (nCount < 1) {
-    return FALSE;
-  }
-  m_pEdtEngine->Delete(0);
-  return TRUE;
-}
-FX_BOOL CFWL_EditImp::Redo(const CFX_ByteStringC& bsRecord) {
-  if (!m_pEdtEngine)
-    return FALSE;
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_NoRedoUndo) {
-    return TRUE;
-  }
-  return m_pEdtEngine->Redo(bsRecord);
-}
-FX_BOOL CFWL_EditImp::Undo(const CFX_ByteStringC& bsRecord) {
-  if (!m_pEdtEngine)
-    return FALSE;
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_NoRedoUndo) {
-    return TRUE;
-  }
-  return m_pEdtEngine->Undo(bsRecord);
-}
-FX_BOOL CFWL_EditImp::Undo() {
-  if (!CanUndo()) {
-    return FALSE;
-  }
-  CFX_ByteString bsRecord = m_RecordArr[m_iCurRecord--];
-  return Undo(bsRecord);
-}
-FX_BOOL CFWL_EditImp::Redo() {
-  if (!CanRedo()) {
-    return FALSE;
-  }
-  CFX_ByteString bsRecord = m_RecordArr[++m_iCurRecord];
-  return Redo(bsRecord);
-}
-FX_BOOL CFWL_EditImp::CanUndo() {
-  return m_iCurRecord >= 0;
-}
-FX_BOOL CFWL_EditImp::CanRedo() {
-  return m_iCurRecord < m_RecordArr.GetSize() - 1;
-}
-FWL_ERR CFWL_EditImp::SetTabWidth(FX_FLOAT fTabWidth, FX_BOOL bEquidistant) {
-  if (!m_pEdtEngine)
-    return FWL_ERR_Succeeded;
-  FDE_LPTXTEDTPARAMS pParams =
-      (FDE_LPTXTEDTPARAMS)m_pEdtEngine->GetEditParams();
-  pParams->fTabWidth = fTabWidth;
-  pParams->bTabEquidistant = bEquidistant;
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_EditImp::SetOuter(IFWL_Widget* pOuter) {
-  m_pOuter = pOuter;
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_EditImp::SetNumberRange(int32_t iMin, int32_t iMax) {
-  m_iMin = iMin;
-  m_iMax = iMax;
-  m_bSetRange = TRUE;
-  return FWL_ERR_Succeeded;
-}
-void CFWL_EditImp::On_CaretChanged(IFDE_TxtEdtEngine* pEdit,
-                                   int32_t nPage,
-                                   FX_BOOL bVisible) {
-  if (m_rtEngine.IsEmpty()) {
-    return;
-  }
-  if ((m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0) {
-    return;
-  }
-  FX_BOOL bRepaintContent = UpdateOffset();
-  UpdateCaret();
-  CFX_RectF rtInvalid;
-  rtInvalid.Set(0, 0, 0, 0);
-  FX_BOOL bRepaintScroll = FALSE;
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_MultiLine) {
-    IFWL_ScrollBar* pScroll = UpdateScroll();
-    if (pScroll) {
-      pScroll->GetWidgetRect(rtInvalid);
-      bRepaintScroll = TRUE;
-    }
-  }
-  if (bRepaintContent || bRepaintScroll) {
-    if (bRepaintContent) {
-      rtInvalid.Union(m_rtEngine);
-    }
-    Repaint(&rtInvalid);
-  }
-}
-void CFWL_EditImp::On_TextChanged(IFDE_TxtEdtEngine* pEdit,
-                                  FDE_TXTEDT_TEXTCHANGE_INFO& ChangeInfo) {
-  FX_DWORD dwStyleEx = m_pProperties->m_dwStyleExes;
-  if (dwStyleEx & FWL_STYLEEXT_EDT_VAlignMask) {
-    UpdateVAlignment();
-  }
-  IFDE_TxtEdtPage* page = m_pEdtEngine->GetPage(0);
-  FX_FLOAT fContentWidth = page->GetContentsBox().width;
-  FX_FLOAT fContentHeight = page->GetContentsBox().height;
-  CFX_RectF rtTemp;
-  GetClientRect(rtTemp);
-  FX_BOOL bHSelfAdaption =
-      m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_HSelfAdaption;
-  FX_BOOL bVSelfAdaption =
-      m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_VSelfAdaption;
-  FX_BOOL bNeedUpdate = FALSE;
-  if (bHSelfAdaption || bVSelfAdaption) {
-    CFWL_EvtEdtPreSelfAdaption evt;
-    evt.m_pSrcTarget = m_pInterface;
-    evt.bHSelfAdaption = TRUE;
-    evt.bVSelfAdaption = TRUE;
-    FX_FLOAT fWidth;
-    FX_FLOAT fHight;
-    fWidth = bHSelfAdaption ? fContentWidth : m_pProperties->m_rtWidget.width;
-    fHight = bVSelfAdaption ? fContentHeight : m_pProperties->m_rtWidget.height;
-    evt.rtAfterChange.Set(0, 0, fWidth, fHight);
-    DispatchEvent(&evt);
-    if (!evt.bHSelfAdaption) {
-      ModifyStylesEx(
-          0, FWL_STYLEEXT_EDT_HSelfAdaption | FWL_STYLEEXT_EDT_AutoHScroll);
-    }
-    if (!evt.bVSelfAdaption) {
-      ModifyStylesEx(
-          0, FWL_STYLEEXT_EDT_VSelfAdaption | FWL_STYLEEXT_EDT_AutoVScroll);
-    }
-    bNeedUpdate = (bHSelfAdaption && !evt.bHSelfAdaption) ||
-                  (bVSelfAdaption && !evt.bVSelfAdaption);
-  }
-  FX_FLOAT fContentWidth1 = fContentWidth;
-  FX_FLOAT fContentHeight1 = fContentHeight;
-  if (bNeedUpdate) {
-    UpdateEditParams();
-    UpdateEditLayout();
-    IFDE_TxtEdtPage* page1 = m_pEdtEngine->GetPage(0);
-    fContentWidth1 = page1->GetContentsBox().width;
-    fContentHeight1 = page1->GetContentsBox().height;
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_HSelfAdaption) {
-    rtTemp.width = std::max(m_pProperties->m_rtWidget.width, fContentWidth1);
-    m_pProperties->m_rtWidget.width = fContentWidth1;
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_VSelfAdaption) {
-    rtTemp.height = std::max(m_pProperties->m_rtWidget.height, fContentHeight1);
-    m_pProperties->m_rtWidget.height = fContentHeight1;
-  }
-  CFWL_EvtEdtTextChanged event;
-  event.m_pSrcTarget = m_pInterface;
-  event.nChangeType = ChangeInfo.nChangeType;
-  event.wsInsert = ChangeInfo.wsInsert;
-  event.wsDelete = ChangeInfo.wsDelete;
-  event.wsPrevText = ChangeInfo.wsPrevText;
-  DispatchEvent(&event);
-  LayoutScrollBar();
-  Repaint(&rtTemp);
-}
-void CFWL_EditImp::On_SelChanged(IFDE_TxtEdtEngine* pEdit) {
-  CFX_RectF rtTemp;
-  GetClientRect(rtTemp);
-  Repaint(&rtTemp);
-}
-FX_BOOL CFWL_EditImp::On_PageLoad(IFDE_TxtEdtEngine* pEdit,
-                                  int32_t nPageIndex,
-                                  int32_t nPurpose) {
-  IFDE_TxtEdtEngine* pEdtEngine = m_pEdtEngine;
-  IFDE_TxtEdtPage* pPage = pEdtEngine->GetPage(nPageIndex);
-  if (!pPage)
-    return FALSE;
-  pPage->LoadPage(nullptr, nullptr);
-  return TRUE;
-}
-FX_BOOL CFWL_EditImp::On_PageUnload(IFDE_TxtEdtEngine* pEdit,
-                                    int32_t nPageIndex,
-                                    int32_t nPurpose) {
-  IFDE_TxtEdtEngine* pEdtEngine = m_pEdtEngine;
-  IFDE_TxtEdtPage* pPage = pEdtEngine->GetPage(nPageIndex);
-  if (!pPage)
-    return FALSE;
-  pPage->UnloadPage(nullptr);
-  return TRUE;
-}
-
-void CFWL_EditImp::On_AddDoRecord(IFDE_TxtEdtEngine* pEdit,
-                                  const CFX_ByteStringC& bsDoRecord) {
-  AddDoRecord(bsDoRecord);
-}
-
-FX_BOOL CFWL_EditImp::On_ValidateField(IFDE_TxtEdtEngine* pEdit,
-                                       int32_t nBlockIndex,
-                                       int32_t nFieldIndex,
-                                       const CFX_WideString& wsFieldText,
-                                       int32_t nCharIndex) {
-  return TRUE;
-}
-FX_BOOL CFWL_EditImp::On_ValidateBlock(IFDE_TxtEdtEngine* pEdit,
-                                       int32_t nBlockIndex) {
-  return TRUE;
-}
-FX_BOOL CFWL_EditImp::On_GetBlockFormatText(IFDE_TxtEdtEngine* pEdit,
-                                            int32_t nBlockIndex,
-                                            CFX_WideString& wsBlockText) {
-  return FALSE;
-}
-FX_BOOL CFWL_EditImp::On_Validate(IFDE_TxtEdtEngine* pEdit,
-                                  CFX_WideString& wsText) {
-  IFWL_Widget* pDst = GetOuter();
-  if (!pDst) {
-    pDst = m_pInterface;
-  }
-  CFWL_EvtEdtValidate event;
-  event.pDstWidget = pDst;
-  event.m_pSrcTarget = m_pInterface;
-  event.wsInsert = wsText;
-  event.bValidate = TRUE;
-  DispatchEvent(&event);
-  return event.bValidate;
-}
-FWL_ERR CFWL_EditImp::SetBackgroundColor(FX_DWORD color) {
-  m_backColor = color;
-  m_updateBackColor = TRUE;
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_EditImp::SetFont(const CFX_WideString& wsFont, FX_FLOAT fSize) {
-  m_wsFont = wsFont;
-  m_fFontSize = fSize;
-  return FWL_ERR_Succeeded;
-}
-void CFWL_EditImp::SetScrollOffset(FX_FLOAT fScrollOffset) {
-  m_fScrollOffsetY = fScrollOffset;
-}
-void CFWL_EditImp::DrawTextBk(CFX_Graphics* pGraphics,
-                              IFWL_ThemeProvider* pTheme,
-                              const CFX_Matrix* pMatrix) {
-  CFWL_ThemeBackground param;
-  param.m_pWidget = m_pInterface;
-  param.m_iPart = FWL_PART_EDT_Background;
-  param.m_dwData = FWL_PARTDATA_EDT_Background;
-  param.m_dwStates = m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ReadOnly
-                         ? FWL_PARTSTATE_EDT_ReadOnly
-                         : FWL_PARTSTATE_EDT_Normal;
-  FX_DWORD dwStates = (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled);
-  if (dwStates) {
-    param.m_dwStates = FWL_PARTSTATE_EDT_Disable;
-  }
-  param.m_pGraphics = pGraphics;
-  param.m_matrix = *pMatrix;
-  param.m_rtPart = m_rtClient;
-  pTheme->DrawBackground(&param);
-  if (!IsShowScrollBar(TRUE) || !IsShowScrollBar(FALSE)) {
-    return;
-  }
-  CFX_RectF rtScorll;
-  m_pHorzScrollBar->GetWidgetRect(rtScorll);
-  CFX_RectF rtStatic;
-  rtStatic.Set(m_rtClient.right() - rtScorll.height,
-               m_rtClient.bottom() - rtScorll.height, rtScorll.height,
-               rtScorll.height);
-  param.m_dwData = FWL_PARTDATA_EDT_StaticBackground;
-  param.m_rtPart = rtStatic;
-  pTheme->DrawBackground(&param);
-}
-void CFWL_EditImp::DrawContent(CFX_Graphics* pGraphics,
-                               IFWL_ThemeProvider* pTheme,
-                               const CFX_Matrix* pMatrix) {
-  if (!m_pEdtEngine)
-    return;
-  IFDE_TxtEdtPage* pPage = m_pEdtEngine->GetPage(0);
-  if (!pPage)
-    return;
-  pGraphics->SaveGraphState();
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_CombText) {
-    pGraphics->SaveGraphState();
-  }
-  CFX_RectF rtClip = m_rtEngine;
-  FX_FLOAT fOffSetX = m_rtEngine.left - m_fScrollOffsetX;
-  FX_FLOAT fOffSetY = m_rtEngine.top - m_fScrollOffsetY + m_fVAlignOffset;
-  CFX_Matrix mt;
-  mt.Set(1, 0, 0, 1, fOffSetX, fOffSetY);
-  if (pMatrix) {
-    pMatrix->TransformRect(rtClip);
-    mt.Concat(*pMatrix);
-  }
-  FX_BOOL bShowSel =
-      (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_NoHideSel) ||
-      (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused);
-  if (bShowSel) {
-    IFWL_Widget* pForm =
-        m_pWidgetMgr->GetWidget(m_pInterface, FWL_WGTRELATION_SystemForm);
-    if (pForm) {
-      bShowSel = (pForm->GetStates() & FWL_WGTSTATE_Deactivated) !=
-                 FWL_WGTSTATE_Deactivated;
-    }
-  }
-  int32_t nSelCount = m_pEdtEngine->CountSelRanges();
-  if (bShowSel && nSelCount > 0) {
-    int32_t nPageCharStart = pPage->GetCharStart();
-    int32_t nPageCharCount = pPage->GetCharCount();
-    int32_t nPageCharEnd = nPageCharStart + nPageCharCount - 1;
-    int32_t nCharCount;
-    int32_t nCharStart;
-    CFX_RectFArray rectArr;
-    int32_t i = 0;
-    for (i = 0; i < nSelCount; i++) {
-      nCharCount = m_pEdtEngine->GetSelRange(i, nCharStart);
-      int32_t nCharEnd = nCharStart + nCharCount - 1;
-      if (nCharEnd < nPageCharStart || nCharStart > nPageCharEnd) {
-        continue;
-      }
-      int32_t nBgn = std::max(nCharStart, nPageCharStart);
-      int32_t nEnd = std::min(nCharEnd, nPageCharEnd);
-      pPage->CalcRangeRectArray(nBgn - nPageCharStart, nEnd - nBgn + 1,
-                                rectArr);
-    }
-    int32_t nCount = rectArr.GetSize();
-    CFX_Path path;
-    path.Create();
-    for (i = 0; i < nCount; i++) {
-      rectArr[i].left += fOffSetX;
-      rectArr[i].top += fOffSetY;
-      path.AddRectangle(rectArr[i].left, rectArr[i].top, rectArr[i].width,
-                        rectArr[i].height);
-    }
-    pGraphics->SetClipRect(rtClip);
-    CFWL_ThemeBackground param;
-    param.m_pGraphics = pGraphics;
-    param.m_matrix = *pMatrix;
-    param.m_pWidget = m_pInterface;
-    param.m_iPart = FWL_PART_EDT_Background;
-    param.m_pPath = &path;
-    pTheme->DrawBackground(&param);
-  }
-  CFX_RenderDevice* pRenderDev = pGraphics->GetRenderDevice();
-  if (!pRenderDev)
-    return;
-  IFDE_RenderDevice* pRenderDevice = IFDE_RenderDevice::Create(pRenderDev);
-  if (!pRenderDevice)
-    return;
-  IFDE_RenderContext* pRenderContext = IFDE_RenderContext::Create();
-  if (!pRenderContext)
-    return;
-  pRenderDevice->SetClipRect(rtClip);
-  pRenderContext->StartRender(pRenderDevice, pPage, mt);
-  pRenderContext->DoRender(NULL);
-  pRenderContext->Release();
-  pRenderDevice->Release();
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_CombText) {
-    pGraphics->RestoreGraphState();
-    CFX_Path path;
-    path.Create();
-    int32_t iLimit = m_nLimit > 0 ? m_nLimit : 1;
-    FX_FLOAT fStep = m_rtEngine.width / iLimit;
-    FX_FLOAT fLeft = m_rtEngine.left + 1;
-    for (int32_t i = 1; i < iLimit; i++) {
-      fLeft += fStep;
-      path.AddLine(fLeft, m_rtClient.top, fLeft, m_rtClient.bottom());
-    }
-    CFWL_ThemeBackground param;
-    param.m_pGraphics = pGraphics;
-    param.m_matrix = *pMatrix;
-    param.m_pWidget = m_pInterface;
-    param.m_iPart = FWL_PART_EDT_CombTextLine;
-    param.m_pPath = &path;
-    pTheme->DrawBackground(&param);
-  }
-  pGraphics->RestoreGraphState();
-}
-void CFWL_EditImp::UpdateEditEngine() {
-  UpdateEditParams();
-  UpdateEditLayout();
-  if (m_nLimit > -1) {
-    m_pEdtEngine->SetLimit(m_nLimit);
-  }
-}
-void CFWL_EditImp::UpdateEditParams() {
-  FDE_TXTEDTPARAMS params;
-  params.nHorzScale = 100;
-  params.fPlateWidth = m_rtEngine.width;
-  params.fPlateHeight = m_rtEngine.height;
-  if (m_pProperties->m_dwStyles & FWL_WGTSTYLE_RTLLayout) {
-    params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_RTL;
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_VerticalLayout) {
-    params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_DocVertical;
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_VerticalChars) {
-    params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_CharVertial;
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ReverseLine) {
-    params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_LineReserve;
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ArabicShapes) {
-    params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_ArabicShapes;
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ExpandTab) {
-    params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_ExpandTab;
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_CombText) {
-    params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_CombText;
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_LastLineHeight) {
-    params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_LastLineHeight;
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_Validate) {
-    params.dwMode |= FDE_TEXTEDITMODE_Validate;
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_Password) {
-    params.dwMode |= FDE_TEXTEDITMODE_Password;
-  }
-  switch (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_HAlignMask) {
-    case FWL_STYLEEXT_EDT_HNear: {
-      params.dwAlignment |= FDE_TEXTEDITALIGN_Left;
-      break;
-    }
-    case FWL_STYLEEXT_EDT_HCenter: {
-      params.dwAlignment |= FDE_TEXTEDITALIGN_Center;
-      break;
-    }
-    case FWL_STYLEEXT_EDT_HFar: {
-      params.dwAlignment |= FDE_TEXTEDITALIGN_Right;
-      break;
-    }
-    default: {}
-  }
-  switch (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_HAlignModeMask) {
-    case FWL_STYLEEXT_EDT_Justified: {
-      params.dwAlignment |= FDE_TEXTEDITALIGN_Justified;
-      break;
-    }
-    case FWL_STYLEEXT_EDT_Distributed: {
-      params.dwAlignment |= FDE_TEXTEDITALIGN_Distributed;
-      break;
-    }
-    default: { params.dwAlignment |= FDE_TEXTEDITALIGN_Normal; }
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_MultiLine) {
-    params.dwMode |= FDE_TEXTEDITMODE_MultiLines;
-    if ((m_pProperties->m_dwStyles & FWL_WGTSTYLE_HScroll) == 0 &&
-        (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_AutoHScroll) == 0) {
-      params.dwMode |=
-          FDE_TEXTEDITMODE_AutoLineWrap | FDE_TEXTEDITMODE_LimitArea_Horz;
-    }
-    if ((m_pProperties->m_dwStyles & FWL_WGTSTYLE_VScroll) == 0 &&
-        (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_AutoVScroll) == 0) {
-      params.dwMode |= FDE_TEXTEDITMODE_LimitArea_Vert;
-    } else {
-      params.fPlateHeight = 0x00FFFFFF;
-    }
-  } else {
-    if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_AutoHScroll) == 0) {
-      params.dwMode |= FDE_TEXTEDITMODE_LimitArea_Horz;
-    }
-  }
-  if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ReadOnly) ||
-      (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)) {
-    params.dwMode |= FDE_TEXTEDITMODE_ReadOnly;
-  }
-  FX_FLOAT* pFontSize =
-      static_cast<FX_FLOAT*>(GetThemeCapacity(FWL_WGTCAPACITY_FontSize));
-  if (!pFontSize)
-    return;
-  m_fFontSize = *pFontSize;
-  FX_DWORD* pFontColor =
-      static_cast<FX_DWORD*>(GetThemeCapacity(FWL_WGTCAPACITY_TextColor));
-  if (!pFontColor)
-    return;
-  params.dwFontColor = *pFontColor;
-  FX_FLOAT* pLineHeight =
-      static_cast<FX_FLOAT*>(GetThemeCapacity(FWL_WGTCAPACITY_LineHeight));
-  if (!pLineHeight)
-    return;
-  params.fLineSpace = *pLineHeight;
-  IFX_Font* pFont =
-      static_cast<IFX_Font*>(GetThemeCapacity(FWL_WGTCAPACITY_Font));
-  if (!pFont)
-    return;
-  params.pFont = pFont;
-  params.fFontSize = m_fFontSize;
-  params.nLineCount = (int32_t)(params.fPlateHeight / params.fLineSpace);
-  if (params.nLineCount <= 0) {
-    params.nLineCount = 1;
-  }
-  params.fTabWidth = params.fFontSize * 1;
-  params.bTabEquidistant = TRUE;
-  params.wLineBreakChar = L'\n';
-  params.nCharRotation = 0;
-  params.pEventSink = this;
-  m_pEdtEngine->SetEditParams(params);
-}
-
-void CFWL_EditImp::UpdateEditLayout() {
-  if (m_pEdtEngine->GetTextLength() <= 0)
-    m_pEdtEngine->SetTextByStream(nullptr);
-
-  IFDE_TxtEdtPage* pPage = m_pEdtEngine->GetPage(0);
-  if (pPage)
-    pPage->UnloadPage(nullptr);
-
-  m_pEdtEngine->StartLayout();
-  m_pEdtEngine->DoLayout(nullptr);
-  m_pEdtEngine->EndLayout();
-  pPage = m_pEdtEngine->GetPage(0);
-  if (pPage)
-    pPage->LoadPage(nullptr, nullptr);
-}
-
-FX_BOOL CFWL_EditImp::UpdateOffset() {
-  CFX_RectF rtCaret;
-  m_pEdtEngine->GetCaretRect(rtCaret);
-  FX_FLOAT fOffSetX = m_rtEngine.left - m_fScrollOffsetX;
-  FX_FLOAT fOffSetY = m_rtEngine.top - m_fScrollOffsetY + m_fVAlignOffset;
-  rtCaret.Offset(fOffSetX, fOffSetY);
-  const CFX_RectF& rtEidt = m_rtEngine;
-  if (rtEidt.Contains(rtCaret)) {
-    IFDE_TxtEdtPage* pPage = m_pEdtEngine->GetPage(0);
-    if (!pPage)
-      return FALSE;
-    CFX_RectF rtFDE = pPage->GetContentsBox();
-    rtFDE.Offset(fOffSetX, fOffSetY);
-    if (rtFDE.right() < rtEidt.right() && m_fScrollOffsetX > 0) {
-      m_fScrollOffsetX += rtFDE.right() - rtEidt.right();
-      if (m_fScrollOffsetX < 0) {
-        m_fScrollOffsetX = 0;
-      }
-    }
-    if (rtFDE.bottom() < rtEidt.bottom() && m_fScrollOffsetY > 0) {
-      m_fScrollOffsetY += rtFDE.bottom() - rtEidt.bottom();
-      if (m_fScrollOffsetY < 0) {
-        m_fScrollOffsetY = 0;
-      }
-    }
-    return FALSE;
-  } else {
-    FX_FLOAT offsetX = 0.0;
-    FX_FLOAT offsetY = 0.0;
-    if (rtCaret.left < rtEidt.left) {
-      offsetX = rtCaret.left - rtEidt.left;
-    }
-    if (rtCaret.right() > rtEidt.right()) {
-      offsetX = rtCaret.right() - rtEidt.right();
-    }
-    if (rtCaret.top < rtEidt.top) {
-      offsetY = rtCaret.top - rtEidt.top;
-    }
-    if (rtCaret.bottom() > rtEidt.bottom()) {
-      offsetY = rtCaret.bottom() - rtEidt.bottom();
-    }
-    if (!(m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_HSelfAdaption)) {
-      m_fScrollOffsetX += offsetX;
-    }
-    if (!(m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_VSelfAdaption)) {
-      m_fScrollOffsetY += offsetY;
-    }
-    if (m_fFontSize > m_rtEngine.height) {
-      m_fScrollOffsetY = 0;
-    }
-    return TRUE;
-  }
-}
-FX_BOOL CFWL_EditImp::UpdateOffset(IFWL_ScrollBar* pScrollBar,
-                                   FX_FLOAT fPosChanged) {
-  if (pScrollBar == m_pHorzScrollBar.get()) {
-    m_fScrollOffsetX += fPosChanged;
-  } else {
-    m_fScrollOffsetY += fPosChanged;
-  }
-  return TRUE;
-}
-void CFWL_EditImp::UpdateVAlignment() {
-  IFDE_TxtEdtPage* pPage = m_pEdtEngine->GetPage(0);
-  if (!pPage)
-    return;
-  const CFX_RectF& rtFDE = pPage->GetContentsBox();
-  FX_FLOAT fOffsetY = 0.0f;
-  FX_FLOAT fSpaceAbove = 0.0f;
-  FX_FLOAT fSpaceBelow = 0.0f;
-  CFX_SizeF* pSpace = static_cast<CFX_SizeF*>(
-      GetThemeCapacity(FWL_WGTCAPACITY_SpaceAboveBelow));
-  if (pSpace) {
-    fSpaceAbove = pSpace->x;
-    fSpaceBelow = pSpace->y;
-  }
-  if (fSpaceAbove < 0.1f) {
-    fSpaceAbove = 0;
-  }
-  if (fSpaceBelow < 0.1f) {
-    fSpaceBelow = 0;
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_VCenter) {
-    fOffsetY = (m_rtEngine.height - rtFDE.height) / 2;
-    if (fOffsetY < (fSpaceAbove + fSpaceBelow) / 2 &&
-        fSpaceAbove < fSpaceBelow) {
-      return;
-    }
-    fOffsetY += (fSpaceAbove - fSpaceBelow) / 2;
-  } else if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_VFar) {
-    fOffsetY = (m_rtEngine.height - rtFDE.height);
-    fOffsetY -= fSpaceBelow;
-  } else {
-    fOffsetY += fSpaceAbove;
-  }
-  m_fVAlignOffset = fOffsetY;
-  if (m_fVAlignOffset < 0) {
-    m_fVAlignOffset = 0;
-  }
-}
-void CFWL_EditImp::UpdateCaret() {
-  CFX_RectF rtFDE;
-  m_pEdtEngine->GetCaretRect(rtFDE);
-  rtFDE.Offset(m_rtEngine.left - m_fScrollOffsetX,
-               m_rtEngine.top - m_fScrollOffsetY + m_fVAlignOffset);
-  CFX_RectF rtCaret;
-  rtCaret.Set(rtFDE.left, rtFDE.top, rtFDE.width, rtFDE.height);
-  CFX_RectF temp = rtCaret;
-  CFX_RectF rtClient;
-  GetClientRect(rtClient);
-  rtCaret.Intersect(rtClient);
-  if (rtCaret.left > rtClient.right()) {
-    FX_FLOAT right = rtCaret.right();
-    rtCaret.left = rtClient.right() - 1;
-    rtCaret.width = right - rtCaret.left;
-  }
-  FX_BOOL bIntersect = !rtCaret.IsEmpty();
-  FX_BOOL bShow = TRUE;
-  FX_BOOL bShowWhole = FALSE;
-  if (!(m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) || !bIntersect) {
-    bShow = FALSE;
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_HSelfAdaption &&
-      temp.right() > m_rtEngine.right()) {
-    bShowWhole = TRUE;
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_VSelfAdaption &&
-      temp.bottom() > m_rtEngine.bottom()) {
-    bShowWhole = TRUE;
-  } else {
-    bShow = (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused && bIntersect);
-  }
-  if (bShowWhole) {
-    rtCaret = temp;
-  }
-  ShowCaret(bShow, &rtCaret);
-}
-IFWL_ScrollBar* CFWL_EditImp::UpdateScroll() {
-  FX_BOOL bShowHorz =
-      m_pHorzScrollBar &&
-      ((m_pHorzScrollBar->GetStates() & FWL_WGTSTATE_Invisible) == 0);
-  FX_BOOL bShowVert =
-      m_pVertScrollBar &&
-      ((m_pVertScrollBar->GetStates() & FWL_WGTSTATE_Invisible) == 0);
-  if (!bShowHorz && !bShowVert) {
-    return NULL;
-  }
-  IFDE_TxtEdtPage* pPage = m_pEdtEngine->GetPage(0);
-  if (!pPage)
-    return NULL;
-  const CFX_RectF& rtFDE = pPage->GetContentsBox();
-  IFWL_ScrollBar* pRepaint = NULL;
-  if (bShowHorz) {
-    CFX_RectF rtScroll;
-    m_pHorzScrollBar->GetWidgetRect(rtScroll);
-    if (rtScroll.width < rtFDE.width) {
-      m_pHorzScrollBar->LockUpdate();
-      FX_FLOAT fRange = rtFDE.width - rtScroll.width;
-      m_pHorzScrollBar->SetRange(0.0f, fRange);
-      FX_FLOAT fPos = m_fScrollOffsetX;
-      if (fPos < 0.0f) {
-        fPos = 0.0f;
-      }
-      if (fPos > fRange) {
-        fPos = fRange;
-      }
-      m_pHorzScrollBar->SetPos(fPos);
-      m_pHorzScrollBar->SetTrackPos(fPos);
-      m_pHorzScrollBar->SetPageSize(rtScroll.width);
-      m_pHorzScrollBar->SetStepSize(rtScroll.width / 10);
-      m_pHorzScrollBar->SetStates(FWL_WGTSTATE_Disabled, FALSE);
-      m_pHorzScrollBar->UnlockUpdate();
-      m_pHorzScrollBar->Update();
-      pRepaint = m_pHorzScrollBar.get();
-    } else if ((m_pHorzScrollBar->GetStates() & FWL_WGTSTATE_Disabled) == 0) {
-      m_pHorzScrollBar->LockUpdate();
-      m_pHorzScrollBar->SetRange(0, -1);
-      m_pHorzScrollBar->SetStates(FWL_WGTSTATE_Disabled, TRUE);
-      m_pHorzScrollBar->UnlockUpdate();
-      m_pHorzScrollBar->Update();
-      pRepaint = m_pHorzScrollBar.get();
-    }
-  }
-  if (bShowVert) {
-    CFX_RectF rtScroll;
-    m_pVertScrollBar->GetWidgetRect(rtScroll);
-    if (rtScroll.height < rtFDE.height) {
-      m_pVertScrollBar->LockUpdate();
-      FX_FLOAT fStep = m_pEdtEngine->GetEditParams()->fLineSpace;
-      FX_FLOAT fRange = rtFDE.height - m_rtEngine.height;
-      if (fRange < fStep) {
-        fRange = fStep;
-      }
-      m_pVertScrollBar->SetRange(0.0f, fRange);
-      FX_FLOAT fPos = m_fScrollOffsetY;
-      if (fPos < 0.0f) {
-        fPos = 0.0f;
-      }
-      if (fPos > fRange) {
-        fPos = fRange;
-      }
-      m_pVertScrollBar->SetPos(fPos);
-      m_pVertScrollBar->SetTrackPos(fPos);
-      m_pVertScrollBar->SetPageSize(rtScroll.height);
-      m_pVertScrollBar->SetStepSize(fStep);
-      m_pVertScrollBar->SetStates(FWL_WGTSTATE_Disabled, FALSE);
-      m_pVertScrollBar->UnlockUpdate();
-      m_pVertScrollBar->Update();
-      pRepaint = m_pVertScrollBar.get();
-    } else if ((m_pVertScrollBar->GetStates() & FWL_WGTSTATE_Disabled) == 0) {
-      m_pVertScrollBar->LockUpdate();
-      m_pVertScrollBar->SetRange(0, -1);
-      m_pVertScrollBar->SetStates(FWL_WGTSTATE_Disabled, TRUE);
-      m_pVertScrollBar->UnlockUpdate();
-      m_pVertScrollBar->Update();
-      pRepaint = m_pVertScrollBar.get();
-    }
-  }
-  return pRepaint;
-}
-FX_BOOL CFWL_EditImp::IsShowScrollBar(FX_BOOL bVert) {
-  FX_BOOL bShow =
-      (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ShowScrollbarFocus)
-          ? (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) ==
-                FWL_WGTSTATE_Focused
-          : TRUE;
-  if (bVert) {
-    return bShow && (m_pProperties->m_dwStyles & FWL_WGTSTYLE_VScroll) &&
-           (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_MultiLine) &&
-           IsContentHeightOverflow();
-  }
-  return bShow && (m_pProperties->m_dwStyles & FWL_WGTSTYLE_HScroll) &&
-         (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_MultiLine);
-}
-FX_BOOL CFWL_EditImp::IsContentHeightOverflow() {
-  if (!m_pEdtEngine)
-    return FALSE;
-  IFDE_TxtEdtPage* pPage = m_pEdtEngine->GetPage(0);
-  if (!pPage)
-    return FALSE;
-  return pPage->GetContentsBox().height > m_rtEngine.height + 1.0f;
-}
-int32_t CFWL_EditImp::AddDoRecord(const CFX_ByteStringC& bsDoRecord) {
-  int32_t nCount = m_RecordArr.GetSize();
-  if (m_iCurRecord == nCount - 1) {
-    if (nCount == m_iMaxRecord) {
-      m_RecordArr.RemoveAt(0);
-      m_iCurRecord--;
-    }
-  } else {
-    for (int32_t i = nCount - 1; i > m_iCurRecord; i--) {
-      m_RecordArr.RemoveAt(i);
-    }
-  }
-  m_RecordArr.Add(bsDoRecord);
-  return m_iCurRecord = m_RecordArr.GetSize() - 1;
-}
-void CFWL_EditImp::Layout() {
-  GetClientRect(m_rtClient);
-  m_rtEngine = m_rtClient;
-  FX_FLOAT* pfWidth =
-      static_cast<FX_FLOAT*>(GetThemeCapacity(FWL_WGTCAPACITY_ScrollBarWidth));
-  if (!pfWidth)
-    return;
-  FX_FLOAT fWidth = *pfWidth;
-  if (!m_pOuter) {
-    CFX_RectF* pUIMargin =
-        static_cast<CFX_RectF*>(GetThemeCapacity(FWL_WGTCAPACITY_UIMargin));
-    if (pUIMargin) {
-      m_rtEngine.Deflate(pUIMargin->left, pUIMargin->top, pUIMargin->width,
-                         pUIMargin->height);
-    }
-  } else if (m_pOuter->GetClassID() == FWL_CLASSHASH_DateTimePicker) {
-    CFWL_ThemePart part;
-    part.m_pWidget = m_pOuter;
-    CFX_RectF* pUIMargin =
-        static_cast<CFX_RectF*>(m_pOuter->GetThemeProvider()->GetCapacity(
-            &part, FWL_WGTCAPACITY_UIMargin));
-    if (pUIMargin) {
-      m_rtEngine.Deflate(pUIMargin->left, pUIMargin->top, pUIMargin->width,
-                         pUIMargin->height);
-    }
-  }
-  FX_BOOL bShowVertScrollbar = IsShowScrollBar(TRUE);
-  FX_BOOL bShowHorzScrollbar = IsShowScrollBar(FALSE);
-  if (bShowVertScrollbar) {
-    InitScrollBar();
-    CFX_RectF rtVertScr;
-    if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_OuterScrollbar) {
-      rtVertScr.Set(m_rtClient.right() + FWL_EDIT_Margin, m_rtClient.top,
-                    fWidth, m_rtClient.height);
-    } else {
-      rtVertScr.Set(m_rtClient.right() - fWidth, m_rtClient.top, fWidth,
-                    m_rtClient.height);
-      if (bShowHorzScrollbar) {
-        rtVertScr.height -= fWidth;
-      }
-      m_rtEngine.width -= fWidth;
-    }
-    m_pVertScrollBar->SetWidgetRect(rtVertScr);
-    m_pVertScrollBar->SetStates(FWL_WGTSTATE_Invisible, FALSE);
-    m_pVertScrollBar->Update();
-  } else if (m_pVertScrollBar) {
-    m_pVertScrollBar->SetStates(FWL_WGTSTATE_Invisible, TRUE);
-  }
-  if (bShowHorzScrollbar) {
-    InitScrollBar(FALSE);
-    CFX_RectF rtHoriScr;
-    if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_OuterScrollbar) {
-      rtHoriScr.Set(m_rtClient.left, m_rtClient.bottom() + FWL_EDIT_Margin,
-                    m_rtClient.width, fWidth);
-    } else {
-      rtHoriScr.Set(m_rtClient.left, m_rtClient.bottom() - fWidth,
-                    m_rtClient.width, fWidth);
-      if (bShowVertScrollbar) {
-        rtHoriScr.width -= fWidth;
-      }
-      m_rtEngine.height -= fWidth;
-    }
-    m_pHorzScrollBar->SetWidgetRect(rtHoriScr);
-    m_pHorzScrollBar->SetStates(FWL_WGTSTATE_Invisible, FALSE);
-    m_pHorzScrollBar->Update();
-  } else if (m_pHorzScrollBar) {
-    m_pHorzScrollBar->SetStates(FWL_WGTSTATE_Invisible, TRUE);
-  }
-}
-void CFWL_EditImp::LayoutScrollBar() {
-  if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ShowScrollbarFocus) ==
-      0) {
-    return;
-  }
-  FX_FLOAT* pfWidth = NULL;
-  FX_BOOL bShowVertScrollbar = IsShowScrollBar(TRUE);
-  FX_BOOL bShowHorzScrollbar = IsShowScrollBar(FALSE);
-  if (bShowVertScrollbar) {
-    if (!m_pVertScrollBar) {
-      pfWidth = static_cast<FX_FLOAT*>(
-          GetThemeCapacity(FWL_WGTCAPACITY_ScrollBarWidth));
-      FX_FLOAT fWidth = pfWidth ? *pfWidth : 0;
-      InitScrollBar();
-      CFX_RectF rtVertScr;
-      if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_OuterScrollbar) {
-        rtVertScr.Set(m_rtClient.right() + FWL_EDIT_Margin, m_rtClient.top,
-                      fWidth, m_rtClient.height);
-      } else {
-        rtVertScr.Set(m_rtClient.right() - fWidth, m_rtClient.top, fWidth,
-                      m_rtClient.height);
-        if (bShowHorzScrollbar) {
-          rtVertScr.height -= fWidth;
-        }
-      }
-      m_pVertScrollBar->SetWidgetRect(rtVertScr);
-      m_pVertScrollBar->Update();
-    }
-    m_pVertScrollBar->SetStates(FWL_WGTSTATE_Invisible, FALSE);
-  } else if (m_pVertScrollBar) {
-    m_pVertScrollBar->SetStates(FWL_WGTSTATE_Invisible, TRUE);
-  }
-  if (bShowHorzScrollbar) {
-    if (!m_pHorzScrollBar) {
-      if (!pfWidth) {
-        pfWidth = static_cast<FX_FLOAT*>(
-            GetThemeCapacity(FWL_WGTCAPACITY_ScrollBarWidth));
-      }
-      FX_FLOAT fWidth = pfWidth ? *pfWidth : 0;
-      InitScrollBar(FALSE);
-      CFX_RectF rtHoriScr;
-      if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_OuterScrollbar) {
-        rtHoriScr.Set(m_rtClient.left, m_rtClient.bottom() + FWL_EDIT_Margin,
-                      m_rtClient.width, fWidth);
-      } else {
-        rtHoriScr.Set(m_rtClient.left, m_rtClient.bottom() - fWidth,
-                      m_rtClient.width, fWidth);
-        if (bShowVertScrollbar) {
-          rtHoriScr.width -= (fWidth);
-        }
-      }
-      m_pHorzScrollBar->SetWidgetRect(rtHoriScr);
-      m_pHorzScrollBar->Update();
-    }
-    m_pHorzScrollBar->SetStates(FWL_WGTSTATE_Invisible, FALSE);
-  } else if (m_pHorzScrollBar) {
-    m_pHorzScrollBar->SetStates(FWL_WGTSTATE_Invisible, TRUE);
-  }
-  if (bShowVertScrollbar || bShowHorzScrollbar) {
-    UpdateScroll();
-  }
-}
-void CFWL_EditImp::DeviceToEngine(CFX_PointF& pt) {
-  pt.x += -m_rtEngine.left + m_fScrollOffsetX;
-  pt.y += -m_rtEngine.top - m_fVAlignOffset + m_fScrollOffsetY;
-}
-void CFWL_EditImp::InitScrollBar(FX_BOOL bVert) {
-  if ((bVert && m_pVertScrollBar) || (!bVert && m_pHorzScrollBar)) {
-    return;
-  }
-  CFWL_WidgetImpProperties prop;
-  prop.m_dwStyleExes = bVert ? FWL_STYLEEXT_SCB_Vert : FWL_STYLEEXT_SCB_Horz;
-  prop.m_dwStates = FWL_WGTSTATE_Disabled | FWL_WGTSTATE_Invisible;
-  prop.m_pParent = m_pInterface;
-  prop.m_pThemeProvider = m_pProperties->m_pThemeProvider;
-  IFWL_ScrollBar* pScrollBar = IFWL_ScrollBar::Create(prop, m_pInterface);
-  pScrollBar->Initialize();
-  (bVert ? &m_pVertScrollBar : &m_pHorzScrollBar)->reset(pScrollBar);
-}
-void CFWL_EditImp::InitEngine() {
-  if (m_pEdtEngine) {
-    return;
-  }
-  m_pEdtEngine = IFDE_TxtEdtEngine::Create();
-}
-extern FX_BOOL FWL_ShowCaret(IFWL_Widget* pWidget,
-                             FX_BOOL bVisible,
-                             const CFX_RectF* pRtAnchor);
-void CFWL_EditImp::ShowCaret(FX_BOOL bVisible, CFX_RectF* pRect) {
-  if (m_pCaret) {
-    m_pCaret->ShowCaret(bVisible);
-    if (bVisible && !pRect->IsEmpty()) {
-      m_pCaret->SetWidgetRect(*pRect);
-    }
-    Repaint(&m_rtEngine);
-  } else {
-    IFWL_Widget* pOuter = m_pInterface;
-    if (bVisible) {
-      pRect->Offset(m_pProperties->m_rtWidget.left,
-                    m_pProperties->m_rtWidget.top);
-    }
-    while (pOuter->GetOuter()) {
-      pOuter = pOuter->GetOuter();
-      if (bVisible) {
-        CFX_RectF rtOuter;
-        pOuter->GetWidgetRect(rtOuter);
-        pRect->Offset(rtOuter.left, rtOuter.top);
-      }
-    }
-    FWL_ShowCaret(pOuter, bVisible, pRect);
-  }
-}
-FX_BOOL CFWL_EditImp::ValidateNumberChar(FX_WCHAR cNum) {
-  if (!m_pEdtEngine) {
-    return FALSE;
-  }
-  if (!m_bSetRange) {
-    return TRUE;
-  }
-  CFX_WideString wsOld, wsText;
-  m_pEdtEngine->GetText(wsText, 0);
-  if (wsText.IsEmpty()) {
-    if (cNum == L'0') {
-      return FALSE;
-    }
-    return TRUE;
-  }
-  int32_t caretPos = m_pEdtEngine->GetCaretPos();
-  int32_t iSel = CountSelRanges();
-  if (iSel == 0) {
-    if (cNum == L'0' && caretPos == 0) {
-      return FALSE;
-    }
-    int32_t nLen = wsText.GetLength();
-    CFX_WideString l = wsText.Mid(0, caretPos);
-    CFX_WideString r = wsText.Mid(caretPos, nLen - caretPos);
-    CFX_WideString wsNew = l + cNum + r;
-    if (wsNew.GetInteger() <= m_iMax) {
-      return TRUE;
-    }
-  } else {
-    if (wsText.GetInteger() <= m_iMax) {
-      return TRUE;
-    }
-  }
-  return FALSE;
-}
-void CFWL_EditImp::InitCaret() {
-  if (!m_pCaret) {
-    if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_InnerCaret)) {
-      CFWL_WidgetImpProperties prop;
-      m_pCaret.reset(IFWL_Caret::Create(prop, m_pInterface));
-      m_pCaret->Initialize();
-      m_pCaret->SetParent(m_pInterface);
-      m_pCaret->SetStates(m_pProperties->m_dwStates);
-    }
-  } else if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_InnerCaret) ==
-             0) {
-    m_pCaret.reset();
-  }
-}
-void CFWL_EditImp::ClearRecord() {
-  m_iCurRecord = -1;
-  m_RecordArr.RemoveAll();
-}
-void CFWL_EditImp::ProcessInsertError(int32_t iError) {
-  switch (iError) {
-    case -2: {
-      CFWL_EvtEdtTextFull textFullEvent;
-      textFullEvent.m_pSrcTarget = m_pInterface;
-      DispatchEvent(&textFullEvent);
-      break;
-    }
-    default: {}
-  }
-}
-CFWL_EditImpDelegate::CFWL_EditImpDelegate(CFWL_EditImp* pOwner)
-    : m_pOwner(pOwner) {}
-int32_t CFWL_EditImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
-  if (!pMessage)
-    return 0;
-  FX_DWORD dwMsgCode = pMessage->GetClassID();
-  int32_t iRet = 1;
-  switch (dwMsgCode) {
-    case FWL_MSGHASH_Activate: {
-      DoActivate(static_cast<CFWL_MsgActivate*>(pMessage));
-      break;
-    }
-    case FWL_MSGHASH_Deactivate: {
-      DoDeactivate(static_cast<CFWL_MsgDeactivate*>(pMessage));
-      break;
-    }
-    case FWL_MSGHASH_SetFocus:
-    case FWL_MSGHASH_KillFocus: {
-      OnFocusChanged(pMessage, dwMsgCode == FWL_MSGHASH_SetFocus);
-      break;
-    }
-    case FWL_MSGHASH_Mouse: {
-      CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage);
-      FX_DWORD dwCmd = pMsg->m_dwCmd;
-      switch (dwCmd) {
-        case FWL_MSGMOUSECMD_LButtonDown: {
-          OnLButtonDown(pMsg);
-          break;
-        }
-        case FWL_MSGMOUSECMD_LButtonUp: {
-          OnLButtonUp(pMsg);
-          break;
-        }
-        case FWL_MSGMOUSECMD_LButtonDblClk: {
-          OnButtonDblClk(pMsg);
-          break;
-        }
-        case FWL_MSGMOUSECMD_MouseMove: {
-          OnMouseMove(pMsg);
-          break;
-        }
-        case FWL_MSGMOUSECMD_RButtonDown: {
-          DoButtonDown(pMsg);
-          break;
-        }
-        default: {}
-      }
-      break;
-    }
-    case FWL_MSGHASH_Key: {
-      CFWL_MsgKey* pKey = static_cast<CFWL_MsgKey*>(pMessage);
-      FX_DWORD dwCmd = pKey->m_dwCmd;
-      if (dwCmd == FWL_MSGKEYCMD_KeyDown) {
-        OnKeyDown(pKey);
-      } else if (dwCmd == FWL_MSGKEYCMD_Char) {
-        OnChar(pKey);
-      }
-      break;
-    }
-    default: { iRet = 0; }
-  }
-  CFWL_WidgetImpDelegate::OnProcessMessage(pMessage);
-  return iRet;
-}
-FWL_ERR CFWL_EditImpDelegate::OnProcessEvent(CFWL_Event* pEvent) {
-  if (!pEvent)
-    return FWL_ERR_Indefinite;
-  FX_DWORD dwHashCode = pEvent->GetClassID();
-  if (dwHashCode != FWL_EVTHASH_Scroll) {
-    return FWL_ERR_Succeeded;
-  }
-  IFWL_Widget* pSrcTarget = pEvent->m_pSrcTarget;
-  if ((pSrcTarget == m_pOwner->m_pVertScrollBar.get() &&
-       m_pOwner->m_pVertScrollBar) ||
-      (pSrcTarget == m_pOwner->m_pHorzScrollBar.get() &&
-       m_pOwner->m_pHorzScrollBar)) {
-    CFWL_EvtScroll* pScrollEvent = static_cast<CFWL_EvtScroll*>(pEvent);
-    OnScroll(static_cast<IFWL_ScrollBar*>(pSrcTarget),
-             pScrollEvent->m_iScrollCode, pScrollEvent->m_fPos);
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_EditImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics,
-                                           const CFX_Matrix* pMatrix) {
-  return m_pOwner->DrawWidget(pGraphics, pMatrix);
-}
-void CFWL_EditImpDelegate::DoActivate(CFWL_MsgActivate* pMsg) {
-  m_pOwner->m_pProperties->m_dwStates |= ~FWL_WGTSTATE_Deactivated;
-  m_pOwner->Repaint(&m_pOwner->m_rtClient);
-}
-void CFWL_EditImpDelegate::DoDeactivate(CFWL_MsgDeactivate* pMsg) {
-  m_pOwner->m_pProperties->m_dwStates &= FWL_WGTSTATE_Deactivated;
-  m_pOwner->Repaint(&m_pOwner->m_rtClient);
-}
-void CFWL_EditImpDelegate::DoButtonDown(CFWL_MsgMouse* pMsg) {
-  if ((m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0) {
-    m_pOwner->SetFocus(TRUE);
-  }
-  if (!m_pOwner->m_pEdtEngine) {
-    m_pOwner->UpdateEditEngine();
-  }
-  IFDE_TxtEdtPage* pPage = m_pOwner->m_pEdtEngine->GetPage(0);
-  if (!pPage)
-    return;
-  CFX_PointF pt(pMsg->m_fx, pMsg->m_fy);
-  m_pOwner->DeviceToEngine(pt);
-  FX_BOOL bBefore = TRUE;
-  int32_t nIndex = pPage->GetCharIndex(pt, bBefore);
-  if (nIndex < 0) {
-    nIndex = 0;
-  }
-  m_pOwner->m_pEdtEngine->SetCaretPos(nIndex, bBefore);
-}
-void CFWL_EditImpDelegate::OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet) {
-  FX_DWORD dwStyleEx = m_pOwner->GetStylesEx();
-  FX_BOOL bRepaint = dwStyleEx & FWL_STYLEEXT_EDT_InnerCaret;
-  if (bSet) {
-    m_pOwner->m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused;
-    if (!m_pOwner->m_pEdtEngine) {
-      m_pOwner->UpdateEditEngine();
-    }
-    m_pOwner->UpdateVAlignment();
-    m_pOwner->UpdateOffset();
-    m_pOwner->UpdateCaret();
-  } else if (m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) {
-    m_pOwner->m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused;
-    m_pOwner->ShowCaret(FALSE);
-    if (m_pOwner->m_pEdtEngine &&
-        (dwStyleEx & FWL_STYLEEXT_EDT_NoHideSel) == 0) {
-      int32_t nSel = m_pOwner->CountSelRanges();
-      if (nSel > 0) {
-        m_pOwner->ClearSelections();
-        bRepaint = TRUE;
-      }
-      m_pOwner->SetCaretPos(0);
-      m_pOwner->UpdateOffset();
-    }
-    m_pOwner->ClearRecord();
-  }
-  m_pOwner->LayoutScrollBar();
-  if (bRepaint) {
-    CFX_RectF rtInvalidate;
-    rtInvalidate.Set(0, 0, m_pOwner->m_pProperties->m_rtWidget.width,
-                     m_pOwner->m_pProperties->m_rtWidget.height);
-    m_pOwner->Repaint(&rtInvalidate);
-  }
-}
-void CFWL_EditImpDelegate::OnLButtonDown(CFWL_MsgMouse* pMsg) {
-  DoCursor(pMsg);
-  if (m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) {
-    return;
-  }
-  m_pOwner->m_bLButtonDown = TRUE;
-  m_pOwner->SetGrab(TRUE);
-  DoButtonDown(pMsg);
-  int32_t nIndex = m_pOwner->m_pEdtEngine->GetCaretPos();
-  FX_BOOL bRepaint = FALSE;
-  int32_t iCount = m_pOwner->m_pEdtEngine->CountSelRanges();
-  if (iCount > 0) {
-    m_pOwner->m_pEdtEngine->ClearSelection();
-    bRepaint = TRUE;
-  }
-  FX_BOOL bShift = pMsg->m_dwFlags & FWL_KEYFLAG_Shift;
-  if (bShift && m_pOwner->m_nSelStart != nIndex) {
-    int32_t iStart = std::min(m_pOwner->m_nSelStart, nIndex);
-    int32_t iEnd = std::max(m_pOwner->m_nSelStart, nIndex);
-    m_pOwner->m_pEdtEngine->AddSelRange(iStart, iEnd - iStart);
-    bRepaint = TRUE;
-  } else {
-    m_pOwner->m_nSelStart = nIndex;
-  }
-  if (bRepaint) {
-    m_pOwner->Repaint(&m_pOwner->m_rtEngine);
-  }
-}
-void CFWL_EditImpDelegate::OnLButtonUp(CFWL_MsgMouse* pMsg) {
-  DoCursor(pMsg);
-  m_pOwner->m_bLButtonDown = FALSE;
-  m_pOwner->SetGrab(FALSE);
-}
-void CFWL_EditImpDelegate::OnButtonDblClk(CFWL_MsgMouse* pMsg) {
-  if (!m_pOwner->m_pEdtEngine)
-    return;
-  DoCursor(pMsg);
-  IFDE_TxtEdtPage* pPage = m_pOwner->m_pEdtEngine->GetPage(0);
-  if (!pPage)
-    return;
-  CFX_PointF pt(pMsg->m_fx, pMsg->m_fy);
-  m_pOwner->DeviceToEngine(pt);
-  int32_t nCount = 0;
-  int32_t nIndex = pPage->SelectWord(pt, nCount);
-  if (nIndex < 0) {
-    return;
-  }
-  m_pOwner->m_pEdtEngine->AddSelRange(nIndex, nCount);
-  m_pOwner->m_pEdtEngine->SetCaretPos(nIndex + nCount - 1, FALSE);
-  m_pOwner->Repaint(&m_pOwner->m_rtEngine);
-}
-void CFWL_EditImpDelegate::OnMouseMove(CFWL_MsgMouse* pMsg) {
-  if (!m_pOwner->m_pEdtEngine)
-    return;
-  DoCursor(pMsg);
-  if (m_pOwner->m_nSelStart == -1 || !m_pOwner->m_bLButtonDown) {
-    return;
-  }
-  IFDE_TxtEdtPage* pPage = m_pOwner->m_pEdtEngine->GetPage(0);
-  if (!pPage)
-    return;
-  CFX_PointF pt(pMsg->m_fx, pMsg->m_fy);
-  m_pOwner->DeviceToEngine(pt);
-  FX_BOOL bBefore = TRUE;
-  int32_t nIndex = pPage->GetCharIndex(pt, bBefore);
-  m_pOwner->m_pEdtEngine->SetCaretPos(nIndex, bBefore);
-  nIndex = m_pOwner->m_pEdtEngine->GetCaretPos();
-  m_pOwner->m_pEdtEngine->ClearSelection();
-  if (nIndex != m_pOwner->m_nSelStart) {
-    int32_t nLen = m_pOwner->m_pEdtEngine->GetTextLength();
-    if (m_pOwner->m_nSelStart >= nLen) {
-      m_pOwner->m_nSelStart = nLen;
-    }
-    m_pOwner->m_pEdtEngine->AddSelRange(
-        std::min(m_pOwner->m_nSelStart, nIndex),
-        FXSYS_abs(nIndex - m_pOwner->m_nSelStart));
-  }
-}
-void CFWL_EditImpDelegate::OnKeyDown(CFWL_MsgKey* pMsg) {
-  if (!m_pOwner->m_pEdtEngine)
-    return;
-  FDE_TXTEDTMOVECARET MoveCaret = MC_MoveNone;
-  FX_BOOL bShift = pMsg->m_dwFlags & FWL_KEYFLAG_Shift;
-  FX_BOOL bCtrl = pMsg->m_dwFlags & FWL_KEYFLAG_Ctrl;
-  FX_DWORD dwKeyCode = pMsg->m_dwKeyCode;
-  switch (dwKeyCode) {
-    case FWL_VKEY_Left: {
-      MoveCaret = MC_Left;
-      break;
-    }
-    case FWL_VKEY_Right: {
-      MoveCaret = MC_Right;
-      break;
-    }
-    case FWL_VKEY_Up: {
-      MoveCaret = MC_Up;
-      break;
-    }
-    case FWL_VKEY_Down: {
-      MoveCaret = MC_Down;
-      break;
-    }
-    case FWL_VKEY_Home: {
-      if (bCtrl) {
-        MoveCaret = MC_Home;
-      } else {
-        MoveCaret = MC_LineStart;
-      }
-      break;
-    }
-    case FWL_VKEY_End: {
-      if (bCtrl) {
-        MoveCaret = MC_End;
-      } else {
-        MoveCaret = MC_LineEnd;
-      }
-      break;
-    }
-    case FWL_VKEY_Insert: {
-      break;
-    }
-    case FWL_VKEY_Delete: {
-      if ((m_pOwner->m_pProperties->m_dwStyleExes &
-           FWL_STYLEEXT_EDT_ReadOnly) ||
-          (m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)) {
-        break;
-      }
-      int32_t nCaret = m_pOwner->m_pEdtEngine->GetCaretPos();
-#if (_FX_OS_ == _FX_MACOSX_)
-      m_pOwner->m_pEdtEngine->Delete(nCaret, TRUE);
-#else
-      m_pOwner->m_pEdtEngine->Delete(nCaret);
-#endif
-      break;
-    }
-    case FWL_VKEY_F2: {
-      break;
-    }
-    case FWL_VKEY_Tab: {
-      m_pOwner->DispatchKeyEvent(pMsg);
-      break;
-    }
-    default: {
-#if (_FX_OS_ == _FX_MACOSX_)
-      if (pMsg->m_dwFlags & FWL_KEYFLAG_Command) {
-#else
-      if (pMsg->m_dwFlags & FWL_KEYFLAG_Ctrl) {
-#endif
-        if (dwKeyCode == 0x43 || dwKeyCode == 0x63) {
-          m_pOwner->DoClipboard(1);
-          return;
-        }
-        if (dwKeyCode == 0x58 || dwKeyCode == 0x78) {
-          m_pOwner->DoClipboard(2);
-          return;
-        }
-        if (dwKeyCode == 0x56 || dwKeyCode == 0x76) {
-          m_pOwner->DoClipboard(3);
-          return;
-        }
-      }
-    }
-  }
-  if (MoveCaret != MC_MoveNone) {
-    m_pOwner->m_pEdtEngine->MoveCaretPos(MoveCaret, bShift, bCtrl);
-  }
-}
-void CFWL_EditImpDelegate::OnChar(CFWL_MsgKey* pMsg) {
-  if ((m_pOwner->m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ReadOnly) ||
-      (m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)) {
-    return;
-  }
-  if (!m_pOwner->m_pEdtEngine)
-    return;
-  int32_t iError = 0;
-  FX_WCHAR c = (FX_WCHAR)pMsg->m_dwKeyCode;
-  int32_t nCaret = m_pOwner->m_pEdtEngine->GetCaretPos();
-  switch (c) {
-    case FWL_VKEY_Back: {
-      m_pOwner->m_pEdtEngine->Delete(nCaret, TRUE);
-      break;
-    }
-    case 0x0A: {
-      break;
-    }
-    case FWL_VKEY_Escape: {
-      break;
-    }
-    case FWL_VKEY_Tab: {
-      iError = m_pOwner->m_pEdtEngine->Insert(nCaret, L"\t", 1);
-      break;
-    }
-    case FWL_VKEY_Return: {
-      if (m_pOwner->m_pProperties->m_dwStyleExes &
-          FWL_STYLEEXT_EDT_WantReturn) {
-        iError = m_pOwner->m_pEdtEngine->Insert(nCaret, L"\n", 1);
-      }
-      break;
-    }
-    default: {
-      if (!m_pOwner->m_pWidgetMgr->IsFormDisabled()) {
-        if (m_pOwner->m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_Number) {
-          if (((pMsg->m_dwKeyCode < FWL_VKEY_0) &&
-               (pMsg->m_dwKeyCode != 0x2E && pMsg->m_dwKeyCode != 0x2D)) ||
-              pMsg->m_dwKeyCode > FWL_VKEY_9) {
-            break;
-          }
-          if (!m_pOwner->ValidateNumberChar(c)) {
-            break;
-          }
-        }
-      }
-#if (_FX_OS_ == _FX_MACOSX_)
-      if (pMsg->m_dwFlags & FWL_KEYFLAG_Command)
-#else
-      if (pMsg->m_dwFlags & FWL_KEYFLAG_Ctrl)
-#endif
-      {
-        break;
-      }
-      iError = m_pOwner->m_pEdtEngine->Insert(nCaret, &c, 1);
-      break;
-    }
-  }
-  if (iError < 0) {
-    m_pOwner->ProcessInsertError(iError);
-  }
-}
-FX_BOOL CFWL_EditImpDelegate::OnScroll(IFWL_ScrollBar* pScrollBar,
-                                       FX_DWORD dwCode,
-                                       FX_FLOAT fPos) {
-  CFX_SizeF fs;
-  pScrollBar->GetRange(fs.x, fs.y);
-  FX_FLOAT iCurPos = pScrollBar->GetPos();
-  FX_FLOAT fStep = pScrollBar->GetStepSize();
-  switch (dwCode) {
-    case FWL_SCBCODE_Min: {
-      fPos = fs.x;
-      break;
-    }
-    case FWL_SCBCODE_Max: {
-      fPos = fs.y;
-      break;
-    }
-    case FWL_SCBCODE_StepBackward: {
-      fPos -= fStep;
-      if (fPos < fs.x + fStep / 2) {
-        fPos = fs.x;
-      }
-      break;
-    }
-    case FWL_SCBCODE_StepForward: {
-      fPos += fStep;
-      if (fPos > fs.y - fStep / 2) {
-        fPos = fs.y;
-      }
-      break;
-    }
-    case FWL_SCBCODE_PageBackward: {
-      fPos -= pScrollBar->GetPageSize();
-      if (fPos < fs.x) {
-        fPos = fs.x;
-      }
-      break;
-    }
-    case FWL_SCBCODE_PageForward: {
-      fPos += pScrollBar->GetPageSize();
-      if (fPos > fs.y) {
-        fPos = fs.y;
-      }
-      break;
-    }
-    case FWL_SCBCODE_Pos:
-    case FWL_SCBCODE_TrackPos: {
-      break;
-    }
-    case FWL_SCBCODE_EndScroll: {
-      return FALSE;
-    }
-    default: {}
-  }
-  if (iCurPos != fPos) {
-    pScrollBar->SetPos(fPos);
-    pScrollBar->SetTrackPos(fPos);
-    m_pOwner->UpdateOffset(pScrollBar, fPos - iCurPos);
-    if (m_pOwner->m_pEdtEngine) {
-      m_pOwner->UpdateCaret();
-    }
-    CFX_RectF rect;
-    m_pOwner->GetWidgetRect(rect);
-    CFX_RectF rtInvalidate;
-    rtInvalidate.Set(0, 0, rect.width + 2, rect.height + 2);
-    m_pOwner->Repaint(&rtInvalidate);
-  }
-  return TRUE;
-}
-void CFWL_EditImpDelegate::DoCursor(CFWL_MsgMouse* pMsg) {}
diff --git a/xfa/src/fwl/basewidget/fwl_editimp.h b/xfa/src/fwl/basewidget/fwl_editimp.h
deleted file mode 100644
index 6e6b35c947..0000000000
--- a/xfa/src/fwl/basewidget/fwl_editimp.h
+++ /dev/null
@@ -1,208 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef XFA_SRC_FWL_BASEWIDGET_FWL_EDITIMP_H_
-#define XFA_SRC_FWL_BASEWIDGET_FWL_EDITIMP_H_
-
-#include <memory>
-#include <vector>
-
-#include "xfa/include/fwl/basewidget/fwl_scrollbar.h"
-#include "xfa/src/fee/ifde_txtedtengine.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-class CFWL_WidgetImpProperties;
-class CFWL_WidgetImpDelegate;
-class IFWL_Caret;
-class CFWL_EditImp;
-class CFWL_EditImpDelegate;
-
-class CFWL_EditImp : public CFWL_WidgetImp, public IFDE_TxtEdtEventSink {
- public:
-  CFWL_EditImp(const CFWL_WidgetImpProperties& properties, IFWL_Widget* pOuter);
-  ~CFWL_EditImp() override;
-
-  // CFWL_WidgetImp:
-  FWL_ERR GetClassName(CFX_WideString& wsClass) const override;
-  FX_DWORD GetClassID() const override;
-  FWL_ERR Initialize() override;
-  FWL_ERR Finalize() override;
-  FWL_ERR GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE) override;
-  FWL_ERR SetWidgetRect(const CFX_RectF& rect) override;
-  FWL_ERR Update() override;
-  FX_DWORD HitTest(FX_FLOAT fx, FX_FLOAT fy) override;
-  FWL_ERR SetStates(FX_DWORD dwStates, FX_BOOL bSet = TRUE) override;
-  FWL_ERR DrawWidget(CFX_Graphics* pGraphics,
-                     const CFX_Matrix* pMatrix = NULL) override;
-  FWL_ERR SetThemeProvider(IFWL_ThemeProvider* pThemeProvider) override;
-
-  virtual FWL_ERR SetText(const CFX_WideString& wsText);
-  virtual int32_t GetTextLength() const;
-  virtual FWL_ERR GetText(CFX_WideString& wsText,
-                          int32_t nStart = 0,
-                          int32_t nCount = -1) const;
-  virtual FWL_ERR ClearText();
-  virtual int32_t GetCaretPos() const;
-  virtual int32_t SetCaretPos(int32_t nIndex, FX_BOOL bBefore = TRUE);
-  virtual FWL_ERR AddSelRange(int32_t nStart, int32_t nCount = -1);
-  virtual int32_t CountSelRanges();
-  virtual int32_t GetSelRange(int32_t nIndex, int32_t& nStart);
-  virtual FWL_ERR ClearSelections();
-  virtual int32_t GetLimit();
-  virtual FWL_ERR SetLimit(int32_t nLimit);
-  virtual FWL_ERR SetAliasChar(FX_WCHAR wAlias);
-  virtual FWL_ERR Insert(int32_t nStart, const FX_WCHAR* lpText, int32_t nLen);
-  virtual FWL_ERR DeleteSelections();
-  virtual FWL_ERR DeleteRange(int32_t nStart, int32_t nCount = -1);
-  virtual FWL_ERR ReplaceSelections(const CFX_WideStringC& wsReplace);
-  virtual FWL_ERR Replace(int32_t nStart,
-                          int32_t nLen,
-                          const CFX_WideStringC& wsReplace);
-  virtual FWL_ERR DoClipboard(int32_t iCmd);
-  virtual FX_BOOL Copy(CFX_WideString& wsCopy);
-  virtual FX_BOOL Cut(CFX_WideString& wsCut);
-  virtual FX_BOOL Paste(const CFX_WideString& wsPaste);
-  virtual FX_BOOL Delete();
-  virtual FX_BOOL Redo(const CFX_ByteStringC& bsRecord);
-  virtual FX_BOOL Undo(const CFX_ByteStringC& bsRecord);
-  virtual FX_BOOL Undo();
-  virtual FX_BOOL Redo();
-  virtual FX_BOOL CanUndo();
-  virtual FX_BOOL CanRedo();
-  virtual FWL_ERR SetTabWidth(FX_FLOAT fTabWidth, FX_BOOL bEquidistant);
-  virtual FWL_ERR SetOuter(IFWL_Widget* pOuter);
-  virtual FWL_ERR SetNumberRange(int32_t iMin, int32_t iMax);
-  void On_CaretChanged(IFDE_TxtEdtEngine* pEdit,
-                       int32_t nPage,
-                       FX_BOOL bVisible = true) override;
-  void On_TextChanged(IFDE_TxtEdtEngine* pEdit,
-                      FDE_TXTEDT_TEXTCHANGE_INFO& ChangeInfo) override;
-  void On_PageCountChanged(IFDE_TxtEdtEngine* pEdit) override {}
-  void On_SelChanged(IFDE_TxtEdtEngine* pEdit) override;
-  FX_BOOL On_PageLoad(IFDE_TxtEdtEngine* pEdit,
-                      int32_t nPageIndex,
-                      int32_t nPurpose) override;
-  FX_BOOL On_PageUnload(IFDE_TxtEdtEngine* pEdit,
-                        int32_t nPageIndex,
-                        int32_t nPurpose) override;
-  FX_BOOL On_PageChange(IFDE_TxtEdtEngine* pEdit, int32_t nPageIndex) override {
-    return TRUE;
-  }
-  void On_AddDoRecord(IFDE_TxtEdtEngine* pEdit,
-                      const CFX_ByteStringC& bsDoRecord) override;
-  FX_BOOL On_ValidateField(IFDE_TxtEdtEngine* pEdit,
-                           int32_t nBlockIndex,
-                           int32_t nFieldIndex,
-                           const CFX_WideString& wsFieldText,
-                           int32_t nCharIndex) override;
-  FX_BOOL On_ValidateBlock(IFDE_TxtEdtEngine* pEdit,
-                           int32_t nBlockIndex) override;
-  FX_BOOL On_GetBlockFormatText(IFDE_TxtEdtEngine* pEdit,
-                                int32_t nBlockIndex,
-                                CFX_WideString& wsBlockText) override;
-  FX_BOOL On_Validate(IFDE_TxtEdtEngine* pEdit,
-                      CFX_WideString& wsText) override;
-  virtual FWL_ERR SetBackgroundColor(FX_DWORD color);
-  virtual FWL_ERR SetFont(const CFX_WideString& wsFont, FX_FLOAT fSize);
-  void SetScrollOffset(FX_FLOAT fScrollOffset);
-  FX_BOOL GetSuggestWords(CFX_PointF pointf,
-                          std::vector<CFX_ByteString>& sSuggest);
-  FX_BOOL ReplaceSpellCheckWord(CFX_PointF pointf,
-                                const CFX_ByteStringC& bsReplace);
-
- protected:
-  void DrawTextBk(CFX_Graphics* pGraphics,
-                  IFWL_ThemeProvider* pTheme,
-                  const CFX_Matrix* pMatrix = NULL);
-  void DrawContent(CFX_Graphics* pGraphics,
-                   IFWL_ThemeProvider* pTheme,
-                   const CFX_Matrix* pMatrix = NULL);
-  void UpdateEditEngine();
-  void UpdateEditParams();
-  void UpdateEditLayout();
-  FX_BOOL UpdateOffset();
-  FX_BOOL UpdateOffset(IFWL_ScrollBar* pScrollBar, FX_FLOAT fPosChanged);
-  void UpdateVAlignment();
-  void UpdateCaret();
-  IFWL_ScrollBar* UpdateScroll();
-  void Layout();
-  void LayoutScrollBar();
-  void DeviceToEngine(CFX_PointF& pt);
-  void InitScrollBar(FX_BOOL bVert = TRUE);
-  void InitEngine();
-  virtual void ShowCaret(FX_BOOL bVisible, CFX_RectF* pRect = NULL);
-  FX_BOOL ValidateNumberChar(FX_WCHAR cNum);
-  void InitCaret();
-  void ClearRecord();
-  FX_BOOL IsShowScrollBar(FX_BOOL bVert);
-  FX_BOOL IsContentHeightOverflow();
-  int32_t AddDoRecord(const CFX_ByteStringC& bsDoRecord);
-  void ProcessInsertError(int32_t iError);
-
-  void DrawSpellCheck(CFX_Graphics* pGraphics,
-                      const CFX_Matrix* pMatrix = NULL);
-  void AddSpellCheckObj(CFX_Path& PathData,
-                        int32_t nStart,
-                        int32_t nCount,
-                        FX_FLOAT fOffSetX,
-                        FX_FLOAT fOffSetY);
-  int32_t GetWordAtPoint(CFX_PointF pointf, int32_t& nCount);
-  CFX_RectF m_rtClient;
-  CFX_RectF m_rtEngine;
-  CFX_RectF m_rtStatic;
-  FX_FLOAT m_fVAlignOffset;
-  FX_FLOAT m_fScrollOffsetX;
-  FX_FLOAT m_fScrollOffsetY;
-  IFDE_TxtEdtEngine* m_pEdtEngine;
-  FX_BOOL m_bLButtonDown;
-  int32_t m_nSelStart;
-  int32_t m_nLimit;
-  FX_FLOAT m_fSpaceAbove;
-  FX_FLOAT m_fSpaceBelow;
-  FX_FLOAT m_fFontSize;
-  FX_ARGB m_argbSel;
-  FX_BOOL m_bSetRange;
-  int32_t m_iMin;
-  int32_t m_iMax;
-  std::unique_ptr<IFWL_ScrollBar> m_pVertScrollBar;
-  std::unique_ptr<IFWL_ScrollBar> m_pHorzScrollBar;
-  std::unique_ptr<IFWL_Caret> m_pCaret;
-  CFX_WideString m_wsCache;
-  friend class CFWL_TxtEdtEventSink;
-  friend class CFWL_EditImpDelegate;
-  FX_DWORD m_backColor;
-  FX_BOOL m_updateBackColor;
-  CFX_WideString m_wsFont;
-  CFX_ByteStringArray m_RecordArr;
-  int32_t m_iCurRecord;
-  int32_t m_iMaxRecord;
-};
-
-class CFWL_EditImpDelegate : public CFWL_WidgetImpDelegate {
- public:
-  CFWL_EditImpDelegate(CFWL_EditImp* pOwner);
-  int32_t OnProcessMessage(CFWL_Message* pMessage) override;
-  FWL_ERR OnProcessEvent(CFWL_Event* pEvent) override;
-  FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
-                       const CFX_Matrix* pMatrix = NULL) override;
-
- protected:
-  void DoActivate(CFWL_MsgActivate* pMsg);
-  void DoDeactivate(CFWL_MsgDeactivate* pMsg);
-  void DoButtonDown(CFWL_MsgMouse* pMsg);
-  void OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
-  void OnLButtonDown(CFWL_MsgMouse* pMsg);
-  void OnLButtonUp(CFWL_MsgMouse* pMsg);
-  void OnButtonDblClk(CFWL_MsgMouse* pMsg);
-  void OnMouseMove(CFWL_MsgMouse* pMsg);
-  void OnKeyDown(CFWL_MsgKey* pMsg);
-  void OnChar(CFWL_MsgKey* pMsg);
-  FX_BOOL OnScroll(IFWL_ScrollBar* pScrollBar, FX_DWORD dwCode, FX_FLOAT fPos);
-  void DoCursor(CFWL_MsgMouse* pMsg);
-  CFWL_EditImp* m_pOwner;
-};
-
-#endif  // XFA_SRC_FWL_BASEWIDGET_FWL_EDITIMP_H_
diff --git a/xfa/src/fwl/basewidget/fwl_formproxyimp.cpp b/xfa/src/fwl/basewidget/fwl_formproxyimp.cpp
deleted file mode 100644
index 3985f00b77..0000000000
--- a/xfa/src/fwl/basewidget/fwl_formproxyimp.cpp
+++ /dev/null
@@ -1,55 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "xfa/src/fwl/basewidget/fwl_formproxyimp.h"
-
-#include "xfa/src/fwl/core/fwl_formimp.h"
-#include "xfa/src/fwl/core/fwl_noteimp.h"
-#include "xfa/src/fwl/core/fwl_panelimp.h"
-#include "xfa/src/fwl/core/fwl_targetimp.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-CFWL_FormProxyImp::CFWL_FormProxyImp(const CFWL_WidgetImpProperties& properties,
-                                     IFWL_Widget* pOuter)
-    : CFWL_FormImp(properties, pOuter) {}
-CFWL_FormProxyImp::~CFWL_FormProxyImp() {}
-FWL_ERR CFWL_FormProxyImp::GetClassName(CFX_WideString& wsClass) const {
-  wsClass = FWL_CLASS_FormProxy;
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_FormProxyImp::GetClassID() const {
-  return FWL_CLASSHASH_FormProxy;
-}
-FX_BOOL CFWL_FormProxyImp::IsInstance(const CFX_WideStringC& wsClass) const {
-  if (wsClass == CFX_WideStringC(FWL_CLASS_FormProxy)) {
-    return TRUE;
-  }
-  return CFWL_FormImp::IsInstance(wsClass);
-}
-FWL_ERR CFWL_FormProxyImp::Initialize() {
-  if (CFWL_WidgetImp::Initialize() != FWL_ERR_Succeeded)
-    return FWL_ERR_Indefinite;
-  m_pDelegate = new CFWL_FormProxyImpDelegate(this);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_FormProxyImp::Finalize() {
-  delete m_pDelegate;
-  m_pDelegate = nullptr;
-  return CFWL_WidgetImp::Finalize();
-}
-FWL_ERR CFWL_FormProxyImp::Update() {
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_FormProxyImp::DrawWidget(CFX_Graphics* pGraphics,
-                                      const CFX_Matrix* pMatrix) {
-  return FWL_ERR_Succeeded;
-}
-CFWL_FormProxyImpDelegate::CFWL_FormProxyImpDelegate(CFWL_FormProxyImp* pOwner)
-    : m_pOwner(pOwner) {}
-int32_t CFWL_FormProxyImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
-  IFWL_WidgetDelegate* pDelegate = m_pOwner->m_pOuter->SetDelegate(NULL);
-  return pDelegate->OnProcessMessage(pMessage);
-}
diff --git a/xfa/src/fwl/basewidget/fwl_formproxyimp.h b/xfa/src/fwl/basewidget/fwl_formproxyimp.h
deleted file mode 100644
index 56ef05360c..0000000000
--- a/xfa/src/fwl/basewidget/fwl_formproxyimp.h
+++ /dev/null
@@ -1,42 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef XFA_SRC_FWL_BASEWIDGET_FWL_FORMPROXYIMP_H_
-#define XFA_SRC_FWL_BASEWIDGET_FWL_FORMPROXYIMP_H_
-
-#include "xfa/src/fwl/core/fwl_formimp.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-class CFWL_WidgetImpProperties;
-class CFWL_FormProxyImpDelegate;
-
-class CFWL_FormProxyImp : public CFWL_FormImp {
- public:
-  CFWL_FormProxyImp(const CFWL_WidgetImpProperties& properties,
-                    IFWL_Widget* pOuter);
-  ~CFWL_FormProxyImp();
-  virtual FWL_ERR GetClassName(CFX_WideString& wsClass) const;
-  virtual FX_DWORD GetClassID() const;
-  virtual FX_BOOL IsInstance(const CFX_WideStringC& wsClass) const;
-  virtual FWL_ERR Initialize();
-  virtual FWL_ERR Finalize();
-  virtual FWL_ERR Update();
-  virtual FWL_ERR DrawWidget(CFX_Graphics* pGraphics,
-                             const CFX_Matrix* pMatrix = NULL);
-
- protected:
-  friend class CFWL_FormProxyImpDelegate;
-};
-class CFWL_FormProxyImpDelegate : public CFWL_WidgetImpDelegate {
- public:
-  CFWL_FormProxyImpDelegate(CFWL_FormProxyImp* pOwner);
-  int32_t OnProcessMessage(CFWL_Message* pMessage) override;
-
- protected:
-  CFWL_FormProxyImp* m_pOwner;
-};
-
-#endif  // XFA_SRC_FWL_BASEWIDGET_FWL_FORMPROXYIMP_H_
diff --git a/xfa/src/fwl/basewidget/fwl_listboximp.cpp b/xfa/src/fwl/basewidget/fwl_listboximp.cpp
deleted file mode 100644
index aac2d27bdf..0000000000
--- a/xfa/src/fwl/basewidget/fwl_listboximp.cpp
+++ /dev/null
@@ -1,1241 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "xfa/src/fwl/basewidget/fwl_listboximp.h"
-
-#include "xfa/include/fwl/core/fwl_theme.h"
-#include "xfa/src/fde/tto/fde_textout.h"
-#include "xfa/src/fwl/basewidget/fwl_comboboximp.h"
-#include "xfa/src/fwl/basewidget/fwl_scrollbarimp.h"
-#include "xfa/src/fwl/core/fwl_noteimp.h"
-#include "xfa/src/fwl/core/fwl_targetimp.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-#define FWL_LISTBOX_ItemTextMargin 2
-
-// static
-IFWL_ListBox* IFWL_ListBox::Create(const CFWL_WidgetImpProperties& properties,
-                                   IFWL_Widget* pOuter) {
-  IFWL_ListBox* pListBox = new IFWL_ListBox;
-  CFWL_ListBoxImp* pListBoxImpl = new CFWL_ListBoxImp(properties, pOuter);
-  pListBox->SetImpl(pListBoxImpl);
-  pListBoxImpl->SetInterface(pListBox);
-  return pListBox;
-}
-// static
-IFWL_ListBox* IFWL_ListBox::CreateComboList(
-    const CFWL_WidgetImpProperties& properties,
-    IFWL_Widget* pOuter) {
-  IFWL_ListBox* pListBox = new IFWL_ListBox;
-  CFWL_ListBoxImp* pComboListImpl = new CFWL_ComboListImp(properties, pOuter);
-  pListBox->SetImpl(pComboListImpl);
-  pComboListImpl->SetInterface(pListBox);
-  return pListBox;
-}
-IFWL_ListBox::IFWL_ListBox() {}
-int32_t IFWL_ListBox::CountSelItems() {
-  return static_cast<CFWL_ListBoxImp*>(GetImpl())->CountSelItems();
-}
-FWL_HLISTITEM IFWL_ListBox::GetSelItem(int32_t nIndexSel) {
-  return static_cast<CFWL_ListBoxImp*>(GetImpl())->GetSelItem(nIndexSel);
-}
-int32_t IFWL_ListBox::GetSelIndex(int32_t nIndex) {
-  return static_cast<CFWL_ListBoxImp*>(GetImpl())->GetSelIndex(nIndex);
-}
-FWL_ERR IFWL_ListBox::SetSelItem(FWL_HLISTITEM hItem, FX_BOOL bSelect) {
-  return static_cast<CFWL_ListBoxImp*>(GetImpl())->SetSelItem(hItem, bSelect);
-}
-FWL_ERR IFWL_ListBox::GetItemText(FWL_HLISTITEM hItem, CFX_WideString& wsText) {
-  return static_cast<CFWL_ListBoxImp*>(GetImpl())->GetItemText(hItem, wsText);
-}
-FWL_ERR IFWL_ListBox::GetScrollPos(FX_FLOAT& fPos, FX_BOOL bVert) {
-  return static_cast<CFWL_ListBoxImp*>(GetImpl())->GetScrollPos(fPos, bVert);
-}
-FWL_ERR* IFWL_ListBox::Sort(IFWL_ListBoxCompare* pCom) {
-  return static_cast<CFWL_ListBoxImp*>(GetImpl())->Sort(pCom);
-}
-
-CFWL_ListBoxImp::CFWL_ListBoxImp(const CFWL_WidgetImpProperties& properties,
-                                 IFWL_Widget* pOuter)
-    : CFWL_WidgetImp(properties, pOuter),
-      m_dwTTOStyles(0),
-      m_iTTOAligns(0),
-      m_hAnchor(NULL),
-      m_fScorllBarWidth(0),
-      m_bLButtonDown(FALSE),
-      m_pScrollBarTP(NULL) {
-  m_rtClient.Reset();
-  m_rtConent.Reset();
-  m_rtStatic.Reset();
-}
-CFWL_ListBoxImp::~CFWL_ListBoxImp() {}
-FWL_ERR CFWL_ListBoxImp::GetClassName(CFX_WideString& wsClass) const {
-  wsClass = FWL_CLASS_ListBox;
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_ListBoxImp::GetClassID() const {
-  return FWL_CLASSHASH_ListBox;
-}
-FWL_ERR CFWL_ListBoxImp::Initialize() {
-  if (CFWL_WidgetImp::Initialize() != FWL_ERR_Succeeded)
-    return FWL_ERR_Indefinite;
-  m_pDelegate = new CFWL_ListBoxImpDelegate(this);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ListBoxImp::Finalize() {
-  if (m_pVertScrollBar) {
-    m_pVertScrollBar->Finalize();
-  }
-  if (m_pHorzScrollBar) {
-    m_pHorzScrollBar->Finalize();
-  }
-  delete m_pDelegate;
-  m_pDelegate = nullptr;
-  return CFWL_WidgetImp::Finalize();
-}
-FWL_ERR CFWL_ListBoxImp::GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize) {
-  if (bAutoSize) {
-    rect.Set(0, 0, 0, 0);
-    if (!m_pProperties->m_pThemeProvider) {
-      m_pProperties->m_pThemeProvider = GetAvailableTheme();
-    }
-    CFX_SizeF fs = CalcSize(TRUE);
-    rect.Set(0, 0, fs.x, fs.y);
-    CFWL_WidgetImp::GetWidgetRect(rect, TRUE);
-  } else {
-    rect = m_pProperties->m_rtWidget;
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ListBoxImp::Update() {
-  if (IsLocked()) {
-    return FWL_ERR_Indefinite;
-  }
-  if (!m_pProperties->m_pThemeProvider) {
-    m_pProperties->m_pThemeProvider = GetAvailableTheme();
-  }
-  m_iTTOAligns = FDE_TTOALIGNMENT_Center;
-  switch (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_LTB_AlignMask) {
-    case FWL_STYLEEXT_LTB_LeftAlign: {
-      m_iTTOAligns = FDE_TTOALIGNMENT_CenterLeft;
-      break;
-    }
-    case FWL_STYLEEXT_LTB_RightAlign: {
-      m_iTTOAligns = FDE_TTOALIGNMENT_CenterRight;
-      break;
-    }
-    case FWL_STYLEEXT_LTB_CenterAlign:
-    default: { m_iTTOAligns = FDE_TTOALIGNMENT_Center; }
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_WGTSTYLE_RTLReading) {
-    m_dwTTOStyles |= FDE_TTOSTYLE_RTL;
-  }
-  m_dwTTOStyles |= FDE_TTOSTYLE_SingleLine;
-  m_fScorllBarWidth = GetScrollWidth();
-  SortItem();
-  CalcSize();
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_ListBoxImp::HitTest(FX_FLOAT fx, FX_FLOAT fy) {
-  if (IsShowScrollBar(FALSE)) {
-    CFX_RectF rect;
-    m_pHorzScrollBar->GetWidgetRect(rect);
-    if (rect.Contains(fx, fy)) {
-      return FWL_WGTHITTEST_HScrollBar;
-    }
-  }
-  if (IsShowScrollBar(TRUE)) {
-    CFX_RectF rect;
-    m_pVertScrollBar->GetWidgetRect(rect);
-    if (rect.Contains(fx, fy)) {
-      return FWL_WGTHITTEST_VScrollBar;
-    }
-  }
-  if (m_rtClient.Contains(fx, fy)) {
-    return FWL_WGTHITTEST_Client;
-  }
-  return FWL_WGTHITTEST_Unknown;
-}
-FWL_ERR CFWL_ListBoxImp::DrawWidget(CFX_Graphics* pGraphics,
-                                    const CFX_Matrix* pMatrix) {
-  if (!pGraphics)
-    return FWL_ERR_Indefinite;
-  if (!m_pProperties->m_pThemeProvider)
-    return FWL_ERR_Indefinite;
-  IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
-  pGraphics->SaveGraphState();
-  if (HasBorder()) {
-    DrawBorder(pGraphics, FWL_PART_LTB_Border, pTheme, pMatrix);
-  }
-  if (HasEdge()) {
-    DrawEdge(pGraphics, FWL_PART_LTB_Edge, pTheme, pMatrix);
-  }
-  CFX_RectF rtClip(m_rtConent);
-  if (IsShowScrollBar(FALSE)) {
-    rtClip.height -= m_fScorllBarWidth;
-  }
-  if (IsShowScrollBar(TRUE)) {
-    rtClip.width -= m_fScorllBarWidth;
-  }
-  if (pMatrix) {
-    pMatrix->TransformRect(rtClip);
-  }
-  pGraphics->SetClipRect(rtClip);
-  if ((m_pProperties->m_dwStyles & FWL_WGTSTYLE_NoBackground) == 0) {
-    DrawBkground(pGraphics, pTheme, pMatrix);
-  }
-  DrawItems(pGraphics, pTheme, pMatrix);
-  pGraphics->RestoreGraphState();
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ListBoxImp::SetThemeProvider(IFWL_ThemeProvider* pThemeProvider) {
-  if (!pThemeProvider)
-    return FWL_ERR_Indefinite;
-  if (!pThemeProvider->IsValidWidget(m_pInterface)) {
-    m_pScrollBarTP = pThemeProvider;
-    return FWL_ERR_Succeeded;
-  }
-  m_pProperties->m_pThemeProvider = pThemeProvider;
-  return FWL_ERR_Succeeded;
-}
-int32_t CFWL_ListBoxImp::CountSelItems() {
-  if (!m_pProperties->m_pDataProvider)
-    return 0;
-  int32_t iRet = 0;
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  int32_t iCount = pData->CountItems(m_pInterface);
-  for (int32_t i = 0; i < iCount; i++) {
-    FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, i);
-    if (!hItem) {
-      continue;
-    }
-    FX_DWORD dwStyle = pData->GetItemStyles(m_pInterface, hItem);
-    if (dwStyle & FWL_ITEMSTATE_LTB_Selected) {
-      iRet++;
-    }
-  }
-  return iRet;
-}
-FWL_HLISTITEM CFWL_ListBoxImp::GetSelItem(int32_t nIndexSel) {
-  if (!m_pProperties->m_pDataProvider)
-    return NULL;
-  int32_t index = 0;
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  int32_t iCount = pData->CountItems(m_pInterface);
-  for (int32_t i = 0; i < iCount; i++) {
-    FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, i);
-    if (!hItem) {
-      return NULL;
-    }
-    FX_DWORD dwStyle = pData->GetItemStyles(m_pInterface, hItem);
-    if (dwStyle & FWL_ITEMSTATE_LTB_Selected) {
-      if (index == nIndexSel) {
-        return hItem;
-      } else {
-        index++;
-      }
-    }
-  }
-  return NULL;
-}
-int32_t CFWL_ListBoxImp::GetSelIndex(int32_t nIndex) {
-  if (!m_pProperties->m_pDataProvider)
-    return -1;
-  int32_t index = 0;
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  int32_t iCount = pData->CountItems(m_pInterface);
-  for (int32_t i = 0; i < iCount; i++) {
-    FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, i);
-    if (!hItem) {
-      return -1;
-    }
-    FX_DWORD dwStyle = pData->GetItemStyles(m_pInterface, hItem);
-    if (dwStyle & FWL_ITEMSTATE_LTB_Selected) {
-      if (index == nIndex) {
-        return i;
-      } else {
-        index++;
-      }
-    }
-  }
-  return -1;
-}
-FWL_ERR CFWL_ListBoxImp::SetSelItem(FWL_HLISTITEM hItem, FX_BOOL bSelect) {
-  if (!m_pProperties->m_pDataProvider)
-    return FWL_ERR_Indefinite;
-  if (!hItem) {
-    if (bSelect) {
-      SelectAll();
-    } else {
-      ClearSelection();
-      SetFocusItem(NULL);
-    }
-    return FWL_ERR_Indefinite;
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_LTB_MultiSelection) {
-    SetSelectionDirect(hItem, bSelect);
-  } else {
-    SetSelection(hItem, hItem, bSelect);
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ListBoxImp::GetItemText(FWL_HLISTITEM hItem,
-                                     CFX_WideString& wsText) {
-  if (!m_pProperties->m_pDataProvider)
-    return FWL_ERR_Indefinite;
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  if (!hItem)
-    return FWL_ERR_Indefinite;
-  pData->GetItemText(m_pInterface, hItem, wsText);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ListBoxImp::GetScrollPos(FX_FLOAT& fPos, FX_BOOL bVert) {
-  if ((bVert && IsShowScrollBar(TRUE)) || (!bVert && IsShowScrollBar(FALSE))) {
-    IFWL_ScrollBar* pScrollBar =
-        bVert ? m_pVertScrollBar.get() : m_pHorzScrollBar.get();
-    fPos = pScrollBar->GetPos();
-    return FWL_ERR_Succeeded;
-  }
-  return FWL_ERR_Indefinite;
-}
-FWL_ERR* CFWL_ListBoxImp::Sort(IFWL_ListBoxCompare* pCom) {
-  FWL_HLISTITEM hTemp;
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  int32_t sz = pData->CountItems(m_pInterface);
-  for (int32_t i = 0; i < sz - 1; i++) {
-    for (int32_t j = i + 1; j < sz; j++) {
-      if (pCom->Compare(pData->GetItem(m_pInterface, i),
-                        pData->GetItem(m_pInterface, j)) > 0) {
-        hTemp = pData->GetItem(m_pInterface, i);
-        pData->SetItemIndex(m_pInterface, pData->GetItem(m_pInterface, j), i);
-        pData->SetItemIndex(m_pInterface, hTemp, j);
-      }
-    }
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_HLISTITEM CFWL_ListBoxImp::GetItem(FWL_HLISTITEM hItem,
-                                       FX_DWORD dwKeyCode) {
-  FWL_HLISTITEM hRet = NULL;
-  switch (dwKeyCode) {
-    case FWL_VKEY_Up:
-    case FWL_VKEY_Down:
-    case FWL_VKEY_Home:
-    case FWL_VKEY_End: {
-      const bool bUp = dwKeyCode == FWL_VKEY_Up;
-      const bool bDown = dwKeyCode == FWL_VKEY_Down;
-      const bool bHome = dwKeyCode == FWL_VKEY_Home;
-      IFWL_ListBoxDP* pData =
-          static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-      int32_t iDstItem = -1;
-      if (bUp || bDown) {
-        int32_t index = pData->GetItemIndex(m_pInterface, hItem);
-        iDstItem = dwKeyCode == FWL_VKEY_Up ? index - 1 : index + 1;
-      } else if (bHome) {
-        iDstItem = 0;
-      } else {
-        int32_t iCount = pData->CountItems(m_pInterface);
-        iDstItem = iCount - 1;
-      }
-      hRet = pData->GetItem(m_pInterface, iDstItem);
-      break;
-    }
-    default: {}
-  }
-  return hRet;
-}
-void CFWL_ListBoxImp::SetSelection(FWL_HLISTITEM hStart,
-                                   FWL_HLISTITEM hEnd,
-                                   FX_BOOL bSelected) {
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  int32_t iStart = pData->GetItemIndex(m_pInterface, hStart);
-  int32_t iEnd = pData->GetItemIndex(m_pInterface, hEnd);
-  if (iStart > iEnd) {
-    int32_t iTemp = iStart;
-    iStart = iEnd;
-    iEnd = iTemp;
-  }
-  if (bSelected) {
-    int32_t iCount = pData->CountItems(m_pInterface);
-    for (int32_t i = 0; i < iCount; i++) {
-      FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, i);
-      SetSelectionDirect(hItem, FALSE);
-    }
-  }
-  for (; iStart <= iEnd; iStart++) {
-    FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, iStart);
-    SetSelectionDirect(hItem, bSelected);
-  }
-}
-void CFWL_ListBoxImp::SetSelectionDirect(FWL_HLISTITEM hItem, FX_BOOL bSelect) {
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  FX_DWORD dwOldStyle = pData->GetItemStyles(m_pInterface, hItem);
-  bSelect ? dwOldStyle |= FWL_ITEMSTATE_LTB_Selected
-          : dwOldStyle &= ~FWL_ITEMSTATE_LTB_Selected;
-  pData->SetItemStyles(m_pInterface, hItem, dwOldStyle);
-}
-FX_BOOL CFWL_ListBoxImp::IsItemSelected(FWL_HLISTITEM hItem) {
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  FX_DWORD dwState = pData->GetItemStyles(m_pInterface, hItem);
-  return (dwState & FWL_ITEMSTATE_LTB_Selected) != 0;
-}
-void CFWL_ListBoxImp::ClearSelection() {
-  FX_BOOL bMulti =
-      m_pProperties->m_dwStyleExes & FWL_STYLEEXT_LTB_MultiSelection;
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  int32_t iCount = pData->CountItems(m_pInterface);
-  for (int32_t i = 0; i < iCount; i++) {
-    FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, i);
-    FX_DWORD dwState = pData->GetItemStyles(m_pInterface, hItem);
-    FX_BOOL bFindSel = dwState & FWL_ITEMSTATE_LTB_Selected;
-    if (!bFindSel) {
-      continue;
-    }
-    SetSelectionDirect(hItem, FALSE);
-    if (!bMulti) {
-      return;
-    }
-  }
-}
-void CFWL_ListBoxImp::SelectAll() {
-  FX_BOOL bMulti =
-      m_pProperties->m_dwStyleExes & FWL_STYLEEXT_LTB_MultiSelection;
-  if (!bMulti) {
-    return;
-  }
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  int32_t iCount = pData->CountItems(m_pInterface);
-  if (iCount > 0) {
-    FWL_HLISTITEM hItemStart = pData->GetItem(m_pInterface, 0);
-    FWL_HLISTITEM hItemEnd = pData->GetItem(m_pInterface, iCount - 1);
-    SetSelection(hItemStart, hItemEnd, FALSE);
-  }
-}
-FWL_HLISTITEM CFWL_ListBoxImp::GetFocusedItem() {
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  int32_t iCount = pData->CountItems(m_pInterface);
-  for (int32_t i = 0; i < iCount; i++) {
-    FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, i);
-    if (!hItem)
-      return NULL;
-    if (pData->GetItemStyles(m_pInterface, hItem) & FWL_ITEMSTATE_LTB_Focused) {
-      return hItem;
-    }
-  }
-  return NULL;
-}
-void CFWL_ListBoxImp::SetFocusItem(FWL_HLISTITEM hItem) {
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  FWL_HLISTITEM hFocus = GetFocusedItem();
-  if (hItem != hFocus) {
-    if (hFocus) {
-      FX_DWORD dwStyle = pData->GetItemStyles(m_pInterface, hFocus);
-      dwStyle &= ~FWL_ITEMSTATE_LTB_Focused;
-      pData->SetItemStyles(m_pInterface, hFocus, dwStyle);
-    }
-    if (hItem) {
-      FX_DWORD dwStyle = pData->GetItemStyles(m_pInterface, hItem);
-      dwStyle |= FWL_ITEMSTATE_LTB_Focused;
-      pData->SetItemStyles(m_pInterface, hItem, dwStyle);
-    }
-  }
-}
-FWL_HLISTITEM CFWL_ListBoxImp::GetItemAtPoint(FX_FLOAT fx, FX_FLOAT fy) {
-  fx -= m_rtConent.left, fy -= m_rtConent.top;
-  FX_FLOAT fPosX = 0.0f;
-  if (m_pHorzScrollBar) {
-    fPosX = m_pHorzScrollBar->GetPos();
-  }
-  FX_FLOAT fPosY = 0.0;
-  if (m_pVertScrollBar) {
-    fPosY = m_pVertScrollBar->GetPos();
-  }
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  int32_t nCount = pData->CountItems(m_pInterface);
-  for (int32_t i = 0; i < nCount; i++) {
-    FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, i);
-    if (!hItem) {
-      continue;
-    }
-    CFX_RectF rtItem;
-    pData->GetItemRect(m_pInterface, hItem, rtItem);
-    rtItem.Offset(-fPosX, -fPosY);
-    if (rtItem.Contains(fx, fy)) {
-      return hItem;
-    }
-  }
-  return NULL;
-}
-FX_BOOL CFWL_ListBoxImp::GetItemCheckRect(FWL_HLISTITEM hItem,
-                                          CFX_RectF& rtCheck) {
-  if (!m_pProperties->m_pDataProvider)
-    return FALSE;
-  if (!(m_pProperties->m_dwStyleExes & FWL_STYLEEXT_LTB_Check)) {
-    return FALSE;
-  }
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  pData->GetItemCheckRect(m_pInterface, hItem, rtCheck);
-  return TRUE;
-}
-FX_BOOL CFWL_ListBoxImp::GetItemChecked(FWL_HLISTITEM hItem) {
-  if (!m_pProperties->m_pDataProvider)
-    return FALSE;
-  if (!(m_pProperties->m_dwStyleExes & FWL_STYLEEXT_LTB_Check)) {
-    return FALSE;
-  }
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  return (pData->GetItemCheckState(m_pInterface, hItem) &
-          FWL_ITEMSTATE_LTB_Checked);
-}
-FX_BOOL CFWL_ListBoxImp::SetItemChecked(FWL_HLISTITEM hItem, FX_BOOL bChecked) {
-  if (!m_pProperties->m_pDataProvider)
-    return FALSE;
-  if (!(m_pProperties->m_dwStyleExes & FWL_STYLEEXT_LTB_Check)) {
-    return FALSE;
-  }
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  pData->SetItemCheckState(m_pInterface, hItem,
-                           bChecked ? FWL_ITEMSTATE_LTB_Checked : 0);
-  return TRUE;
-}
-FX_BOOL CFWL_ListBoxImp::ScrollToVisible(FWL_HLISTITEM hItem) {
-  if (!m_pVertScrollBar)
-    return FALSE;
-  CFX_RectF rtItem;
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  pData->GetItemRect(m_pInterface, hItem, rtItem);
-  FX_BOOL bScroll = FALSE;
-  FX_FLOAT fPosY = m_pVertScrollBar->GetPos();
-  rtItem.Offset(0, -fPosY + m_rtConent.top);
-  if (rtItem.top < m_rtConent.top) {
-    fPosY += rtItem.top - m_rtConent.top;
-    bScroll = TRUE;
-  } else if (rtItem.bottom() > m_rtConent.bottom()) {
-    fPosY += rtItem.bottom() - m_rtConent.bottom();
-    bScroll = TRUE;
-  }
-  if (!bScroll) {
-    return FALSE;
-  }
-  m_pVertScrollBar->SetPos(fPosY);
-  m_pVertScrollBar->SetTrackPos(fPosY);
-  Repaint(&m_rtClient);
-  return TRUE;
-}
-void CFWL_ListBoxImp::DrawBkground(CFX_Graphics* pGraphics,
-                                   IFWL_ThemeProvider* pTheme,
-                                   const CFX_Matrix* pMatrix) {
-  if (!pGraphics)
-    return;
-  if (!pTheme)
-    return;
-  CFWL_ThemeBackground param;
-  param.m_pWidget = m_pInterface;
-  param.m_iPart = FWL_PART_LTB_Background;
-  param.m_dwStates = 0;
-  param.m_pGraphics = pGraphics;
-  param.m_matrix.Concat(*pMatrix);
-  param.m_rtPart = m_rtClient;
-  if (IsShowScrollBar(FALSE) && IsShowScrollBar(TRUE)) {
-    param.m_pData = &m_rtStatic;
-  }
-  if (!IsEnabled()) {
-    param.m_dwStates = FWL_PARTSTATE_LTB_Disabled;
-  }
-  pTheme->DrawBackground(&param);
-}
-void CFWL_ListBoxImp::DrawItems(CFX_Graphics* pGraphics,
-                                IFWL_ThemeProvider* pTheme,
-                                const CFX_Matrix* pMatrix) {
-  FX_FLOAT fPosX = 0.0f;
-  if (m_pHorzScrollBar) {
-    fPosX = m_pHorzScrollBar->GetPos();
-  }
-  FX_FLOAT fPosY = 0.0f;
-  if (m_pVertScrollBar) {
-    fPosY = m_pVertScrollBar->GetPos();
-  }
-  CFX_RectF rtView(m_rtConent);
-  if (m_pHorzScrollBar) {
-    rtView.height -= m_fScorllBarWidth;
-  }
-  if (m_pVertScrollBar) {
-    rtView.width -= m_fScorllBarWidth;
-  }
-  FX_BOOL bMultiCol =
-      m_pProperties->m_dwStyleExes & FWL_STYLEEXT_LTB_MultiColumn;
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  int32_t iCount = pData->CountItems(m_pInterface);
-  for (int32_t i = 0; i < iCount; i++) {
-    FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, i);
-    if (!hItem) {
-      continue;
-    }
-    CFX_RectF rtItem;
-    pData->GetItemRect(m_pInterface, hItem, rtItem);
-    rtItem.Offset(m_rtConent.left - fPosX, m_rtConent.top - fPosY);
-    if (rtItem.bottom() < m_rtConent.top) {
-      continue;
-    }
-    if (rtItem.top >= m_rtConent.bottom()) {
-      break;
-    }
-    if (bMultiCol && rtItem.left > m_rtConent.right()) {
-      break;
-    }
-    if (GetStylesEx() & FWL_STYLEEXT_LTB_OwnerDraw) {
-      CFWL_EvtLtbDrawItem ev;
-      ev.m_pSrcTarget = m_pInterface;
-      ev.m_pGraphics = pGraphics;
-      ev.m_matrix = *pMatrix;
-      ev.m_index = i;
-      ev.m_rect = rtItem;
-      DispatchEvent(&ev);
-    } else {
-      DrawItem(pGraphics, pTheme, hItem, i, rtItem, pMatrix);
-    }
-  }
-}
-void CFWL_ListBoxImp::DrawItem(CFX_Graphics* pGraphics,
-                               IFWL_ThemeProvider* pTheme,
-                               FWL_HLISTITEM hItem,
-                               int32_t Index,
-                               const CFX_RectF& rtItem,
-                               const CFX_Matrix* pMatrix) {
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  FX_DWORD dwItemStyles = pData->GetItemStyles(m_pInterface, hItem);
-  FX_DWORD dwPartStates = FWL_PARTSTATE_LTB_Normal;
-  if (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) {
-    dwPartStates = FWL_PARTSTATE_LTB_Disabled;
-  } else if (dwItemStyles & FWL_ITEMSTATE_LTB_Selected) {
-    dwPartStates = FWL_PARTSTATE_LTB_Selected;
-  }
-  if (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused &&
-      dwItemStyles & FWL_ITEMSTATE_LTB_Focused) {
-    dwPartStates |= FWL_PARTSTATE_LTB_Focused;
-  }
-  FWL_ListBoxItemData itemData;
-  itemData.pDataProvider = pData;
-  itemData.iIndex = Index;
-  {
-    CFWL_ThemeBackground param;
-    param.m_pWidget = m_pInterface;
-    param.m_iPart = FWL_PART_LTB_ListItem;
-    param.m_dwStates = dwPartStates;
-    param.m_pGraphics = pGraphics;
-    param.m_matrix.Concat(*pMatrix);
-    param.m_rtPart = rtItem;
-    param.m_dwData = (FX_DWORD)(uintptr_t)(&itemData);
-    CFX_RectF rtFocus(rtItem);
-    param.m_pData = &rtFocus;
-    if (m_pVertScrollBar && !m_pHorzScrollBar &&
-        (dwPartStates & FWL_PARTSTATE_LTB_Focused)) {
-      param.m_rtPart.left += 1;
-      param.m_rtPart.width -= (m_fScorllBarWidth + 1);
-      rtFocus.Deflate(0.5, 0.5, 1 + m_fScorllBarWidth, 1);
-    }
-    pTheme->DrawBackground(&param);
-  }
-  {
-    FX_BOOL bHasIcon = GetStylesEx() & FWL_STYLEEXT_LTB_Icon;
-    if (bHasIcon) {
-      CFX_RectF rtDIB;
-      CFX_DIBitmap* pDib = pData->GetItemIcon(m_pInterface, hItem);
-      rtDIB.Set(rtItem.left, rtItem.top, rtItem.height, rtItem.height);
-      if (pDib) {
-        CFWL_ThemeBackground param;
-        param.m_pWidget = m_pInterface;
-        param.m_iPart = FWL_PART_LTB_Icon;
-        param.m_pGraphics = pGraphics;
-        param.m_matrix.Concat(*pMatrix);
-        param.m_rtPart = rtDIB;
-        param.m_dwData = (FX_DWORD)(uintptr_t)(&itemData);
-        param.m_pImage = pDib;
-        pTheme->DrawBackground(&param);
-      }
-    }
-    FX_BOOL bHasCheck = GetStylesEx() & FWL_STYLEEXT_LTB_Check;
-    if (bHasCheck) {
-      CFX_RectF rtCheck;
-      rtCheck.Set(rtItem.left, rtItem.top, rtItem.height, rtItem.height);
-      rtCheck.Deflate(2, 2, 2, 2);
-      pData->SetItemCheckRect(m_pInterface, hItem, rtCheck);
-      CFWL_ThemeBackground param;
-      param.m_pWidget = m_pInterface;
-      param.m_iPart = FWL_PART_LTB_Check;
-      param.m_pGraphics = pGraphics;
-      if (GetItemChecked(hItem)) {
-        param.m_dwStates = FWL_PARTSTATE_LTB_Checked;
-      } else {
-        param.m_dwStates = FWL_PARTSTATE_LTB_UnChecked;
-      }
-      param.m_matrix.Concat(*pMatrix);
-      param.m_rtPart = rtCheck;
-      param.m_dwData = (FX_DWORD)(uintptr_t)(&itemData);
-      pTheme->DrawBackground(&param);
-    }
-    CFX_WideString wsText;
-    pData->GetItemText(m_pInterface, hItem, wsText);
-    if (wsText.GetLength() <= 0) {
-      return;
-    }
-    CFX_RectF rtText(rtItem);
-    rtText.Deflate(FWL_LISTBOX_ItemTextMargin, FWL_LISTBOX_ItemTextMargin);
-    if (bHasIcon || bHasCheck) {
-      rtText.Deflate(rtItem.height, 0, 0, 0);
-    }
-    CFWL_ThemeText textParam;
-    textParam.m_pWidget = m_pInterface;
-    textParam.m_iPart = FWL_PART_LTB_ListItem;
-    textParam.m_dwStates = dwPartStates;
-    textParam.m_pGraphics = pGraphics;
-    textParam.m_matrix.Concat(*pMatrix);
-    textParam.m_rtPart = rtText;
-    textParam.m_wsText = wsText;
-    textParam.m_dwTTOStyles = m_dwTTOStyles;
-    textParam.m_iTTOAlign = m_iTTOAligns;
-    textParam.m_dwData = (FX_DWORD)(uintptr_t)(&itemData);
-    pTheme->DrawText(&textParam);
-  }
-}
-CFX_SizeF CFWL_ListBoxImp::CalcSize(FX_BOOL bAutoSize) {
-  CFX_SizeF fs;
-  if (!m_pProperties->m_pThemeProvider)
-    return fs;
-
-  GetClientRect(m_rtClient);
-  m_rtConent = m_rtClient;
-  CFX_RectF rtUIMargin;
-  rtUIMargin.Set(0, 0, 0, 0);
-  if (!m_pOuter) {
-    CFX_RectF* pUIMargin =
-        static_cast<CFX_RectF*>(GetThemeCapacity(FWL_WGTCAPACITY_UIMargin));
-    if (pUIMargin) {
-      m_rtConent.Deflate(pUIMargin->left, pUIMargin->top, pUIMargin->width,
-                         pUIMargin->height);
-    }
-  }
-  FX_FLOAT fWidth = 0;
-  if (m_pProperties->m_pThemeProvider->IsCustomizedLayout(m_pInterface)) {
-    IFWL_ListBoxDP* pData =
-        static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-    if (!bAutoSize) {
-    }
-    int32_t iCount = pData->CountItems(m_pInterface);
-    for (int32_t i = 0; i < iCount; i++) {
-      FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, i);
-      CFWL_ThemePart itemPart;
-      itemPart.m_pWidget = m_pInterface;
-      itemPart.m_iPart = FWL_PART_LTB_ListItem;
-      itemPart.m_pData = m_pProperties->m_pDataProvider;
-      itemPart.m_dwData = i;
-      CFX_RectF r;
-      m_pProperties->m_pThemeProvider->GetPartRect(&itemPart, r);
-      if (!bAutoSize) {
-        CFX_RectF rtItem;
-        rtItem.Set(m_rtClient.left, m_rtClient.top + fs.y, r.width, r.height);
-        IFWL_ListBoxDP* pData =
-            static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-        pData->SetItemRect(m_pInterface, hItem, rtItem);
-      }
-      fs.y += r.height;
-      if (fs.x < r.width) {
-        fs.x = r.width;
-        fWidth = r.width;
-      }
-    }
-  } else {
-    fWidth = GetMaxTextWidth();
-    fWidth += 2 * FWL_LISTBOX_ItemTextMargin;
-    if (!bAutoSize) {
-      FX_FLOAT fActualWidth =
-          m_rtClient.width - rtUIMargin.left - rtUIMargin.width;
-      if (fWidth < fActualWidth) {
-        fWidth = fActualWidth;
-      }
-    }
-    IFWL_ListBoxDP* pData =
-        static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-    m_fItemHeight = GetItemHeigt();
-    FX_BOOL bHasIcon;
-    bHasIcon = GetStylesEx() & FWL_STYLEEXT_LTB_Icon;
-    if (bHasIcon) {
-      fWidth += m_fItemHeight;
-    }
-    int32_t iCount = pData->CountItems(m_pInterface);
-    for (int32_t i = 0; i < iCount; i++) {
-      FWL_HLISTITEM htem = pData->GetItem(m_pInterface, i);
-      GetItemSize(fs, htem, fWidth, m_fItemHeight, bAutoSize);
-    }
-  }
-  if (bAutoSize) {
-    return fs;
-  }
-  FX_FLOAT iWidth = m_rtClient.width - rtUIMargin.left - rtUIMargin.width;
-  FX_FLOAT iHeight = m_rtClient.height;
-  FX_BOOL bShowVertScr =
-      (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_LTB_ShowScrollBarAlaways) &&
-      (m_pProperties->m_dwStyles & FWL_WGTSTYLE_VScroll);
-  FX_BOOL bShowHorzScr =
-      (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_LTB_ShowScrollBarAlaways) &&
-      (m_pProperties->m_dwStyles & FWL_WGTSTYLE_HScroll);
-  if (!bShowVertScr && m_pProperties->m_dwStyles & FWL_WGTSTYLE_VScroll &&
-      (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_LTB_MultiColumn) == 0) {
-    bShowVertScr = (fs.y > iHeight);
-  }
-  if (!bShowHorzScr && m_pProperties->m_dwStyles & FWL_WGTSTYLE_HScroll) {
-    bShowHorzScr = (fs.x > iWidth);
-  }
-  CFX_SizeF szRange;
-  if (bShowVertScr) {
-    if (!m_pVertScrollBar) {
-      InitScrollBar();
-    }
-    CFX_RectF rtScrollBar;
-    rtScrollBar.Set(m_rtClient.right() - m_fScorllBarWidth, m_rtClient.top,
-                    m_fScorllBarWidth, m_rtClient.height - 1);
-    if (bShowHorzScr) {
-      rtScrollBar.height -= m_fScorllBarWidth;
-    }
-    m_pVertScrollBar->SetWidgetRect(rtScrollBar);
-    szRange.x = 0, szRange.y = fs.y - m_rtConent.height;
-    if (szRange.y < m_fItemHeight) {
-      szRange.y = m_fItemHeight;
-    }
-    m_pVertScrollBar->SetRange(szRange.x, szRange.y);
-    m_pVertScrollBar->SetPageSize(rtScrollBar.height * 9 / 10);
-    m_pVertScrollBar->SetStepSize(m_fItemHeight);
-    FX_FLOAT fPos = m_pVertScrollBar->GetPos();
-    if (fPos < 0) {
-      fPos = 0;
-    }
-    if (fPos > szRange.y) {
-      fPos = szRange.y;
-    }
-    m_pVertScrollBar->SetPos(fPos);
-    m_pVertScrollBar->SetTrackPos(fPos);
-    if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_LTB_ShowScrollBarFocus) ==
-            0 ||
-        (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused)) {
-      m_pVertScrollBar->SetStates(FWL_WGTSTATE_Invisible, FALSE);
-    }
-    m_pVertScrollBar->Update();
-  } else if (m_pVertScrollBar) {
-    m_pVertScrollBar->SetPos(0);
-    m_pVertScrollBar->SetTrackPos(0);
-    m_pVertScrollBar->SetStates(FWL_WGTSTATE_Invisible, TRUE);
-  }
-  if (bShowHorzScr) {
-    if (!m_pHorzScrollBar) {
-      InitScrollBar(FALSE);
-    }
-    CFX_RectF rtScrollBar;
-    rtScrollBar.Set(m_rtClient.left, m_rtClient.bottom() - m_fScorllBarWidth,
-                    m_rtClient.width, m_fScorllBarWidth);
-    if (bShowVertScr) {
-      rtScrollBar.width -= m_fScorllBarWidth;
-    }
-    m_pHorzScrollBar->SetWidgetRect(rtScrollBar);
-    szRange.x = 0, szRange.y = fs.x - rtScrollBar.width;
-    m_pHorzScrollBar->SetRange(szRange.x, szRange.y);
-    m_pHorzScrollBar->SetPageSize(fWidth * 9 / 10);
-    m_pHorzScrollBar->SetStepSize(fWidth / 10);
-    FX_FLOAT fPos = m_pHorzScrollBar->GetPos();
-    if (fPos < 0) {
-      fPos = 0;
-    }
-    if (fPos > szRange.y) {
-      fPos = szRange.y;
-    }
-    m_pHorzScrollBar->SetPos(fPos);
-    m_pHorzScrollBar->SetTrackPos(fPos);
-    if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_LTB_ShowScrollBarFocus) ==
-            0 ||
-        (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused)) {
-      m_pHorzScrollBar->SetStates(FWL_WGTSTATE_Invisible, FALSE);
-    }
-    m_pHorzScrollBar->Update();
-  } else if (m_pHorzScrollBar) {
-    m_pHorzScrollBar->SetPos(0);
-    m_pHorzScrollBar->SetTrackPos(0);
-    m_pHorzScrollBar->SetStates(FWL_WGTSTATE_Invisible, TRUE);
-  }
-  if (bShowVertScr && bShowHorzScr) {
-    m_rtStatic.Set(m_rtClient.right() - m_fScorllBarWidth,
-                   m_rtClient.bottom() - m_fScorllBarWidth, m_fScorllBarWidth,
-                   m_fScorllBarWidth);
-  }
-  return fs;
-}
-void CFWL_ListBoxImp::GetItemSize(CFX_SizeF& size,
-                                  FWL_HLISTITEM hItem,
-                                  FX_FLOAT fWidth,
-                                  FX_FLOAT m_fItemHeight,
-                                  FX_BOOL bAutoSize) {
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_LTB_MultiColumn) {
-  } else {
-    if (!bAutoSize) {
-      CFX_RectF rtItem;
-      rtItem.Set(0, size.y, fWidth, m_fItemHeight);
-      IFWL_ListBoxDP* pData =
-          static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-      pData->SetItemRect(m_pInterface, hItem, rtItem);
-    }
-    size.x = fWidth;
-    size.y += m_fItemHeight;
-  }
-}
-FX_FLOAT CFWL_ListBoxImp::GetMaxTextWidth() {
-  FX_FLOAT fRet = 0.0f;
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
-  int32_t iCount = pData->CountItems(m_pInterface);
-  for (int32_t i = 0; i < iCount; i++) {
-    FWL_HLISTITEM hItem = pData->GetItem(m_pInterface, i);
-    if (!hItem) {
-      continue;
-    }
-    CFX_WideString wsText;
-    pData->GetItemText(m_pInterface, hItem, wsText);
-    CFX_SizeF sz = CalcTextSize(wsText, m_pProperties->m_pThemeProvider);
-    if (sz.x > fRet) {
-      fRet = sz.x;
-    }
-  }
-  return fRet;
-}
-FX_FLOAT CFWL_ListBoxImp::GetScrollWidth() {
-  FX_FLOAT* pfWidth =
-      static_cast<FX_FLOAT*>(GetThemeCapacity(FWL_WGTCAPACITY_ScrollBarWidth));
-  if (!pfWidth)
-    return 0;
-  return *pfWidth;
-}
-FX_FLOAT CFWL_ListBoxImp::GetItemHeigt() {
-  FX_FLOAT* pfFont =
-      static_cast<FX_FLOAT*>(GetThemeCapacity(FWL_WGTCAPACITY_FontSize));
-  if (!pfFont)
-    return 20;
-  return *pfFont + 2 * FWL_LISTBOX_ItemTextMargin;
-}
-void CFWL_ListBoxImp::InitScrollBar(FX_BOOL bVert) {
-  if ((bVert && m_pVertScrollBar) || (!bVert && m_pHorzScrollBar)) {
-    return;
-  }
-  CFWL_WidgetImpProperties prop;
-  prop.m_dwStyleExes = bVert ? FWL_STYLEEXT_SCB_Vert : FWL_STYLEEXT_SCB_Horz;
-  prop.m_dwStates = FWL_WGTSTATE_Invisible;
-  prop.m_pParent = m_pInterface;
-  prop.m_pThemeProvider = m_pScrollBarTP;
-  IFWL_ScrollBar* pScrollBar = IFWL_ScrollBar::Create(prop, m_pInterface);
-  pScrollBar->Initialize();
-  (bVert ? &m_pVertScrollBar : &m_pHorzScrollBar)->reset(pScrollBar);
-}
-void CFWL_ListBoxImp::SortItem() {}
-FX_BOOL CFWL_ListBoxImp::IsShowScrollBar(FX_BOOL bVert) {
-  IFWL_ScrollBar* pScrollbar =
-      bVert ? m_pVertScrollBar.get() : m_pHorzScrollBar.get();
-  if (!pScrollbar || (pScrollbar->GetStates() & FWL_WGTSTATE_Invisible)) {
-    return FALSE;
-  }
-  return !(m_pProperties->m_dwStyleExes &
-           FWL_STYLEEXT_LTB_ShowScrollBarFocus) ||
-         (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused);
-}
-void CFWL_ListBoxImp::ProcessSelChanged() {
-  CFWL_EvtLtbSelChanged selEvent;
-  selEvent.m_pSrcTarget = m_pInterface;
-  CFX_Int32Array arrSels;
-  int32_t iCount = CountSelItems();
-  for (int32_t i = 0; i < iCount; i++) {
-    FWL_HLISTITEM item = GetSelItem(i);
-    if (item == NULL) {
-      continue;
-    }
-    selEvent.iarraySels.Add(i);
-  }
-  DispatchEvent(&selEvent);
-}
-CFWL_ListBoxImpDelegate::CFWL_ListBoxImpDelegate(CFWL_ListBoxImp* pOwner)
-    : m_pOwner(pOwner) {}
-int32_t CFWL_ListBoxImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
-  if (!pMessage)
-    return 0;
-  if (!m_pOwner->IsEnabled()) {
-    return 1;
-  }
-  FX_DWORD dwMsgCode = pMessage->GetClassID();
-  int32_t iRet = 1;
-  switch (dwMsgCode) {
-    case FWL_MSGHASH_SetFocus:
-    case FWL_MSGHASH_KillFocus: {
-      OnFocusChanged(pMessage, dwMsgCode == FWL_MSGHASH_SetFocus);
-      break;
-    }
-    case FWL_MSGHASH_Mouse: {
-      CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage);
-      FX_DWORD dwCmd = pMsg->m_dwCmd;
-      switch (dwCmd) {
-        case FWL_MSGMOUSECMD_LButtonDown: {
-          OnLButtonDown(pMsg);
-          break;
-        }
-        case FWL_MSGMOUSECMD_LButtonUp: {
-          OnLButtonUp(pMsg);
-          break;
-        }
-        default: {}
-      }
-      break;
-    }
-    case FWL_MSGHASH_MouseWheel: {
-      OnMouseWheel(static_cast<CFWL_MsgMouseWheel*>(pMessage));
-      break;
-    }
-    case FWL_MSGHASH_Key: {
-      CFWL_MsgKey* pMsg = static_cast<CFWL_MsgKey*>(pMessage);
-      if (pMsg->m_dwCmd == FWL_MSGKEYCMD_KeyDown)
-        OnKeyDown(pMsg);
-      break;
-    }
-    default: { iRet = 0; }
-  }
-  CFWL_WidgetImpDelegate::OnProcessMessage(pMessage);
-  return iRet;
-}
-FWL_ERR CFWL_ListBoxImpDelegate::OnProcessEvent(CFWL_Event* pEvent) {
-  if (!pEvent)
-    return FWL_ERR_Indefinite;
-  if (pEvent->GetClassID() != FWL_EVTHASH_Scroll) {
-    return FWL_ERR_Succeeded;
-  }
-  IFWL_Widget* pSrcTarget = pEvent->m_pSrcTarget;
-  if ((pSrcTarget == m_pOwner->m_pVertScrollBar.get() &&
-       m_pOwner->m_pVertScrollBar) ||
-      (pSrcTarget == m_pOwner->m_pHorzScrollBar.get() &&
-       m_pOwner->m_pHorzScrollBar)) {
-    CFWL_EvtScroll* pScrollEvent = static_cast<CFWL_EvtScroll*>(pEvent);
-    OnScroll(static_cast<IFWL_ScrollBar*>(pSrcTarget),
-             pScrollEvent->m_iScrollCode, pScrollEvent->m_fPos);
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ListBoxImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics,
-                                              const CFX_Matrix* pMatrix) {
-  return m_pOwner->DrawWidget(pGraphics, pMatrix);
-}
-void CFWL_ListBoxImpDelegate::OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet) {
-  if (m_pOwner->GetStylesEx() & FWL_STYLEEXT_LTB_ShowScrollBarFocus) {
-    if (m_pOwner->m_pVertScrollBar) {
-      m_pOwner->m_pVertScrollBar->SetStates(FWL_WGTSTATE_Invisible, !bSet);
-    }
-    if (m_pOwner->m_pHorzScrollBar) {
-      m_pOwner->m_pHorzScrollBar->SetStates(FWL_WGTSTATE_Invisible, !bSet);
-    }
-  }
-  if (bSet) {
-    m_pOwner->m_pProperties->m_dwStates |= (FWL_WGTSTATE_Focused);
-  } else {
-    m_pOwner->m_pProperties->m_dwStates &= ~(FWL_WGTSTATE_Focused);
-  }
-  m_pOwner->Repaint(&m_pOwner->m_rtClient);
-}
-void CFWL_ListBoxImpDelegate::OnLButtonDown(CFWL_MsgMouse* pMsg) {
-  m_pOwner->m_bLButtonDown = TRUE;
-  if ((m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0) {
-    m_pOwner->SetFocus(TRUE);
-  }
-  FWL_HLISTITEM hItem = m_pOwner->GetItemAtPoint(pMsg->m_fx, pMsg->m_fy);
-  if (!hItem) {
-    return;
-  }
-  if (m_pOwner->m_pProperties->m_dwStyleExes &
-      FWL_STYLEEXT_LTB_MultiSelection) {
-    if (pMsg->m_dwFlags & FWL_KEYFLAG_Ctrl) {
-      FX_BOOL bSelected = m_pOwner->IsItemSelected(hItem);
-      m_pOwner->SetSelectionDirect(hItem, !bSelected);
-      m_pOwner->m_hAnchor = hItem;
-    } else if (pMsg->m_dwFlags & FWL_KEYFLAG_Shift) {
-      if (m_pOwner->m_hAnchor) {
-        m_pOwner->SetSelection(m_pOwner->m_hAnchor, hItem, TRUE);
-      } else {
-        m_pOwner->SetSelectionDirect(hItem, TRUE);
-      }
-    } else {
-      m_pOwner->SetSelection(hItem, hItem, TRUE);
-      m_pOwner->m_hAnchor = hItem;
-    }
-  } else {
-    m_pOwner->SetSelection(hItem, hItem, TRUE);
-  }
-  if (m_pOwner->m_pProperties->m_dwStyleExes & FWL_STYLEEXT_LTB_Check) {
-    FWL_HLISTITEM hSelectedItem =
-        m_pOwner->GetItemAtPoint(pMsg->m_fx, pMsg->m_fy);
-    CFX_RectF rtCheck;
-    m_pOwner->GetItemCheckRect(hSelectedItem, rtCheck);
-    FX_BOOL bChecked = m_pOwner->GetItemChecked(hItem);
-    if (rtCheck.Contains(pMsg->m_fx, pMsg->m_fy)) {
-      if (bChecked) {
-        m_pOwner->SetItemChecked(hItem, FALSE);
-      } else {
-        m_pOwner->SetItemChecked(hItem, TRUE);
-      }
-      m_pOwner->Update();
-    }
-  }
-  m_pOwner->SetFocusItem(hItem);
-  m_pOwner->ScrollToVisible(hItem);
-  m_pOwner->SetGrab(TRUE);
-  m_pOwner->ProcessSelChanged();
-  m_pOwner->Repaint(&m_pOwner->m_rtClient);
-}
-void CFWL_ListBoxImpDelegate::OnLButtonUp(CFWL_MsgMouse* pMsg) {
-  if (m_pOwner->m_bLButtonDown) {
-    m_pOwner->m_bLButtonDown = FALSE;
-    m_pOwner->SetGrab(FALSE);
-    DispatchSelChangedEv();
-  }
-}
-void CFWL_ListBoxImpDelegate::OnMouseWheel(CFWL_MsgMouseWheel* pMsg) {
-  if (!m_pOwner->IsShowScrollBar(TRUE)) {
-    return;
-  }
-  IFWL_WidgetDelegate* pDelegate =
-      m_pOwner->m_pVertScrollBar->SetDelegate(NULL);
-  pDelegate->OnProcessMessage(pMsg);
-}
-void CFWL_ListBoxImpDelegate::OnKeyDown(CFWL_MsgKey* pMsg) {
-  FX_DWORD dwKeyCode = pMsg->m_dwKeyCode;
-  switch (dwKeyCode) {
-    case FWL_VKEY_Tab:
-    case FWL_VKEY_Up:
-    case FWL_VKEY_Down:
-    case FWL_VKEY_Home:
-    case FWL_VKEY_End: {
-      FWL_HLISTITEM hItem = m_pOwner->GetFocusedItem();
-      hItem = m_pOwner->GetItem(hItem, dwKeyCode);
-      FX_BOOL bShift = pMsg->m_dwFlags & FWL_KEYFLAG_Shift;
-      FX_BOOL bCtrl = pMsg->m_dwFlags & FWL_KEYFLAG_Ctrl;
-      OnVK(hItem, bShift, bCtrl);
-      DispatchSelChangedEv();
-      m_pOwner->ProcessSelChanged();
-      break;
-    }
-    default: {}
-  }
-}
-void CFWL_ListBoxImpDelegate::OnVK(FWL_HLISTITEM hItem,
-                                   FX_BOOL bShift,
-                                   FX_BOOL bCtrl) {
-  if (!hItem) {
-    return;
-  }
-  if (m_pOwner->m_pProperties->m_dwStyleExes &
-      FWL_STYLEEXT_LTB_MultiSelection) {
-    if (bCtrl) {
-    } else if (bShift) {
-      if (m_pOwner->m_hAnchor) {
-        m_pOwner->SetSelection(m_pOwner->m_hAnchor, hItem, TRUE);
-      } else {
-        m_pOwner->SetSelectionDirect(hItem, TRUE);
-      }
-    } else {
-      m_pOwner->SetSelection(hItem, hItem, TRUE);
-      m_pOwner->m_hAnchor = hItem;
-    }
-  } else {
-    m_pOwner->SetSelection(hItem, hItem, TRUE);
-  }
-  m_pOwner->SetFocusItem(hItem);
-  m_pOwner->ScrollToVisible(hItem);
-  {
-    CFX_RectF rtInvalidate;
-    rtInvalidate.Set(0, 0, m_pOwner->m_pProperties->m_rtWidget.width,
-                     m_pOwner->m_pProperties->m_rtWidget.height);
-    m_pOwner->Repaint(&rtInvalidate);
-  }
-}
-FX_BOOL CFWL_ListBoxImpDelegate::OnScroll(IFWL_ScrollBar* pScrollBar,
-                                          FX_DWORD dwCode,
-                                          FX_FLOAT fPos) {
-  CFX_SizeF fs;
-  pScrollBar->GetRange(fs.x, fs.y);
-  FX_FLOAT iCurPos = pScrollBar->GetPos();
-  FX_FLOAT fStep = pScrollBar->GetStepSize();
-  switch (dwCode) {
-    case FWL_SCBCODE_Min: {
-      fPos = fs.x;
-      break;
-    }
-    case FWL_SCBCODE_Max: {
-      fPos = fs.y;
-      break;
-    }
-    case FWL_SCBCODE_StepBackward: {
-      fPos -= fStep;
-      if (fPos < fs.x + fStep / 2) {
-        fPos = fs.x;
-      }
-      break;
-    }
-    case FWL_SCBCODE_StepForward: {
-      fPos += fStep;
-      if (fPos > fs.y - fStep / 2) {
-        fPos = fs.y;
-      }
-      break;
-    }
-    case FWL_SCBCODE_PageBackward: {
-      fPos -= pScrollBar->GetPageSize();
-      if (fPos < fs.x) {
-        fPos = fs.x;
-      }
-      break;
-    }
-    case FWL_SCBCODE_PageForward: {
-      fPos += pScrollBar->GetPageSize();
-      if (fPos > fs.y) {
-        fPos = fs.y;
-      }
-      break;
-    }
-    case FWL_SCBCODE_Pos:
-    case FWL_SCBCODE_TrackPos:
-      break;
-    case FWL_SCBCODE_EndScroll:
-      return FALSE;
-  }
-  if (iCurPos != fPos) {
-    pScrollBar->SetPos(fPos);
-    pScrollBar->SetTrackPos(fPos);
-    m_pOwner->Repaint(&m_pOwner->m_rtClient);
-  }
-  return TRUE;
-}
-void CFWL_ListBoxImpDelegate::DispatchSelChangedEv() {
-  CFWL_EvtLtbSelChanged ev;
-  ev.m_pSrcTarget = m_pOwner->m_pInterface;
-  m_pOwner->DispatchEvent(&ev);
-}
diff --git a/xfa/src/fwl/basewidget/fwl_listboximp.h b/xfa/src/fwl/basewidget/fwl_listboximp.h
deleted file mode 100644
index 614b76c495..0000000000
--- a/xfa/src/fwl/basewidget/fwl_listboximp.h
+++ /dev/null
@@ -1,121 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef XFA_SRC_FWL_BASEWIDGET_FWL_LISTBOXIMP_H_
-#define XFA_SRC_FWL_BASEWIDGET_FWL_LISTBOXIMP_H_
-
-#include <memory>
-
-#include "xfa/include/fwl/basewidget/fwl_combobox.h"
-#include "xfa/include/fwl/basewidget/fwl_edit.h"
-#include "xfa/include/fwl/basewidget/fwl_listbox.h"
-#include "xfa/include/fwl/basewidget/fwl_scrollbar.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-class CFWL_ListBoxImpDelegate;
-
-class CFWL_ListBoxImp : public CFWL_WidgetImp {
- public:
-  CFWL_ListBoxImp(const CFWL_WidgetImpProperties& properties,
-                  IFWL_Widget* pOuter);
-  ~CFWL_ListBoxImp();
-  virtual FWL_ERR GetClassName(CFX_WideString& wsClass) const;
-  virtual FX_DWORD GetClassID() const;
-  virtual FWL_ERR Initialize();
-  virtual FWL_ERR Finalize();
-  virtual FWL_ERR GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE);
-  virtual FWL_ERR Update();
-  virtual FX_DWORD HitTest(FX_FLOAT fx, FX_FLOAT fy);
-  virtual FWL_ERR DrawWidget(CFX_Graphics* pGraphics,
-                             const CFX_Matrix* pMatrix = NULL);
-  virtual FWL_ERR SetThemeProvider(IFWL_ThemeProvider* pThemeProvider);
-  virtual int32_t CountSelItems();
-  virtual FWL_HLISTITEM GetSelItem(int32_t nIndexSel);
-  virtual int32_t GetSelIndex(int32_t nIndex);
-  virtual FWL_ERR SetSelItem(FWL_HLISTITEM hItem, FX_BOOL bSelect = TRUE);
-  virtual FWL_ERR GetItemText(FWL_HLISTITEM hItem, CFX_WideString& wsText);
-  virtual FWL_ERR GetScrollPos(FX_FLOAT& fPos, FX_BOOL bVert = TRUE);
-  virtual FWL_ERR* Sort(IFWL_ListBoxCompare* pCom);
-
- protected:
-  FWL_HLISTITEM GetItem(FWL_HLISTITEM hItem, FX_DWORD dwKeyCode);
-  void SetSelection(FWL_HLISTITEM hStart,
-                    FWL_HLISTITEM hEnd,
-                    FX_BOOL bSelected);
-  void SetSelectionDirect(FWL_HLISTITEM hItem, FX_BOOL bSelect);
-  FX_BOOL IsItemSelected(FWL_HLISTITEM hItem);
-  void ClearSelection();
-  void SelectAll();
-  FWL_HLISTITEM GetFocusedItem();
-  void SetFocusItem(FWL_HLISTITEM hItem);
-  FWL_HLISTITEM GetItemAtPoint(FX_FLOAT fx, FX_FLOAT fy);
-  FX_BOOL GetItemCheckRect(FWL_HLISTITEM hItem, CFX_RectF& rtCheck);
-  FX_BOOL SetItemChecked(FWL_HLISTITEM hItem, FX_BOOL bChecked);
-  FX_BOOL GetItemChecked(FWL_HLISTITEM hItem);
-  FX_BOOL ScrollToVisible(FWL_HLISTITEM hItem);
-  void DrawBkground(CFX_Graphics* pGraphics,
-                    IFWL_ThemeProvider* pTheme,
-                    const CFX_Matrix* pMatrix = NULL);
-  void DrawItems(CFX_Graphics* pGraphics,
-                 IFWL_ThemeProvider* pTheme,
-                 const CFX_Matrix* pMatrix = NULL);
-  void DrawItem(CFX_Graphics* pGraphics,
-                IFWL_ThemeProvider* pTheme,
-                FWL_HLISTITEM hItem,
-                int32_t Index,
-                const CFX_RectF& rtItem,
-                const CFX_Matrix* pMatrix = NULL);
-  void DrawStatic(CFX_Graphics* pGraphics, IFWL_ThemeProvider* pTheme);
-  CFX_SizeF CalcSize(FX_BOOL bAutoSize = FALSE);
-  void GetItemSize(CFX_SizeF& size,
-                   FWL_HLISTITEM hItem,
-                   FX_FLOAT fWidth,
-                   FX_FLOAT fHeight,
-                   FX_BOOL bAutoSize = FALSE);
-  FX_FLOAT GetMaxTextWidth();
-  FX_FLOAT GetScrollWidth();
-  FX_FLOAT GetItemHeigt();
-  void InitScrollBar(FX_BOOL bVert = TRUE);
-  void SortItem();
-  FX_BOOL IsShowScrollBar(FX_BOOL bVert);
-  void ProcessSelChanged();
-
- protected:
-  CFX_RectF m_rtClient;
-  CFX_RectF m_rtStatic;
-  CFX_RectF m_rtConent;
-  std::unique_ptr<IFWL_ScrollBar> m_pHorzScrollBar;
-  std::unique_ptr<IFWL_ScrollBar> m_pVertScrollBar;
-  FX_DWORD m_dwTTOStyles;
-  int32_t m_iTTOAligns;
-  FWL_HLISTITEM m_hAnchor;
-  FX_FLOAT m_fItemHeight;
-  FX_FLOAT m_fScorllBarWidth;
-  FX_BOOL m_bLButtonDown;
-  IFWL_ThemeProvider* m_pScrollBarTP;
-  friend class CFWL_ListBoxImpDelegate;
-};
-class CFWL_ListBoxImpDelegate : public CFWL_WidgetImpDelegate {
- public:
-  CFWL_ListBoxImpDelegate(CFWL_ListBoxImp* pOwner);
-  int32_t OnProcessMessage(CFWL_Message* pMessage) override;
-  FWL_ERR OnProcessEvent(CFWL_Event* pEvent) override;
-  FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
-                       const CFX_Matrix* pMatrix = NULL) override;
-
- protected:
-  void OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
-  void OnLButtonDown(CFWL_MsgMouse* pMsg);
-  void OnLButtonUp(CFWL_MsgMouse* pMsg);
-  void OnMouseWheel(CFWL_MsgMouseWheel* pMsg);
-  void OnKeyDown(CFWL_MsgKey* pMsg);
-  void OnVK(FWL_HLISTITEM hItem, FX_BOOL bShift, FX_BOOL bCtrl);
-  FX_BOOL OnScroll(IFWL_ScrollBar* pScrollBar, FX_DWORD dwCode, FX_FLOAT fPos);
-  void DispatchSelChangedEv();
-  CFWL_ListBoxImp* m_pOwner;
-};
-
-#endif  // XFA_SRC_FWL_BASEWIDGET_FWL_LISTBOXIMP_H_
diff --git a/xfa/src/fwl/basewidget/fwl_monthcalendarimp.cpp b/xfa/src/fwl/basewidget/fwl_monthcalendarimp.cpp
deleted file mode 100644
index 8bea9f1a11..0000000000
--- a/xfa/src/fwl/basewidget/fwl_monthcalendarimp.cpp
+++ /dev/null
@@ -1,1098 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "xfa/src/fwl/basewidget/fwl_monthcalendarimp.h"
-
-#include <algorithm>
-
-#include "xfa/include/fwl/basewidget/fwl_monthcalendar.h"
-#include "xfa/include/fwl/core/fwl_theme.h"
-#include "xfa/src/fde/tto/fde_textout.h"
-#include "xfa/src/fwl/core/fwl_noteimp.h"
-#include "xfa/src/fwl/core/fwl_targetimp.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-#define MONTHCAL_HSEP_HEIGHT 1
-#define MONTHCAL_VSEP_WIDTH 1
-#define MONTHCAL_HMARGIN 3
-#define MONTHCAL_VMARGIN 2
-#define MONTHCAL_ROWS 9
-#define MONTHCAL_COLUMNS 7
-#define MONTHCAL_HEADER_BTN_VMARGIN 7
-#define MONTHCAL_HEADER_BTN_HMARGIN 5
-
-// static
-IFWL_MonthCalendar* IFWL_MonthCalendar::Create(
-    const CFWL_WidgetImpProperties& properties,
-    IFWL_Widget* pOuter) {
-  IFWL_MonthCalendar* pMonthCalendar = new IFWL_MonthCalendar;
-  CFWL_MonthCalendarImp* pMonthCalendarImpl =
-      new CFWL_MonthCalendarImp(properties, pOuter);
-  pMonthCalendar->SetImpl(pMonthCalendarImpl);
-  pMonthCalendarImpl->SetInterface(pMonthCalendar);
-  return pMonthCalendar;
-}
-IFWL_MonthCalendar::IFWL_MonthCalendar() {}
-int32_t IFWL_MonthCalendar::CountSelect() {
-  return static_cast<CFWL_MonthCalendarImp*>(GetImpl())->CountSelect();
-}
-FX_BOOL IFWL_MonthCalendar::GetSelect(int32_t& iYear,
-                                      int32_t& iMonth,
-                                      int32_t& iDay,
-                                      int32_t nIndex) {
-  return static_cast<CFWL_MonthCalendarImp*>(GetImpl())
-      ->GetSelect(iYear, iMonth, iDay, nIndex);
-}
-FX_BOOL IFWL_MonthCalendar::SetSelect(int32_t iYear,
-                                      int32_t iMonth,
-                                      int32_t iDay) {
-  return static_cast<CFWL_MonthCalendarImp*>(GetImpl())
-      ->SetSelect(iYear, iMonth, iDay);
-}
-
-CFWL_MonthCalendarImp::CFWL_MonthCalendarImp(
-    const CFWL_WidgetImpProperties& properties,
-    IFWL_Widget* pOuter)
-    : CFWL_WidgetImp(properties, pOuter),
-      m_iCurYear(2011),
-      m_iCurMonth(1),
-      m_iYear(2011),
-      m_iMonth(1),
-      m_iDay(1),
-      m_iHovered(-1),
-      m_iLBtnPartStates(FWL_PARTSTATE_MCD_Normal),
-      m_iRBtnPartStates(FWL_PARTSTATE_MCD_Normal) {
-  m_rtHead.Reset();
-  m_rtWeek.Reset();
-  m_rtLBtn.Reset();
-  m_rtRBtn.Reset();
-  m_rtDates.Reset();
-  m_rtHSep.Reset();
-  m_rtHeadText.Reset();
-  m_rtToday.Reset();
-  m_rtTodayFlag.Reset();
-  m_rtClient.Reset();
-  m_rtWeekNum.Reset();
-  m_rtWeekNumSep.Reset();
-  m_pDateTime = new CFX_DateTime;
-  m_bInit = FALSE;
-  m_iMaxSel = 1;
-}
-CFWL_MonthCalendarImp::~CFWL_MonthCalendarImp() {
-  ClearDateItem();
-  delete m_pDateTime;
-  m_arrSelDays.RemoveAll();
-}
-FWL_ERR CFWL_MonthCalendarImp::GetClassName(CFX_WideString& wsClass) const {
-  wsClass = FWL_CLASS_MonthCalendar;
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_MonthCalendarImp::GetClassID() const {
-  return FWL_CLASSHASH_MonthCalendar;
-}
-FWL_ERR CFWL_MonthCalendarImp::Initialize() {
-  if (CFWL_WidgetImp::Initialize() != FWL_ERR_Succeeded)
-    return FWL_ERR_Indefinite;
-  m_pDelegate = new CFWL_MonthCalendarImpDelegate(this);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_MonthCalendarImp::Finalize() {
-  delete m_pDelegate;
-  m_pDelegate = nullptr;
-  return CFWL_WidgetImp::Finalize();
-}
-FWL_ERR CFWL_MonthCalendarImp::GetWidgetRect(CFX_RectF& rect,
-                                             FX_BOOL bAutoSize) {
-  if (bAutoSize) {
-    CFX_SizeF fs = CalcSize(TRUE);
-    rect.Set(0, 0, fs.x, fs.y);
-    CFWL_WidgetImp::GetWidgetRect(rect, TRUE);
-  } else {
-    rect = m_pProperties->m_rtWidget;
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_MonthCalendarImp::Update() {
-  if (IsLocked()) {
-    return FWL_ERR_Indefinite;
-  }
-  if (!m_pProperties->m_pThemeProvider) {
-    m_pProperties->m_pThemeProvider = GetAvailableTheme();
-  }
-  GetCapValue();
-  if (!m_bInit) {
-    m_bInit = InitDate();
-  }
-  ClearDateItem();
-  ReSetDateItem();
-  LayOut();
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_MonthCalendarImp::DrawWidget(CFX_Graphics* pGraphics,
-                                          const CFX_Matrix* pMatrix) {
-  if (!pGraphics)
-    return FWL_ERR_Indefinite;
-  if (m_pProperties->m_pThemeProvider == NULL) {
-    m_pProperties->m_pThemeProvider = GetAvailableTheme();
-  }
-  IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
-  if (HasBorder()) {
-    DrawBorder(pGraphics, FWL_PART_MCD_Border, pTheme, pMatrix);
-  }
-  if (HasEdge()) {
-    DrawEdge(pGraphics, FWL_PART_MCD_Edge, pTheme, pMatrix);
-  }
-  DrawBkground(pGraphics, pTheme, pMatrix);
-  DrawHeadBK(pGraphics, pTheme, pMatrix);
-  DrawLButton(pGraphics, pTheme, pMatrix);
-  DrawRButton(pGraphics, pTheme, pMatrix);
-  DrawSeperator(pGraphics, pTheme, pMatrix);
-  DrawDatesInBK(pGraphics, pTheme, pMatrix);
-  DrawDatesInCircle(pGraphics, pTheme, pMatrix);
-  DrawCaption(pGraphics, pTheme, pMatrix);
-  DrawWeek(pGraphics, pTheme, pMatrix);
-  DrawDatesIn(pGraphics, pTheme, pMatrix);
-  DrawDatesOut(pGraphics, pTheme, pMatrix);
-  DrawToday(pGraphics, pTheme, pMatrix);
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_MCD_WeekNumbers) {
-    DrawWeekNumberSep(pGraphics, pTheme, pMatrix);
-    DrawWeekNumber(pGraphics, pTheme, pMatrix);
-  }
-  return FWL_ERR_Succeeded;
-}
-int32_t CFWL_MonthCalendarImp::CountSelect() {
-  return m_arrSelDays.GetSize();
-}
-FX_BOOL CFWL_MonthCalendarImp::GetSelect(int32_t& iYear,
-                                         int32_t& iMonth,
-                                         int32_t& iDay,
-                                         int32_t nIndex) {
-  if (nIndex >= m_arrSelDays.GetSize()) {
-    return FALSE;
-  }
-  iYear = m_iCurYear;
-  iMonth = m_iCurMonth;
-  iDay = m_arrSelDays[nIndex];
-  return TRUE;
-}
-FX_BOOL CFWL_MonthCalendarImp::SetSelect(int32_t iYear,
-                                         int32_t iMonth,
-                                         int32_t iDay) {
-  ChangeToMonth(iYear, iMonth);
-  return AddSelDay(iDay);
-}
-void CFWL_MonthCalendarImp::DrawBkground(CFX_Graphics* pGraphics,
-                                         IFWL_ThemeProvider* pTheme,
-                                         const CFX_Matrix* pMatrix) {
-  CFWL_ThemeBackground params;
-  params.m_pWidget = m_pInterface;
-  params.m_iPart = FWL_PART_MCD_Background;
-  params.m_pGraphics = pGraphics;
-  params.m_dwStates = FWL_PARTSTATE_MCD_Normal;
-  params.m_rtPart = m_rtClient;
-  if (pMatrix) {
-    params.m_matrix.Concat(*pMatrix);
-  }
-  pTheme->DrawBackground(&params);
-}
-void CFWL_MonthCalendarImp::DrawHeadBK(CFX_Graphics* pGraphics,
-                                       IFWL_ThemeProvider* pTheme,
-                                       const CFX_Matrix* pMatrix) {
-  CFWL_ThemeBackground params;
-  params.m_pWidget = m_pInterface;
-  params.m_iPart = FWL_PART_MCD_Header;
-  params.m_pGraphics = pGraphics;
-  params.m_dwStates = FWL_PARTSTATE_MCD_Normal;
-  params.m_rtPart = m_rtHead;
-  if (pMatrix) {
-    params.m_matrix.Concat(*pMatrix);
-  }
-  pTheme->DrawBackground(&params);
-}
-void CFWL_MonthCalendarImp::DrawLButton(CFX_Graphics* pGraphics,
-                                        IFWL_ThemeProvider* pTheme,
-                                        const CFX_Matrix* pMatrix) {
-  CFWL_ThemeBackground params;
-  params.m_pWidget = m_pInterface;
-  params.m_iPart = FWL_PART_MCD_LBtn;
-  params.m_pGraphics = pGraphics;
-  params.m_dwStates = m_iLBtnPartStates;
-  params.m_rtPart = m_rtLBtn;
-  if (pMatrix) {
-    params.m_matrix.Concat(*pMatrix);
-  }
-  pTheme->DrawBackground(&params);
-}
-void CFWL_MonthCalendarImp::DrawRButton(CFX_Graphics* pGraphics,
-                                        IFWL_ThemeProvider* pTheme,
-                                        const CFX_Matrix* pMatrix) {
-  CFWL_ThemeBackground params;
-  params.m_pWidget = m_pInterface;
-  params.m_iPart = FWL_PART_MCD_RBtn;
-  params.m_pGraphics = pGraphics;
-  params.m_dwStates = m_iRBtnPartStates;
-  params.m_rtPart = m_rtRBtn;
-  if (pMatrix) {
-    params.m_matrix.Concat(*pMatrix);
-  }
-  pTheme->DrawBackground(&params);
-}
-void CFWL_MonthCalendarImp::DrawCaption(CFX_Graphics* pGraphics,
-                                        IFWL_ThemeProvider* pTheme,
-                                        const CFX_Matrix* pMatrix) {
-  CFWL_ThemeText textParam;
-  textParam.m_pWidget = m_pInterface;
-  textParam.m_iPart = FWL_PART_MCD_Caption;
-  textParam.m_dwStates = FWL_PARTSTATE_MCD_Normal;
-  textParam.m_pGraphics = pGraphics;
-  int32_t iYear;
-  int32_t iMonth;
-  iYear = m_iCurYear;
-  iMonth = m_iCurMonth;
-  CFX_WideString wsCation;
-  GetHeadText(iYear, iMonth, wsCation);
-  textParam.m_wsText = wsCation;
-  m_szHead = CalcTextSize(textParam.m_wsText, m_pProperties->m_pThemeProvider);
-  CalcHeadSize();
-  textParam.m_rtPart = m_rtHeadText;
-  textParam.m_dwTTOStyles = FDE_TTOSTYLE_SingleLine;
-  textParam.m_iTTOAlign = FDE_TTOALIGNMENT_Center;
-  if (pMatrix) {
-    textParam.m_matrix.Concat(*pMatrix);
-  }
-  pTheme->DrawText(&textParam);
-}
-void CFWL_MonthCalendarImp::DrawSeperator(CFX_Graphics* pGraphics,
-                                          IFWL_ThemeProvider* pTheme,
-                                          const CFX_Matrix* pMatrix) {
-  CFWL_ThemeBackground params;
-  params.m_pWidget = m_pInterface;
-  params.m_iPart = FWL_PART_MCD_HSeparator;
-  params.m_pGraphics = pGraphics;
-  params.m_dwStates = FWL_PARTSTATE_MCD_Normal;
-  params.m_rtPart = m_rtHSep;
-  if (pMatrix) {
-    params.m_matrix.Concat(*pMatrix);
-  }
-  pTheme->DrawBackground(&params);
-}
-void CFWL_MonthCalendarImp::DrawDatesInBK(CFX_Graphics* pGraphics,
-                                          IFWL_ThemeProvider* pTheme,
-                                          const CFX_Matrix* pMatrix) {
-  CFWL_ThemeBackground params;
-  params.m_pWidget = m_pInterface;
-  params.m_iPart = FWL_PART_MCD_DateInBK;
-  params.m_pGraphics = pGraphics;
-  if (pMatrix) {
-    params.m_matrix.Concat(*pMatrix);
-  }
-  int32_t iCount = m_arrDates.GetSize();
-  for (int32_t j = 0; j < iCount; j++) {
-    FWL_DATEINFO* pDataInfo = (FWL_DATEINFO*)m_arrDates.GetAt(j);
-    if (pDataInfo->dwStates & FWL_ITEMSTATE_MCD_Selected) {
-      params.m_dwStates |= FWL_PARTSTATE_MCD_Selected;
-      if (((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_MCD_NoTodayCircle) ==
-           0) &&
-          pDataInfo->dwStates & FWL_ITEMSTATE_MCD_Flag) {
-        params.m_dwStates |= FWL_PARTSTATE_MCD_Flagged;
-      }
-      if (pDataInfo->dwStates & FWL_ITEMSTATE_MCD_Focused) {
-        params.m_dwStates |= FWL_PARTSTATE_MCD_Focused;
-      }
-    } else if (j == m_iHovered - 1) {
-      params.m_dwStates |= FWL_PARTSTATE_MCD_Hovered;
-    } else if (pDataInfo->dwStates & FWL_ITEMSTATE_MCD_Flag) {
-      params.m_dwStates = FWL_PARTSTATE_MCD_Flagged;
-      pTheme->DrawBackground(&params);
-    }
-    params.m_rtPart = pDataInfo->rect;
-    pTheme->DrawBackground(&params);
-    params.m_dwStates = 0;
-  }
-}
-void CFWL_MonthCalendarImp::DrawWeek(CFX_Graphics* pGraphics,
-                                     IFWL_ThemeProvider* pTheme,
-                                     const CFX_Matrix* pMatrix) {
-  CFWL_ThemeText params;
-  params.m_pWidget = m_pInterface;
-  params.m_iPart = FWL_PART_MCD_Week;
-  params.m_pGraphics = pGraphics;
-  params.m_dwStates = FWL_PARTSTATE_MCD_Normal;
-  params.m_iTTOAlign = FDE_TTOALIGNMENT_Center;
-  CFX_RectF rtDayOfWeek;
-  if (pMatrix) {
-    params.m_matrix.Concat(*pMatrix);
-  }
-  for (int32_t i = 0; i < 7; i++) {
-    rtDayOfWeek.Set(m_rtWeek.left + i * (m_szCell.x + MONTHCAL_HMARGIN * 2),
-                    m_rtWeek.top, m_szCell.x, m_szCell.y);
-    CFX_WideString* wsWeekDay = static_cast<CFX_WideString*>(
-        pTheme->GetCapacity(&params, i + FWL_MCCAPACITY_Sun));
-    params.m_rtPart = rtDayOfWeek;
-    params.m_wsText = *wsWeekDay;
-    params.m_dwTTOStyles = FDE_TTOSTYLE_SingleLine;
-    pTheme->DrawText(&params);
-  }
-}
-void CFWL_MonthCalendarImp::DrawWeekNumber(CFX_Graphics* pGraphics,
-                                           IFWL_ThemeProvider* pTheme,
-                                           const CFX_Matrix* pMatrix) {
-  CFWL_ThemeText params;
-  params.m_pWidget = m_pInterface;
-  params.m_iPart = FWL_PART_MCD_WeekNum;
-  params.m_pGraphics = pGraphics;
-  params.m_dwStates = FWL_PARTSTATE_MCD_Normal;
-  params.m_iTTOAlign = FDE_TTOALIGNMENT_CenterLeft;
-  CFX_WideString wsWeekNum;
-  params.m_dwTTOStyles = FDE_TTOSTYLE_SingleLine;
-  params.m_iTTOAlign = FDE_TTOALIGNMENT_Center;
-  if (pMatrix) {
-    params.m_matrix.Concat(*pMatrix);
-  }
-  int32_t iWeekNum = 0;
-  int32_t iMonthNum = m_pDateTime->GetMonth();
-  int32_t iDayNum = FX_DaysInMonth(m_iCurYear, iMonthNum);
-  int32_t iTemp = 0;
-  FX_FLOAT fVStartPos = m_rtClient.top + m_fHeadHei + m_fHSepHei;
-  FX_FLOAT fHStartPos = m_rtClient.left;
-  for (int32_t i = 1; i <= iDayNum; i += 7) {
-    iTemp++;
-    iWeekNum = CalWeekNumber(m_iCurYear, iMonthNum, i);
-    m_rtWeekNum.Set(fHStartPos, fVStartPos + m_fDateCellHei * iTemp,
-                    m_fWeekNumWid, m_fDateCellHei);
-    wsWeekNum.Format(L"%d", iWeekNum);
-    params.m_wsText = wsWeekNum;
-    params.m_rtPart = m_rtWeekNum;
-    pTheme->DrawText(&params);
-  }
-}
-void CFWL_MonthCalendarImp::DrawWeekNumberSep(CFX_Graphics* pGraphics,
-                                              IFWL_ThemeProvider* pTheme,
-                                              const CFX_Matrix* pMatrix) {
-  CFWL_ThemeBackground params;
-  params.m_pWidget = m_pInterface;
-  params.m_iPart = FWL_PART_MCD_WeekNumSep;
-  params.m_pGraphics = pGraphics;
-  params.m_dwStates = FWL_PARTSTATE_MCD_Normal;
-  params.m_rtPart = m_rtWeekNumSep;
-  if (pMatrix) {
-    params.m_matrix.Concat(*pMatrix);
-  }
-  pTheme->DrawBackground(&params);
-}
-void CFWL_MonthCalendarImp::DrawToday(CFX_Graphics* pGraphics,
-                                      IFWL_ThemeProvider* pTheme,
-                                      const CFX_Matrix* pMatrix) {
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_MCD_NoToday) {
-    return;
-  }
-  CFWL_ThemeText params;
-  params.m_pWidget = m_pInterface;
-  params.m_iPart = FWL_PART_MCD_Today;
-  params.m_pGraphics = pGraphics;
-  params.m_dwStates = FWL_PARTSTATE_MCD_Normal;
-  params.m_iTTOAlign = FDE_TTOALIGNMENT_CenterLeft;
-  CFX_WideString* wsDay = static_cast<CFX_WideString*>(
-      pTheme->GetCapacity(&params, FWL_MCCAPACITY_Today));
-  CFX_WideString wsText;
-  GetTodayText(m_iYear, m_iMonth, m_iDay, wsText);
-  params.m_wsText = *wsDay + wsText;
-  m_szToday = CalcTextSize(params.m_wsText, m_pProperties->m_pThemeProvider);
-  CalcTodaySize();
-  params.m_rtPart = m_rtToday;
-  params.m_dwTTOStyles = FDE_TTOSTYLE_SingleLine;
-  if (pMatrix) {
-    params.m_matrix.Concat(*pMatrix);
-  }
-  pTheme->DrawText(&params);
-}
-void CFWL_MonthCalendarImp::DrawDatesIn(CFX_Graphics* pGraphics,
-                                        IFWL_ThemeProvider* pTheme,
-                                        const CFX_Matrix* pMatrix) {
-  CFWL_ThemeText params;
-  params.m_pWidget = m_pInterface;
-  params.m_iPart = FWL_PART_MCD_DatesIn;
-  params.m_pGraphics = pGraphics;
-  params.m_dwStates = FWL_PARTSTATE_MCD_Normal;
-  params.m_iTTOAlign = FDE_TTOALIGNMENT_Center;
-  if (pMatrix) {
-    params.m_matrix.Concat(*pMatrix);
-  }
-  int32_t iCount = m_arrDates.GetSize();
-  for (int32_t j = 0; j < iCount; j++) {
-    FWL_DATEINFO* pDataInfo = (FWL_DATEINFO*)m_arrDates.GetAt(j);
-    params.m_wsText = pDataInfo->wsDay;
-    params.m_rtPart = pDataInfo->rect;
-    params.m_dwStates = pDataInfo->dwStates;
-    if (j + 1 == m_iHovered) {
-      params.m_dwStates |= FWL_PARTSTATE_MCD_Hovered;
-    }
-    params.m_dwTTOStyles = FDE_TTOSTYLE_SingleLine;
-    pTheme->DrawText(&params);
-  }
-}
-void CFWL_MonthCalendarImp::DrawDatesOut(CFX_Graphics* pGraphics,
-                                         IFWL_ThemeProvider* pTheme,
-                                         const CFX_Matrix* pMatrix) {
-  CFWL_ThemeText params;
-  params.m_pWidget = m_pInterface;
-  params.m_iPart = FWL_PART_MCD_DatesOut;
-  params.m_pGraphics = pGraphics;
-  params.m_dwStates = FWL_PARTSTATE_MCD_Normal;
-  params.m_iTTOAlign = FDE_TTOALIGNMENT_Center;
-  if (pMatrix) {
-    params.m_matrix.Concat(*pMatrix);
-  }
-  pTheme->DrawText(&params);
-}
-void CFWL_MonthCalendarImp::DrawDatesInCircle(CFX_Graphics* pGraphics,
-                                              IFWL_ThemeProvider* pTheme,
-                                              const CFX_Matrix* pMatrix) {
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_MCD_NoTodayCircle) {
-    return;
-  }
-  if (m_iMonth != m_iCurMonth || m_iYear != m_iCurYear) {
-    return;
-  }
-  if (m_iDay < 1 || m_iDay > m_arrDates.GetSize()) {
-    return;
-  }
-  FWL_DATEINFO* pDate = (FWL_DATEINFO*)m_arrDates[m_iDay - 1];
-  if (!pDate)
-    return;
-  CFWL_ThemeBackground params;
-  params.m_pWidget = m_pInterface;
-  params.m_iPart = FWL_PART_MCD_DateInCircle;
-  params.m_pGraphics = pGraphics;
-  params.m_rtPart = pDate->rect;
-  params.m_dwStates = FWL_PARTSTATE_MCD_Normal;
-  if (pMatrix) {
-    params.m_matrix.Concat(*pMatrix);
-  }
-  pTheme->DrawBackground(&params);
-}
-void CFWL_MonthCalendarImp::DrawTodayCircle(CFX_Graphics* pGraphics,
-                                            IFWL_ThemeProvider* pTheme,
-                                            const CFX_Matrix* pMatrix) {
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_MCD_NoToday) {
-    return;
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_MCD_NoTodayCircle) {
-    return;
-  }
-  CFWL_ThemeBackground params;
-  params.m_pWidget = m_pInterface;
-  params.m_iPart = FWL_PART_MCD_TodayCircle;
-  params.m_pGraphics = pGraphics;
-  params.m_dwStates = FWL_PARTSTATE_MCD_Normal;
-  params.m_rtPart = m_rtTodayFlag;
-  if (pMatrix) {
-    params.m_matrix.Concat(*pMatrix);
-  }
-  pTheme->DrawBackground(&params);
-}
-CFX_SizeF CFWL_MonthCalendarImp::CalcSize(FX_BOOL bAutoSize) {
-  if (!m_pProperties->m_pThemeProvider)
-    return CFX_SizeF();
-
-  if (!bAutoSize) {
-    GetClientRect(m_rtClient);
-    return CFX_SizeF(m_rtClient.width, m_rtClient.height);
-  }
-
-  CFX_SizeF fs;
-  CFWL_ThemePart params;
-  params.m_pWidget = m_pInterface;
-  IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
-  CFX_WideString* wsText = NULL;
-  FX_FLOAT fMaxWeekW = 0.0f;
-  FX_FLOAT fMaxWeekH = 0.0f;
-  for (FX_DWORD week = FWL_MCCAPACITY_Sun; week <= FWL_MCCAPACITY_Sat; week++) {
-    wsText = static_cast<CFX_WideString*>(pTheme->GetCapacity(&params, week));
-    CFX_SizeF sz = CalcTextSize(*wsText, m_pProperties->m_pThemeProvider);
-    fMaxWeekW = (fMaxWeekW >= sz.x) ? fMaxWeekW : sz.x;
-    fMaxWeekH = (fMaxWeekH >= sz.y) ? fMaxWeekH : sz.y;
-  }
-  FX_FLOAT fDayMaxW = 0.0f;
-  FX_FLOAT fDayMaxH = 0.0f;
-  for (int day = 10; day <= 31; day++) {
-    CFX_WideString wsDay;
-    wsDay.Format(L"%d", day);
-    CFX_SizeF sz = CalcTextSize(wsDay, m_pProperties->m_pThemeProvider);
-    fDayMaxW = (fDayMaxW >= sz.x) ? fDayMaxW : sz.x;
-    fDayMaxH = (fDayMaxH >= sz.y) ? fDayMaxH : sz.y;
-  }
-  m_szCell.x = FX_FLOAT((fMaxWeekW >= fDayMaxW) ? (int)(fMaxWeekW + 0.5)
-                                                : (int)(fDayMaxW + 0.5));
-  m_szCell.y = (fMaxWeekH >= fDayMaxH) ? fMaxWeekH : fDayMaxH;
-  fs.x = m_szCell.x * MONTHCAL_COLUMNS +
-         MONTHCAL_HMARGIN * MONTHCAL_COLUMNS * 2 +
-         MONTHCAL_HEADER_BTN_HMARGIN * 2;
-  FX_FLOAT fMonthMaxW = 0.0f;
-  FX_FLOAT fMonthMaxH = 0.0f;
-  for (FX_DWORD month = FWL_MCCAPACITY_January;
-       month <= FWL_MCCAPACITY_December; month++) {
-    wsText = static_cast<CFX_WideString*>(pTheme->GetCapacity(&params, month));
-    CFX_SizeF sz = CalcTextSize(*wsText, m_pProperties->m_pThemeProvider);
-    fMonthMaxW = (fMonthMaxW >= sz.x) ? fMonthMaxW : sz.x;
-    fMonthMaxH = (fMonthMaxH >= sz.y) ? fMonthMaxH : sz.y;
-  }
-  CFX_WideString wsYear;
-  GetHeadText(m_iYear, m_iMonth, wsYear);
-  CFX_SizeF szYear = CalcTextSize(wsYear, m_pProperties->m_pThemeProvider);
-  fMonthMaxH = std::max(fMonthMaxH, szYear.y);
-  m_szHead = CFX_SizeF(fMonthMaxW + szYear.x, fMonthMaxH);
-  fMonthMaxW = m_szHead.x + MONTHCAL_HEADER_BTN_HMARGIN * 2 + m_szCell.x * 2;
-  fs.x = std::max(fs.x, fMonthMaxW);
-  CFX_WideString wsToday;
-  GetTodayText(m_iYear, m_iMonth, m_iDay, wsToday);
-  wsText = static_cast<CFX_WideString*>(
-      pTheme->GetCapacity(&params, FWL_MCCAPACITY_Today));
-  m_wsToday = *wsText + wsToday;
-  m_szToday = CalcTextSize(wsToday, m_pProperties->m_pThemeProvider);
-  m_szToday.y = (m_szToday.y >= m_szCell.y) ? m_szToday.y : m_szCell.y;
-  fs.y = m_szCell.x + m_szCell.y * (MONTHCAL_ROWS - 2) + m_szToday.y +
-         MONTHCAL_VMARGIN * MONTHCAL_ROWS * 2 + MONTHCAL_HEADER_BTN_VMARGIN * 4;
-  return fs;
-}
-
-void CFWL_MonthCalendarImp::CalcHeadSize() {
-  FX_FLOAT fHeadHMargin = (m_rtClient.width - m_szHead.x) / 2;
-  FX_FLOAT fHeadVMargin = (m_szCell.x - m_szHead.y) / 2;
-  m_rtHeadText.Set(m_rtClient.left + fHeadHMargin,
-                   m_rtClient.top + MONTHCAL_HEADER_BTN_VMARGIN +
-                       MONTHCAL_VMARGIN + fHeadVMargin,
-                   m_szHead.x, m_szHead.y);
-}
-void CFWL_MonthCalendarImp::CalcTodaySize() {
-  m_rtTodayFlag.Set(
-      m_rtClient.left + MONTHCAL_HEADER_BTN_HMARGIN + MONTHCAL_HMARGIN,
-      m_rtDates.bottom() + MONTHCAL_HEADER_BTN_VMARGIN + MONTHCAL_VMARGIN,
-      m_szCell.x, m_szToday.y);
-  m_rtToday.Set(
-      m_rtClient.left + MONTHCAL_HEADER_BTN_HMARGIN + m_szCell.x +
-          MONTHCAL_HMARGIN * 2,
-      m_rtDates.bottom() + MONTHCAL_HEADER_BTN_VMARGIN + MONTHCAL_VMARGIN,
-      m_szToday.x, m_szToday.y);
-}
-void CFWL_MonthCalendarImp::LayOut() {
-  GetClientRect(m_rtClient);
-  {
-    m_rtHead.Set(
-        m_rtClient.left + MONTHCAL_HEADER_BTN_HMARGIN, m_rtClient.top,
-        m_rtClient.width - MONTHCAL_HEADER_BTN_HMARGIN * 2,
-        m_szCell.x + (MONTHCAL_HEADER_BTN_VMARGIN + MONTHCAL_VMARGIN) * 2);
-    m_rtWeek.Set(m_rtClient.left + MONTHCAL_HEADER_BTN_HMARGIN,
-                 m_rtHead.bottom(),
-                 m_rtClient.width - MONTHCAL_HEADER_BTN_HMARGIN * 2,
-                 m_szCell.y + MONTHCAL_VMARGIN * 2);
-    m_rtLBtn.Set(m_rtClient.left + MONTHCAL_HEADER_BTN_HMARGIN,
-                 m_rtClient.top + MONTHCAL_HEADER_BTN_VMARGIN, m_szCell.x,
-                 m_szCell.x);
-    m_rtRBtn.Set(m_rtClient.left + m_rtClient.width -
-                     MONTHCAL_HEADER_BTN_HMARGIN - m_szCell.x,
-                 m_rtClient.top + MONTHCAL_HEADER_BTN_VMARGIN, m_szCell.x,
-                 m_szCell.x);
-    m_rtHSep.Set(
-        m_rtClient.left + MONTHCAL_HEADER_BTN_HMARGIN + MONTHCAL_HMARGIN,
-        m_rtWeek.bottom() - MONTHCAL_VMARGIN,
-        m_rtClient.width - (MONTHCAL_HEADER_BTN_HMARGIN + MONTHCAL_HMARGIN) * 2,
-        MONTHCAL_HSEP_HEIGHT);
-    m_rtDates.Set(m_rtClient.left + MONTHCAL_HEADER_BTN_HMARGIN,
-                  m_rtWeek.bottom(),
-                  m_rtClient.width - MONTHCAL_HEADER_BTN_HMARGIN * 2,
-                  m_szCell.y * (MONTHCAL_ROWS - 3) +
-                      MONTHCAL_VMARGIN * (MONTHCAL_ROWS - 3) * 2);
-  }
-  CalDateItem();
-}
-void CFWL_MonthCalendarImp::CalDateItem() {
-  FX_BOOL bNewWeek = FALSE;
-  int32_t iWeekOfMonth = 0;
-  FX_FLOAT fLeft = m_rtDates.left;
-  FX_FLOAT fTop = m_rtDates.top;
-  int32_t iCount = m_arrDates.GetSize();
-  for (int32_t i = 0; i < iCount; i++) {
-    FWL_DATEINFO* pDateInfo = (FWL_DATEINFO*)m_arrDates.GetAt(i);
-    if (bNewWeek) {
-      iWeekOfMonth++;
-      bNewWeek = FALSE;
-    }
-    pDateInfo->rect.Set(
-        fLeft + pDateInfo->iDayOfWeek * (m_szCell.x + (MONTHCAL_HMARGIN * 2)),
-        fTop + iWeekOfMonth * (m_szCell.y + (MONTHCAL_VMARGIN * 2)),
-        m_szCell.x + (MONTHCAL_HMARGIN * 2),
-        m_szCell.y + (MONTHCAL_VMARGIN * 2));
-    if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_MCD_WeekNumbers) {
-      pDateInfo->rect.Offset(m_fWeekNumWid, 0);
-    }
-    if (pDateInfo->iDayOfWeek >= 6) {
-      bNewWeek = TRUE;
-    }
-  }
-}
-void CFWL_MonthCalendarImp::GetCapValue() {
-  if (!m_pProperties->m_pThemeProvider) {
-    m_pProperties->m_pThemeProvider = GetAvailableTheme();
-  }
-  IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
-  CFWL_ThemePart part;
-  part.m_pWidget = m_pInterface;
-  m_fHeadWid = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_HEADER_WIDTH));
-  m_fHeadHei = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_HEADER_Height));
-  m_fHeadBtnWid = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_HEADER_BTN_WIDTH));
-  m_fHeadBtnHei = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_HEADER_BTN_HEIGHT));
-  m_fHeadBtnHMargin = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_HEADER_BTN_HMARGIN));
-  m_fHeadBtnVMargin = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_HEADER_BTN_VMARGIN));
-  m_fHeadTextWid = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_HEADER_TEXTWIDHT));
-  m_fHeadTextHei = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_HEADER_TEXTHEIGHT));
-  m_fHeadTextHMargin = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_HEADER_TEXT_HMARGIN));
-  m_fHeadTextVMargin = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_HEADER_TEXT_VMARGIN));
-  m_fHSepWid = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_HSEP_WIDTH));
-  m_fHSepHei = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_HSEP_HEIGHT));
-  m_fWeekNumWid = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_WEEKNUM_WIDTH));
-  m_fSepDOffset = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_SEP_DOFFSET));
-  m_fSepX = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_SEP_X));
-  m_fSepY = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_SEP_Y));
-  m_fWeekNumHeigh = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_WEEKNUM_HEIGHT));
-  m_fWeekWid = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_WEEK_WIDTH));
-  m_fWeekHei = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_WEEK_HEIGHT));
-  m_fDateCellWid = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_DATES_CELL_WIDTH));
-  m_fDateCellHei = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_DATES_CELL_HEIGHT));
-  m_fTodayWid = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_TODAY_WIDHT));
-  m_fTodayHei = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_TODAY_HEIGHT));
-  m_fTodayFlagWid = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_TODAY_FLAG_WIDHT));
-  m_fMCWid = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_WIDTH));
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_MCD_WeekNumbers) {
-    m_fMCWid += m_fWeekNumWid;
-  }
-  m_fMCHei = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_WGTCAPACITY_MC_HEIGHT));
-}
-int32_t CFWL_MonthCalendarImp::CalWeekNumber(int32_t iYear,
-                                             int32_t iMonth,
-                                             int32_t iDay) {
-  return 0;
-}
-FX_BOOL CFWL_MonthCalendarImp::GetMinDate(int32_t& iYear,
-                                          int32_t& iMonth,
-                                          int32_t& iDay) {
-  iYear = m_dtMin.iYear;
-  iMonth = m_dtMin.iMonth;
-  iDay = m_dtMin.iDay;
-  return TRUE;
-}
-FX_BOOL CFWL_MonthCalendarImp::SetMinDate(int32_t iYear,
-                                          int32_t iMonth,
-                                          int32_t iDay) {
-  m_dtMin = DATE(iYear, iMonth, iDay);
-  return TRUE;
-}
-FX_BOOL CFWL_MonthCalendarImp::GetMaxDate(int32_t& iYear,
-                                          int32_t& iMonth,
-                                          int32_t& iDay) {
-  iYear = m_dtMax.iYear;
-  iMonth = m_dtMax.iMonth;
-  iDay = m_dtMax.iDay;
-  return TRUE;
-}
-FX_BOOL CFWL_MonthCalendarImp::SetMaxDate(int32_t iYear,
-                                          int32_t iMonth,
-                                          int32_t iDay) {
-  m_dtMax = DATE(iYear, iMonth, iDay);
-  return TRUE;
-}
-FX_BOOL CFWL_MonthCalendarImp::InitDate() {
-  if (m_pProperties->m_pDataProvider) {
-    IFWL_MonthCalendarDP* pDateProv =
-        static_cast<IFWL_MonthCalendarDP*>(m_pProperties->m_pDataProvider);
-    m_iYear = pDateProv->GetCurYear(m_pInterface);
-    m_iMonth = pDateProv->GetCurMonth(m_pInterface);
-    m_iDay = pDateProv->GetCurDay(m_pInterface);
-    m_iCurYear = m_iYear;
-    m_iCurMonth = m_iMonth;
-  } else {
-    m_iDay = 1;
-    m_iMonth = 1;
-    m_iYear = 1;
-    m_iCurYear = m_iYear;
-    m_iCurMonth = m_iMonth;
-  }
-  GetTodayText(m_iYear, m_iMonth, m_iDay, m_wsToday);
-  GetHeadText(m_iCurYear, m_iCurMonth, m_wsHead);
-  m_dtMin = DATE(1500, 12, 1);
-  m_dtMax = DATE(2200, 1, 1);
-  return TRUE;
-}
-void CFWL_MonthCalendarImp::ClearDateItem() {
-  int32_t iCount = m_arrDates.GetSize();
-  for (int32_t i = 0; i < iCount; i++) {
-    FWL_DATEINFO* pData = (FWL_DATEINFO*)m_arrDates.GetAt(i);
-    delete pData;
-  }
-  m_arrDates.RemoveAll();
-}
-void CFWL_MonthCalendarImp::ReSetDateItem() {
-  m_pDateTime->Set(m_iCurYear, m_iCurMonth, 1);
-  int32_t iDays = FX_DaysInMonth(m_iCurYear, m_iCurMonth);
-  int32_t iDayOfWeek = m_pDateTime->GetDayOfWeek();
-  for (int32_t i = 0; i < iDays; i++) {
-    if (iDayOfWeek >= 7) {
-      iDayOfWeek = 0;
-    }
-    CFX_WideString wsDay;
-    wsDay.Format(L"%d", i + 1);
-    FX_DWORD dwStates = 0;
-    if (m_iYear == m_iCurYear && m_iMonth == m_iCurMonth && m_iDay == (i + 1)) {
-      dwStates |= FWL_ITEMSTATE_MCD_Flag;
-    }
-    if (m_arrSelDays.Find(i + 1) != -1) {
-      dwStates |= FWL_ITEMSTATE_MCD_Selected;
-    }
-    CFX_RectF rtDate;
-    rtDate.Set(0, 0, 0, 0);
-    m_arrDates.Add(
-        new FWL_DATEINFO(i + 1, iDayOfWeek, dwStates, rtDate, wsDay));
-    iDayOfWeek++;
-  }
-}
-FX_BOOL CFWL_MonthCalendarImp::NextMonth() {
-  int32_t iYear = m_iCurYear, iMonth = m_iCurMonth;
-  if (iMonth >= 12) {
-    iMonth = 1;
-    iYear++;
-  } else {
-    iMonth++;
-  }
-  DATE dt(m_iCurYear, m_iCurMonth, 1);
-  if (!(dt < m_dtMax)) {
-    return FALSE;
-  }
-  m_iCurYear = iYear, m_iCurMonth = iMonth;
-  ChangeToMonth(m_iCurYear, m_iCurMonth);
-  return TRUE;
-}
-FX_BOOL CFWL_MonthCalendarImp::PrevMonth() {
-  int32_t iYear = m_iCurYear, iMonth = m_iCurMonth;
-  if (iMonth <= 1) {
-    iMonth = 12;
-    iYear--;
-  } else {
-    iMonth--;
-  }
-  DATE dt(m_iCurYear, m_iCurMonth, 1);
-  if (!(dt > m_dtMin)) {
-    return FALSE;
-  }
-  m_iCurYear = iYear, m_iCurMonth = iMonth;
-  ChangeToMonth(m_iCurYear, m_iCurMonth);
-  return TRUE;
-}
-void CFWL_MonthCalendarImp::ChangeToMonth(int32_t iYear, int32_t iMonth) {
-  m_iCurYear = iYear;
-  m_iCurMonth = iMonth;
-  m_iHovered = -1;
-  ClearDateItem();
-  ReSetDateItem();
-  CalDateItem();
-  GetHeadText(m_iCurYear, m_iCurMonth, m_wsHead);
-}
-FX_BOOL CFWL_MonthCalendarImp::RemoveSelDay(int32_t iDay, FX_BOOL bAll) {
-  if (iDay == -1 && !bAll) {
-    return FALSE;
-  }
-  if (bAll) {
-    int32_t iCount = m_arrSelDays.GetSize();
-    int32_t iDatesCount = m_arrDates.GetSize();
-    for (int32_t i = 0; i < iCount; i++) {
-      int32_t iSelDay = m_arrSelDays.GetAt(i);
-      if (iSelDay <= iDatesCount) {
-        FWL_DATEINFO* pDateInfo = (FWL_DATEINFO*)m_arrDates.GetAt(iSelDay - 1);
-        pDateInfo->dwStates &= ~FWL_ITEMSTATE_MCD_Selected;
-      }
-    }
-    m_arrSelDays.RemoveAll();
-  } else {
-    int32_t index = m_arrSelDays.Find(iDay);
-    if (index == -1) {
-      return FALSE;
-    }
-    int32_t iSelDay = m_arrSelDays.GetAt(iDay);
-    int32_t iDatesCount = m_arrDates.GetSize();
-    if (iSelDay <= iDatesCount) {
-      FWL_DATEINFO* pDateInfo = (FWL_DATEINFO*)m_arrDates.GetAt(iSelDay - 1);
-      pDateInfo->dwStates &= ~FWL_ITEMSTATE_MCD_Selected;
-    }
-    m_arrSelDays.RemoveAt(index);
-  }
-  return TRUE;
-}
-FX_BOOL CFWL_MonthCalendarImp::AddSelDay(int32_t iDay) {
-  FXSYS_assert(iDay > 0);
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_MCD_MultiSelect) {
-  } else {
-    if (m_arrSelDays.Find(iDay) == -1) {
-      RemoveSelDay(-1, TRUE);
-      if (iDay <= m_arrDates.GetSize()) {
-        FWL_DATEINFO* pDateInfo = (FWL_DATEINFO*)m_arrDates.GetAt(iDay - 1);
-        pDateInfo->dwStates |= FWL_ITEMSTATE_MCD_Selected;
-      }
-      m_arrSelDays.Add(iDay);
-    }
-  }
-  return TRUE;
-}
-FX_BOOL CFWL_MonthCalendarImp::JumpToToday() {
-  if (m_iYear != m_iCurYear || m_iMonth != m_iCurMonth) {
-    m_iCurYear = m_iYear;
-    m_iCurMonth = m_iMonth;
-    ChangeToMonth(m_iYear, m_iMonth);
-    AddSelDay(m_iDay);
-  } else {
-    if (m_arrSelDays.Find(m_iDay) == -1) {
-      AddSelDay(m_iDay);
-    }
-  }
-  return TRUE;
-}
-void CFWL_MonthCalendarImp::GetHeadText(int32_t iYear,
-                                        int32_t iMonth,
-                                        CFX_WideString& wsHead) {
-  FXSYS_assert(iMonth > 0 && iMonth < 13);
-  static const FX_WCHAR* const pMonth[] = {
-      L"January",   L"February", L"March",    L"April",
-      L"May",       L"June",     L"July",     L"August",
-      L"September", L"October",  L"November", L"December"};
-  wsHead.Format(L"%s, %d", pMonth[iMonth - 1], iYear);
-}
-void CFWL_MonthCalendarImp::GetTodayText(int32_t iYear,
-                                         int32_t iMonth,
-                                         int32_t iDay,
-                                         CFX_WideString& wsToday) {
-  wsToday.Format(L", %d/%d/%d", iDay, iMonth, iYear);
-}
-int32_t CFWL_MonthCalendarImp::GetDayAtPoint(FX_FLOAT x, FX_FLOAT y) {
-  int32_t iCount = m_arrDates.GetSize();
-  for (int32_t i = 0; i < iCount; i++) {
-    FWL_DATEINFO* pDateInfo = (FWL_DATEINFO*)m_arrDates.GetAt(i);
-    if (pDateInfo->rect.Contains(x, y)) {
-      return ++i;
-    }
-  }
-  return -1;
-}
-FX_BOOL CFWL_MonthCalendarImp::GetDayRect(int32_t iDay, CFX_RectF& rtDay) {
-  if (iDay <= 0 || iDay > m_arrDates.GetSize()) {
-    return FALSE;
-  }
-  FWL_DATEINFO* pDateInfo = (FWL_DATEINFO*)m_arrDates[iDay - 1];
-  if (!pDateInfo)
-    return FALSE;
-  rtDay = pDateInfo->rect;
-  return TRUE;
-}
-CFWL_MonthCalendarImpDelegate::CFWL_MonthCalendarImpDelegate(
-    CFWL_MonthCalendarImp* pOwner)
-    : m_pOwner(pOwner) {}
-int32_t CFWL_MonthCalendarImpDelegate::OnProcessMessage(
-    CFWL_Message* pMessage) {
-  if (!pMessage)
-    return 0;
-  FX_DWORD dwMsgCode = pMessage->GetClassID();
-  int32_t iRet = 1;
-  switch (dwMsgCode) {
-    case FWL_MSGHASH_SetFocus:
-    case FWL_MSGHASH_KillFocus: {
-      OnFocusChanged(pMessage, dwMsgCode == FWL_MSGHASH_SetFocus);
-      break;
-    }
-    case FWL_MSGHASH_Key: {
-      break;
-    }
-    case FWL_MSGHASH_Mouse: {
-      CFWL_MsgMouse* pMouse = static_cast<CFWL_MsgMouse*>(pMessage);
-      FX_DWORD dwCmd = pMouse->m_dwCmd;
-      switch (dwCmd) {
-        case FWL_MSGMOUSECMD_LButtonDown: {
-          OnLButtonDown(pMouse);
-          break;
-        }
-        case FWL_MSGMOUSECMD_LButtonUp: {
-          OnLButtonUp(pMouse);
-          break;
-        }
-        case FWL_MSGMOUSECMD_MouseMove: {
-          OnMouseMove(pMouse);
-          break;
-        }
-        case FWL_MSGMOUSECMD_MouseLeave: {
-          OnMouseLeave(pMouse);
-          break;
-        }
-        default: { break; }
-      }
-      break;
-    }
-    default: {
-      iRet = 0;
-      break;
-    }
-  }
-  CFWL_WidgetImpDelegate::OnProcessMessage(pMessage);
-  return iRet;
-}
-FWL_ERR CFWL_MonthCalendarImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics,
-                                                    const CFX_Matrix* pMatrix) {
-  return m_pOwner->DrawWidget(pGraphics, pMatrix);
-}
-
-void CFWL_MonthCalendarImpDelegate::OnActivate(CFWL_Message* pMsg) {}
-
-void CFWL_MonthCalendarImpDelegate::OnFocusChanged(CFWL_Message* pMsg,
-                                                   FX_BOOL bSet) {
-  if (bSet) {
-    m_pOwner->m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused;
-  } else {
-    m_pOwner->m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused;
-  }
-  m_pOwner->Repaint(&m_pOwner->m_rtClient);
-}
-void CFWL_MonthCalendarImpDelegate::OnLButtonDown(CFWL_MsgMouse* pMsg) {
-  if (m_pOwner->m_rtLBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    m_pOwner->m_iLBtnPartStates = FWL_PARTSTATE_MCD_Pressed;
-    m_pOwner->PrevMonth();
-    m_pOwner->Repaint(&m_pOwner->m_rtClient);
-  } else if (m_pOwner->m_rtRBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    m_pOwner->m_iRBtnPartStates |= FWL_PARTSTATE_MCD_Pressed;
-    m_pOwner->NextMonth();
-    m_pOwner->Repaint(&m_pOwner->m_rtClient);
-  } else if (m_pOwner->m_rtToday.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    if ((m_pOwner->m_pProperties->m_dwStyleExes & FWL_STYLEEXT_MCD_NoToday) ==
-        0) {
-      m_pOwner->JumpToToday();
-      m_pOwner->Repaint(&m_pOwner->m_rtClient);
-    }
-  } else {
-    if (m_pOwner->m_pProperties->m_dwStyleExes & FWL_STYLEEXT_MCD_MultiSelect) {
-    } else {
-      int32_t iOldSel = 0;
-      if (m_pOwner->m_arrSelDays.GetSize() > 0) {
-        iOldSel = m_pOwner->m_arrSelDays[0];
-      } else {
-        return;
-      }
-      int32_t iCurSel = m_pOwner->GetDayAtPoint(pMsg->m_fx, pMsg->m_fy);
-      FX_BOOL bSelChanged = iCurSel > 0 && iCurSel != iOldSel;
-      if (bSelChanged) {
-        FWL_DATEINFO* lpDatesInfo =
-            (FWL_DATEINFO*)m_pOwner->m_arrDates.GetAt(iCurSel - 1);
-        CFX_RectF rtInvalidate(lpDatesInfo->rect);
-        if (iOldSel > 0) {
-          lpDatesInfo = (FWL_DATEINFO*)m_pOwner->m_arrDates.GetAt(iOldSel - 1);
-          rtInvalidate.Union(lpDatesInfo->rect);
-        }
-        m_pOwner->AddSelDay(iCurSel);
-        CFWL_EvtClick wmClick;
-        wmClick.m_pSrcTarget = m_pOwner->m_pInterface;
-        m_pOwner->DispatchEvent(&wmClick);
-        CFWL_EventMcdDateChanged wmDateSelected;
-        wmDateSelected.m_iStartDay = iCurSel;
-        wmDateSelected.m_iEndDay = iCurSel;
-        wmDateSelected.m_iOldMonth = m_pOwner->m_iCurMonth;
-        wmDateSelected.m_iOldYear = m_pOwner->m_iCurYear;
-        wmDateSelected.m_pSrcTarget = m_pOwner->m_pInterface;
-        m_pOwner->DispatchEvent(&wmDateSelected);
-        m_pOwner->Repaint(&rtInvalidate);
-      }
-    }
-  }
-}
-void CFWL_MonthCalendarImpDelegate::OnLButtonUp(CFWL_MsgMouse* pMsg) {
-  if (m_pOwner->m_rtLBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    m_pOwner->m_iLBtnPartStates = 0;
-    m_pOwner->Repaint(&m_pOwner->m_rtLBtn);
-  } else if (m_pOwner->m_rtRBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    m_pOwner->m_iRBtnPartStates = 0;
-    m_pOwner->Repaint(&m_pOwner->m_rtRBtn);
-  } else if (m_pOwner->m_rtDates.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    int32_t iDay = m_pOwner->GetDayAtPoint(pMsg->m_fx, pMsg->m_fy);
-    if (iDay != -1) {
-      m_pOwner->AddSelDay(iDay);
-    }
-  }
-}
-void CFWL_MonthCalendarImpDelegate::OnMouseMove(CFWL_MsgMouse* pMsg) {
-  if (m_pOwner->m_pProperties->m_dwStyleExes & FWL_STYLEEXT_MCD_MultiSelect) {
-    return;
-  }
-  FX_BOOL bRepaint = FALSE;
-  CFX_RectF rtInvalidate;
-  rtInvalidate.Set(0, 0, 0, 0);
-  if (m_pOwner->m_rtDates.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    int32_t iHover = m_pOwner->GetDayAtPoint(pMsg->m_fx, pMsg->m_fy);
-    bRepaint = m_pOwner->m_iHovered != iHover;
-    if (bRepaint) {
-      if (m_pOwner->m_iHovered > 0) {
-        m_pOwner->GetDayRect(m_pOwner->m_iHovered, rtInvalidate);
-      }
-      if (iHover > 0) {
-        CFX_RectF rtDay;
-        m_pOwner->GetDayRect(iHover, rtDay);
-        if (rtInvalidate.IsEmpty()) {
-          rtInvalidate = rtDay;
-        } else {
-          rtInvalidate.Union(rtDay);
-        }
-      }
-    }
-    m_pOwner->m_iHovered = iHover;
-  } else {
-    bRepaint = m_pOwner->m_iHovered > 0;
-    if (bRepaint) {
-      m_pOwner->GetDayRect(m_pOwner->m_iHovered, rtInvalidate);
-    }
-    m_pOwner->m_iHovered = -1;
-  }
-  if (bRepaint && !rtInvalidate.IsEmpty()) {
-    m_pOwner->Repaint(&rtInvalidate);
-  }
-}
-void CFWL_MonthCalendarImpDelegate::OnMouseLeave(CFWL_MsgMouse* pMsg) {
-  if (m_pOwner->m_iHovered > 0) {
-    CFX_RectF rtInvalidate;
-    rtInvalidate.Set(0, 0, 0, 0);
-    m_pOwner->GetDayRect(m_pOwner->m_iHovered, rtInvalidate);
-    m_pOwner->m_iHovered = -1;
-    if (!rtInvalidate.IsEmpty()) {
-      m_pOwner->Repaint(&rtInvalidate);
-    }
-  }
-}
diff --git a/xfa/src/fwl/basewidget/fwl_monthcalendarimp.h b/xfa/src/fwl/basewidget/fwl_monthcalendarimp.h
deleted file mode 100644
index b2a21dc72a..0000000000
--- a/xfa/src/fwl/basewidget/fwl_monthcalendarimp.h
+++ /dev/null
@@ -1,243 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef XFA_SRC_FWL_BASEWIDGET_FWL_MONTHCALENDARIMP_H_
-#define XFA_SRC_FWL_BASEWIDGET_FWL_MONTHCALENDARIMP_H_
-
-#include "xfa/src/fgas/localization/fgas_datetime.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-class CFWL_WidgetImpProperties;
-class IFWL_Widget;
-class CFWL_MonthCalendarImpDelegate;
-
-extern uint8_t FX_DaysInMonth(int32_t iYear, uint8_t iMonth);
-
-class CFWL_MonthCalendarImp : public CFWL_WidgetImp {
- public:
-  CFWL_MonthCalendarImp(const CFWL_WidgetImpProperties& properties,
-                        IFWL_Widget* pOuter);
-  ~CFWL_MonthCalendarImp();
-  virtual FWL_ERR GetClassName(CFX_WideString& wsClass) const;
-  virtual FX_DWORD GetClassID() const;
-  virtual FWL_ERR Initialize();
-  virtual FWL_ERR Finalize();
-  virtual FWL_ERR GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE);
-  virtual FWL_ERR Update();
-  virtual FWL_ERR DrawWidget(CFX_Graphics* pGraphics,
-                             const CFX_Matrix* pMatrix = NULL);
-  virtual int32_t CountSelect();
-  virtual FX_BOOL GetSelect(int32_t& iYear,
-                            int32_t& iMonth,
-                            int32_t& iDay,
-                            int32_t nIndex = 0);
-  virtual FX_BOOL SetSelect(int32_t iYear, int32_t iMonth, int32_t iDay);
-
- protected:
-  struct DATE {
-    DATE() : iYear(0), iMonth(0), iDay(0) {}
-    DATE(int32_t year, int32_t month, int32_t day)
-        : iYear(year), iMonth(month), iDay(day) {}
-    FX_BOOL operator<(const DATE& right) {
-      if (iYear < right.iYear) {
-        return TRUE;
-      } else if (iYear == right.iYear) {
-        if (iMonth < right.iMonth) {
-          return TRUE;
-        } else if (iMonth == right.iMonth) {
-          return iDay < right.iDay;
-        }
-      }
-      return FALSE;
-    }
-    FX_BOOL operator>(const DATE& right) {
-      if (iYear > right.iYear) {
-        return TRUE;
-      } else if (iYear == right.iYear) {
-        if (iMonth > right.iMonth) {
-          return TRUE;
-        } else if (iMonth == right.iMonth) {
-          return iDay > right.iDay;
-        }
-      }
-      return FALSE;
-    }
-    int32_t iYear;
-    int32_t iMonth;
-    int32_t iDay;
-  };
-
-  void DrawBkground(CFX_Graphics* pGraphics,
-                    IFWL_ThemeProvider* pTheme,
-                    const CFX_Matrix* pMatrix);
-  void DrawHeadBK(CFX_Graphics* pGraphics,
-                  IFWL_ThemeProvider* pTheme,
-                  const CFX_Matrix* pMatrix);
-  void DrawLButton(CFX_Graphics* pGraphics,
-                   IFWL_ThemeProvider* pTheme,
-                   const CFX_Matrix* pMatrix);
-  void DrawRButton(CFX_Graphics* pGraphics,
-                   IFWL_ThemeProvider* pTheme,
-                   const CFX_Matrix* pMatrix);
-  void DrawCaption(CFX_Graphics* pGraphics,
-                   IFWL_ThemeProvider* pTheme,
-                   const CFX_Matrix* pMatrix);
-  void DrawSeperator(CFX_Graphics* pGraphics,
-                     IFWL_ThemeProvider* pTheme,
-                     const CFX_Matrix* pMatrix);
-  void DrawDatesInBK(CFX_Graphics* pGraphics,
-                     IFWL_ThemeProvider* pTheme,
-                     const CFX_Matrix* pMatrix);
-  void DrawWeek(CFX_Graphics* pGraphics,
-                IFWL_ThemeProvider* pTheme,
-                const CFX_Matrix* pMatrix);
-  void DrawWeekNumber(CFX_Graphics* pGraphics,
-                      IFWL_ThemeProvider* pTheme,
-                      const CFX_Matrix* pMatrix);
-  void DrawWeekNumberSep(CFX_Graphics* pGraphics,
-                         IFWL_ThemeProvider* pTheme,
-                         const CFX_Matrix* pMatrix);
-  void DrawToday(CFX_Graphics* pGraphics,
-                 IFWL_ThemeProvider* pTheme,
-                 const CFX_Matrix* pMatrix);
-  void DrawDatesIn(CFX_Graphics* pGraphics,
-                   IFWL_ThemeProvider* pTheme,
-                   const CFX_Matrix* pMatrix);
-  void DrawDatesOut(CFX_Graphics* pGraphics,
-                    IFWL_ThemeProvider* pTheme,
-                    const CFX_Matrix* pMatrix);
-  void DrawDatesInCircle(CFX_Graphics* pGraphics,
-                         IFWL_ThemeProvider* pTheme,
-                         const CFX_Matrix* pMatrix);
-  void DrawTodayCircle(CFX_Graphics* pGraphics,
-                       IFWL_ThemeProvider* pTheme,
-                       const CFX_Matrix* pMatrix);
-  CFX_SizeF CalcSize(FX_BOOL bAutoSize = FALSE);
-  void LayOut();
-  void CalcHeadSize();
-  void CalcTodaySize();
-  void CalDateItem();
-  void GetCapValue();
-  int32_t CalWeekNumber(int32_t iYear, int32_t iMonth, int32_t iDay);
-  FX_BOOL GetMinDate(int32_t& iYear, int32_t& iMonth, int32_t& iDay);
-  FX_BOOL SetMinDate(int32_t iYear, int32_t iMonth, int32_t iDay);
-  FX_BOOL GetMaxDate(int32_t& iYear, int32_t& iMonth, int32_t& iDay);
-  FX_BOOL SetMaxDate(int32_t iYear, int32_t iMonth, int32_t iDay);
-  FX_BOOL InitDate();
-  void ClearDateItem();
-  void ReSetDateItem();
-  FX_BOOL NextMonth();
-  FX_BOOL PrevMonth();
-  void ChangeToMonth(int32_t iYear, int32_t iMonth);
-  FX_BOOL RemoveSelDay(int32_t iDay, FX_BOOL bAll = FALSE);
-  FX_BOOL AddSelDay(int32_t iDay);
-  FX_BOOL JumpToToday();
-  void GetHeadText(int32_t iYear, int32_t iMonth, CFX_WideString& wsHead);
-  void GetTodayText(int32_t iYear,
-                    int32_t iMonth,
-                    int32_t iDay,
-                    CFX_WideString& wsToday);
-  int32_t GetDayAtPoint(FX_FLOAT x, FX_FLOAT y);
-  FX_BOOL GetDayRect(int32_t iDay, CFX_RectF& rtDay);
-
-  FX_BOOL m_bInit;
-  CFX_RectF m_rtHead;
-  CFX_RectF m_rtWeek;
-  CFX_RectF m_rtLBtn;
-  CFX_RectF m_rtRBtn;
-  CFX_RectF m_rtDates;
-  CFX_RectF m_rtHSep;
-  CFX_RectF m_rtHeadText;
-  CFX_RectF m_rtToday;
-  CFX_RectF m_rtTodayFlag;
-  CFX_RectF m_rtWeekNum;
-  CFX_RectF m_rtWeekNumSep;
-  CFX_RectF m_rtTemp;
-  CFX_WideString m_wsHead;
-  CFX_WideString m_wsToday;
-  CFX_DateTime* m_pDateTime;
-  CFX_PtrArray m_arrDates;
-  int32_t m_iCurYear;
-  int32_t m_iCurMonth;
-  int32_t m_iYear;
-  int32_t m_iMonth;
-  int32_t m_iDay;
-  int32_t m_iHovered;
-  int32_t m_iLBtnPartStates;
-  int32_t m_iRBtnPartStates;
-  DATE m_dtMin;
-  DATE m_dtMax;
-  CFX_SizeF m_szHead;
-  CFX_SizeF m_szCell;
-  CFX_SizeF m_szToday;
-  CFX_ArrayTemplate<int32_t> m_arrSelDays;
-  int32_t m_iMaxSel;
-  CFX_RectF m_rtClient;
-  FX_FLOAT m_fHeadWid;
-  FX_FLOAT m_fHeadHei;
-  FX_FLOAT m_fHeadBtnWid;
-  FX_FLOAT m_fHeadBtnHei;
-  FX_FLOAT m_fHeadBtnHMargin;
-  FX_FLOAT m_fHeadBtnVMargin;
-  FX_FLOAT m_fHeadTextWid;
-  FX_FLOAT m_fHeadTextHei;
-  FX_FLOAT m_fHeadTextHMargin;
-  FX_FLOAT m_fHeadTextVMargin;
-  FX_FLOAT m_fHSepWid;
-  FX_FLOAT m_fHSepHei;
-  FX_FLOAT m_fWeekNumWid;
-  FX_FLOAT m_fSepDOffset;
-  FX_FLOAT m_fSepX;
-  FX_FLOAT m_fSepY;
-  FX_FLOAT m_fWeekNumHeigh;
-  FX_FLOAT m_fWeekWid;
-  FX_FLOAT m_fWeekHei;
-  FX_FLOAT m_fDateCellWid;
-  FX_FLOAT m_fDateCellHei;
-  FX_FLOAT m_fTodayWid;
-  FX_FLOAT m_fTodayHei;
-  FX_FLOAT m_fTodayFlagWid;
-  FX_FLOAT m_fMCWid;
-  FX_FLOAT m_fMCHei;
-  friend class CFWL_MonthCalendarImpDelegate;
-};
-
-struct FWL_DATEINFO {
-  FWL_DATEINFO(int32_t day,
-               int32_t dayofweek,
-               FX_DWORD dwSt,
-               CFX_RectF rc,
-               CFX_WideString& wsday)
-      : iDay(day),
-        iDayOfWeek(dayofweek),
-        dwStates(dwSt),
-        rect(rc),
-        wsDay(wsday) {}
-  int32_t iDay;
-  int32_t iDayOfWeek;
-  FX_DWORD dwStates;
-  CFX_RectF rect;
-  CFX_WideString wsDay;
-};
-
-class CFWL_MonthCalendarImpDelegate : public CFWL_WidgetImpDelegate {
- public:
-  CFWL_MonthCalendarImpDelegate(CFWL_MonthCalendarImp* pOwner);
-  int32_t OnProcessMessage(CFWL_Message* pMessage) override;
-  FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
-                       const CFX_Matrix* pMatrix = NULL) override;
-
- protected:
-  void OnActivate(CFWL_Message* pMsg);
-  void OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
-  void OnLButtonDown(CFWL_MsgMouse* pMsg);
-  void OnLButtonUp(CFWL_MsgMouse* pMsg);
-  void OnMouseMove(CFWL_MsgMouse* pMsg);
-  void OnMouseLeave(CFWL_MsgMouse* pMsg);
-  CFWL_MonthCalendarImp* m_pOwner;
-};
-
-#endif  // XFA_SRC_FWL_BASEWIDGET_FWL_MONTHCALENDARIMP_H_
diff --git a/xfa/src/fwl/basewidget/fwl_pictureboximp.cpp b/xfa/src/fwl/basewidget/fwl_pictureboximp.cpp
deleted file mode 100644
index d0efaf3d2a..0000000000
--- a/xfa/src/fwl/basewidget/fwl_pictureboximp.cpp
+++ /dev/null
@@ -1,151 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "xfa/src/fwl/basewidget/fwl_pictureboximp.h"
-
-#include "xfa/include/fwl/lightwidget/picturebox.h"
-#include "xfa/src/fwl/core/fwl_noteimp.h"
-#include "xfa/src/fwl/core/fwl_targetimp.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-// static
-IFWL_PictureBox* IFWL_PictureBox::Create(
-    const CFWL_WidgetImpProperties& properties,
-    IFWL_Widget* pOuter) {
-  IFWL_PictureBox* pPictureBox = new IFWL_PictureBox;
-  CFWL_PictureBoxImp* pPictureBoxImpl =
-      new CFWL_PictureBoxImp(properties, pOuter);
-  pPictureBox->SetImpl(pPictureBoxImpl);
-  pPictureBoxImpl->SetInterface(pPictureBox);
-  return pPictureBox;
-}
-IFWL_PictureBox::IFWL_PictureBox() {}
-
-CFWL_PictureBoxImp::CFWL_PictureBoxImp(
-    const CFWL_WidgetImpProperties& properties,
-    IFWL_Widget* pOuter)
-    : CFWL_WidgetImp(properties, pOuter),
-      m_bTop(FALSE),
-      m_bVCenter(FALSE),
-      m_bButton(FALSE) {
-  m_rtClient.Reset();
-  m_rtImage.Reset();
-  m_matrix.SetIdentity();
-}
-CFWL_PictureBoxImp::~CFWL_PictureBoxImp() {}
-FWL_ERR CFWL_PictureBoxImp::GetClassName(CFX_WideString& wsClass) const {
-  wsClass = FWL_CLASS_PictureBox;
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_PictureBoxImp::GetClassID() const {
-  return FWL_CLASSHASH_PictureBox;
-}
-FWL_ERR CFWL_PictureBoxImp::Initialize() {
-  if (CFWL_WidgetImp::Initialize() != FWL_ERR_Succeeded)
-    return FWL_ERR_Indefinite;
-  m_pDelegate = new CFWL_PictureBoxImpDelegate(this);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_PictureBoxImp::Finalize() {
-  delete m_pDelegate;
-  m_pDelegate = nullptr;
-  return CFWL_WidgetImp::Finalize();
-}
-FWL_ERR CFWL_PictureBoxImp::GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize) {
-  if (bAutoSize) {
-    rect.Set(0, 0, 0, 0);
-    if (!m_pProperties->m_pDataProvider)
-      return FWL_ERR_Indefinite;
-    CFX_DIBitmap* pBitmap =
-        static_cast<IFWL_PictureBoxDP*>(m_pProperties->m_pDataProvider)
-            ->GetPicture(m_pInterface);
-    if (pBitmap) {
-      rect.Set(0, 0, (FX_FLOAT)pBitmap->GetWidth(),
-               (FX_FLOAT)pBitmap->GetHeight());
-    }
-    CFWL_WidgetImp::GetWidgetRect(rect, TRUE);
-  } else {
-    rect = m_pProperties->m_rtWidget;
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_PictureBoxImp::Update() {
-  if (IsLocked()) {
-    return FWL_ERR_Succeeded;
-  }
-  if (!m_pProperties->m_pThemeProvider) {
-    m_pProperties->m_pThemeProvider = GetAvailableTheme();
-  }
-  GetClientRect(m_rtClient);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_PictureBoxImp::DrawWidget(CFX_Graphics* pGraphics,
-                                       const CFX_Matrix* pMatrix) {
-  if (!pGraphics)
-    return FWL_ERR_Indefinite;
-  if (!m_pProperties->m_pThemeProvider)
-    return FWL_ERR_Indefinite;
-  IFWL_ThemeProvider* pTheme = GetAvailableTheme();
-  if (HasBorder()) {
-    DrawBorder(pGraphics, FWL_PART_PTB_Border, pTheme, pMatrix);
-  }
-  if (HasEdge()) {
-    DrawEdge(pGraphics, FWL_PART_PTB_Edge, pTheme, pMatrix);
-  }
-  DrawBkground(pGraphics, pTheme, pMatrix);
-  return FWL_ERR_Succeeded;
-}
-void CFWL_PictureBoxImp::DrawBkground(CFX_Graphics* pGraphics,
-                                      IFWL_ThemeProvider* pTheme,
-                                      const CFX_Matrix* pMatrix) {
-  IFWL_PictureBoxDP* pPictureDP =
-      static_cast<IFWL_PictureBoxDP*>(m_pProperties->m_pDataProvider);
-  if (!pPictureDP)
-    return;
-
-  CFX_DIBitmap* pPicture = pPictureDP->GetPicture(m_pInterface);
-  CFX_Matrix matrix;
-  pPictureDP->GetMatrix(m_pInterface, matrix);
-  if (!pPicture)
-    return;
-
-  matrix.Concat(*pMatrix);
-  FX_FLOAT fx = (FX_FLOAT)pPicture->GetWidth();
-  FX_FLOAT fy = (FX_FLOAT)pPicture->GetHeight();
-  if (fx > m_rtClient.width) {
-    fx = m_rtClient.width;
-  }
-  if (fy > m_rtClient.height) {
-    fy = m_rtClient.height;
-  }
-  pGraphics->DrawImage(pPicture, CFX_PointF((m_rtClient.width - fx) / 2,
-                                            (m_rtClient.height - fy) / 2),
-                       &matrix);
-}
-FX_BOOL CFWL_PictureBoxImp::VStyle(FX_BOOL dwStyle) {
-  switch (dwStyle & FWL_STYLEEXT_PTB_VAlignMask) {
-    case FWL_STYLEEXT_PTB_Top: {
-      return m_bTop = TRUE;
-      break;
-    }
-    case FWL_STYLEEXT_PTB_Vcenter: {
-      return m_bVCenter = TRUE;
-      break;
-    }
-    case FWL_STYLEEXT_PTB_Bottom: {
-      return m_bButton = TRUE;
-      break;
-    }
-  }
-  return FALSE;
-}
-CFWL_PictureBoxImpDelegate::CFWL_PictureBoxImpDelegate(
-    CFWL_PictureBoxImp* pOwner)
-    : m_pOwner(pOwner) {}
-FWL_ERR CFWL_PictureBoxImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics,
-                                                 const CFX_Matrix* pMatrix) {
-  return m_pOwner->DrawWidget(pGraphics, pMatrix);
-}
diff --git a/xfa/src/fwl/basewidget/fwl_pictureboximp.h b/xfa/src/fwl/basewidget/fwl_pictureboximp.h
deleted file mode 100644
index cfa50afb70..0000000000
--- a/xfa/src/fwl/basewidget/fwl_pictureboximp.h
+++ /dev/null
@@ -1,53 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef XFA_SRC_FWL_BASEWIDGET_FWL_PICTUREBOXIMP_H_
-#define XFA_SRC_FWL_BASEWIDGET_FWL_PICTUREBOXIMP_H_
-
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-class CFWL_WidgetImpProperties;
-class IFWL_Widget;
-class CFWL_PictureBoxImpDelegate;
-
-class CFWL_PictureBoxImp : public CFWL_WidgetImp {
- public:
-  CFWL_PictureBoxImp(const CFWL_WidgetImpProperties& properties,
-                     IFWL_Widget* pOuter);
-  ~CFWL_PictureBoxImp();
-  virtual FWL_ERR GetClassName(CFX_WideString& wsClass) const;
-  virtual FX_DWORD GetClassID() const;
-  virtual FWL_ERR Initialize();
-  virtual FWL_ERR Finalize();
-  virtual FWL_ERR GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE);
-  virtual FWL_ERR Update();
-  virtual FWL_ERR DrawWidget(CFX_Graphics* pGraphics,
-                             const CFX_Matrix* pMatrix = NULL);
-
- protected:
-  void DrawBkground(CFX_Graphics* pGraphics,
-                    IFWL_ThemeProvider* pTheme,
-                    const CFX_Matrix* pMatrix = NULL);
-  FX_BOOL VStyle(FX_BOOL dwStyle);
-  CFX_RectF m_rtClient;
-  CFX_RectF m_rtImage;
-  CFX_Matrix m_matrix;
-  FX_BOOL m_bTop;
-  FX_BOOL m_bVCenter;
-  FX_BOOL m_bButton;
-  friend class CFWL_PictureBoxImpDelegate;
-};
-class CFWL_PictureBoxImpDelegate : public CFWL_WidgetImpDelegate {
- public:
-  CFWL_PictureBoxImpDelegate(CFWL_PictureBoxImp* pOwner);
-  FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
-                       const CFX_Matrix* pMatrix = NULL) override;
-
- protected:
-  CFWL_PictureBoxImp* m_pOwner;
-};
-
-#endif  // XFA_SRC_FWL_BASEWIDGET_FWL_PICTUREBOXIMP_H_
diff --git a/xfa/src/fwl/basewidget/fwl_pushbuttonimp.cpp b/xfa/src/fwl/basewidget/fwl_pushbuttonimp.cpp
deleted file mode 100644
index 4ed0e3bfec..0000000000
--- a/xfa/src/fwl/basewidget/fwl_pushbuttonimp.cpp
+++ /dev/null
@@ -1,550 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "xfa/src/fwl/basewidget/fwl_pushbuttonimp.h"
-
-#include "xfa/include/fwl/basewidget/fwl_pushbutton.h"
-#include "xfa/src/fde/tto/fde_textout.h"
-#include "xfa/src/fwl/core/fwl_noteimp.h"
-#include "xfa/src/fwl/core/fwl_targetimp.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-// static
-IFWL_PushButton* IFWL_PushButton::Create(
-    const CFWL_WidgetImpProperties& properties,
-    IFWL_Widget* pOuter) {
-  IFWL_PushButton* pPushButton = new IFWL_PushButton;
-  CFWL_PushButtonImp* pPushButtonImpl =
-      new CFWL_PushButtonImp(properties, pOuter);
-  pPushButton->SetImpl(pPushButtonImpl);
-  pPushButtonImpl->SetInterface(pPushButton);
-  return pPushButton;
-}
-IFWL_PushButton::IFWL_PushButton() {}
-
-CFWL_PushButtonImp::CFWL_PushButtonImp(
-    const CFWL_WidgetImpProperties& properties,
-    IFWL_Widget* pOuter)
-    : CFWL_WidgetImp(properties, pOuter),
-      m_bBtnDown(FALSE),
-      m_dwTTOStyles(FDE_TTOSTYLE_SingleLine),
-      m_iTTOAlign(FDE_TTOALIGNMENT_Center) {
-  m_rtClient.Set(0, 0, 0, 0);
-  m_rtCaption.Set(0, 0, 0, 0);
-}
-CFWL_PushButtonImp::~CFWL_PushButtonImp() {}
-FWL_ERR CFWL_PushButtonImp::GetClassName(CFX_WideString& wsClass) const {
-  wsClass = FWL_CLASS_PushButton;
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_PushButtonImp::GetClassID() const {
-  return FWL_CLASSHASH_PushButton;
-}
-FWL_ERR CFWL_PushButtonImp::Initialize() {
-  if (CFWL_WidgetImp::Initialize() != FWL_ERR_Succeeded)
-    return FWL_ERR_Indefinite;
-  m_pDelegate = new CFWL_PushButtonImpDelegate(this);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_PushButtonImp::Finalize() {
-  delete m_pDelegate;
-  m_pDelegate = nullptr;
-  return CFWL_WidgetImp::Finalize();
-}
-FWL_ERR CFWL_PushButtonImp::GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize) {
-  if (bAutoSize) {
-    rect.Set(0, 0, 0, 0);
-    if (m_pProperties->m_pThemeProvider == NULL) {
-      m_pProperties->m_pThemeProvider = GetAvailableTheme();
-    }
-    CFX_WideString wsCaption;
-    IFWL_PushButtonDP* pData =
-        static_cast<IFWL_PushButtonDP*>(m_pProperties->m_pDataProvider);
-    if (pData) {
-      pData->GetCaption(m_pInterface, wsCaption);
-    }
-    int32_t iLen = wsCaption.GetLength();
-    if (iLen > 0) {
-      CFX_SizeF sz = CalcTextSize(wsCaption, m_pProperties->m_pThemeProvider);
-      rect.Set(0, 0, sz.x, sz.y);
-    }
-    FX_FLOAT* fcaption =
-        static_cast<FX_FLOAT*>(GetThemeCapacity(FWL_WGTCAPACITY_PSB_Margin));
-    rect.Inflate(*fcaption, *fcaption);
-    CFWL_WidgetImp::GetWidgetRect(rect, TRUE);
-  } else {
-    rect = m_pProperties->m_rtWidget;
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_PushButtonImp::SetStates(FX_DWORD dwStates, FX_BOOL bSet) {
-  if ((dwStates & FWL_WGTSTATE_Disabled) && bSet) {
-    m_pProperties->m_dwStates = FWL_WGTSTATE_Disabled;
-    return FWL_ERR_Succeeded;
-  }
-  return CFWL_WidgetImp::SetStates(dwStates, bSet);
-}
-FWL_ERR CFWL_PushButtonImp::Update() {
-  if (IsLocked()) {
-    return FWL_ERR_Indefinite;
-  }
-  if (!m_pProperties->m_pThemeProvider) {
-    m_pProperties->m_pThemeProvider = GetAvailableTheme();
-  }
-  UpdateTextOutStyles();
-  GetClientRect(m_rtClient);
-  m_rtCaption = m_rtClient;
-  FX_FLOAT* fcaption =
-      static_cast<FX_FLOAT*>(GetThemeCapacity(FWL_WGTCAPACITY_PSB_Margin));
-  m_rtCaption.Inflate(-*fcaption, -*fcaption);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_PushButtonImp::DrawWidget(CFX_Graphics* pGraphics,
-                                       const CFX_Matrix* pMatrix) {
-  if (!pGraphics)
-    return FWL_ERR_Indefinite;
-  if (!m_pProperties->m_pThemeProvider)
-    return FWL_ERR_Indefinite;
-  IFWL_PushButtonDP* pData =
-      static_cast<IFWL_PushButtonDP*>(m_pProperties->m_pDataProvider);
-  CFX_DIBitmap* pPicture = NULL;
-  IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
-  if (HasBorder()) {
-    DrawBorder(pGraphics, FWL_PART_PSB_Border, m_pProperties->m_pThemeProvider,
-               pMatrix);
-  }
-  if (HasEdge()) {
-    DrawEdge(pGraphics, FWL_PART_PSB_Edge, m_pProperties->m_pThemeProvider,
-             pMatrix);
-  }
-  DrawBkground(pGraphics, m_pProperties->m_pThemeProvider, pMatrix);
-  CFX_Matrix matrix;
-  matrix.Concat(*pMatrix);
-  FX_FLOAT iPicwidth = 0;
-  FX_FLOAT ipicheight = 0;
-  CFX_WideString wsCaption;
-  if (pData) {
-    pData->GetCaption(m_pInterface, wsCaption);
-  }
-  CFX_RectF rtText;
-  rtText.Set(0, 0, 0, 0);
-  if (!wsCaption.IsEmpty()) {
-    CalcTextRect(wsCaption, pTheme, 0, m_iTTOAlign, rtText);
-  }
-  switch (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_PSB_ModeMask) {
-    case FWL_STYLEEXT_PSB_TextOnly:
-      DrawText(pGraphics, m_pProperties->m_pThemeProvider, &matrix);
-      break;
-    case FWL_STYLEEXT_PSB_IconOnly:
-      if (pData) {
-        pPicture = pData->GetPicture(m_pInterface);
-      }
-      if (pPicture) {
-        CFX_PointF point;
-        switch (m_iTTOAlign) {
-          case 0: {
-            point.x = m_rtClient.left;
-            point.y = m_rtClient.top;
-            break;
-          }
-          case 1: {
-            point.x = m_rtClient.left +
-                      (m_rtClient.width / 2 - pPicture->GetWidth() / 2);
-            point.y = m_rtClient.top;
-            break;
-          }
-          case 2:
-            point.x = m_rtClient.left + m_rtClient.width - pPicture->GetWidth();
-            point.y = m_rtClient.top;
-            break;
-          case 4:
-            point.x = m_rtClient.left;
-            point.y = m_rtClient.top + m_rtClient.height / 2 -
-                      pPicture->GetHeight() / 2;
-            break;
-          case 5:
-            point.x = m_rtClient.left +
-                      (m_rtClient.width / 2 - pPicture->GetWidth() / 2);
-            point.y = m_rtClient.top + m_rtClient.height / 2 -
-                      pPicture->GetHeight() / 2;
-            break;
-          case 6:
-            point.x = m_rtClient.left + m_rtClient.width - pPicture->GetWidth();
-            point.y = m_rtClient.top + m_rtClient.height / 2 -
-                      pPicture->GetHeight() / 2;
-            break;
-          case 8:
-            point.x = m_rtClient.left;
-            point.y =
-                m_rtClient.top + m_rtClient.height - pPicture->GetHeight();
-            break;
-          case 9:
-            point.x = m_rtClient.left +
-                      (m_rtClient.width / 2 - pPicture->GetWidth() / 2);
-            point.y =
-                m_rtClient.top + m_rtClient.height - pPicture->GetHeight();
-            break;
-          case 10:
-            point.x = m_rtClient.left + m_rtClient.width - pPicture->GetWidth();
-            point.y =
-                m_rtClient.top + m_rtClient.height - pPicture->GetHeight();
-            break;
-        }
-        pGraphics->DrawImage(pPicture, point, &matrix);
-      }
-      break;
-    case FWL_STYLEEXT_PSB_TextIcon:
-      if (pPicture) {
-        CFX_PointF point;
-        switch (m_iTTOAlign) {
-          case 0: {
-            point.x = m_rtClient.left;
-            point.y = m_rtClient.top;
-            iPicwidth = (FX_FLOAT)(pPicture->GetWidth() - 7);
-            ipicheight =
-                pPicture->GetHeight() / 2 - m_rtCaption.top - rtText.height / 2;
-            break;
-          }
-          case 1: {
-            point.x =
-                m_rtClient.left + (m_rtClient.width / 2 -
-                                   (pPicture->GetWidth() + rtText.width) / 2);
-            point.y = m_rtClient.top;
-            iPicwidth = pPicture->GetWidth() -
-                        ((m_rtClient.width) / 2 - rtText.width / 2 - point.x) +
-                        rtText.width / 2 - 7;
-            ipicheight =
-                pPicture->GetHeight() / 2 - m_rtCaption.top - rtText.height / 2;
-            break;
-          }
-          case 2:
-            point.x = m_rtClient.left + m_rtClient.width -
-                      pPicture->GetWidth() - rtText.width;
-            point.y = m_rtClient.top;
-            iPicwidth = m_rtClient.left + m_rtClient.width - point.x -
-                        pPicture->GetWidth() - rtText.width + 7;
-            ipicheight =
-                pPicture->GetHeight() / 2 - m_rtCaption.top - rtText.height / 2;
-            break;
-          case 4:
-            point.x = m_rtClient.left;
-            point.y = m_rtClient.top + m_rtClient.height / 2 -
-                      pPicture->GetHeight() / 2;
-            iPicwidth = m_rtClient.left + pPicture->GetWidth() - 7;
-            break;
-          case 5:
-            point.x =
-                m_rtClient.left + (m_rtClient.width / 2 -
-                                   (pPicture->GetWidth() + rtText.width) / 2);
-            point.y = m_rtClient.top + m_rtClient.height / 2 -
-                      pPicture->GetHeight() / 2;
-            iPicwidth = pPicture->GetWidth() -
-                        ((m_rtClient.width) / 2 - rtText.width / 2 - point.x) +
-                        rtText.width / 2 - 7;
-            break;
-          case 6:
-            point.x = m_rtClient.left + m_rtClient.width -
-                      pPicture->GetWidth() - rtText.width;
-            point.y = m_rtClient.top + m_rtClient.height / 2 -
-                      pPicture->GetHeight() / 2;
-            iPicwidth = m_rtClient.left + m_rtClient.width - point.x -
-                        pPicture->GetWidth() - rtText.width + 7;
-            break;
-          case 8:
-            point.x = m_rtClient.left;
-            point.y =
-                m_rtClient.top + m_rtClient.height - pPicture->GetHeight();
-            iPicwidth = (FX_FLOAT)(pPicture->GetWidth() - 7);
-            ipicheight -= rtText.height / 2;
-            break;
-          case 9:
-            point.x =
-                m_rtClient.left + (m_rtClient.width / 2 -
-                                   (pPicture->GetWidth() + rtText.width) / 2);
-            point.y =
-                m_rtClient.top + m_rtClient.height - pPicture->GetHeight();
-            iPicwidth = pPicture->GetWidth() -
-                        ((m_rtClient.width) / 2 - rtText.width / 2 - point.x) +
-                        rtText.width / 2 - 7;
-            ipicheight -= rtText.height / 2;
-            break;
-          case 10:
-            point.x = m_rtClient.left + m_rtClient.width -
-                      pPicture->GetWidth() - rtText.width;
-            point.y =
-                m_rtClient.top + m_rtClient.height - pPicture->GetHeight();
-            iPicwidth = m_rtClient.left + m_rtClient.width - point.x -
-                        pPicture->GetWidth() - rtText.width + 7;
-            ipicheight -= rtText.height / 2;
-            break;
-        }
-        pGraphics->DrawImage(pPicture, point, &matrix);
-      }
-      matrix.e += m_rtClient.left + iPicwidth;
-      matrix.f += m_rtClient.top + ipicheight;
-      DrawText(pGraphics, m_pProperties->m_pThemeProvider, &matrix);
-      break;
-  }
-  return FWL_ERR_Succeeded;
-}
-void CFWL_PushButtonImp::DrawBkground(CFX_Graphics* pGraphics,
-                                      IFWL_ThemeProvider* pTheme,
-                                      const CFX_Matrix* pMatrix) {
-  CFWL_ThemeBackground param;
-  param.m_pWidget = m_pInterface;
-  param.m_iPart = FWL_PART_PSB_Background;
-  param.m_dwStates = GetPartStates();
-  param.m_pGraphics = pGraphics;
-  if (pMatrix) {
-    param.m_matrix.Concat(*pMatrix);
-  }
-  param.m_rtPart = m_rtClient;
-  if (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) {
-    param.m_pData = &m_rtCaption;
-  }
-  pTheme->DrawBackground(&param);
-}
-void CFWL_PushButtonImp::DrawText(CFX_Graphics* pGraphics,
-                                  IFWL_ThemeProvider* pTheme,
-                                  const CFX_Matrix* pMatrix) {
-  if (!m_pProperties->m_pDataProvider)
-    return;
-  CFX_WideString wsCaption;
-  m_pProperties->m_pDataProvider->GetCaption(m_pInterface, wsCaption);
-  if (wsCaption.IsEmpty()) {
-    return;
-  }
-  CFWL_ThemeText param;
-  param.m_pWidget = m_pInterface;
-  param.m_iPart = FWL_PART_PSB_Caption;
-  param.m_dwStates = GetPartStates();
-  param.m_pGraphics = pGraphics;
-  if (pMatrix) {
-    param.m_matrix.Concat(*pMatrix);
-  }
-  param.m_rtPart = m_rtCaption;
-  param.m_wsText = wsCaption;
-  param.m_dwTTOStyles = m_dwTTOStyles;
-  param.m_iTTOAlign = m_iTTOAlign;
-  pTheme->DrawText(&param);
-}
-FX_DWORD CFWL_PushButtonImp::GetPartStates() {
-  FX_DWORD dwStates = FWL_PARTSTATE_PSB_Normal;
-  if (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) {
-    dwStates |= FWL_PARTSTATE_PSB_Focused;
-  }
-  if (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) {
-    dwStates = FWL_PARTSTATE_PSB_Disabled;
-  } else if (m_pProperties->m_dwStates & FWL_STATE_PSB_Pressed) {
-    dwStates |= FWL_PARTSTATE_PSB_Pressed;
-  } else if (m_pProperties->m_dwStates & FWL_STATE_PSB_Hovered) {
-    dwStates |= FWL_PARTSTATE_PSB_Hovered;
-  } else if (m_pProperties->m_dwStates & FWL_STATE_PSB_Default) {
-    dwStates |= FWL_PARTSTATE_PSB_Default;
-  }
-  return dwStates;
-}
-void CFWL_PushButtonImp::UpdateTextOutStyles() {
-  m_iTTOAlign = FDE_TTOALIGNMENT_Center;
-  switch (m_pProperties->m_dwStyleExes &
-          (FWL_STYLEEXT_PSB_HLayoutMask | FWL_STYLEEXT_PSB_VLayoutMask)) {
-    case FWL_STYLEEXT_PSB_Left | FWL_STYLEEXT_PSB_Top: {
-      m_iTTOAlign = FDE_TTOALIGNMENT_TopLeft;
-      break;
-    }
-    case FWL_STYLEEXT_PSB_Center | FWL_STYLEEXT_PSB_Top: {
-      m_iTTOAlign = FDE_TTOALIGNMENT_TopCenter;
-      break;
-    }
-    case FWL_STYLEEXT_PSB_Right | FWL_STYLEEXT_PSB_Top: {
-      m_iTTOAlign = FDE_TTOALIGNMENT_TopRight;
-      break;
-    }
-    case FWL_STYLEEXT_PSB_Left | FWL_STYLEEXT_PSB_VCenter: {
-      m_iTTOAlign = FDE_TTOALIGNMENT_CenterLeft;
-      break;
-    }
-    case FWL_STYLEEXT_PSB_Center | FWL_STYLEEXT_PSB_VCenter: {
-      m_iTTOAlign = FDE_TTOALIGNMENT_Center;
-      break;
-    }
-    case FWL_STYLEEXT_PSB_Right | FWL_STYLEEXT_PSB_VCenter: {
-      m_iTTOAlign = FDE_TTOALIGNMENT_CenterRight;
-      break;
-    }
-    case FWL_STYLEEXT_PSB_Left | FWL_STYLEEXT_PSB_Bottom: {
-      m_iTTOAlign = FDE_TTOALIGNMENT_BottomLeft;
-      break;
-    }
-    case FWL_STYLEEXT_PSB_Center | FWL_STYLEEXT_PSB_Bottom: {
-      m_iTTOAlign = FDE_TTOALIGNMENT_BottomCenter;
-      break;
-    }
-    case FWL_STYLEEXT_PSB_Right | FWL_STYLEEXT_PSB_Bottom: {
-      m_iTTOAlign = FDE_TTOALIGNMENT_BottomRight;
-      break;
-    }
-    default: {}
-  }
-  m_dwTTOStyles = FDE_TTOSTYLE_SingleLine;
-  if (m_pProperties->m_dwStyleExes & FWL_WGTSTYLE_RTLReading) {
-    m_dwTTOStyles |= FDE_TTOSTYLE_RTL;
-  }
-}
-CFWL_PushButtonImpDelegate::CFWL_PushButtonImpDelegate(
-    CFWL_PushButtonImp* pOwner)
-    : m_pOwner(pOwner) {}
-int32_t CFWL_PushButtonImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
-  if (!pMessage)
-    return 0;
-  if (!m_pOwner->IsEnabled()) {
-    return 1;
-  }
-  int32_t iRet = 1;
-  FX_DWORD dwMsgCode = pMessage->GetClassID();
-  switch (dwMsgCode) {
-    case FWL_MSGHASH_SetFocus:
-    case FWL_MSGHASH_KillFocus: {
-      OnFocusChanged(pMessage, dwMsgCode == FWL_MSGHASH_SetFocus);
-      break;
-    }
-    case FWL_MSGHASH_Mouse: {
-      CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage);
-      FX_DWORD dwCmd = pMsg->m_dwCmd;
-      switch (dwCmd) {
-        case FWL_MSGMOUSECMD_LButtonDown: {
-          OnLButtonDown(pMsg);
-          break;
-        }
-        case FWL_MSGMOUSECMD_LButtonUp: {
-          OnLButtonUp(pMsg);
-          break;
-        }
-        case FWL_MSGMOUSECMD_MouseMove: {
-          OnMouseMove(pMsg);
-          break;
-        }
-        case FWL_MSGMOUSECMD_MouseLeave: {
-          OnMouseLeave(pMsg);
-          break;
-        }
-        default: {}
-      }
-      break;
-    }
-    case FWL_MSGHASH_Key: {
-      CFWL_MsgKey* pKey = static_cast<CFWL_MsgKey*>(pMessage);
-      if (pKey->m_dwCmd == FWL_MSGKEYCMD_KeyDown) {
-        OnKeyDown(pKey);
-      }
-      break;
-    }
-    default: {
-      iRet = 0;
-      break;
-    }
-  }
-  CFWL_WidgetImpDelegate::OnProcessMessage(pMessage);
-  return iRet;
-}
-FWL_ERR CFWL_PushButtonImpDelegate::OnProcessEvent(CFWL_Event* pEvent) {
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_PushButtonImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics,
-                                                 const CFX_Matrix* pMatrix) {
-  return m_pOwner->DrawWidget(pGraphics, pMatrix);
-}
-void CFWL_PushButtonImpDelegate::OnFocusChanged(CFWL_Message* pMsg,
-                                                FX_BOOL bSet) {
-  if (bSet) {
-    m_pOwner->m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused;
-  } else {
-    m_pOwner->m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused;
-  }
-  m_pOwner->Repaint(&m_pOwner->m_rtClient);
-}
-void CFWL_PushButtonImpDelegate::OnLButtonDown(CFWL_MsgMouse* pMsg) {
-  if ((m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0) {
-    m_pOwner->SetFocus(TRUE);
-  }
-  m_pOwner->m_bBtnDown = TRUE;
-  m_pOwner->m_pProperties->m_dwStates |= FWL_STATE_PSB_Hovered;
-  m_pOwner->m_pProperties->m_dwStates |= FWL_STATE_PSB_Pressed;
-  m_pOwner->Repaint(&m_pOwner->m_rtClient);
-}
-void CFWL_PushButtonImpDelegate::OnLButtonUp(CFWL_MsgMouse* pMsg) {
-  m_pOwner->m_bBtnDown = FALSE;
-  if (m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Pressed;
-    m_pOwner->m_pProperties->m_dwStates |= FWL_STATE_PSB_Hovered;
-  } else {
-    m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Hovered;
-    m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Pressed;
-  }
-  if (m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    CFWL_EvtClick wmClick;
-    wmClick.m_pSrcTarget = m_pOwner->m_pInterface;
-    m_pOwner->DispatchEvent(&wmClick);
-  }
-  m_pOwner->Repaint(&m_pOwner->m_rtClient);
-}
-void CFWL_PushButtonImpDelegate::OnMouseMove(CFWL_MsgMouse* pMsg) {
-  FX_BOOL bRepaint = FALSE;
-  if (m_pOwner->m_bBtnDown) {
-    if (m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
-      if ((m_pOwner->m_pProperties->m_dwStates & FWL_STATE_PSB_Pressed) == 0) {
-        m_pOwner->m_pProperties->m_dwStates |= FWL_STATE_PSB_Pressed;
-        bRepaint = TRUE;
-      }
-      if (m_pOwner->m_pProperties->m_dwStates & FWL_STATE_PSB_Hovered) {
-        m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Hovered;
-        bRepaint = TRUE;
-      }
-    } else {
-      if (m_pOwner->m_pProperties->m_dwStates & FWL_STATE_PSB_Pressed) {
-        m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Pressed;
-        bRepaint = TRUE;
-      }
-      if ((m_pOwner->m_pProperties->m_dwStates & FWL_STATE_PSB_Hovered) == 0) {
-        m_pOwner->m_pProperties->m_dwStates |= FWL_STATE_PSB_Hovered;
-        bRepaint = TRUE;
-      }
-    }
-  } else {
-    if (!m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
-      return;
-    }
-    if ((m_pOwner->m_pProperties->m_dwStates & FWL_STATE_PSB_Hovered) == 0) {
-      m_pOwner->m_pProperties->m_dwStates |= FWL_STATE_PSB_Hovered;
-      bRepaint = TRUE;
-    }
-  }
-  if (bRepaint) {
-    m_pOwner->Repaint(&m_pOwner->m_rtClient);
-  }
-}
-void CFWL_PushButtonImpDelegate::OnMouseLeave(CFWL_MsgMouse* pMsg) {
-  m_pOwner->m_bBtnDown = FALSE;
-  m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Hovered;
-  m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Pressed;
-  m_pOwner->Repaint(&m_pOwner->m_rtClient);
-}
-void CFWL_PushButtonImpDelegate::OnKeyDown(CFWL_MsgKey* pMsg) {
-  if (pMsg->m_dwKeyCode == FWL_VKEY_Return) {
-    CFWL_EvtMouse wmMouse;
-    wmMouse.m_pSrcTarget = m_pOwner->m_pInterface;
-    wmMouse.m_dwCmd = FWL_MSGMOUSECMD_LButtonUp;
-    m_pOwner->DispatchEvent(&wmMouse);
-    CFWL_EvtClick wmClick;
-    wmClick.m_pSrcTarget = m_pOwner->m_pInterface;
-    m_pOwner->DispatchEvent(&wmClick);
-    return;
-  }
-  if (pMsg->m_dwKeyCode != FWL_VKEY_Tab) {
-    return;
-  }
-  m_pOwner->DispatchKeyEvent(pMsg);
-}
diff --git a/xfa/src/fwl/basewidget/fwl_pushbuttonimp.h b/xfa/src/fwl/basewidget/fwl_pushbuttonimp.h
deleted file mode 100644
index 5869074ba7..0000000000
--- a/xfa/src/fwl/basewidget/fwl_pushbuttonimp.h
+++ /dev/null
@@ -1,65 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef XFA_SRC_FWL_BASEWIDGET_FWL_PUSHBUTTONIMP_H_
-#define XFA_SRC_FWL_BASEWIDGET_FWL_PUSHBUTTONIMP_H_
-
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-class CFWL_WidgetImpProperties;
-class IFWL_Widget;
-class CFWL_PushButtonImpDelegate;
-
-class CFWL_PushButtonImp : public CFWL_WidgetImp {
- public:
-  CFWL_PushButtonImp(const CFWL_WidgetImpProperties& properties,
-                     IFWL_Widget* pOuter);
-  virtual ~CFWL_PushButtonImp();
-  virtual FWL_ERR GetClassName(CFX_WideString& wsClass) const;
-  virtual FX_DWORD GetClassID() const;
-  virtual FWL_ERR Initialize();
-  virtual FWL_ERR Finalize();
-  virtual FWL_ERR GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE);
-  virtual FWL_ERR SetStates(FX_DWORD dwStates, FX_BOOL bSet = TRUE);
-  virtual FWL_ERR Update();
-  virtual FWL_ERR DrawWidget(CFX_Graphics* pGraphics,
-                             const CFX_Matrix* pMatrix = NULL);
-
- protected:
-  void DrawBkground(CFX_Graphics* pGraphics,
-                    IFWL_ThemeProvider* pTheme,
-                    const CFX_Matrix* pMatrix);
-  void DrawText(CFX_Graphics* pGraphics,
-                IFWL_ThemeProvider* pTheme,
-                const CFX_Matrix* pMatrix);
-  FX_DWORD GetPartStates();
-  void UpdateTextOutStyles();
-  CFX_RectF m_rtClient;
-  CFX_RectF m_rtCaption;
-  FX_BOOL m_bBtnDown;
-  FX_DWORD m_dwTTOStyles;
-  int32_t m_iTTOAlign;
-  friend class CFWL_PushButtonImpDelegate;
-};
-class CFWL_PushButtonImpDelegate : public CFWL_WidgetImpDelegate {
- public:
-  CFWL_PushButtonImpDelegate(CFWL_PushButtonImp* pOwner);
-  int32_t OnProcessMessage(CFWL_Message* pMessage) override;
-  FWL_ERR OnProcessEvent(CFWL_Event* pEvent) override;
-  FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
-                       const CFX_Matrix* pMatrix = NULL) override;
-
- protected:
-  void OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
-  void OnLButtonDown(CFWL_MsgMouse* pMsg);
-  void OnLButtonUp(CFWL_MsgMouse* pMsg);
-  void OnMouseMove(CFWL_MsgMouse* pMsg);
-  void OnMouseLeave(CFWL_MsgMouse* pMsg);
-  void OnKeyDown(CFWL_MsgKey* pMsg);
-  CFWL_PushButtonImp* m_pOwner;
-};
-
-#endif  // XFA_SRC_FWL_BASEWIDGET_FWL_PUSHBUTTONIMP_H_
diff --git a/xfa/src/fwl/basewidget/fwl_scrollbarimp.cpp b/xfa/src/fwl/basewidget/fwl_scrollbarimp.cpp
deleted file mode 100644
index c43ebbbc85..0000000000
--- a/xfa/src/fwl/basewidget/fwl_scrollbarimp.cpp
+++ /dev/null
@@ -1,805 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "xfa/src/fwl/basewidget/fwl_scrollbarimp.h"
-
-#include "xfa/include/fwl/basewidget/fwl_scrollbar.h"
-#include "xfa/include/fwl/core/fwl_theme.h"
-#include "xfa/src/fwl/core/fwl_noteimp.h"
-#include "xfa/src/fwl/core/fwl_targetimp.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-#define FWL_SCROLLBAR_Elapse 500
-#define FWL_SCROLLBAR_MinThumb 5
-
-// static
-IFWL_ScrollBar* IFWL_ScrollBar::Create(
-    const CFWL_WidgetImpProperties& properties,
-    IFWL_Widget* pOuter) {
-  IFWL_ScrollBar* pScrollBar = new IFWL_ScrollBar;
-  CFWL_ScrollBarImp* pScrollBarImpl = new CFWL_ScrollBarImp(properties, pOuter);
-  pScrollBar->SetImpl(pScrollBarImpl);
-  pScrollBarImpl->SetInterface(pScrollBar);
-  return pScrollBar;
-}
-IFWL_ScrollBar::IFWL_ScrollBar() {}
-FX_BOOL IFWL_ScrollBar::IsVertical() {
-  return static_cast<CFWL_ScrollBarImp*>(GetImpl())->IsVertical();
-}
-FWL_ERR IFWL_ScrollBar::GetRange(FX_FLOAT& fMin, FX_FLOAT& fMax) {
-  return static_cast<CFWL_ScrollBarImp*>(GetImpl())->GetRange(fMin, fMax);
-}
-FWL_ERR IFWL_ScrollBar::SetRange(FX_FLOAT fMin, FX_FLOAT fMax) {
-  return static_cast<CFWL_ScrollBarImp*>(GetImpl())->SetRange(fMin, fMax);
-}
-FX_FLOAT IFWL_ScrollBar::GetPageSize() {
-  return static_cast<CFWL_ScrollBarImp*>(GetImpl())->GetPageSize();
-}
-FWL_ERR IFWL_ScrollBar::SetPageSize(FX_FLOAT fPageSize) {
-  return static_cast<CFWL_ScrollBarImp*>(GetImpl())->SetPageSize(fPageSize);
-}
-FX_FLOAT IFWL_ScrollBar::GetStepSize() {
-  return static_cast<CFWL_ScrollBarImp*>(GetImpl())->GetStepSize();
-}
-FWL_ERR IFWL_ScrollBar::SetStepSize(FX_FLOAT fStepSize) {
-  return static_cast<CFWL_ScrollBarImp*>(GetImpl())->SetStepSize(fStepSize);
-}
-FX_FLOAT IFWL_ScrollBar::GetPos() {
-  return static_cast<CFWL_ScrollBarImp*>(GetImpl())->GetPos();
-}
-FWL_ERR IFWL_ScrollBar::SetPos(FX_FLOAT fPos) {
-  return static_cast<CFWL_ScrollBarImp*>(GetImpl())->SetPos(fPos);
-}
-FX_FLOAT IFWL_ScrollBar::GetTrackPos() {
-  return static_cast<CFWL_ScrollBarImp*>(GetImpl())->GetTrackPos();
-}
-FWL_ERR IFWL_ScrollBar::SetTrackPos(FX_FLOAT fTrackPos) {
-  return static_cast<CFWL_ScrollBarImp*>(GetImpl())->SetTrackPos(fTrackPos);
-}
-FX_BOOL IFWL_ScrollBar::DoScroll(FX_DWORD dwCode, FX_FLOAT fPos) {
-  return static_cast<CFWL_ScrollBarImp*>(GetImpl())->DoScroll(dwCode, fPos);
-}
-CFWL_ScrollBarImp::CFWL_ScrollBarImp(const CFWL_WidgetImpProperties& properties,
-                                     IFWL_Widget* pOuter)
-    : CFWL_WidgetImp(properties, pOuter),
-      m_hTimer(nullptr),
-      m_fRangeMin(0),
-      m_fRangeMax(-1),
-      m_fPageSize(0),
-      m_fStepSize(0),
-      m_fPos(0),
-      m_fTrackPos(0),
-      m_iMinButtonState(FWL_PARTSTATE_SCB_Normal),
-      m_iMaxButtonState(FWL_PARTSTATE_SCB_Normal),
-      m_iThumbButtonState(FWL_PARTSTATE_SCB_Normal),
-      m_iMinTrackState(FWL_PARTSTATE_SCB_Normal),
-      m_iMaxTrackState(FWL_PARTSTATE_SCB_Normal),
-      m_fLastTrackPos(0),
-      m_cpTrackPointX(0),
-      m_cpTrackPointY(0),
-      m_iMouseWheel(0),
-      m_bTrackMouseLeave(FALSE),
-      m_bMouseHover(FALSE),
-      m_bMouseDown(FALSE),
-      m_bRepaintThumb(FALSE),
-      m_fButtonLen(0),
-      m_bMinSize(FALSE),
-      m_bCustomLayout(FALSE),
-      m_fMinThumb(FWL_SCROLLBAR_MinThumb) {
-  m_rtClient.Reset();
-  m_rtThumb.Reset();
-  m_rtMinBtn.Reset();
-  m_rtMaxBtn.Reset();
-  m_rtMinTrack.Reset();
-  m_rtMaxTrack.Reset();
-}
-CFWL_ScrollBarImp::~CFWL_ScrollBarImp() {}
-FWL_ERR CFWL_ScrollBarImp::GetClassName(CFX_WideString& wsClass) const {
-  wsClass = FWL_CLASS_ScrollBar;
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_ScrollBarImp::GetClassID() const {
-  return FWL_CLASSHASH_ScrollBar;
-}
-FWL_ERR CFWL_ScrollBarImp::Initialize() {
-  if (CFWL_WidgetImp::Initialize() != FWL_ERR_Succeeded)
-    return FWL_ERR_Indefinite;
-  m_pDelegate = new CFWL_ScrollBarImpDelegate(this);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ScrollBarImp::Finalize() {
-  delete m_pDelegate;
-  m_pDelegate = nullptr;
-  return CFWL_WidgetImp::Finalize();
-}
-FWL_ERR CFWL_ScrollBarImp::GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize) {
-  if (bAutoSize) {
-    rect.Set(0, 0, 0, 0);
-    FX_FLOAT* pfMinWidth = static_cast<FX_FLOAT*>(
-        GetThemeCapacity(FWL_WGTCAPACITY_ScrollBarWidth));
-    if (!pfMinWidth)
-      return FWL_ERR_Indefinite;
-    if (IsVertical()) {
-      rect.Set(0, 0, (*pfMinWidth), (*pfMinWidth) * 3);
-    } else {
-      rect.Set(0, 0, (*pfMinWidth) * 3, (*pfMinWidth));
-    }
-    CFWL_WidgetImp::GetWidgetRect(rect, TRUE);
-  } else {
-    rect = m_pProperties->m_rtWidget;
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ScrollBarImp::Update() {
-  if (IsLocked()) {
-    return FWL_ERR_Indefinite;
-  }
-  if (!m_pProperties->m_pThemeProvider) {
-    m_pProperties->m_pThemeProvider = GetAvailableTheme();
-  }
-  Layout();
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ScrollBarImp::DrawWidget(CFX_Graphics* pGraphics,
-                                      const CFX_Matrix* pMatrix) {
-  if (!pGraphics)
-    return FWL_ERR_Indefinite;
-  if (!m_pProperties->m_pThemeProvider)
-    return FWL_ERR_Indefinite;
-  IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
-  if (HasBorder()) {
-    DrawBorder(pGraphics, FWL_PART_SCB_Border, pTheme, pMatrix);
-  }
-  if (HasEdge()) {
-    DrawEdge(pGraphics, FWL_PART_SCB_Edge, pTheme, pMatrix);
-  }
-  DrawTrack(pGraphics, pTheme, TRUE, pMatrix);
-  DrawTrack(pGraphics, pTheme, FALSE, pMatrix);
-  DrawArrowBtn(pGraphics, pTheme, TRUE, pMatrix);
-  DrawArrowBtn(pGraphics, pTheme, FALSE, pMatrix);
-  DrawThumb(pGraphics, pTheme, pMatrix);
-  return FWL_ERR_Succeeded;
-}
-inline FX_BOOL CFWL_ScrollBarImp::IsVertical() {
-  return m_pProperties->m_dwStyleExes & FWL_STYLEEXT_SCB_Vert;
-}
-FWL_ERR CFWL_ScrollBarImp::GetRange(FX_FLOAT& fMin, FX_FLOAT& fMax) {
-  fMin = m_fRangeMin;
-  fMax = m_fRangeMax;
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ScrollBarImp::SetRange(FX_FLOAT fMin, FX_FLOAT fMax) {
-  m_fRangeMin = fMin;
-  m_fRangeMax = fMax;
-  return FWL_ERR_Succeeded;
-}
-FX_FLOAT CFWL_ScrollBarImp::GetPageSize() {
-  return m_fPageSize;
-}
-FWL_ERR CFWL_ScrollBarImp::SetPageSize(FX_FLOAT fPageSize) {
-  m_fPageSize = fPageSize;
-  return FWL_ERR_Succeeded;
-}
-FX_FLOAT CFWL_ScrollBarImp::GetStepSize() {
-  return m_fStepSize;
-}
-FWL_ERR CFWL_ScrollBarImp::SetStepSize(FX_FLOAT fStepSize) {
-  m_fStepSize = fStepSize;
-  return FWL_ERR_Succeeded;
-}
-FX_FLOAT CFWL_ScrollBarImp::GetPos() {
-  return m_fPos;
-}
-FWL_ERR CFWL_ScrollBarImp::SetPos(FX_FLOAT fPos) {
-  m_fPos = fPos;
-  return FWL_ERR_Succeeded;
-}
-FX_FLOAT CFWL_ScrollBarImp::GetTrackPos() {
-  return m_fTrackPos;
-}
-FWL_ERR CFWL_ScrollBarImp::SetTrackPos(FX_FLOAT fTrackPos) {
-  m_fTrackPos = fTrackPos;
-  CalcThumbButtonRect(m_rtThumb);
-  CalcMinTrackRect(m_rtMinTrack);
-  CalcMaxTrackRect(m_rtMaxTrack);
-  return FWL_ERR_Succeeded;
-}
-FX_BOOL CFWL_ScrollBarImp::DoScroll(FX_DWORD dwCode, FX_FLOAT fPos) {
-  switch (dwCode) {
-    case FWL_SCBCODE_Min:
-    case FWL_SCBCODE_Max:
-    case FWL_SCBCODE_PageBackward:
-    case FWL_SCBCODE_PageForward:
-    case FWL_SCBCODE_StepBackward:
-      break;
-    case FWL_SCBCODE_StepForward:
-      break;
-    case FWL_SCBCODE_Pos:
-    case FWL_SCBCODE_TrackPos:
-    case FWL_SCBCODE_EndScroll:
-      break;
-    default: { return FALSE; }
-  }
-  return OnScroll(dwCode, fPos);
-}
-int32_t CFWL_ScrollBarImp::Run(FWL_HTIMER hTimer) {
-  if (m_hTimer) {
-    FWL_StopTimer(m_hTimer);
-  }
-  if (!SendEvent()) {
-    m_hTimer = FWL_StartTimer(this, 0);
-  }
-  return 1;
-}
-FWL_ERR CFWL_ScrollBarImp::SetOuter(IFWL_Widget* pOuter) {
-  m_pOuter = pOuter;
-  return FWL_ERR_Succeeded;
-}
-void CFWL_ScrollBarImp::DrawTrack(CFX_Graphics* pGraphics,
-                                  IFWL_ThemeProvider* pTheme,
-                                  FX_BOOL bLower,
-                                  const CFX_Matrix* pMatrix) {
-  CFWL_ThemeBackground param;
-  param.m_pWidget = m_pInterface;
-  param.m_iPart = bLower ? FWL_PART_SCB_LowerTrack : FWL_PART_SCB_UpperTrack;
-  param.m_dwStates = (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)
-                         ? FWL_PARTSTATE_SCB_Disabled
-                         : (bLower ? m_iMinTrackState : m_iMaxTrackState);
-  param.m_pGraphics = pGraphics;
-  param.m_matrix.Concat(*pMatrix);
-  param.m_rtPart = bLower ? m_rtMinTrack : m_rtMaxTrack;
-  pTheme->DrawBackground(&param);
-}
-void CFWL_ScrollBarImp::DrawArrowBtn(CFX_Graphics* pGraphics,
-                                     IFWL_ThemeProvider* pTheme,
-                                     FX_BOOL bMinBtn,
-                                     const CFX_Matrix* pMatrix) {
-  CFWL_ThemeBackground param;
-  param.m_pWidget = m_pInterface;
-  param.m_iPart = bMinBtn ? FWL_PART_SCB_ForeArrow : FWL_PART_SCB_BackArrow;
-  param.m_dwStates = (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)
-                         ? FWL_PARTSTATE_SCB_Disabled
-                         : (bMinBtn ? m_iMinButtonState : m_iMaxButtonState);
-  param.m_pGraphics = pGraphics;
-  param.m_matrix.Concat(*pMatrix);
-  param.m_rtPart = bMinBtn ? m_rtMinBtn : m_rtMaxBtn;
-  if (param.m_rtPart.height > 0 && param.m_rtPart.width > 0) {
-    pTheme->DrawBackground(&param);
-  }
-}
-void CFWL_ScrollBarImp::DrawThumb(CFX_Graphics* pGraphics,
-                                  IFWL_ThemeProvider* pTheme,
-                                  const CFX_Matrix* pMatrix) {
-  if (!IsEnabled()) {
-  }
-  CFWL_ThemeBackground param;
-  param.m_pWidget = m_pInterface;
-  param.m_iPart = FWL_PART_SCB_Thumb;
-  param.m_dwStates = (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)
-                         ? FWL_PARTSTATE_SCB_Disabled
-                         : m_iThumbButtonState;
-  param.m_pGraphics = pGraphics;
-  param.m_matrix.Concat(*pMatrix);
-  param.m_rtPart = m_rtThumb;
-  pTheme->DrawBackground(&param);
-}
-void CFWL_ScrollBarImp::Layout() {
-  IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
-  CFWL_ThemePart part;
-  part.m_pWidget = m_pInterface;
-  m_fMinThumb = *static_cast<FX_FLOAT*>(
-      pTheme->GetCapacity(&part, FWL_CAPACITY_SCB_Size));
-  m_bCustomLayout = pTheme->IsCustomizedLayout(m_pInterface);
-  GetClientRect(m_rtClient);
-  CalcButtonLen();
-  CalcMinButtonRect(m_rtMinBtn);
-  CalcMaxButtonRect(m_rtMaxBtn);
-  CalcThumbButtonRect(m_rtThumb);
-  CalcMinTrackRect(m_rtMinTrack);
-  CalcMaxTrackRect(m_rtMaxTrack);
-}
-void CFWL_ScrollBarImp::CalcButtonLen() {
-  m_fButtonLen = IsVertical() ? m_rtClient.width : m_rtClient.height;
-  FX_FLOAT fLength = IsVertical() ? m_rtClient.height : m_rtClient.width;
-  if (fLength < m_fButtonLen * 2) {
-    m_fButtonLen = fLength / 2;
-    m_bMinSize = TRUE;
-  } else {
-    m_bMinSize = FALSE;
-  }
-}
-void CFWL_ScrollBarImp::CalcMinButtonRect(CFX_RectF& rect) {
-  if (m_bCustomLayout) {
-    IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
-    CFWL_ThemePart pPart;
-    pPart.m_rtPart = m_rtMinBtn;
-    pPart.m_pWidget = m_pInterface;
-    pPart.m_iPart = FWL_PART_SCB_ForeArrow;
-    pPart.m_dwStates = (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)
-                           ? FWL_PARTSTATE_SCB_Disabled
-                           : m_iMinButtonState;
-    pTheme->GetPartRect(&pPart, rect);
-  } else {
-    rect.left = m_rtClient.left;
-    rect.top = m_rtClient.top;
-    rect.width = IsVertical() ? m_rtClient.width : m_fButtonLen;
-    rect.height = IsVertical() ? m_fButtonLen : m_rtClient.height;
-  }
-}
-void CFWL_ScrollBarImp::CalcMaxButtonRect(CFX_RectF& rect) {
-  if (m_bCustomLayout) {
-    IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
-    CFWL_ThemePart pPart;
-    pPart.m_rtPart = m_rtMaxBtn;
-    pPart.m_pWidget = m_pInterface;
-    pPart.m_iPart = FWL_PART_SCB_BackArrow;
-    pPart.m_dwStates = (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)
-                           ? FWL_PARTSTATE_SCB_Disabled
-                           : m_iMaxButtonState;
-    pTheme->GetPartRect(&pPart, rect);
-  } else {
-    rect.left =
-        IsVertical() ? m_rtClient.left : m_rtClient.right() - m_fButtonLen;
-    rect.top =
-        IsVertical() ? m_rtClient.bottom() - m_fButtonLen : m_rtClient.top;
-    rect.width = IsVertical() ? m_rtClient.width : m_fButtonLen;
-    rect.height = IsVertical() ? m_fButtonLen : m_rtClient.height;
-  }
-}
-void CFWL_ScrollBarImp::CalcThumbButtonRect(CFX_RectF& rect) {
-  if (!IsEnabled()) {
-    m_rtThumb.Reset();
-    return;
-  }
-  if (m_bMinSize) {
-    m_rtThumb.Empty();
-    return;
-  }
-  FX_FLOAT fRange = m_fRangeMax - m_fRangeMin;
-  memset(&rect, 0, sizeof(CFX_Rect));
-  if (fRange < 0) {
-    if (IsVertical()) {
-      rect.Set(m_rtClient.left, m_rtMaxBtn.bottom(), m_rtClient.width, 0);
-    } else {
-      rect.Set(m_rtMaxBtn.right(), m_rtClient.top, 0, m_rtClient.height);
-    }
-    return;
-  }
-  CFX_RectF rtClient = m_rtClient;
-  FX_FLOAT fLength = IsVertical() ? rtClient.height : rtClient.width;
-  FX_FLOAT fSize = m_fButtonLen;
-  if (m_bCustomLayout) {
-    if (IsVertical()) {
-      fLength = fLength - m_rtMinBtn.height - m_rtMaxBtn.height;
-      if (fLength < m_rtMinBtn.height || fLength < m_rtMaxBtn.height) {
-        fLength = 0.0f;
-      }
-    } else {
-      fLength = fLength - m_rtMinBtn.width - m_rtMaxBtn.width;
-      if (fLength < m_rtMinBtn.width || fLength < m_rtMaxBtn.width) {
-        fLength = 0.0f;
-      }
-    }
-  } else {
-    fLength -= fSize * 2.0f;
-    if (fLength < fSize) {
-      fLength = 0.0f;
-    }
-  }
-  FX_FLOAT fThumbSize = fLength * fLength / (fRange + fLength);
-  if (fThumbSize < m_fMinThumb) {
-    fThumbSize = m_fMinThumb;
-  }
-  FX_FLOAT fDiff = fLength - fThumbSize;
-  if (fDiff < 0.0f) {
-    fDiff = 0.0f;
-  }
-  FX_FLOAT fTrackPos = m_fTrackPos;
-  if (fTrackPos > m_fRangeMax) {
-    fTrackPos = m_fRangeMax;
-  }
-  if (fTrackPos < m_fRangeMin) {
-    fTrackPos = m_fRangeMin;
-  }
-  if (!fRange)
-    return;
-  if (m_bCustomLayout) {
-    FX_FLOAT iPos = fDiff * (fTrackPos - m_fRangeMin) / fRange;
-    rect.left = rtClient.left;
-    if (!IsVertical()) {
-      if ((m_rtMinBtn.right() == m_rtMaxBtn.left && m_rtMinBtn.width > 0 &&
-           m_rtMaxBtn.width > 0) ||
-          (0 == m_rtMinBtn.width && 0 == m_rtMaxBtn.width)) {
-        rect.left += iPos;
-      } else {
-        rect.left += m_rtMinBtn.right() + iPos;
-      }
-    }
-    rect.top = rtClient.top;
-    if (IsVertical()) {
-      if ((m_rtMinBtn.bottom() == m_rtMaxBtn.top && m_rtMinBtn.height > 0 &&
-           m_rtMaxBtn.height > 0) ||
-          (0 == m_rtMinBtn.height && 0 == m_rtMaxBtn.height)) {
-        rect.top += iPos;
-      } else {
-        rect.top += m_rtMinBtn.bottom() + iPos;
-      }
-    }
-    rect.width = IsVertical() ? rtClient.width : fThumbSize;
-    rect.height = IsVertical() ? fThumbSize : rtClient.height;
-  } else {
-    FX_FLOAT iPos = fSize + fDiff * (fTrackPos - m_fRangeMin) / fRange;
-    rect.left = rtClient.left;
-    if (!IsVertical()) {
-      rect.left += iPos;
-    }
-    rect.top = rtClient.top;
-    if (IsVertical()) {
-      rect.top += iPos;
-    }
-    rect.width = IsVertical() ? rtClient.width : fThumbSize;
-    rect.height = IsVertical() ? fThumbSize : rtClient.height;
-  }
-}
-void CFWL_ScrollBarImp::CalcMinTrackRect(CFX_RectF& rect) {
-  if (m_bMinSize) {
-    rect.Empty();
-    return;
-  }
-  FX_FLOAT fBottom = m_rtThumb.bottom();
-  FX_FLOAT fRight = m_rtThumb.right();
-  FX_FLOAT ix = (m_rtThumb.left + fRight) / 2;
-  FX_FLOAT iy = (m_rtThumb.top + fBottom) / 2;
-  rect.left = m_rtClient.left;
-  rect.top = m_rtClient.top;
-  FX_BOOL bVertical = IsVertical();
-  rect.width = bVertical ? m_rtClient.width : ix;
-  rect.height = bVertical ? iy : m_rtClient.height;
-  if (m_bCustomLayout) {
-    if (bVertical) {
-      if (0 == m_rtMinBtn.height && 0 == m_rtMaxBtn.height) {
-        rect.top = m_rtClient.top;
-      } else if (m_rtMinBtn.top < m_rtThumb.top) {
-        rect.top = m_rtMinBtn.bottom();
-        rect.height -= (m_rtMinBtn.bottom() - m_rtClient.top);
-      }
-    } else {
-      if (0 == m_rtMinBtn.width && 0 == m_rtMaxBtn.width) {
-        rect.left = m_rtClient.left;
-      } else if (m_rtMinBtn.left < m_rtThumb.left) {
-        rect.left = m_rtMinBtn.right();
-        rect.width -= (m_rtMinBtn.right() - m_rtClient.left);
-      }
-    }
-  }
-}
-void CFWL_ScrollBarImp::CalcMaxTrackRect(CFX_RectF& rect) {
-  if (m_bMinSize) {
-    rect.Empty();
-    return;
-  }
-  FX_FLOAT ix = (m_rtThumb.left + m_rtThumb.right()) / 2;
-  FX_FLOAT iy = (m_rtThumb.top + m_rtThumb.bottom()) / 2;
-  FX_BOOL bVertical = IsVertical();
-  rect.left = bVertical ? m_rtClient.left : ix;
-  rect.top = bVertical ? iy : m_rtClient.top;
-  rect.width = bVertical ? m_rtClient.width : m_rtClient.right() - ix;
-  rect.height = bVertical ? m_rtClient.bottom() - iy : m_rtClient.height;
-  if (m_bCustomLayout) {
-    if (bVertical) {
-      if (m_rtMinBtn.top > m_rtThumb.top && m_rtMinBtn.height > 0 &&
-          m_rtMaxBtn.height > 0) {
-        rect.height -= (m_rtClient.bottom() - m_rtMinBtn.top);
-      } else if (m_rtMinBtn.height > 0 && m_rtMaxBtn.height > 0) {
-        rect.height -= (m_rtClient.bottom() - m_rtMaxBtn.top);
-      }
-    } else {
-      if (m_rtMinBtn.left > m_rtThumb.left && m_rtMinBtn.width > 0 &&
-          m_rtMaxBtn.width > 0) {
-        rect.width -= (m_rtClient.right() - m_rtMinBtn.left);
-      } else if (m_rtMinBtn.width > 0 && m_rtMaxBtn.width > 0) {
-        rect.width -= (m_rtClient.right() - m_rtMaxBtn.left);
-      }
-    }
-  }
-}
-FX_FLOAT CFWL_ScrollBarImp::GetTrackPointPos(FX_FLOAT fx, FX_FLOAT fy) {
-  FX_FLOAT fDiffX = fx - m_cpTrackPointX;
-  FX_FLOAT fDiffY = fy - m_cpTrackPointY;
-  FX_FLOAT fRange = m_fRangeMax - m_fRangeMin;
-  FX_FLOAT fPos;
-  if (m_bCustomLayout) {
-    if (IsVertical()) {
-      if (0 == m_rtMinBtn.height && 0 == m_rtMaxBtn.height) {
-        fPos = fRange * fDiffY / (m_rtClient.height - m_rtThumb.height);
-      } else if (m_rtMinBtn.bottom() == m_rtMaxBtn.top) {
-        fPos = fRange * fDiffY /
-               (m_rtMinBtn.top - m_rtClient.top - m_rtThumb.height);
-      } else {
-        fPos = fRange * fDiffY /
-               (m_rtMaxBtn.top - m_rtMinBtn.bottom() - m_rtThumb.height);
-      }
-    } else {
-      if (0 == m_rtMinBtn.width && 0 == m_rtMaxBtn.width) {
-        fPos = fRange * fDiffX / (m_rtClient.width - m_rtThumb.width);
-      } else if (m_rtMinBtn.right() == m_rtMaxBtn.left) {
-        fPos = fRange * fDiffX /
-               (m_rtMinBtn.left - m_rtClient.left - m_rtThumb.width);
-      } else {
-        fPos = fRange * fDiffX /
-               (m_rtMaxBtn.left - m_rtMinBtn.right() - m_rtThumb.width);
-      }
-    }
-  } else {
-    if (IsVertical()) {
-      fPos = fRange * fDiffY /
-             (m_rtMaxBtn.top - m_rtMinBtn.bottom() - m_rtThumb.height);
-    } else {
-      fPos = fRange * fDiffX /
-             (m_rtMaxBtn.left - m_rtMinBtn.right() - m_rtThumb.width);
-    }
-  }
-  fPos += m_fLastTrackPos;
-  if (fPos < m_fRangeMin) {
-    fPos = m_fRangeMin;
-  }
-  if (fPos > m_fRangeMax) {
-    fPos = m_fRangeMax;
-  }
-  return fPos;
-}
-void CFWL_ScrollBarImp::GetTrackRect(CFX_RectF& rect, FX_BOOL bLower) {
-  FX_BOOL bDisabled = m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled;
-  if (bDisabled || m_bCustomLayout) {
-    rect = bLower ? m_rtMinTrack : m_rtMaxTrack;
-  } else {
-    FX_FLOAT fW = m_rtThumb.width / 2;
-    FX_FLOAT fH = m_rtThumb.height / 2;
-    FX_BOOL bVert = IsVertical();
-    if (bLower) {
-      if (bVert) {
-        FX_FLOAT fMinTrackHeight = m_rtMinTrack.height - fH - m_rtMinBtn.height;
-        fMinTrackHeight = (fMinTrackHeight >= 0.0f) ? fMinTrackHeight : 0.0f;
-        rect.Set(m_rtMinTrack.left, m_rtMinTrack.top + m_rtMinBtn.height,
-                 m_rtMinTrack.width, fMinTrackHeight);
-      } else {
-        FX_FLOAT fMinTrackWidth =
-            m_rtMinTrack.width - fW - m_rtMinBtn.width + 2;
-        fMinTrackWidth = (fMinTrackWidth >= 0.0f) ? fMinTrackWidth : 0.0f;
-        rect.Set(m_rtMinTrack.left + m_rtMinBtn.width - 1, m_rtMinTrack.top,
-                 fMinTrackWidth, m_rtMinTrack.height);
-      }
-    } else {
-      if (bVert) {
-        FX_FLOAT fMaxTrackHeight = m_rtMaxTrack.height - fH - m_rtMaxBtn.height;
-        fMaxTrackHeight = (fMaxTrackHeight >= 0.0f) ? fMaxTrackHeight : 0.0f;
-        rect.Set(m_rtMaxTrack.left, m_rtMaxTrack.top + fH, m_rtMaxTrack.width,
-                 fMaxTrackHeight);
-      } else {
-        FX_FLOAT fMaxTrackWidth =
-            m_rtMaxTrack.width - fW - m_rtMaxBtn.width + 2;
-        fMaxTrackWidth = (fMaxTrackWidth >= 0.0f) ? fMaxTrackWidth : 0.0f;
-        rect.Set(m_rtMaxTrack.left + fW, m_rtMaxTrack.top, fMaxTrackWidth,
-                 m_rtMaxTrack.height);
-      }
-    }
-  }
-}
-FX_BOOL CFWL_ScrollBarImp::SendEvent() {
-  if (m_iMinButtonState == FWL_PARTSTATE_SCB_Pressed) {
-    DoScroll(FWL_SCBCODE_StepBackward, m_fTrackPos);
-    return FALSE;
-  }
-  if (m_iMaxButtonState == FWL_PARTSTATE_SCB_Pressed) {
-    DoScroll(FWL_SCBCODE_StepForward, m_fTrackPos);
-    return FALSE;
-  }
-  if (m_iMinTrackState == FWL_PARTSTATE_SCB_Pressed) {
-    DoScroll(FWL_SCBCODE_PageBackward, m_fTrackPos);
-    return m_rtThumb.Contains(m_cpTrackPointX, m_cpTrackPointY);
-  }
-  if (m_iMaxTrackState == FWL_PARTSTATE_SCB_Pressed) {
-    DoScroll(FWL_SCBCODE_PageForward, m_fTrackPos);
-    return m_rtThumb.Contains(m_cpTrackPointX, m_cpTrackPointY);
-  }
-  if (m_iMouseWheel) {
-    FX_WORD dwCode =
-        m_iMouseWheel < 0 ? FWL_SCBCODE_StepForward : FWL_SCBCODE_StepBackward;
-    DoScroll(dwCode, m_fTrackPos);
-  }
-  return TRUE;
-}
-FX_BOOL CFWL_ScrollBarImp::OnScroll(FX_DWORD dwCode, FX_FLOAT fPos) {
-  FX_BOOL bRet = TRUE;
-  CFWL_EvtScroll ev;
-  ev.m_iScrollCode = dwCode;
-  ev.m_pSrcTarget = m_pInterface;
-  ev.m_fPos = fPos;
-  ev.m_pRet = &bRet;
-  DispatchEvent(&ev);
-  return bRet;
-}
-CFWL_ScrollBarImpDelegate::CFWL_ScrollBarImpDelegate(CFWL_ScrollBarImp* pOwner)
-    : m_pOwner(pOwner) {}
-int32_t CFWL_ScrollBarImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
-  if (!pMessage)
-    return 0;
-  int32_t iRet = 1;
-  FX_DWORD dwMsgCode = pMessage->GetClassID();
-  if (dwMsgCode == FWL_MSGHASH_Mouse) {
-    CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage);
-    FX_DWORD dwCmd = pMsg->m_dwCmd;
-    switch (dwCmd) {
-      case FWL_MSGMOUSECMD_LButtonDown: {
-        OnLButtonDown(pMsg->m_dwFlags, pMsg->m_fx, pMsg->m_fy);
-        break;
-      }
-      case FWL_MSGMOUSECMD_LButtonUp: {
-        OnLButtonUp(pMsg->m_dwFlags, pMsg->m_fx, pMsg->m_fy);
-        break;
-      }
-      case FWL_MSGMOUSECMD_MouseMove: {
-        OnMouseMove(pMsg->m_dwFlags, pMsg->m_fx, pMsg->m_fy);
-        break;
-      }
-      case FWL_MSGMOUSECMD_MouseLeave: {
-        OnMouseLeave();
-        break;
-      }
-      default: { iRet = 0; }
-    }
-  } else if (dwMsgCode == FWL_MSGHASH_MouseWheel) {
-    CFWL_MsgMouseWheel* pMsg = static_cast<CFWL_MsgMouseWheel*>(pMessage);
-    OnMouseWheel(pMsg->m_fx, pMsg->m_fy, pMsg->m_dwFlags, pMsg->m_fDeltaX,
-                 pMsg->m_fDeltaY);
-  } else {
-    iRet = 0;
-  }
-  return iRet;
-}
-FWL_ERR CFWL_ScrollBarImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics,
-                                                const CFX_Matrix* pMatrix) {
-  return m_pOwner->DrawWidget(pGraphics, pMatrix);
-}
-void CFWL_ScrollBarImpDelegate::OnLButtonDown(FX_DWORD dwFlags,
-                                              FX_FLOAT fx,
-                                              FX_FLOAT fy) {
-  if (!m_pOwner->IsEnabled()) {
-    return;
-  }
-  m_pOwner->m_bMouseDown = TRUE;
-  m_pOwner->SetGrab(TRUE);
-  m_pOwner->m_cpTrackPointX = fx;
-  m_pOwner->m_cpTrackPointY = fy;
-  m_pOwner->m_fLastTrackPos = m_pOwner->m_fTrackPos;
-  if (m_pOwner->m_rtMinBtn.Contains(fx, fy)) {
-    DoMouseDown(0, m_pOwner->m_rtMinBtn, m_pOwner->m_iMinButtonState, fx, fy);
-  } else {
-    if (m_pOwner->m_rtThumb.Contains(fx, fy)) {
-      DoMouseDown(1, m_pOwner->m_rtThumb, m_pOwner->m_iThumbButtonState, fx,
-                  fy);
-    } else {
-      if (m_pOwner->m_rtMaxBtn.Contains(fx, fy)) {
-        DoMouseDown(2, m_pOwner->m_rtMaxBtn, m_pOwner->m_iMaxButtonState, fx,
-                    fy);
-      } else {
-        if (m_pOwner->m_rtMinTrack.Contains(fx, fy)) {
-          DoMouseDown(3, m_pOwner->m_rtMinTrack, m_pOwner->m_iMinTrackState, fx,
-                      fy);
-        } else {
-          DoMouseDown(4, m_pOwner->m_rtMaxTrack, m_pOwner->m_iMaxTrackState, fx,
-                      fy);
-        }
-      }
-    }
-  }
-  if (!m_pOwner->SendEvent()) {
-    m_pOwner->m_hTimer = FWL_StartTimer(m_pOwner, FWL_SCROLLBAR_Elapse);
-  }
-}
-void CFWL_ScrollBarImpDelegate::OnLButtonUp(FX_DWORD dwFlags,
-                                            FX_FLOAT fx,
-                                            FX_FLOAT fy) {
-  FWL_StopTimer(m_pOwner->m_hTimer);
-  m_pOwner->m_bMouseDown = FALSE;
-  DoMouseUp(0, m_pOwner->m_rtMinBtn, m_pOwner->m_iMinButtonState, fx, fy);
-  DoMouseUp(1, m_pOwner->m_rtThumb, m_pOwner->m_iThumbButtonState, fx, fy);
-  DoMouseUp(2, m_pOwner->m_rtMaxBtn, m_pOwner->m_iMaxButtonState, fx, fy);
-  DoMouseUp(3, m_pOwner->m_rtMinTrack, m_pOwner->m_iMinTrackState, fx, fy);
-  DoMouseUp(4, m_pOwner->m_rtMaxTrack, m_pOwner->m_iMaxTrackState, fx, fy);
-  m_pOwner->SetGrab(FALSE);
-}
-void CFWL_ScrollBarImpDelegate::OnMouseMove(FX_DWORD dwFlags,
-                                            FX_FLOAT fx,
-                                            FX_FLOAT fy) {
-  DoMouseMove(0, m_pOwner->m_rtMinBtn, m_pOwner->m_iMinButtonState, fx, fy);
-  DoMouseMove(1, m_pOwner->m_rtThumb, m_pOwner->m_iThumbButtonState, fx, fy);
-  DoMouseMove(2, m_pOwner->m_rtMaxBtn, m_pOwner->m_iMaxButtonState, fx, fy);
-  DoMouseMove(3, m_pOwner->m_rtMinTrack, m_pOwner->m_iMinTrackState, fx, fy);
-  DoMouseMove(4, m_pOwner->m_rtMaxTrack, m_pOwner->m_iMaxTrackState, fx, fy);
-}
-void CFWL_ScrollBarImpDelegate::OnMouseLeave() {
-  DoMouseLeave(0, m_pOwner->m_rtMinBtn, m_pOwner->m_iMinButtonState);
-  DoMouseLeave(1, m_pOwner->m_rtThumb, m_pOwner->m_iThumbButtonState);
-  DoMouseLeave(2, m_pOwner->m_rtMaxBtn, m_pOwner->m_iMaxButtonState);
-  DoMouseLeave(3, m_pOwner->m_rtMinTrack, m_pOwner->m_iMinTrackState);
-  DoMouseLeave(4, m_pOwner->m_rtMaxTrack, m_pOwner->m_iMaxTrackState);
-}
-void CFWL_ScrollBarImpDelegate::OnMouseWheel(FX_FLOAT fx,
-                                             FX_FLOAT fy,
-                                             FX_DWORD dwFlags,
-                                             FX_FLOAT fDeltaX,
-                                             FX_FLOAT fDeltaY) {
-  m_pOwner->m_iMouseWheel = (int32_t)fDeltaX;
-  m_pOwner->SendEvent();
-  m_pOwner->m_iMouseWheel = 0;
-}
-void CFWL_ScrollBarImpDelegate::DoMouseDown(int32_t iItem,
-                                            const CFX_RectF& rtItem,
-                                            int32_t& iState,
-                                            FX_FLOAT fx,
-                                            FX_FLOAT fy) {
-  if (!rtItem.Contains(fx, fy)) {
-    return;
-  }
-  if (iState == FWL_PARTSTATE_SCB_Pressed) {
-    return;
-  }
-  iState = FWL_PARTSTATE_SCB_Pressed;
-  m_pOwner->Repaint(&rtItem);
-}
-void CFWL_ScrollBarImpDelegate::DoMouseUp(int32_t iItem,
-                                          const CFX_RectF& rtItem,
-                                          int32_t& iState,
-                                          FX_FLOAT fx,
-                                          FX_FLOAT fy) {
-  int32_t iNewState = rtItem.Contains(fx, fy) ? FWL_PARTSTATE_SCB_Hovered
-                                              : FWL_PARTSTATE_SCB_Normal;
-  if (iState == iNewState) {
-    return;
-  }
-  iState = iNewState;
-  m_pOwner->Repaint(&rtItem);
-  m_pOwner->OnScroll(FWL_SCBCODE_EndScroll, m_pOwner->m_fTrackPos);
-}
-void CFWL_ScrollBarImpDelegate::DoMouseMove(int32_t iItem,
-                                            const CFX_RectF& rtItem,
-                                            int32_t& iState,
-                                            FX_FLOAT fx,
-                                            FX_FLOAT fy) {
-  if (!m_pOwner->m_bMouseDown) {
-    int32_t iNewState = rtItem.Contains(fx, fy) ? FWL_PARTSTATE_SCB_Hovered
-                                                : FWL_PARTSTATE_SCB_Normal;
-    if (iState == iNewState) {
-      return;
-    }
-    iState = iNewState;
-    m_pOwner->Repaint(&rtItem);
-  } else if ((2 == iItem) &&
-             (m_pOwner->m_iThumbButtonState == FWL_PARTSTATE_SCB_Pressed)) {
-    FX_FLOAT fPos = m_pOwner->GetTrackPointPos(fx, fy);
-    m_pOwner->m_fTrackPos = fPos;
-    m_pOwner->OnScroll(FWL_SCBCODE_TrackPos, fPos);
-  }
-}
-void CFWL_ScrollBarImpDelegate::DoMouseLeave(int32_t iItem,
-                                             const CFX_RectF& rtItem,
-                                             int32_t& iState) {
-  if (iState == FWL_PARTSTATE_SCB_Normal) {
-    return;
-  }
-  iState = FWL_PARTSTATE_SCB_Normal;
-  m_pOwner->Repaint(&rtItem);
-}
-void CFWL_ScrollBarImpDelegate::DoMouseHover(int32_t iItem,
-                                             const CFX_RectF& rtItem,
-                                             int32_t& iState) {
-  if (iState == FWL_PARTSTATE_SCB_Hovered) {
-    return;
-  }
-  iState = FWL_PARTSTATE_SCB_Hovered;
-  m_pOwner->Repaint(&rtItem);
-}
diff --git a/xfa/src/fwl/basewidget/fwl_scrollbarimp.h b/xfa/src/fwl/basewidget/fwl_scrollbarimp.h
deleted file mode 100644
index be1f25470e..0000000000
--- a/xfa/src/fwl/basewidget/fwl_scrollbarimp.h
+++ /dev/null
@@ -1,139 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef XFA_SRC_FWL_BASEWIDGET_FWL_SCROLLBARIMP_H_
-#define XFA_SRC_FWL_BASEWIDGET_FWL_SCROLLBARIMP_H_
-
-#include "xfa/include/fwl/core/fwl_timer.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-class CFWL_WidgetImpProperties;
-class IFWL_Widget;
-class CFWL_ScrollBarImpDelegate;
-
-class CFWL_ScrollBarImp : public CFWL_WidgetImp, public IFWL_Timer {
- public:
-  CFWL_ScrollBarImp(const CFWL_WidgetImpProperties& properties,
-                    IFWL_Widget* pOuter);
-  ~CFWL_ScrollBarImp();
-  virtual FWL_ERR GetClassName(CFX_WideString& wsClass) const;
-  virtual FX_DWORD GetClassID() const;
-  virtual FWL_ERR Initialize();
-  virtual FWL_ERR Finalize();
-  virtual FWL_ERR GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE);
-  virtual FWL_ERR Update();
-  virtual FWL_ERR DrawWidget(CFX_Graphics* pGraphics,
-                             const CFX_Matrix* pMatrix = NULL);
-  virtual FX_BOOL IsVertical();
-  virtual FWL_ERR GetRange(FX_FLOAT& fMin, FX_FLOAT& fMax);
-  virtual FWL_ERR SetRange(FX_FLOAT fMin, FX_FLOAT fMax);
-  virtual FX_FLOAT GetPageSize();
-  virtual FWL_ERR SetPageSize(FX_FLOAT fPageSize);
-  virtual FX_FLOAT GetStepSize();
-  virtual FWL_ERR SetStepSize(FX_FLOAT fStepSize);
-  virtual FX_FLOAT GetPos();
-  virtual FWL_ERR SetPos(FX_FLOAT fPos);
-  virtual FX_FLOAT GetTrackPos();
-  virtual FWL_ERR SetTrackPos(FX_FLOAT fTrackPos);
-  virtual FX_BOOL DoScroll(FX_DWORD dwCode, FX_FLOAT fPos = 0.0f);
-  virtual FWL_ERR SetOuter(IFWL_Widget* pOuter);
-  virtual int32_t Run(FWL_HTIMER hTimer);
-
- protected:
-  void DrawTrack(CFX_Graphics* pGraphics,
-                 IFWL_ThemeProvider* pTheme,
-                 FX_BOOL bLower = TRUE,
-                 const CFX_Matrix* pMatrix = NULL);
-  void DrawArrowBtn(CFX_Graphics* pGraphics,
-                    IFWL_ThemeProvider* pTheme,
-                    FX_BOOL bMinBtn = TRUE,
-                    const CFX_Matrix* pMatrix = NULL);
-  void DrawThumb(CFX_Graphics* pGraphics,
-                 IFWL_ThemeProvider* pTheme,
-                 const CFX_Matrix* pMatrix = NULL);
-  void Layout();
-  void CalcButtonLen();
-  void CalcMinButtonRect(CFX_RectF& rect);
-  void CalcMaxButtonRect(CFX_RectF& rect);
-  void CalcThumbButtonRect(CFX_RectF& rect);
-  void CalcMinTrackRect(CFX_RectF& rect);
-  void CalcMaxTrackRect(CFX_RectF& rect);
-  FX_FLOAT GetTrackPointPos(FX_FLOAT fx, FX_FLOAT fy);
-  void GetTrackRect(CFX_RectF& rect, FX_BOOL bLower = TRUE);
-  FX_BOOL SendEvent();
-  FX_BOOL OnScroll(FX_DWORD dwCode, FX_FLOAT fPos);
-
-  FWL_HTIMER m_hTimer;
-  FX_FLOAT m_fRangeMin;
-  FX_FLOAT m_fRangeMax;
-  FX_FLOAT m_fPageSize;
-  FX_FLOAT m_fStepSize;
-  FX_FLOAT m_fPos;
-  FX_FLOAT m_fTrackPos;
-  int32_t m_iMinButtonState;
-  int32_t m_iMaxButtonState;
-  int32_t m_iThumbButtonState;
-  int32_t m_iMinTrackState;
-  int32_t m_iMaxTrackState;
-  FX_FLOAT m_fLastTrackPos;
-  FX_FLOAT m_cpTrackPointX;
-  FX_FLOAT m_cpTrackPointY;
-  int32_t m_iMouseWheel;
-  FX_BOOL m_bTrackMouseLeave;
-  FX_BOOL m_bMouseHover;
-  FX_BOOL m_bMouseDown;
-  FX_BOOL m_bRepaintThumb;
-  FX_FLOAT m_fButtonLen;
-  FX_BOOL m_bMinSize;
-  CFX_RectF m_rtClient;
-  CFX_RectF m_rtThumb;
-  CFX_RectF m_rtMinBtn;
-  CFX_RectF m_rtMaxBtn;
-  CFX_RectF m_rtMinTrack;
-  CFX_RectF m_rtMaxTrack;
-  FX_BOOL m_bCustomLayout;
-  FX_FLOAT m_fMinThumb;
-  friend class CFWL_ScrollBarImpDelegate;
-};
-class CFWL_ScrollBarImpDelegate : public CFWL_WidgetImpDelegate {
- public:
-  CFWL_ScrollBarImpDelegate(CFWL_ScrollBarImp* pOwner);
-  int32_t OnProcessMessage(CFWL_Message* pMessage) override;
-  FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
-                       const CFX_Matrix* pMatrix = NULL) override;
-
- protected:
-  void OnLButtonDown(FX_DWORD dwFlags, FX_FLOAT fx, FX_FLOAT fy);
-  void OnLButtonUp(FX_DWORD dwFlags, FX_FLOAT fx, FX_FLOAT fy);
-  void OnMouseMove(FX_DWORD dwFlags, FX_FLOAT fx, FX_FLOAT fy);
-  void OnMouseLeave();
-  void OnMouseWheel(FX_FLOAT fx,
-                    FX_FLOAT fy,
-                    FX_DWORD dwFlags,
-                    FX_FLOAT fDeltaX,
-                    FX_FLOAT fDeltaY);
-  void DoMouseDown(int32_t iItem,
-                   const CFX_RectF& rtItem,
-                   int32_t& iState,
-                   FX_FLOAT fx,
-                   FX_FLOAT fy);
-  void DoMouseUp(int32_t iItem,
-                 const CFX_RectF& rtItem,
-                 int32_t& iState,
-                 FX_FLOAT fx,
-                 FX_FLOAT fy);
-  void DoMouseMove(int32_t iItem,
-                   const CFX_RectF& rtItem,
-                   int32_t& iState,
-                   FX_FLOAT fx,
-                   FX_FLOAT fy);
-  void DoMouseLeave(int32_t iItem, const CFX_RectF& rtItem, int32_t& iState);
-  void DoMouseHover(int32_t iItem, const CFX_RectF& rtItem, int32_t& iState);
-
-  CFWL_ScrollBarImp* m_pOwner;
-};
-
-#endif  // XFA_SRC_FWL_BASEWIDGET_FWL_SCROLLBARIMP_H_
diff --git a/xfa/src/fwl/basewidget/fwl_spinbuttonimp.cpp b/xfa/src/fwl/basewidget/fwl_spinbuttonimp.cpp
deleted file mode 100644
index fd7c226102..0000000000
--- a/xfa/src/fwl/basewidget/fwl_spinbuttonimp.cpp
+++ /dev/null
@@ -1,429 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "xfa/src/fwl/basewidget/fwl_spinbuttonimp.h"
-
-#include "xfa/include/fwl/basewidget/fwl_spinbutton.h"
-#include "xfa/include/fwl/core/fwl_theme.h"
-#include "xfa/include/fwl/core/fwl_timer.h"
-#include "xfa/src/fwl/core/fwl_noteimp.h"
-#include "xfa/src/fwl/core/fwl_targetimp.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-#define FWL_SPN_MinWidth 18
-#define FWL_SPN_MinHeight 32
-#define FWL_SPIN_Elapse 200
-
-// static
-IFWL_SpinButton* IFWL_SpinButton::Create(
-    const CFWL_WidgetImpProperties& properties,
-    IFWL_Widget* pOuter) {
-  IFWL_SpinButton* pSpinButton = new IFWL_SpinButton;
-  CFWL_SpinButtonImp* pSpinButtonImpl =
-      new CFWL_SpinButtonImp(properties, nullptr);
-  pSpinButton->SetImpl(pSpinButtonImpl);
-  pSpinButtonImpl->SetInterface(pSpinButton);
-  return pSpinButton;
-}
-IFWL_SpinButton::IFWL_SpinButton() {}
-FWL_ERR IFWL_SpinButton::EnableButton(FX_BOOL bEnable, FX_BOOL bUp) {
-  return static_cast<CFWL_SpinButtonImp*>(GetImpl())
-      ->EnableButton(bEnable, bUp);
-}
-FX_BOOL IFWL_SpinButton::IsButtonEnable(FX_BOOL bUp) {
-  return static_cast<CFWL_SpinButtonImp*>(GetImpl())->IsButtonEnable(bUp);
-}
-
-CFWL_SpinButtonImp::CFWL_SpinButtonImp(
-    const CFWL_WidgetImpProperties& properties,
-    IFWL_Widget* pOuter)
-    : CFWL_WidgetImp(properties, pOuter),
-      m_dwUpState(FWL_PARTSTATE_SPB_Normal),
-      m_dwDnState(FWL_PARTSTATE_SPB_Normal),
-      m_iButtonIndex(0),
-      m_bLButtonDwn(FALSE),
-      m_hTimer(NULL) {
-  m_rtClient.Reset();
-  m_rtUpButton.Reset();
-  m_rtDnButton.Reset();
-  m_pProperties->m_dwStyleExes |= FWL_STYLEEXE_SPB_Vert;
-}
-CFWL_SpinButtonImp::~CFWL_SpinButtonImp() {}
-FWL_ERR CFWL_SpinButtonImp::GetClassName(CFX_WideString& wsClass) const {
-  wsClass = FWL_CLASS_SpinButton;
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_SpinButtonImp::GetClassID() const {
-  return FWL_CLASSHASH_SpinButton;
-}
-FWL_ERR CFWL_SpinButtonImp::Initialize() {
-  if (CFWL_WidgetImp::Initialize() != FWL_ERR_Succeeded)
-    return FWL_ERR_Indefinite;
-  m_pDelegate = new CFWL_SpinButtonImpDelegate(this);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_SpinButtonImp::Finalize() {
-  delete m_pDelegate;
-  m_pDelegate = nullptr;
-  return CFWL_WidgetImp::Finalize();
-}
-FWL_ERR CFWL_SpinButtonImp::GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize) {
-  if (bAutoSize) {
-    rect.Set(0, 0, FWL_SPN_MinWidth, FWL_SPN_MinHeight);
-    CFWL_WidgetImp::GetWidgetRect(rect, TRUE);
-  } else {
-    rect = m_pProperties->m_rtWidget;
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_SpinButtonImp::Update() {
-  if (IsLocked()) {
-    return FWL_ERR_Indefinite;
-  }
-  GetClientRect(m_rtClient);
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXE_SPB_Vert) {
-    m_rtUpButton.Set(m_rtClient.top, m_rtClient.left, m_rtClient.width,
-                     m_rtClient.height / 2);
-    m_rtDnButton.Set(m_rtClient.left, m_rtClient.top + m_rtClient.height / 2,
-                     m_rtClient.width, m_rtClient.height / 2);
-  } else {
-    m_rtUpButton.Set(m_rtClient.left, m_rtClient.top, m_rtClient.width / 2,
-                     m_rtClient.height);
-    m_rtDnButton.Set(m_rtClient.left + m_rtClient.width / 2, m_rtClient.top,
-                     m_rtClient.width / 2, m_rtClient.height);
-  }
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_SpinButtonImp::HitTest(FX_FLOAT fx, FX_FLOAT fy) {
-  if (m_rtClient.Contains(fx, fy)) {
-    return FWL_WGTHITTEST_Client;
-  }
-  if (HasBorder() && (m_rtClient.Contains(fx, fy))) {
-    return FWL_WGTHITTEST_Border;
-  }
-  if (HasEdge()) {
-    CFX_RectF rtEdge;
-    GetEdgeRect(rtEdge);
-    if (rtEdge.Contains(fx, fy)) {
-      return FWL_PART_SPB_Edge;
-    }
-  }
-  if (m_rtUpButton.Contains(fx, fy)) {
-    return FWL_WGTHITTEST_SPB_UpButton;
-  }
-  if (m_rtDnButton.Contains(fx, fy)) {
-    return FWL_WGTHITTEST_SPB_DownButton;
-  }
-  return FWL_WGTHITTEST_Unknown;
-}
-FWL_ERR CFWL_SpinButtonImp::DrawWidget(CFX_Graphics* pGraphics,
-                                       const CFX_Matrix* pMatrix) {
-  if (!pGraphics)
-    return FWL_ERR_Indefinite;
-  CFX_RectF rtClip(m_rtClient);
-  if (pMatrix != NULL) {
-    pMatrix->TransformRect(rtClip);
-  }
-  IFWL_ThemeProvider* pTheme = GetAvailableTheme();
-  if (HasBorder()) {
-    DrawBorder(pGraphics, FWL_PART_SPB_Border, pTheme, pMatrix);
-  }
-  if (HasEdge()) {
-    DrawEdge(pGraphics, FWL_PART_SPB_Edge, pTheme, pMatrix);
-  }
-  DrawUpButton(pGraphics, pTheme, pMatrix);
-  DrawDownButton(pGraphics, pTheme, pMatrix);
-  return FWL_ERR_Succeeded;
-}
-int32_t CFWL_SpinButtonImp::Run(FWL_HTIMER hTimer) {
-  if (m_hTimer) {
-    CFWL_EvtSpbClick wmPosChanged;
-    wmPosChanged.m_pSrcTarget = m_pInterface;
-    wmPosChanged.m_bUp = m_iButtonIndex == 0;
-    DispatchEvent(&wmPosChanged);
-  }
-  return 1;
-}
-FWL_ERR CFWL_SpinButtonImp::EnableButton(FX_BOOL bEnable, FX_BOOL bUp) {
-  if (bUp) {
-    if (bEnable) {
-      m_dwUpState = FWL_PARTSTATE_SPB_Normal;
-    } else {
-      m_dwUpState = FWL_PARTSTATE_SPB_Disabled;
-    }
-  } else {
-    if (bEnable) {
-      m_dwDnState = FWL_PARTSTATE_SPB_Normal;
-    } else {
-      m_dwDnState = FWL_PARTSTATE_SPB_Disabled;
-    }
-  }
-  return FWL_ERR_Succeeded;
-}
-FX_BOOL CFWL_SpinButtonImp::IsButtonEnable(FX_BOOL bUp) {
-  if (bUp) {
-    return (m_dwUpState != FWL_PARTSTATE_SPB_Disabled);
-  }
-  return (m_dwDnState != FWL_PARTSTATE_SPB_Disabled);
-}
-void CFWL_SpinButtonImp::DrawUpButton(CFX_Graphics* pGraphics,
-                                      IFWL_ThemeProvider* pTheme,
-                                      const CFX_Matrix* pMatrix) {
-  CFWL_ThemeBackground params;
-  params.m_pWidget = m_pInterface;
-  params.m_iPart = FWL_PART_SPB_UpButton;
-  params.m_pGraphics = pGraphics;
-  params.m_dwStates = m_dwUpState + 1;
-  if (pMatrix) {
-    params.m_matrix.Concat(*pMatrix);
-  }
-  params.m_rtPart = m_rtUpButton;
-  pTheme->DrawBackground(&params);
-}
-void CFWL_SpinButtonImp::DrawDownButton(CFX_Graphics* pGraphics,
-                                        IFWL_ThemeProvider* pTheme,
-                                        const CFX_Matrix* pMatrix) {
-  CFWL_ThemeBackground params;
-  params.m_pWidget = m_pInterface;
-  params.m_iPart = FWL_PART_SPB_DownButton;
-  params.m_pGraphics = pGraphics;
-  params.m_dwStates = m_dwDnState + 1;
-  if (pMatrix) {
-    params.m_matrix.Concat(*pMatrix);
-  }
-  params.m_rtPart = m_rtDnButton;
-  pTheme->DrawBackground(&params);
-}
-CFWL_SpinButtonImpDelegate::CFWL_SpinButtonImpDelegate(
-    CFWL_SpinButtonImp* pOwner)
-    : m_pOwner(pOwner) {}
-int32_t CFWL_SpinButtonImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
-  if (!pMessage)
-    return 0;
-  int32_t iRet = 1;
-  FX_DWORD dwMsgCode = pMessage->GetClassID();
-  switch (dwMsgCode) {
-    case FWL_MSGHASH_SetFocus:
-    case FWL_MSGHASH_KillFocus: {
-      OnFocusChanged(pMessage, dwMsgCode == FWL_MSGHASH_SetFocus);
-      break;
-    }
-    case FWL_MSGHASH_Mouse: {
-      CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage);
-      FX_DWORD dwCmd = pMsg->m_dwCmd;
-      switch (dwCmd) {
-        case FWL_MSGMOUSECMD_LButtonDown: {
-          OnLButtonDown(pMsg);
-          break;
-        }
-        case FWL_MSGMOUSECMD_LButtonUp: {
-          OnLButtonUp(pMsg);
-          break;
-        }
-        case FWL_MSGMOUSECMD_MouseMove: {
-          OnMouseMove(pMsg);
-          break;
-        }
-        case FWL_MSGMOUSECMD_MouseLeave: {
-          OnMouseLeave(pMsg);
-          break;
-        }
-        default: {}
-      }
-      break;
-    }
-    case FWL_MSGHASH_Key: {
-      CFWL_MsgKey* pKey = static_cast<CFWL_MsgKey*>(pMessage);
-      if (pKey->m_dwCmd == FWL_MSGKEYCMD_KeyDown) {
-        OnKeyDown(pKey);
-      }
-      break;
-    }
-    default: {
-      iRet = 0;
-      break;
-    }
-  }
-  CFWL_WidgetImpDelegate::OnProcessMessage(pMessage);
-  return iRet;
-}
-FWL_ERR CFWL_SpinButtonImpDelegate::OnProcessEvent(CFWL_Event* pEvent) {
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_SpinButtonImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics,
-                                                 const CFX_Matrix* pMatrix) {
-  return m_pOwner->DrawWidget(pGraphics, pMatrix);
-}
-void CFWL_SpinButtonImpDelegate::OnFocusChanged(CFWL_Message* pMsg,
-                                                FX_BOOL bSet) {
-  if (bSet) {
-    m_pOwner->m_pProperties->m_dwStates |= (FWL_WGTSTATE_Focused);
-  } else {
-    m_pOwner->m_pProperties->m_dwStates &= ~(FWL_WGTSTATE_Focused);
-  }
-  m_pOwner->Repaint(&m_pOwner->m_rtClient);
-}
-void CFWL_SpinButtonImpDelegate::OnLButtonDown(CFWL_MsgMouse* pMsg) {
-  m_pOwner->m_bLButtonDwn = TRUE;
-  m_pOwner->SetGrab(TRUE);
-  m_pOwner->SetFocus(TRUE);
-  if (!m_pOwner->m_pProperties->m_pDataProvider)
-    return;
-  FX_BOOL bUpPress = (m_pOwner->m_rtUpButton.Contains(pMsg->m_fx, pMsg->m_fy) &&
-                      m_pOwner->IsButtonEnable(TRUE));
-  FX_BOOL bDnPress = (m_pOwner->m_rtDnButton.Contains(pMsg->m_fx, pMsg->m_fy) &&
-                      m_pOwner->IsButtonEnable(FALSE));
-  if (!bUpPress && !bDnPress) {
-    return;
-  }
-  if (bUpPress) {
-    m_pOwner->m_iButtonIndex = 0;
-    m_pOwner->m_dwUpState = FWL_PARTSTATE_SPB_Pressed;
-  }
-  if (bDnPress) {
-    m_pOwner->m_iButtonIndex = 1;
-    m_pOwner->m_dwDnState = FWL_PARTSTATE_SPB_Pressed;
-  }
-  CFWL_EvtSpbClick wmPosChanged;
-  wmPosChanged.m_pSrcTarget = m_pOwner->m_pInterface;
-  wmPosChanged.m_bUp = bUpPress;
-  m_pOwner->DispatchEvent(&wmPosChanged);
-  m_pOwner->Repaint(bUpPress ? &m_pOwner->m_rtUpButton
-                             : &m_pOwner->m_rtDnButton);
-  m_pOwner->m_hTimer = FWL_StartTimer(m_pOwner, FWL_SPIN_Elapse);
-}
-void CFWL_SpinButtonImpDelegate::OnLButtonUp(CFWL_MsgMouse* pMsg) {
-  if (m_pOwner->m_pProperties->m_dwStates & FWL_PARTSTATE_SPB_Disabled) {
-    return;
-  }
-  m_pOwner->m_bLButtonDwn = FALSE;
-  m_pOwner->SetGrab(FALSE);
-  m_pOwner->SetFocus(FALSE);
-  if (m_pOwner->m_hTimer) {
-    FWL_StopTimer(m_pOwner->m_hTimer);
-    m_pOwner->m_hTimer = NULL;
-  }
-  FX_BOOL bRepaint = FALSE;
-  CFX_RectF rtInvalidate;
-  if (m_pOwner->m_dwUpState == FWL_PARTSTATE_SPB_Pressed &&
-      m_pOwner->IsButtonEnable(TRUE)) {
-    m_pOwner->m_dwUpState = FWL_PARTSTATE_SPB_Normal;
-    bRepaint = TRUE;
-    rtInvalidate = m_pOwner->m_rtUpButton;
-  } else if (m_pOwner->m_dwDnState == FWL_PARTSTATE_SPB_Pressed &&
-             m_pOwner->IsButtonEnable(FALSE)) {
-    m_pOwner->m_dwDnState = FWL_PARTSTATE_SPB_Normal;
-    bRepaint = TRUE;
-    rtInvalidate = m_pOwner->m_rtDnButton;
-  }
-  if (bRepaint) {
-    m_pOwner->Repaint(&rtInvalidate);
-  }
-}
-void CFWL_SpinButtonImpDelegate::OnMouseMove(CFWL_MsgMouse* pMsg) {
-  if (!m_pOwner->m_pProperties->m_pDataProvider)
-    return;
-  if (m_pOwner->m_bLButtonDwn) {
-    return;
-  }
-  FX_BOOL bRepaint = FALSE;
-  CFX_RectF rtInvlidate;
-  rtInvlidate.Reset();
-  if (m_pOwner->m_rtUpButton.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    if (m_pOwner->IsButtonEnable(TRUE)) {
-      if (m_pOwner->m_dwUpState == FWL_PARTSTATE_SPB_Hovered) {
-        m_pOwner->m_dwUpState = FWL_PARTSTATE_SPB_Hovered;
-        bRepaint = TRUE;
-        rtInvlidate = m_pOwner->m_rtUpButton;
-      }
-      if (m_pOwner->m_dwDnState != FWL_PARTSTATE_SPB_Normal &&
-          m_pOwner->IsButtonEnable(FALSE)) {
-        m_pOwner->m_dwDnState = FWL_PARTSTATE_SPB_Normal;
-        if (bRepaint) {
-          rtInvlidate.Union(m_pOwner->m_rtDnButton);
-        } else {
-          rtInvlidate = m_pOwner->m_rtDnButton;
-        }
-        bRepaint = TRUE;
-      }
-    }
-    if (!m_pOwner->IsButtonEnable(FALSE)) {
-      m_pOwner->EnableButton(FALSE, FALSE);
-    }
-  } else if (m_pOwner->m_rtDnButton.Contains(pMsg->m_fx, pMsg->m_fy)) {
-    if (m_pOwner->IsButtonEnable(FALSE)) {
-      if (m_pOwner->m_dwDnState != FWL_PARTSTATE_SPB_Hovered) {
-        m_pOwner->m_dwDnState = FWL_PARTSTATE_SPB_Hovered;
-        bRepaint = TRUE;
-        rtInvlidate = m_pOwner->m_rtDnButton;
-      }
-      if (m_pOwner->m_dwUpState != FWL_PARTSTATE_SPB_Normal &&
-          m_pOwner->IsButtonEnable(TRUE)) {
-        m_pOwner->m_dwUpState = FWL_PARTSTATE_SPB_Normal;
-        if (bRepaint) {
-          rtInvlidate.Union(m_pOwner->m_rtUpButton);
-        } else {
-          rtInvlidate = m_pOwner->m_rtUpButton;
-        }
-        bRepaint = TRUE;
-      }
-    }
-  } else if (m_pOwner->m_dwUpState != FWL_PARTSTATE_SPB_Normal ||
-             m_pOwner->m_dwDnState != FWL_PARTSTATE_SPB_Normal) {
-    if (m_pOwner->m_dwUpState != FWL_PARTSTATE_SPB_Normal) {
-      m_pOwner->m_dwUpState = FWL_PARTSTATE_SPB_Normal;
-      bRepaint = TRUE;
-      rtInvlidate = m_pOwner->m_rtUpButton;
-    }
-    if (m_pOwner->m_dwDnState != FWL_PARTSTATE_SPB_Normal) {
-      m_pOwner->m_dwDnState = FWL_PARTSTATE_SPB_Normal;
-      if (bRepaint) {
-        rtInvlidate.Union(m_pOwner->m_rtDnButton);
-      } else {
-        rtInvlidate = m_pOwner->m_rtDnButton;
-      }
-      bRepaint = TRUE;
-    }
-  }
-  if (bRepaint) {
-    m_pOwner->Repaint(&rtInvlidate);
-  }
-}
-void CFWL_SpinButtonImpDelegate::OnMouseLeave(CFWL_MsgMouse* pMsg) {
-  if (!pMsg)
-    return;
-  if (m_pOwner->m_dwUpState != FWL_PARTSTATE_SPB_Normal &&
-      m_pOwner->IsButtonEnable(TRUE)) {
-    m_pOwner->m_dwUpState = FWL_PARTSTATE_SPB_Normal;
-  }
-  if (m_pOwner->m_dwDnState != FWL_PARTSTATE_SPB_Normal &&
-      m_pOwner->IsButtonEnable(FALSE)) {
-    m_pOwner->m_dwDnState = FWL_PARTSTATE_SPB_Normal;
-  }
-  m_pOwner->Repaint(&m_pOwner->m_rtClient);
-}
-void CFWL_SpinButtonImpDelegate::OnKeyDown(CFWL_MsgKey* pMsg) {
-  if (!m_pOwner->m_pProperties->m_pDataProvider)
-    return;
-  FX_BOOL bUp =
-      pMsg->m_dwKeyCode == FWL_VKEY_Up || pMsg->m_dwKeyCode == FWL_VKEY_Left;
-  FX_BOOL bDown =
-      pMsg->m_dwKeyCode == FWL_VKEY_Down || pMsg->m_dwKeyCode == FWL_VKEY_Right;
-  if (!bUp && !bDown) {
-    return;
-  }
-  FX_BOOL bUpEnable = m_pOwner->IsButtonEnable(TRUE);
-  FX_BOOL bDownEnable = m_pOwner->IsButtonEnable(FALSE);
-  if (!bUpEnable && !bDownEnable) {
-    return;
-  }
-  CFWL_EvtSpbClick wmPosChanged;
-  wmPosChanged.m_pSrcTarget = m_pOwner->m_pInterface;
-  wmPosChanged.m_bUp = bUpEnable;
-  m_pOwner->DispatchEvent(&wmPosChanged);
-  m_pOwner->Repaint(bUpEnable ? &m_pOwner->m_rtUpButton
-                              : &m_pOwner->m_rtDnButton);
-}
diff --git a/xfa/src/fwl/basewidget/fwl_spinbuttonimp.h b/xfa/src/fwl/basewidget/fwl_spinbuttonimp.h
deleted file mode 100644
index 769db28c30..0000000000
--- a/xfa/src/fwl/basewidget/fwl_spinbuttonimp.h
+++ /dev/null
@@ -1,69 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef XFA_SRC_FWL_BASEWIDGET_FWL_SPINBUTTONIMP_H_
-#define XFA_SRC_FWL_BASEWIDGET_FWL_SPINBUTTONIMP_H_
-
-#include "xfa/include/fwl/core/fwl_timer.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-class CFWL_WidgetImpProperties;
-class CFWL_SpinButtonImpDelegate;
-
-class CFWL_SpinButtonImp : public CFWL_WidgetImp, public IFWL_Timer {
- public:
-  CFWL_SpinButtonImp(const CFWL_WidgetImpProperties& properties,
-                     IFWL_Widget* pOuter);
-  ~CFWL_SpinButtonImp();
-  virtual FWL_ERR GetClassName(CFX_WideString& wsClass) const;
-  virtual FX_DWORD GetClassID() const;
-  virtual FWL_ERR Initialize();
-  virtual FWL_ERR Finalize();
-  virtual FWL_ERR GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE);
-  virtual FWL_ERR Update();
-  virtual FX_DWORD HitTest(FX_FLOAT fx, FX_FLOAT fy);
-  virtual FWL_ERR DrawWidget(CFX_Graphics* pGraphics,
-                             const CFX_Matrix* pMatrix = NULL);
-  virtual int32_t Run(FWL_HTIMER hTimer);
-  FWL_ERR EnableButton(FX_BOOL bEnable, FX_BOOL bUp = TRUE);
-  FX_BOOL IsButtonEnable(FX_BOOL bUp = TRUE);
-
- protected:
-  void DrawUpButton(CFX_Graphics* pGraphics,
-                    IFWL_ThemeProvider* pTheme,
-                    const CFX_Matrix* pMatrix);
-  void DrawDownButton(CFX_Graphics* pGraphics,
-                      IFWL_ThemeProvider* pTheme,
-                      const CFX_Matrix* pMatrix);
-  CFX_RectF m_rtClient;
-  CFX_RectF m_rtUpButton;
-  CFX_RectF m_rtDnButton;
-  FX_DWORD m_dwUpState;
-  FX_DWORD m_dwDnState;
-  int32_t m_iButtonIndex;
-  FX_BOOL m_bLButtonDwn;
-  FWL_HTIMER m_hTimer;
-  friend class CFWL_SpinButtonImpDelegate;
-};
-class CFWL_SpinButtonImpDelegate : public CFWL_WidgetImpDelegate {
- public:
-  CFWL_SpinButtonImpDelegate(CFWL_SpinButtonImp* pOwner);
-  int32_t OnProcessMessage(CFWL_Message* pMessage) override;
-  FWL_ERR OnProcessEvent(CFWL_Event* pEvent) override;
-  FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
-                       const CFX_Matrix* pMatrix = NULL) override;
-
- protected:
-  void OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
-  void OnLButtonDown(CFWL_MsgMouse* pMsg);
-  void OnLButtonUp(CFWL_MsgMouse* pMsg);
-  void OnMouseMove(CFWL_MsgMouse* pMsg);
-  void OnMouseLeave(CFWL_MsgMouse* pMsg);
-  void OnKeyDown(CFWL_MsgKey* pMsg);
-  CFWL_SpinButtonImp* m_pOwner;
-};
-
-#endif  // XFA_SRC_FWL_BASEWIDGET_FWL_SPINBUTTONIMP_H_
diff --git a/xfa/src/fwl/basewidget/fwl_tooltipctrlimp.cpp b/xfa/src/fwl/basewidget/fwl_tooltipctrlimp.cpp
deleted file mode 100644
index 696a2e2b39..0000000000
--- a/xfa/src/fwl/basewidget/fwl_tooltipctrlimp.cpp
+++ /dev/null
@@ -1,293 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "xfa/src/fwl/basewidget/fwl_tooltipctrlimp.h"
-
-#include "xfa/include/fwl/basewidget/fwl_tooltipctrl.h"
-#include "xfa/include/fwl/core/fwl_theme.h"
-#include "xfa/src/fde/tto/fde_textout.h"
-#include "xfa/src/fwl/core/fwl_formimp.h"
-#include "xfa/src/fwl/core/fwl_noteimp.h"
-#include "xfa/src/fwl/core/fwl_panelimp.h"
-#include "xfa/src/fwl/core/fwl_targetimp.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-// static
-IFWL_ToolTip* IFWL_ToolTip::Create(const CFWL_WidgetImpProperties& properties,
-                                   IFWL_Widget* pOuter) {
-  IFWL_ToolTip* pToolTip = new IFWL_ToolTip;
-  CFWL_ToolTipImp* pToolTipImpl = new CFWL_ToolTipImp(properties, pOuter);
-  pToolTip->SetImpl(pToolTipImpl);
-  pToolTipImpl->SetInterface(pToolTip);
-  return pToolTip;
-}
-FWL_ERR IFWL_ToolTip::SetAnchor(const CFX_RectF& rtAnchor) {
-  return static_cast<CFWL_ToolTipImp*>(GetImpl())->SetAnchor(rtAnchor);
-}
-FWL_ERR IFWL_ToolTip::Show() {
-  return static_cast<CFWL_ToolTipImp*>(GetImpl())->Show();
-}
-FWL_ERR IFWL_ToolTip::Hide() {
-  return static_cast<CFWL_ToolTipImp*>(GetImpl())->Hide();
-}
-IFWL_ToolTip::IFWL_ToolTip() {}
-CFWL_ToolTipImp::CFWL_ToolTipImp(const CFWL_WidgetImpProperties& properties,
-                                 IFWL_Widget* pOuter)
-    : CFWL_FormImp(properties, pOuter),
-      m_bBtnDown(FALSE),
-      m_dwTTOStyles(FDE_TTOSTYLE_SingleLine),
-      m_iTTOAlign(FDE_TTOALIGNMENT_Center),
-      m_hTimerShow(NULL),
-      m_hTimerHide(NULL),
-      m_pTimer(NULL) {
-  m_rtClient.Set(0, 0, 0, 0);
-  m_rtCaption.Set(0, 0, 0, 0);
-  m_rtAnchor.Set(0, 0, 0, 0);
-  m_TimerShow.m_pToolTip = this;
-  m_TimerHide.m_pToolTip = this;
-}
-CFWL_ToolTipImp::~CFWL_ToolTipImp() {
-  if (m_pTimer) {
-    delete m_pTimer;
-    m_pTimer = NULL;
-  }
-}
-FWL_ERR CFWL_ToolTipImp::GetClassName(CFX_WideString& wsClass) const {
-  wsClass = FWL_CLASS_ToolTip;
-  return FWL_ERR_Succeeded;
-}
-FX_DWORD CFWL_ToolTipImp::GetClassID() const {
-  return FWL_CLASSHASH_ToolTip;
-}
-FWL_ERR CFWL_ToolTipImp::Initialize() {
-  m_pProperties->m_dwStyles |= FWL_WGTSTYLE_Popup;
-  m_pProperties->m_dwStyles &= ~FWL_WGTSTYLE_Child;
-  if (CFWL_WidgetImp::Initialize() != FWL_ERR_Succeeded)
-    return FWL_ERR_Indefinite;
-  m_pDelegate = new CFWL_ToolTipImpDelegate(this);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ToolTipImp::Finalize() {
-  delete m_pDelegate;
-  m_pDelegate = nullptr;
-  return CFWL_WidgetImp::Finalize();
-}
-FWL_ERR CFWL_ToolTipImp::GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize) {
-  if (bAutoSize) {
-    rect.Set(0, 0, 0, 0);
-    if (m_pProperties->m_pThemeProvider == NULL) {
-      m_pProperties->m_pThemeProvider = GetAvailableTheme();
-    }
-    CFX_WideString wsCaption;
-    IFWL_ToolTipDP* pData =
-        static_cast<IFWL_ToolTipDP*>(m_pProperties->m_pDataProvider);
-    if (pData) {
-      pData->GetCaption(m_pInterface, wsCaption);
-    }
-    int32_t iLen = wsCaption.GetLength();
-    if (iLen > 0) {
-      CFX_SizeF sz = CalcTextSize(wsCaption, m_pProperties->m_pThemeProvider);
-      rect.Set(0, 0, sz.x, sz.y);
-      rect.width += FWL_WGTCAPACITY_CXBorder * 25;
-      rect.height += FWL_WGTCAPACITY_CYBorder * 8;
-    }
-    CFWL_WidgetImp::GetWidgetRect(rect, TRUE);
-  } else {
-    rect = m_pProperties->m_rtWidget;
-  }
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ToolTipImp::Update() {
-  if (IsLocked()) {
-    return FWL_ERR_Indefinite;
-  }
-  if (!m_pProperties->m_pThemeProvider) {
-    m_pProperties->m_pThemeProvider = GetAvailableTheme();
-  }
-  UpdateTextOutStyles();
-  GetClientRect(m_rtClient);
-  m_rtCaption = m_rtClient;
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ToolTipImp::GetClientRect(CFX_RectF& rect) {
-  FX_FLOAT x = 0;
-  FX_FLOAT y = 0;
-  FX_FLOAT t = 0;
-  IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
-  if (pTheme) {
-    CFWL_ThemePart part;
-    part.m_pWidget = m_pInterface;
-    x = *static_cast<FX_FLOAT*>(
-        pTheme->GetCapacity(&part, FWL_WGTCAPACITY_CXBorder));
-    y = *static_cast<FX_FLOAT*>(
-        pTheme->GetCapacity(&part, FWL_WGTCAPACITY_CYBorder));
-  }
-  rect = m_pProperties->m_rtWidget;
-  rect.Offset(-rect.left, -rect.top);
-  rect.Deflate(x, t, x, y);
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ToolTipImp::DrawWidget(CFX_Graphics* pGraphics,
-                                    const CFX_Matrix* pMatrix) {
-  IFWL_ToolTipTarget* toolTipTarget =
-      CFWL_ToolTipContainer::getInstance()->GetCurrentToolTipTarget();
-  if (toolTipTarget && !toolTipTarget->UseDefaultTheme()) {
-    return toolTipTarget->DrawToolTip(pGraphics, pMatrix, m_pInterface);
-  }
-  if (!pGraphics)
-    return FWL_ERR_Indefinite;
-  if (!m_pProperties->m_pThemeProvider)
-    return FWL_ERR_Indefinite;
-  IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
-  DrawBkground(pGraphics, pTheme, pMatrix);
-  DrawText(pGraphics, pTheme, pMatrix);
-  return FWL_ERR_Succeeded;
-}
-void CFWL_ToolTipImp::DrawBkground(CFX_Graphics* pGraphics,
-                                   IFWL_ThemeProvider* pTheme,
-                                   const CFX_Matrix* pMatrix) {
-  CFWL_ThemeBackground param;
-  param.m_pWidget = m_pInterface;
-  param.m_iPart = FWL_PART_TTP_Background;
-  param.m_dwStates = m_pProperties->m_dwStates;
-  param.m_pGraphics = pGraphics;
-  if (pMatrix) {
-    param.m_matrix.Concat(*pMatrix);
-  }
-  param.m_rtPart = m_rtClient;
-  if (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) {
-    param.m_pData = &m_rtCaption;
-  }
-  pTheme->DrawBackground(&param);
-}
-void CFWL_ToolTipImp::DrawText(CFX_Graphics* pGraphics,
-                               IFWL_ThemeProvider* pTheme,
-                               const CFX_Matrix* pMatrix) {
-  if (!m_pProperties->m_pDataProvider)
-    return;
-  CFX_WideString wsCaption;
-  m_pProperties->m_pDataProvider->GetCaption(m_pInterface, wsCaption);
-  if (wsCaption.IsEmpty()) {
-    return;
-  }
-  CFWL_ThemeText param;
-  param.m_pWidget = m_pInterface;
-  param.m_iPart = FWL_PART_TTP_Caption;
-  param.m_dwStates = m_pProperties->m_dwStates;
-  param.m_pGraphics = pGraphics;
-  if (pMatrix) {
-    param.m_matrix.Concat(*pMatrix);
-  }
-  param.m_rtPart = m_rtCaption;
-  param.m_wsText = wsCaption;
-  param.m_dwTTOStyles = m_dwTTOStyles;
-  param.m_iTTOAlign = m_iTTOAlign;
-  pTheme->DrawText(&param);
-}
-void CFWL_ToolTipImp::UpdateTextOutStyles() {
-  m_iTTOAlign = FDE_TTOALIGNMENT_Center;
-  m_dwTTOStyles = FDE_TTOSTYLE_SingleLine;
-  if (m_pProperties->m_dwStyleExes & FWL_WGTSTYLE_RTLReading) {
-    m_dwTTOStyles |= FDE_TTOSTYLE_RTL;
-  }
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_TTP_Multiline) {
-    m_dwTTOStyles &= ~FDE_TTOSTYLE_SingleLine;
-  }
-}
-FWL_ERR CFWL_ToolTipImp::SetAnchor(const CFX_RectF& rtAnchor) {
-  m_rtAnchor = rtAnchor;
-  return TRUE;
-}
-FWL_ERR CFWL_ToolTipImp::Show() {
-  IFWL_ToolTipDP* pData =
-      static_cast<IFWL_ToolTipDP*>(m_pProperties->m_pDataProvider);
-  int32_t nInitDelay = pData->GetInitialDelay(m_pInterface);
-  if ((m_pProperties->m_dwStates & FWL_WGTSTATE_Invisible)) {
-    m_hTimerShow = FWL_StartTimer(&m_TimerShow, nInitDelay, FALSE);
-  }
-  return TRUE;
-}
-FWL_ERR CFWL_ToolTipImp::Hide() {
-  SetStates(FWL_WGTSTATE_Invisible, TRUE);
-  if (m_hTimerHide) {
-    FWL_StopTimer(m_hTimerHide);
-    m_hTimerHide = NULL;
-  }
-  if (m_hTimerShow) {
-    FWL_StopTimer(m_hTimerShow);
-    m_hTimerShow = NULL;
-  }
-  return TRUE;
-}
-FWL_ERR CFWL_ToolTipImp::SetStates(FX_DWORD dwStates, FX_BOOL bSet) {
-  if ((dwStates & FWL_WGTSTATE_Invisible) && !bSet) {
-    IFWL_ToolTipDP* pData =
-        static_cast<IFWL_ToolTipDP*>(m_pProperties->m_pDataProvider);
-    int32_t nAutoPopDelay = pData->GetAutoPopDelay(m_pInterface);
-    m_hTimerHide = FWL_StartTimer(&m_TimerHide, nAutoPopDelay, FALSE);
-  }
-  return CFWL_WidgetImp::SetStates(dwStates, bSet);
-}
-void CFWL_ToolTipImp::RefreshToolTipPos() {
-  if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_TTP_NoAnchor) == 0) {
-    CFX_RectF rtPopup;
-    CFX_RectF rtWidget(m_pProperties->m_rtWidget);
-    CFX_RectF rtAnchor(m_rtAnchor);
-    rtPopup.Set(0, 0, 0, 0);
-    FX_FLOAT fx = rtAnchor.Center().x + 20;
-    FX_FLOAT fy = rtAnchor.Center().y + 20;
-    rtPopup.Set(fx, fy, rtWidget.Width(), rtWidget.Height());
-    FX_FLOAT fScreenWidth = 0;
-    FX_FLOAT fScreenHeight = 0;
-    GetScreenSize(fScreenWidth, fScreenHeight);
-    if (rtPopup.bottom() > fScreenHeight) {
-      rtPopup.Offset(0, fScreenHeight - rtPopup.bottom());
-    }
-    if (rtPopup.right() > fScreenWidth) {
-      rtPopup.Offset(fScreenWidth - rtPopup.right(), 0);
-    }
-    if (rtPopup.left < 0) {
-      rtPopup.Offset(0 - rtPopup.left, 0);
-    }
-    if (rtPopup.top < 0) {
-      rtPopup.Offset(0, 0 - rtPopup.top);
-    }
-    SetWidgetRect(rtPopup);
-    Update();
-  }
-}
-CFWL_ToolTipImp::CFWL_ToolTipTimer::CFWL_ToolTipTimer(CFWL_ToolTipImp* pToolTip)
-    : m_pToolTip(pToolTip) {}
-int32_t CFWL_ToolTipImp::CFWL_ToolTipTimer::Run(FWL_HTIMER hTimer) {
-  if (m_pToolTip->m_hTimerShow == hTimer && m_pToolTip->m_hTimerShow) {
-    if (m_pToolTip->GetStates() & FWL_WGTSTATE_Invisible) {
-      m_pToolTip->SetStates(FWL_WGTSTATE_Invisible, FALSE);
-      m_pToolTip->RefreshToolTipPos();
-      FWL_StopTimer(m_pToolTip->m_hTimerShow);
-      m_pToolTip->m_hTimerShow = NULL;
-      return TRUE;
-    }
-  }
-  if (m_pToolTip->m_hTimerHide == hTimer && m_pToolTip->m_hTimerHide) {
-    m_pToolTip->SetStates(FWL_WGTSTATE_Invisible, TRUE);
-    FWL_StopTimer(m_pToolTip->m_hTimerHide);
-    m_pToolTip->m_hTimerHide = NULL;
-    return TRUE;
-  }
-  return TRUE;
-}
-CFWL_ToolTipImpDelegate::CFWL_ToolTipImpDelegate(CFWL_ToolTipImp* pOwner)
-    : m_pOwner(pOwner) {}
-int32_t CFWL_ToolTipImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
-  return CFWL_WidgetImpDelegate::OnProcessMessage(pMessage);
-}
-FWL_ERR CFWL_ToolTipImpDelegate::OnProcessEvent(CFWL_Event* pEvent) {
-  return FWL_ERR_Succeeded;
-}
-FWL_ERR CFWL_ToolTipImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics,
-                                              const CFX_Matrix* pMatrix) {
-  return m_pOwner->DrawWidget(pGraphics, pMatrix);
-}
diff --git a/xfa/src/fwl/basewidget/fwl_tooltipctrlimp.h b/xfa/src/fwl/basewidget/fwl_tooltipctrlimp.h
deleted file mode 100644
index 08fb7b0639..0000000000
--- a/xfa/src/fwl/basewidget/fwl_tooltipctrlimp.h
+++ /dev/null
@@ -1,86 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef XFA_SRC_FWL_BASEWIDGET_FWL_TOOLTIPCTRLIMP_H_
-#define XFA_SRC_FWL_BASEWIDGET_FWL_TOOLTIPCTRLIMP_H_
-
-#include "xfa/include/fwl/core/fwl_timer.h"
-#include "xfa/src/fwl/core/fwl_formimp.h"
-#include "xfa/src/fwl/core/fwl_widgetimp.h"
-
-class CFWL_WidgetImpProperties;
-class IFWL_Widget;
-class CFWL_ToolTipImpDelegate;
-
-class CFWL_ToolTipImp : public CFWL_FormImp {
- public:
-  CFWL_ToolTipImp(const CFWL_WidgetImpProperties& properties,
-                  IFWL_Widget* pOuter);
-  virtual ~CFWL_ToolTipImp();
-  virtual FWL_ERR GetClassName(CFX_WideString& wsClass) const;
-  virtual FX_DWORD GetClassID() const;
-  virtual FWL_ERR Initialize();
-  virtual FWL_ERR Finalize();
-  virtual FWL_ERR GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE);
-  virtual FWL_ERR Update();
-  virtual FWL_ERR DrawWidget(CFX_Graphics* pGraphics,
-                             const CFX_Matrix* pMatrix = NULL);
-  virtual FWL_ERR SetStates(FX_DWORD dwStates, FX_BOOL bSet);
-  virtual FWL_ERR GetClientRect(CFX_RectF& rect);
-  FWL_ERR SetAnchor(const CFX_RectF& rtAnchor);
-  FWL_ERR Show();
-  FWL_ERR Hide();
-
- protected:
-  void DrawBkground(CFX_Graphics* pGraphics,
-                    IFWL_ThemeProvider* pTheme,
-                    const CFX_Matrix* pMatrix);
-  void DrawText(CFX_Graphics* pGraphics,
-                IFWL_ThemeProvider* pTheme,
-                const CFX_Matrix* pMatrix);
-  void UpdateTextOutStyles();
-  void RefreshToolTipPos();
-  class CFWL_ToolTipTimer : public IFWL_Timer {
-   public:
-    CFWL_ToolTipTimer() {}
-    ~CFWL_ToolTipTimer() {}
-    CFWL_ToolTipTimer(CFWL_ToolTipImp* pToolTip);
-    virtual int32_t Run(FWL_HTIMER hTimer);
-    CFWL_ToolTipImp* m_pToolTip;
-  };
-  CFX_RectF m_rtClient;
-  CFX_RectF m_rtCaption;
-  FX_BOOL m_bBtnDown;
-  FX_DWORD m_dwTTOStyles;
-  int32_t m_iTTOAlign;
-  CFX_RectF m_rtAnchor;
-  FWL_HTIMER m_hTimerShow;
-  FWL_HTIMER m_hTimerHide;
-  CFWL_ToolTipTimer* m_pTimer;
-  CFWL_ToolTipTimer m_TimerShow;
-  CFWL_ToolTipTimer m_TimerHide;
-  friend class CFWL_ToolTipImpDelegate;
-  friend class CFWL_ToolTipTimer;
-};
-class CFWL_ToolTipImpDelegate : public CFWL_WidgetImpDelegate {
- public:
-  CFWL_ToolTipImpDelegate(CFWL_ToolTipImp* pOwner);
-  int32_t OnProcessMessage(CFWL_Message* pMessage) override;
-  FWL_ERR OnProcessEvent(CFWL_Event* pEvent) override;
-  FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
-                       const CFX_Matrix* pMatrix = NULL) override;
-
- protected:
-  void OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
-  void OnLButtonDown(CFWL_MsgMouse* pMsg);
-  void OnLButtonUp(CFWL_MsgMouse* pMsg);
-  void OnMouseMove(CFWL_MsgMouse* pMsg);
-  void OnMouseLeave(CFWL_MsgMouse* pMsg);
-  void OnKeyDown(CFWL_MsgKey* pMsg);
-  CFWL_ToolTipImp* m_pOwner;
-};
-
-#endif  // XFA_SRC_FWL_BASEWIDGET_FWL_TOOLTIPCTRLIMP_H_
diff --git a/xfa/src/fwl/basewidget/fxmath_barcodeimp.cpp b/xfa/src/fwl/basewidget/fxmath_barcodeimp.cpp
deleted file mode 100644
index 8c9bfe432c..0000000000
--- a/xfa/src/fwl/basewidget/fxmath_barcodeimp.cpp
+++ /dev/null
@@ -1,385 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "xfa/src/fwl/basewidget/fxmath_barcodeimp.h"
-
-static CBC_CodeBase* FX_Barcode_CreateBarCodeEngineObject(BC_TYPE type) {
-  switch (type) {
-    case BC_CODE39:
-      return new CBC_Code39();
-    case BC_CODABAR:
-      return new CBC_Codabar();
-    case BC_CODE128:
-      return new CBC_Code128(BC_CODE128_B);
-    case BC_CODE128_B:
-      return new CBC_Code128(BC_CODE128_B);
-    case BC_CODE128_C:
-      return new CBC_Code128(BC_CODE128_C);
-    case BC_EAN8:
-      return new CBC_EAN8();
-    case BC_UPCA:
-      return new CBC_UPCA();
-    case BC_EAN13:
-      return new CBC_EAN13();
-    case BC_QR_CODE:
-      return new CBC_QRCode();
-    case BC_PDF417:
-      return new CBC_PDF417I();
-    case BC_DATAMATRIX:
-      return new CBC_DataMatrix();
-    case BC_UNKNOWN:
-    default:
-      return NULL;
-  }
-}
-CFX_Barcode::CFX_Barcode() {}
-CFX_Barcode::~CFX_Barcode() {
-  if (m_pBCEngine) {
-    delete m_pBCEngine;
-    m_pBCEngine = NULL;
-  }
-}
-FX_BOOL CFX_Barcode::Crreate(BC_TYPE type) {
-  m_pBCEngine = FX_Barcode_CreateBarCodeEngineObject(type);
-  return m_pBCEngine != NULL;
-}
-void CFX_Barcode::Release() {
-  delete this;
-}
-BC_TYPE CFX_Barcode::GetType() {
-  return m_pBCEngine ? m_pBCEngine->GetType() : BC_UNKNOWN;
-}
-FX_BOOL CFX_Barcode::SetCharEncoding(BC_CHAR_ENCODING encoding) {
-  return m_pBCEngine ? m_pBCEngine->SetCharEncoding(encoding) : FALSE;
-}
-FX_BOOL CFX_Barcode::SetModuleHeight(int32_t moduleHeight) {
-  return m_pBCEngine ? m_pBCEngine->SetModuleHeight(moduleHeight) : FALSE;
-}
-FX_BOOL CFX_Barcode::SetModuleWidth(int32_t moduleWidth) {
-  return m_pBCEngine ? m_pBCEngine->SetModuleWidth(moduleWidth) : FALSE;
-}
-FX_BOOL CFX_Barcode::SetHeight(int32_t height) {
-  return m_pBCEngine ? m_pBCEngine->SetHeight(height) : FALSE;
-}
-FX_BOOL CFX_Barcode::SetWidth(int32_t width) {
-  return m_pBCEngine ? m_pBCEngine->SetWidth(width) : FALSE;
-}
-FX_BOOL CFX_Barcode::CheckContentValidity(const CFX_WideStringC& contents) {
-  switch (GetType()) {
-    case BC_CODE39:
-    case BC_CODABAR:
-    case BC_CODE128:
-    case BC_CODE128_B:
-    case BC_CODE128_C:
-    case BC_EAN8:
-    case BC_EAN13:
-    case BC_UPCA:
-      return m_pBCEngine
-                 ? static_cast<CBC_OneCode*>(m_pBCEngine)
-                       ->CheckContentValidity(contents)
-                 : TRUE;
-    default:
-      return TRUE;
-  }
-}
-FX_BOOL CFX_Barcode::SetPrintChecksum(FX_BOOL checksum) {
-  switch (GetType()) {
-    case BC_CODE39:
-    case BC_CODABAR:
-    case BC_CODE128:
-    case BC_CODE128_B:
-    case BC_CODE128_C:
-    case BC_EAN8:
-    case BC_EAN13:
-    case BC_UPCA:
-      return m_pBCEngine ? (static_cast<CBC_OneCode*>(m_pBCEngine)
-                                ->SetPrintChecksum(checksum),
-                            TRUE)
-                         : FALSE;
-    default:
-      return FALSE;
-  }
-}
-FX_BOOL CFX_Barcode::SetDataLength(int32_t length) {
-  switch (GetType()) {
-    case BC_CODE39:
-    case BC_CODABAR:
-    case BC_CODE128:
-    case BC_CODE128_B:
-    case BC_CODE128_C:
-    case BC_EAN8:
-    case BC_EAN13:
-    case BC_UPCA:
-      return m_pBCEngine ? (static_cast<CBC_OneCode*>(m_pBCEngine)
-                                ->SetDataLength(length),
-                            TRUE)
-                         : FALSE;
-    default:
-      return FALSE;
-  }
-}
-FX_BOOL CFX_Barcode::SetCalChecksum(int32_t state) {
-  switch (GetType()) {
-    case BC_CODE39:
-    case BC_CODABAR:
-    case BC_CODE128:
-    case BC_CODE128_B:
-    case BC_CODE128_C:
-    case BC_EAN8:
-    case BC_EAN13:
-    case BC_UPCA:
-      return m_pBCEngine ? (static_cast<CBC_OneCode*>(m_pBCEngine)
-                                ->SetCalChecksum(state),
-                            TRUE)
-                         : FALSE;
-    default:
-      return FALSE;
-  }
-}
-FX_BOOL CFX_Barcode::SetFont(CFX_Font* pFont) {
-  switch (GetType()) {
-    case BC_CODE39:
-    case BC_CODABAR:
-    case BC_CODE128:
-    case BC_CODE128_B:
-    case BC_CODE128_C:
-    case BC_EAN8:
-    case BC_EAN13:
-    case BC_UPCA:
-      return m_pBCEngine
-                 ? static_cast<CBC_OneCode*>(m_pBCEngine)->SetFont(pFont)
-                 : FALSE;
-    default:
-      return FALSE;
-  }
-}
-FX_BOOL CFX_Barcode::SetFontSize(FX_FLOAT size) {
-  switch (GetType()) {
-    case BC_CODE39:
-    case BC_CODABAR:
-    case BC_CODE128:
-    case BC_CODE128_B:
-    case BC_CODE128_C:
-    case BC_EAN8:
-    case BC_EAN13:
-    case BC_UPCA:
-      return m_pBCEngine
-                 ? (static_cast<CBC_OneCode*>(m_pBCEngine)->SetFontSize(size),
-                    TRUE)
-                 : FALSE;
-    default:
-      return FALSE;
-  }
-}
-FX_BOOL CFX_Barcode::SetFontStyle(int32_t style) {
-  switch (GetType()) {
-    case BC_CODE39:
-    case BC_CODABAR:
-    case BC_CODE128:
-    case BC_CODE128_B:
-    case BC_CODE128_C:
-    case BC_EAN8:
-    case BC_EAN13:
-    case BC_UPCA:
-      return m_pBCEngine
-                 ? (static_cast<CBC_OneCode*>(m_pBCEngine)->SetFontStyle(style),
-                    TRUE)
-                 : FALSE;
-    default:
-      return FALSE;
-  }
-}
-FX_BOOL CFX_Barcode::SetFontColor(FX_ARGB color) {
-  switch (GetType()) {
-    case BC_CODE39:
-    case BC_CODABAR:
-    case BC_CODE128:
-    case BC_CODE128_B:
-    case BC_CODE128_C:
-    case BC_EAN8:
-    case BC_EAN13:
-    case BC_UPCA:
-      return m_pBCEngine
-                 ? (static_cast<CBC_OneCode*>(m_pBCEngine)->SetFontColor(color),
-                    TRUE)
-                 : FALSE;
-    default:
-      return FALSE;
-  }
-}
-FX_BOOL CFX_Barcode::SetTextLocation(BC_TEXT_LOC location) {
-  typedef FX_BOOL (CBC_CodeBase::*memptrtype)(BC_TEXT_LOC);
-  memptrtype memptr = NULL;
-  switch (GetType()) {
-    case BC_CODE39:
-      memptr = (memptrtype)&CBC_Code39::SetTextLocation;
-      break;
-    case BC_CODABAR:
-      memptr = (memptrtype)&CBC_Codabar::SetTextLocation;
-      break;
-    case BC_CODE128:
-    case BC_CODE128_B:
-    case BC_CODE128_C:
-      memptr = (memptrtype)&CBC_Code128::SetTextLocation;
-      break;
-    default:
-      break;
-  }
-  return m_pBCEngine && memptr ? (m_pBCEngine->*memptr)(location) : FALSE;
-}
-FX_BOOL CFX_Barcode::SetWideNarrowRatio(int32_t ratio) {
-  typedef FX_BOOL (CBC_CodeBase::*memptrtype)(int32_t);
-  memptrtype memptr = NULL;
-  switch (GetType()) {
-    case BC_CODE39:
-      memptr = (memptrtype)&CBC_Code39::SetWideNarrowRatio;
-      break;
-    case BC_CODABAR:
-      memptr = (memptrtype)&CBC_Codabar::SetWideNarrowRatio;
-      break;
-    default:
-      break;
-  }
-  return m_pBCEngine && memptr ? (m_pBCEngine->*memptr)(ratio) : FALSE;
-}
-FX_BOOL CFX_Barcode::SetStartChar(FX_CHAR start) {
-  typedef FX_BOOL (CBC_CodeBase::*memptrtype)(FX_CHAR);
-  memptrtype memptr = NULL;
-  switch (GetType()) {
-    case BC_CODABAR:
-      memptr = (memptrtype)&CBC_Codabar::SetStartChar;
-      break;
-    default:
-      break;
-  }
-  return m_pBCEngine && memptr ? (m_pBCEngine->*memptr)(start) : FALSE;
-}
-FX_BOOL CFX_Barcode::SetEndChar(FX_CHAR end) {
-  typedef FX_BOOL (CBC_CodeBase::*memptrtype)(FX_CHAR);
-  memptrtype memptr = NULL;
-  switch (GetType()) {
-    case BC_CODABAR:
-      memptr = (memptrtype)&CBC_Codabar::SetEndChar;
-      break;
-    default:
-      break;
-  }
-  return m_pBCEngine && memptr ? (m_pBCEngine->*memptr)(end) : FALSE;
-}
-FX_BOOL CFX_Barcode::SetVersion(int32_t version) {
-  typedef FX_BOOL (CBC_CodeBase::*memptrtype)(int32_t);
-  memptrtype memptr = NULL;
-  switch (GetType()) {
-    case BC_QR_CODE:
-      memptr = (memptrtype)&CBC_QRCode::SetVersion;
-      break;
-    default:
-      break;
-  }
-  return m_pBCEngine && memptr ? (m_pBCEngine->*memptr)(version) : FALSE;
-}
-FX_BOOL CFX_Barcode::SetErrorCorrectionLevel(int32_t level) {
-  typedef FX_BOOL (CBC_CodeBase::*memptrtype)(int32_t);
-  memptrtype memptr = NULL;
-  switch (GetType()) {
-    case BC_QR_CODE:
-      memptr = (memptrtype)&CBC_QRCode::SetErrorCorrectionLevel;
-      break;
-    case BC_PDF417:
-      memptr = (memptrtype)&CBC_PDF417I::SetErrorCorrectionLevel;
-      break;
-    default:
-      return FALSE;
-  }
-  return m_pBCEngine && memptr ? (m_pBCEngine->*memptr)(level) : FALSE;
-}
-FX_BOOL CFX_Barcode::SetTruncated(FX_BOOL truncated) {
-  typedef void (CBC_CodeBase::*memptrtype)(FX_BOOL);
-  memptrtype memptr = NULL;
-  switch (GetType()) {
-    case BC_PDF417:
-      memptr = (memptrtype)&CBC_PDF417I::SetTruncated;
-      break;
-    default:
-      break;
-  }
-  return m_pBCEngine && memptr ? ((m_pBCEngine->*memptr)(truncated), TRUE)
-                               : FALSE;
-}
-#ifndef BCExceptionNO
-#define BCExceptionNO 0
-#endif
-#ifndef BCExceptionFormatException
-#define BCExceptionFormatException 8
-#endif
-#ifndef BCExceptionUnSupportedBarcode
-#define BCExceptionUnSupportedBarcode 18
-#endif
-FX_BOOL CFX_Barcode::Encode(const CFX_WideStringC& contents,
-                            FX_BOOL isDevice,
-                            int32_t& e) {
-  if (!m_pBCEngine) {
-    return FALSE;
-  }
-  return m_pBCEngine->Encode(contents, isDevice, e);
-}
-FX_BOOL CFX_Barcode::RenderDevice(CFX_RenderDevice* device,
-                                  const CFX_Matrix* matirx,
-                                  int32_t& e) {
-  if (!m_pBCEngine) {
-    return FALSE;
-  }
-  return m_pBCEngine->RenderDevice(device, matirx, e);
-}
-FX_BOOL CFX_Barcode::RenderBitmap(CFX_DIBitmap*& pOutBitmap, int32_t& e) {
-  if (!m_pBCEngine) {
-    return FALSE;
-  }
-  return m_pBCEngine->RenderBitmap(pOutBitmap, e);
-}
-#define BC_TYPE_MIN BC_CODE39
-#define BC_TYPE_MAX BC_DATAMATRIX
-CFX_WideString CFX_Barcode::Decode(uint8_t* buf,
-                                   int32_t width,
-                                   int32_t height,
-                                   int32_t& errorCode) {
-  for (BC_TYPE t = BC_TYPE_MIN; t <= BC_TYPE_MAX;
-       t = (BC_TYPE)((int32_t)t + 1)) {
-    CBC_CodeBase* pTmpEngine = FX_Barcode_CreateBarCodeEngineObject(t);
-    if (!pTmpEngine) {
-      continue;
-    }
-    CFX_WideString ret = pTmpEngine->Decode(buf, width, height, errorCode);
-    if (errorCode == BCExceptionNO) {
-      return ret;
-    }
-  }
-  errorCode = BCExceptionUnSupportedBarcode;
-  return CFX_WideString();
-}
-CFX_WideString CFX_Barcode::Decode(CFX_DIBitmap* pBitmap, int32_t& errorCode) {
-  for (BC_TYPE t = BC_TYPE_MIN; t <= BC_TYPE_MAX;
-       t = (BC_TYPE)((int32_t)t + 1)) {
-    CBC_CodeBase* pTmpEngine = FX_Barcode_CreateBarCodeEngineObject(t);
-    if (!pTmpEngine) {
-      continue;
-    }
-    CFX_WideString ret = pTmpEngine->Decode(pBitmap, errorCode);
-    if (errorCode == BCExceptionNO) {
-      return ret;
-    }
-  }
-  errorCode = BCExceptionUnSupportedBarcode;
-  return CFX_WideString();
-}
-IFX_Barcode* FX_Barcode_Create(BC_TYPE type) {
-  CFX_Barcode* pBarcode = new CFX_Barcode;
-  if (pBarcode->Crreate(type)) {
-    return pBarcode;
-  }
-  pBarcode->Release();
-  return NULL;
-}
diff --git a/xfa/src/fwl/basewidget/fxmath_barcodeimp.h b/xfa/src/fwl/basewidget/fxmath_barcodeimp.h
deleted file mode 100644
index 22cb97bcc4..0000000000
--- a/xfa/src/fwl/basewidget/fxmath_barcodeimp.h
+++ /dev/null
@@ -1,56 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef XFA_SRC_FWL_BASEWIDGET_FXMATH_BARCODEIMP_H_
-#define XFA_SRC_FWL_BASEWIDGET_FXMATH_BARCODEIMP_H_
-
-#include "xfa/include/fwl/basewidget/fxmath_barcode.h"
-
-class CFX_Barcode : public IFX_Barcode {
- public:
-  CFX_Barcode();
-  ~CFX_Barcode();
-  FX_BOOL Crreate(BC_TYPE type);
-  virtual void Release();
-  virtual BC_TYPE GetType();
-  virtual FX_BOOL Encode(const CFX_WideStringC& contents,
-                         FX_BOOL isDevice,
-                         int32_t& e);
-  virtual FX_BOOL RenderDevice(CFX_RenderDevice* device,
-                               const CFX_Matrix* matirx,
-                               int32_t& e);
-  virtual FX_BOOL RenderBitmap(CFX_DIBitmap*& pOutBitmap, int32_t& e);
-  virtual CFX_WideString Decode(uint8_t* buf,
-                                int32_t width,
-                                int32_t height,
-                                int32_t& errorCode);
-  virtual CFX_WideString Decode(CFX_DIBitmap* pBitmap, int32_t& errorCode);
-  virtual FX_BOOL SetCharEncoding(BC_CHAR_ENCODING encoding);
-  virtual FX_BOOL SetModuleHeight(int32_t moduleHeight);
-  virtual FX_BOOL SetModuleWidth(int32_t moduleWidth);
-  virtual FX_BOOL SetHeight(int32_t height);
-  virtual FX_BOOL SetWidth(int32_t width);
-  virtual FX_BOOL CheckContentValidity(const CFX_WideStringC& contents);
-  virtual FX_BOOL SetPrintChecksum(FX_BOOL checksum);
-  virtual FX_BOOL SetDataLength(int32_t length);
-  virtual FX_BOOL SetCalChecksum(int32_t state);
-  virtual FX_BOOL SetFont(CFX_Font* pFont);
-  virtual FX_BOOL SetFontSize(FX_FLOAT size);
-  virtual FX_BOOL SetFontStyle(int32_t style);
-  virtual FX_BOOL SetFontColor(FX_ARGB color);
-  virtual FX_BOOL SetTextLocation(BC_TEXT_LOC location);
-  virtual FX_BOOL SetWideNarrowRatio(int32_t ratio);
-  virtual FX_BOOL SetStartChar(FX_CHAR start);
-  virtual FX_BOOL SetEndChar(FX_CHAR end);
-  virtual FX_BOOL SetVersion(int32_t version);
-  virtual FX_BOOL SetErrorCorrectionLevel(int32_t level);
-  virtual FX_BOOL SetTruncated(FX_BOOL truncated);
-
- protected:
-  CBC_CodeBase* m_pBCEngine;
-};
-
-#endif  // XFA_SRC_FWL_BASEWIDGET_FXMATH_BARCODEIMP_H_