Merge the CFWL_*Imp classes into the IFWL_* classes.

This Cl merges the implementation classes up into the IFWL classes as the
intermediate classes were just acting as proxies.

Review-Url: https://chromiumcodereview.appspot.com/2432423002

1 files changed, 950 insertions, 0 deletions

diff --git a/xfa/fwl/core/ifwl_widget.cpp b/xfa/fwl/core/ifwl_widget.cpp
new file mode 100644
index 0000000000..68755bf24a
--- /dev/null
+++ b/xfa/fwl/core/ifwl_widget.cpp
@@ -0,0 +1,950 @@
+// 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/fwl/core/ifwl_widget.h"
+
+#include <algorithm>
+
+#include "xfa/fde/tto/fde_textout.h"
+#include "xfa/fwl/core/cfwl_message.h"
+#include "xfa/fwl/core/cfwl_themebackground.h"
+#include "xfa/fwl/core/cfwl_themepart.h"
+#include "xfa/fwl/core/cfwl_themetext.h"
+#include "xfa/fwl/core/cfwl_widgetmgr.h"
+#include "xfa/fwl/core/fwl_noteimp.h"
+#include "xfa/fwl/core/ifwl_app.h"
+#include "xfa/fwl/core/ifwl_combobox.h"
+#include "xfa/fwl/core/ifwl_form.h"
+#include "xfa/fwl/core/ifwl_themeprovider.h"
+#include "xfa/fwl/core/ifwl_widget.h"
+#include "xfa/fxfa/xfa_ffapp.h"
+
+#define FWL_STYLEEXT_MNU_Vert (1L << 0)
+
+FWL_Error IFWL_Widget::Initialize() {
+  IFWL_App* pApp = FWL_GetApp();
+  if (!pApp)
+    return FWL_Error::Indefinite;
+
+  CXFA_FFApp* pAdapter = pApp->GetAdapterNative();
+  if (!pAdapter)
+    return FWL_Error::Indefinite;
+
+  SetOwnerApp(FWL_GetApp());
+
+  IFWL_Widget* pParent = m_pProperties->m_pParent;
+  m_pWidgetMgr->InsertWidget(pParent, this);
+  if (!IsChild()) {
+    IFWL_Widget* pOwner = m_pProperties->m_pOwner;
+    if (pOwner)
+      m_pWidgetMgr->SetOwner(pOwner, this);
+  }
+  return FWL_Error::Succeeded;
+}
+
+FWL_Error IFWL_Widget::Finalize() {
+  NotifyDriver();
+  m_pWidgetMgr->RemoveWidget(this);
+  return FWL_Error::Succeeded;
+}
+
+FWL_Error IFWL_Widget::GetClassName(CFX_WideString& wsClass) const {
+  wsClass.clear();
+  return FWL_Error::Succeeded;
+}
+
+FX_BOOL IFWL_Widget::IsInstance(const CFX_WideStringC& wsClass) const {
+  return FALSE;
+}
+
+FWL_Error IFWL_Widget::GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize) {
+  if (bAutoSize) {
+    if (HasEdge()) {
+      FX_FLOAT fEdge = GetEdgeWidth();
+      rect.Inflate(fEdge, fEdge);
+    }
+    if (HasBorder()) {
+      FX_FLOAT fBorder = GetBorderSize();
+      rect.Inflate(fBorder, fBorder);
+    }
+  } else {
+    rect = m_pProperties->m_rtWidget;
+  }
+  return FWL_Error::Succeeded;
+}
+
+FWL_Error IFWL_Widget::GetGlobalRect(CFX_RectF& rect) {
+  IFWL_Widget* pForm = m_pWidgetMgr->GetSystemFormWidget(this);
+  if (!pForm)
+    return FWL_Error::Indefinite;
+
+  rect.Set(0, 0, m_pProperties->m_rtWidget.width,
+           m_pProperties->m_rtWidget.height);
+  if (pForm == this)
+    return FWL_Error::Succeeded;
+
+  return TransformTo(pForm, rect);
+}
+
+FWL_Error IFWL_Widget::SetWidgetRect(const CFX_RectF& rect) {
+  CFX_RectF rtOld = m_pProperties->m_rtWidget;
+  m_pProperties->m_rtWidget = rect;
+  if (IsChild()) {
+    if (FXSYS_fabs(rtOld.width - rect.width) > 0.5f ||
+        FXSYS_fabs(rtOld.height - rect.height) > 0.5f) {
+      CFWL_EvtSizeChanged ev;
+      ev.m_pSrcTarget = this;
+      ev.m_rtOld = rtOld;
+      ev.m_rtNew = rect;
+      IFWL_WidgetDelegate* pDelegate = SetDelegate(nullptr);
+      if (pDelegate) {
+        pDelegate->OnProcessEvent(&ev);
+      }
+    }
+    return FWL_Error::Succeeded;
+  }
+  m_pWidgetMgr->SetWidgetRect_Native(this, rect);
+  return FWL_Error::Succeeded;
+}
+
+FWL_Error IFWL_Widget::GetClientRect(CFX_RectF& rect) {
+  GetEdgeRect(rect);
+  if (HasEdge()) {
+    FX_FLOAT fEdge = GetEdgeWidth();
+    rect.Deflate(fEdge, fEdge);
+  }
+  return FWL_Error::Succeeded;
+}
+
+IFWL_Widget* IFWL_Widget::GetParent() {
+  return m_pWidgetMgr->GetParentWidget(this);
+}
+
+FWL_Error IFWL_Widget::SetParent(IFWL_Widget* pParent) {
+  m_pProperties->m_pParent = pParent;
+  m_pWidgetMgr->SetParent(pParent, this);
+  return FWL_Error::Succeeded;
+}
+
+IFWL_Widget* IFWL_Widget::GetOwner() {
+  return m_pWidgetMgr->GetOwnerWidget(this);
+}
+
+FWL_Error IFWL_Widget::SetOwner(IFWL_Widget* pOwner) {
+  m_pProperties->m_pOwner = pOwner;
+  m_pWidgetMgr->SetOwner(pOwner, this);
+  return FWL_Error::Succeeded;
+}
+
+IFWL_Widget* IFWL_Widget::GetOuter() {
+  return m_pOuter;
+}
+
+uint32_t IFWL_Widget::GetStyles() {
+  return m_pProperties->m_dwStyles;
+}
+
+FWL_Error IFWL_Widget::ModifyStyles(uint32_t dwStylesAdded,
+                                    uint32_t dwStylesRemoved) {
+  m_pProperties->m_dwStyles =
+      (m_pProperties->m_dwStyles & ~dwStylesRemoved) | dwStylesAdded;
+  return FWL_Error::Succeeded;
+}
+
+uint32_t IFWL_Widget::GetStylesEx() {
+  return m_pProperties->m_dwStyleExes;
+}
+
+FWL_Error IFWL_Widget::ModifyStylesEx(uint32_t dwStylesExAdded,
+                                      uint32_t dwStylesExRemoved) {
+  m_pProperties->m_dwStyleExes =
+      (m_pProperties->m_dwStyleExes & ~dwStylesExRemoved) | dwStylesExAdded;
+  return FWL_Error::Succeeded;
+}
+
+uint32_t IFWL_Widget::GetStates() {
+  return m_pProperties->m_dwStates;
+}
+
+static void NotifyHideChildWidget(CFWL_WidgetMgr* widgetMgr,
+                                  IFWL_Widget* widget,
+                                  CFWL_NoteDriver* noteDriver) {
+  IFWL_Widget* child = widgetMgr->GetFirstChildWidget(widget);
+  while (child) {
+    noteDriver->NotifyTargetHide(child);
+    NotifyHideChildWidget(widgetMgr, child, noteDriver);
+    child = widgetMgr->GetNextSiblingWidget(child);
+  }
+}
+
+void IFWL_Widget::SetStates(uint32_t dwStates, FX_BOOL bSet) {
+  bSet ? (m_pProperties->m_dwStates |= dwStates)
+       : (m_pProperties->m_dwStates &= ~dwStates);
+  if (!(dwStates & FWL_WGTSTATE_Invisible) || !bSet)
+    return;
+
+  CFWL_NoteDriver* noteDriver =
+      static_cast<CFWL_NoteDriver*>(GetOwnerApp()->GetNoteDriver());
+  CFWL_WidgetMgr* widgetMgr = CFWL_WidgetMgr::GetInstance();
+  noteDriver->NotifyTargetHide(this);
+  IFWL_Widget* child = widgetMgr->GetFirstChildWidget(this);
+  while (child) {
+    noteDriver->NotifyTargetHide(child);
+    NotifyHideChildWidget(widgetMgr, child, noteDriver);
+    child = widgetMgr->GetNextSiblingWidget(child);
+  }
+  return;
+}
+
+FWL_Error IFWL_Widget::Update() {
+  return FWL_Error::Succeeded;
+}
+
+FWL_Error IFWL_Widget::LockUpdate() {
+  m_iLock++;
+  return FWL_Error::Succeeded;
+}
+
+FWL_Error IFWL_Widget::UnlockUpdate() {
+  if (IsLocked()) {
+    m_iLock--;
+  }
+  return FWL_Error::Succeeded;
+}
+
+FWL_WidgetHit IFWL_Widget::HitTest(FX_FLOAT fx, FX_FLOAT fy) {
+  CFX_RectF rtClient;
+  GetClientRect(rtClient);
+  if (rtClient.Contains(fx, fy))
+    return FWL_WidgetHit::Client;
+  if (HasEdge()) {
+    CFX_RectF rtEdge;
+    GetEdgeRect(rtEdge);
+    if (rtEdge.Contains(fx, fy))
+      return FWL_WidgetHit::Edge;
+  }
+  if (HasBorder()) {
+    CFX_RectF rtRelative;
+    GetRelativeRect(rtRelative);
+    if (rtRelative.Contains(fx, fy))
+      return FWL_WidgetHit::Border;
+  }
+  return FWL_WidgetHit::Unknown;
+}
+
+FWL_Error IFWL_Widget::TransformTo(IFWL_Widget* pWidget,
+                                   FX_FLOAT& fx,
+                                   FX_FLOAT& fy) {
+  if (m_pWidgetMgr->IsFormDisabled()) {
+    CFX_SizeF szOffset;
+    if (IsParent(pWidget)) {
+      szOffset = GetOffsetFromParent(pWidget);
+    } else {
+      szOffset = pWidget->GetOffsetFromParent(this);
+      szOffset.x = -szOffset.x;
+      szOffset.y = -szOffset.y;
+    }
+    fx += szOffset.x;
+    fy += szOffset.y;
+    return FWL_Error::Succeeded;
+  }
+  CFX_RectF r;
+  CFX_Matrix m;
+  IFWL_Widget* parent = GetParent();
+  if (parent) {
+    GetWidgetRect(r);
+    fx += r.left;
+    fy += r.top;
+    GetMatrix(m, TRUE);
+    m.TransformPoint(fx, fy);
+  }
+  IFWL_Widget* form1 = m_pWidgetMgr->GetSystemFormWidget(this);
+  if (!form1)
+    return FWL_Error::Indefinite;
+  if (!pWidget) {
+    form1->GetWidgetRect(r);
+    fx += r.left;
+    fy += r.top;
+    return FWL_Error::Succeeded;
+  }
+  IFWL_Widget* form2 = m_pWidgetMgr->GetSystemFormWidget(pWidget);
+  if (!form2)
+    return FWL_Error::Indefinite;
+  if (form1 != form2) {
+    form1->GetWidgetRect(r);
+    fx += r.left;
+    fy += r.top;
+    form2->GetWidgetRect(r);
+    fx -= r.left;
+    fy -= r.top;
+  }
+  parent = pWidget->GetParent();
+  if (parent) {
+    pWidget->GetMatrix(m, TRUE);
+    CFX_Matrix m1;
+    m1.SetIdentity();
+    m1.SetReverse(m);
+    m1.TransformPoint(fx, fy);
+    pWidget->GetWidgetRect(r);
+    fx -= r.left;
+    fy -= r.top;
+  }
+  return FWL_Error::Succeeded;
+}
+
+FWL_Error IFWL_Widget::TransformTo(IFWL_Widget* pWidget, CFX_RectF& rt) {
+  return TransformTo(pWidget, rt.left, rt.top);
+}
+
+FWL_Error IFWL_Widget::GetMatrix(CFX_Matrix& matrix, FX_BOOL bGlobal) {
+  if (!m_pProperties)
+    return FWL_Error::Indefinite;
+  if (bGlobal) {
+    IFWL_Widget* parent = GetParent();
+    CFX_ArrayTemplate<IFWL_Widget*> parents;
+    while (parent) {
+      parents.Add(parent);
+      parent = parent->GetParent();
+    }
+    matrix.SetIdentity();
+    CFX_Matrix ctmOnParent;
+    CFX_RectF rect;
+    int32_t count = parents.GetSize();
+    for (int32_t i = count - 2; i >= 0; i--) {
+      parent = parents.GetAt(i);
+      parent->GetMatrix(ctmOnParent, FALSE);
+      parent->GetWidgetRect(rect);
+      matrix.Concat(ctmOnParent, TRUE);
+      matrix.Translate(rect.left, rect.top, TRUE);
+    }
+    matrix.Concat(m_pProperties->m_ctmOnParent, TRUE);
+    parents.RemoveAll();
+  } else {
+    matrix = m_pProperties->m_ctmOnParent;
+  }
+  return FWL_Error::Succeeded;
+}
+
+FWL_Error IFWL_Widget::SetMatrix(const CFX_Matrix& matrix) {
+  if (!m_pProperties)
+    return FWL_Error::Indefinite;
+  IFWL_Widget* parent = GetParent();
+  if (!parent) {
+    return FWL_Error::Indefinite;
+  }
+  m_pProperties->m_ctmOnParent = matrix;
+  return FWL_Error::Succeeded;
+}
+
+FWL_Error IFWL_Widget::DrawWidget(CFX_Graphics* pGraphics,
+                                  const CFX_Matrix* pMatrix) {
+  return FWL_Error::Indefinite;
+}
+
+IFWL_ThemeProvider* IFWL_Widget::GetThemeProvider() {
+  return m_pProperties->m_pThemeProvider;
+}
+FWL_Error IFWL_Widget::SetThemeProvider(IFWL_ThemeProvider* pThemeProvider) {
+  m_pProperties->m_pThemeProvider = pThemeProvider;
+  return FWL_Error::Succeeded;
+}
+
+IFWL_WidgetDelegate* IFWL_Widget::SetDelegate(IFWL_WidgetDelegate* pDelegate) {
+  if (!m_pCurDelegate) {
+    m_pCurDelegate = m_pDelegate;
+  }
+  if (!pDelegate) {
+    return m_pCurDelegate;
+  }
+  IFWL_WidgetDelegate* pOldDelegate = m_pCurDelegate;
+  m_pCurDelegate = pDelegate;
+  return pOldDelegate;
+}
+
+IFWL_App* IFWL_Widget::GetOwnerApp() const {
+  return m_pOwnerApp;
+}
+
+FWL_Error IFWL_Widget::SetOwnerApp(IFWL_App* pOwnerApp) {
+  m_pOwnerApp = pOwnerApp;
+  return FWL_Error::Succeeded;
+}
+
+uint32_t IFWL_Widget::GetEventKey() const {
+  return m_nEventKey;
+}
+
+void IFWL_Widget::SetEventKey(uint32_t key) {
+  m_nEventKey = key;
+}
+
+void* IFWL_Widget::GetLayoutItem() const {
+  return m_pLayoutItem;
+}
+
+void IFWL_Widget::SetLayoutItem(void* pItem) {
+  m_pLayoutItem = pItem;
+}
+
+CFWL_Widget* IFWL_Widget::GetAssociateWidget() const {
+  return m_pAssociate;
+}
+
+void IFWL_Widget::SetAssociateWidget(CFWL_Widget* pAssociate) {
+  m_pAssociate = pAssociate;
+}
+
+IFWL_Widget::IFWL_Widget(const CFWL_WidgetImpProperties& properties,
+                         IFWL_Widget* pOuter)
+    : m_pWidgetMgr(CFWL_WidgetMgr::GetInstance()),
+      m_pProperties(new CFWL_WidgetImpProperties(properties)),
+      m_pDelegate(nullptr),
+      m_pCurDelegate(nullptr),
+      m_pOuter(pOuter),
+      m_pLayoutItem(nullptr),
+      m_pAssociate(nullptr),
+      m_iLock(0),
+      m_nEventKey(0) {
+  ASSERT(m_pWidgetMgr);
+}
+
+IFWL_Widget::~IFWL_Widget() {}
+
+FX_BOOL IFWL_Widget::IsEnabled() const {
+  return (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) == 0;
+}
+
+FX_BOOL IFWL_Widget::IsVisible() const {
+  return (m_pProperties->m_dwStates & FWL_WGTSTATE_Invisible) == 0;
+}
+
+FX_BOOL IFWL_Widget::IsActive() const {
+  return (m_pProperties->m_dwStates & FWL_WGTSTATE_Deactivated) == 0;
+}
+
+FX_BOOL IFWL_Widget::IsOverLapper() const {
+  return (m_pProperties->m_dwStyles & FWL_WGTSTYLE_WindowTypeMask) ==
+         FWL_WGTSTYLE_OverLapper;
+}
+
+FX_BOOL IFWL_Widget::IsPopup() const {
+  return !!(m_pProperties->m_dwStyles & FWL_WGTSTYLE_Popup);
+}
+
+FX_BOOL IFWL_Widget::IsChild() const {
+  return !!(m_pProperties->m_dwStyles & FWL_WGTSTYLE_Child);
+}
+
+FX_BOOL IFWL_Widget::IsLocked() const {
+  return m_iLock > 0;
+}
+
+FX_BOOL IFWL_Widget::IsOffscreen() const {
+  return !!(m_pProperties->m_dwStyles & FWL_WGTSTYLE_Offscreen);
+}
+
+FX_BOOL IFWL_Widget::HasBorder() const {
+  return !!(m_pProperties->m_dwStyles & FWL_WGTSTYLE_Border);
+}
+
+FX_BOOL IFWL_Widget::HasEdge() const {
+  return !!(m_pProperties->m_dwStyles & FWL_WGTSTYLE_EdgeMask);
+}
+
+void IFWL_Widget::GetEdgeRect(CFX_RectF& rtEdge) {
+  rtEdge = m_pProperties->m_rtWidget;
+  rtEdge.left = rtEdge.top = 0;
+  if (HasBorder()) {
+    FX_FLOAT fCX = GetBorderSize();
+    FX_FLOAT fCY = GetBorderSize(FALSE);
+    rtEdge.Deflate(fCX, fCY);
+  }
+}
+
+FX_FLOAT IFWL_Widget::GetBorderSize(FX_BOOL bCX) {
+  FX_FLOAT* pfBorder = static_cast<FX_FLOAT*>(GetThemeCapacity(
+      bCX ? CFWL_WidgetCapacity::CXBorder : CFWL_WidgetCapacity::CYBorder));
+  if (!pfBorder)
+    return 0;
+  return *pfBorder;
+}
+
+FX_FLOAT IFWL_Widget::GetEdgeWidth() {
+  CFWL_WidgetCapacity dwCapacity = CFWL_WidgetCapacity::None;
+  switch (m_pProperties->m_dwStyles & FWL_WGTSTYLE_EdgeMask) {
+    case FWL_WGTSTYLE_EdgeFlat: {
+      dwCapacity = CFWL_WidgetCapacity::EdgeFlat;
+      break;
+    }
+    case FWL_WGTSTYLE_EdgeRaised: {
+      dwCapacity = CFWL_WidgetCapacity::EdgeRaised;
+      break;
+    }
+    case FWL_WGTSTYLE_EdgeSunken: {
+      dwCapacity = CFWL_WidgetCapacity::EdgeSunken;
+      break;
+    }
+  }
+  if (dwCapacity != CFWL_WidgetCapacity::None) {
+    FX_FLOAT* fRet = static_cast<FX_FLOAT*>(GetThemeCapacity(dwCapacity));
+    return fRet ? *fRet : 0;
+  }
+  return 0;
+}
+
+void IFWL_Widget::GetRelativeRect(CFX_RectF& rect) {
+  rect = m_pProperties->m_rtWidget;
+  rect.left = rect.top = 0;
+}
+
+void* IFWL_Widget::GetThemeCapacity(CFWL_WidgetCapacity dwCapacity) {
+  IFWL_ThemeProvider* pTheme = GetAvailableTheme();
+  if (!pTheme)
+    return nullptr;
+  CFWL_ThemePart part;
+  part.m_pWidget = this;
+  return pTheme->GetCapacity(&part, dwCapacity);
+}
+
+IFWL_ThemeProvider* IFWL_Widget::GetAvailableTheme() {
+  if (m_pProperties->m_pThemeProvider) {
+    return m_pProperties->m_pThemeProvider;
+  }
+  IFWL_Widget* pUp = this;
+  do {
+    pUp = (pUp->GetStyles() & FWL_WGTSTYLE_Popup)
+              ? m_pWidgetMgr->GetOwnerWidget(pUp)
+              : m_pWidgetMgr->GetParentWidget(pUp);
+    if (pUp) {
+      IFWL_ThemeProvider* pRet = pUp->GetThemeProvider();
+      if (pRet)
+        return pRet;
+    }
+  } while (pUp);
+  return nullptr;
+}
+
+IFWL_Widget* IFWL_Widget::GetRootOuter() {
+  IFWL_Widget* pRet = m_pOuter;
+  if (!pRet)
+    return nullptr;
+  while (IFWL_Widget* pOuter = pRet->GetOuter()) {
+    pRet = pOuter;
+  }
+  return pRet;
+}
+
+#define FWL_WGT_CalcHeight 2048
+#define FWL_WGT_CalcWidth 2048
+#define FWL_WGT_CalcMultiLineDefWidth 120.0f
+
+CFX_SizeF IFWL_Widget::CalcTextSize(const CFX_WideString& wsText,
+                                    IFWL_ThemeProvider* pTheme,
+                                    FX_BOOL bMultiLine,
+                                    int32_t iLineWidth) {
+  if (!pTheme)
+    return CFX_SizeF();
+
+  CFWL_ThemeText calPart;
+  calPart.m_pWidget = this;
+  calPart.m_wsText = wsText;
+  calPart.m_dwTTOStyles =
+      bMultiLine ? FDE_TTOSTYLE_LineWrap : FDE_TTOSTYLE_SingleLine;
+  calPart.m_iTTOAlign = FDE_TTOALIGNMENT_TopLeft;
+  CFX_RectF rect;
+  FX_FLOAT fWidth = bMultiLine
+                        ? (iLineWidth > 0 ? (FX_FLOAT)iLineWidth
+                                          : FWL_WGT_CalcMultiLineDefWidth)
+                        : FWL_WGT_CalcWidth;
+  rect.Set(0, 0, fWidth, FWL_WGT_CalcHeight);
+  pTheme->CalcTextRect(&calPart, rect);
+  return CFX_SizeF(rect.width, rect.height);
+}
+
+void IFWL_Widget::CalcTextRect(const CFX_WideString& wsText,
+                               IFWL_ThemeProvider* pTheme,
+                               uint32_t dwTTOStyles,
+                               int32_t iTTOAlign,
+                               CFX_RectF& rect) {
+  CFWL_ThemeText calPart;
+  calPart.m_pWidget = this;
+  calPart.m_wsText = wsText;
+  calPart.m_dwTTOStyles = dwTTOStyles;
+  calPart.m_iTTOAlign = iTTOAlign;
+  pTheme->CalcTextRect(&calPart, rect);
+}
+
+void IFWL_Widget::SetFocus(FX_BOOL bFocus) {
+  if (m_pWidgetMgr->IsFormDisabled())
+    return;
+
+  IFWL_App* pApp = GetOwnerApp();
+  if (!pApp)
+    return;
+
+  CFWL_NoteDriver* pDriver =
+      static_cast<CFWL_NoteDriver*>(pApp->GetNoteDriver());
+  if (!pDriver)
+    return;
+
+  IFWL_Widget* curFocus = pDriver->GetFocus();
+  if (bFocus && curFocus != this) {
+    pDriver->SetFocus(this);
+  } else if (!bFocus && curFocus == this) {
+    pDriver->SetFocus(nullptr);
+  }
+}
+
+void IFWL_Widget::SetGrab(FX_BOOL bSet) {
+  IFWL_App* pApp = GetOwnerApp();
+  if (!pApp)
+    return;
+  CFWL_NoteDriver* pDriver =
+      static_cast<CFWL_NoteDriver*>(pApp->GetNoteDriver());
+  pDriver->SetGrab(this, bSet);
+}
+
+FX_BOOL IFWL_Widget::GetPopupPos(FX_FLOAT fMinHeight,
+                                 FX_FLOAT fMaxHeight,
+                                 const CFX_RectF& rtAnchor,
+                                 CFX_RectF& rtPopup) {
+  if (GetClassID() == FWL_Type::ComboBox) {
+    if (m_pWidgetMgr->IsFormDisabled()) {
+      return m_pWidgetMgr->GetAdapterPopupPos(this, fMinHeight, fMaxHeight,
+                                              rtAnchor, rtPopup);
+    }
+    return GetPopupPosComboBox(fMinHeight, fMaxHeight, rtAnchor, rtPopup);
+  }
+  if (GetClassID() == FWL_Type::DateTimePicker &&
+      m_pWidgetMgr->IsFormDisabled()) {
+    return m_pWidgetMgr->GetAdapterPopupPos(this, fMinHeight, fMaxHeight,
+                                            rtAnchor, rtPopup);
+  }
+  return GetPopupPosGeneral(fMinHeight, fMaxHeight, rtAnchor, rtPopup);
+}
+
+FX_BOOL IFWL_Widget::GetPopupPosMenu(FX_FLOAT fMinHeight,
+                                     FX_FLOAT fMaxHeight,
+                                     const CFX_RectF& rtAnchor,
+                                     CFX_RectF& rtPopup) {
+  FX_FLOAT fx = 0;
+  FX_FLOAT fy = 0;
+  FX_FLOAT fScreenWidth = 0;
+  FX_FLOAT fScreenHeight = 0;
+  GetScreenSize(fScreenWidth, fScreenHeight);
+  if (GetStylesEx() & FWL_STYLEEXT_MNU_Vert) {
+    FX_BOOL bLeft = m_pProperties->m_rtWidget.left < 0;
+    FX_FLOAT fRight = rtAnchor.right() + rtPopup.width;
+    TransformTo(nullptr, fx, fy);
+    if (fRight + fx > fScreenWidth || bLeft) {
+      rtPopup.Set(rtAnchor.left - rtPopup.width, rtAnchor.top, rtPopup.width,
+                  rtPopup.height);
+    } else {
+      rtPopup.Set(rtAnchor.right(), rtAnchor.top, rtPopup.width,
+                  rtPopup.height);
+    }
+  } else {
+    FX_FLOAT fBottom = rtAnchor.bottom() + rtPopup.height;
+    TransformTo(nullptr, fx, fy);
+    if (fBottom + fy > fScreenHeight) {
+      rtPopup.Set(rtAnchor.left, rtAnchor.top - rtPopup.height, rtPopup.width,
+                  rtPopup.height);
+    } else {
+      rtPopup.Set(rtAnchor.left, rtAnchor.bottom(), rtPopup.width,
+                  rtPopup.height);
+    }
+  }
+  rtPopup.Offset(fx, fy);
+  return TRUE;
+}
+
+FX_BOOL IFWL_Widget::GetPopupPosComboBox(FX_FLOAT fMinHeight,
+                                         FX_FLOAT fMaxHeight,
+                                         const CFX_RectF& rtAnchor,
+                                         CFX_RectF& rtPopup) {
+  FX_FLOAT fx = 0;
+  FX_FLOAT fy = 0;
+  FX_FLOAT fScreenWidth = 0;
+  FX_FLOAT fScreenHeight = 0;
+  GetScreenSize(fScreenWidth, fScreenHeight);
+  FX_FLOAT fPopHeight = rtPopup.height;
+  if (rtPopup.height > fMaxHeight) {
+    fPopHeight = fMaxHeight;
+  } else if (rtPopup.height < fMinHeight) {
+    fPopHeight = fMinHeight;
+  }
+  FX_FLOAT fWidth = std::max(rtAnchor.width, rtPopup.width);
+  FX_FLOAT fBottom = rtAnchor.bottom() + fPopHeight;
+  TransformTo(nullptr, fx, fy);
+  if (fBottom + fy > fScreenHeight) {
+    rtPopup.Set(rtAnchor.left, rtAnchor.top - fPopHeight, fWidth, fPopHeight);
+  } else {
+    rtPopup.Set(rtAnchor.left, rtAnchor.bottom(), fWidth, fPopHeight);
+  }
+  rtPopup.Offset(fx, fy);
+  return TRUE;
+}
+
+FX_BOOL IFWL_Widget::GetPopupPosGeneral(FX_FLOAT fMinHeight,
+                                        FX_FLOAT fMaxHeight,
+                                        const CFX_RectF& rtAnchor,
+                                        CFX_RectF& rtPopup) {
+  FX_FLOAT fx = 0;
+  FX_FLOAT fy = 0;
+  FX_FLOAT fScreenWidth = 0;
+  FX_FLOAT fScreenHeight = 0;
+  GetScreenSize(fScreenWidth, fScreenHeight);
+  TransformTo(nullptr, fx, fy);
+  if (rtAnchor.bottom() + fy > fScreenHeight) {
+    rtPopup.Set(rtAnchor.left, rtAnchor.top - rtPopup.height, rtPopup.width,
+                rtPopup.height);
+  } else {
+    rtPopup.Set(rtAnchor.left, rtAnchor.bottom(), rtPopup.width,
+                rtPopup.height);
+  }
+  rtPopup.Offset(fx, fy);
+  return TRUE;
+}
+
+FX_BOOL IFWL_Widget::GetScreenSize(FX_FLOAT& fx, FX_FLOAT& fy) {
+  return FALSE;
+}
+
+void IFWL_Widget::RegisterEventTarget(IFWL_Widget* pEventSource,
+                                      uint32_t dwFilter) {
+  IFWL_App* pApp = GetOwnerApp();
+  if (!pApp)
+    return;
+
+  CFWL_NoteDriver* pNoteDriver = pApp->GetNoteDriver();
+  if (!pNoteDriver)
+    return;
+
+  pNoteDriver->RegisterEventTarget(this, pEventSource, dwFilter);
+}
+
+void IFWL_Widget::UnregisterEventTarget() {
+  IFWL_App* pApp = GetOwnerApp();
+  if (!pApp)
+    return;
+
+  CFWL_NoteDriver* pNoteDriver = pApp->GetNoteDriver();
+  if (!pNoteDriver)
+    return;
+
+  pNoteDriver->UnregisterEventTarget(this);
+}
+
+void IFWL_Widget::DispatchKeyEvent(CFWL_MsgKey* pNote) {
+  if (!pNote)
+    return;
+  CFWL_EvtKey* pEvent = new CFWL_EvtKey;
+  pEvent->m_pSrcTarget = this;
+  pEvent->m_dwCmd = pNote->m_dwCmd;
+  pEvent->m_dwKeyCode = pNote->m_dwKeyCode;
+  pEvent->m_dwFlags = pNote->m_dwFlags;
+  DispatchEvent(pEvent);
+  pEvent->Release();
+}
+
+void IFWL_Widget::DispatchEvent(CFWL_Event* pEvent) {
+  if (m_pOuter) {
+    IFWL_WidgetDelegate* pDelegate = m_pOuter->SetDelegate(nullptr);
+    pDelegate->OnProcessEvent(pEvent);
+    return;
+  }
+  IFWL_App* pApp = GetOwnerApp();
+  if (!pApp)
+    return;
+  CFWL_NoteDriver* pNoteDriver = pApp->GetNoteDriver();
+  if (!pNoteDriver)
+    return;
+  pNoteDriver->SendEvent(pEvent);
+}
+
+void IFWL_Widget::Repaint(const CFX_RectF* pRect) {
+  if (pRect) {
+    m_pWidgetMgr->RepaintWidget(this, pRect);
+    return;
+  }
+  CFX_RectF rect;
+  rect = m_pProperties->m_rtWidget;
+  rect.left = rect.top = 0;
+  m_pWidgetMgr->RepaintWidget(this, &rect);
+}
+
+void IFWL_Widget::DrawBackground(CFX_Graphics* pGraphics,
+                                 CFWL_Part iPartBk,
+                                 IFWL_ThemeProvider* pTheme,
+                                 const CFX_Matrix* pMatrix) {
+  CFX_RectF rtRelative;
+  GetRelativeRect(rtRelative);
+  CFWL_ThemeBackground param;
+  param.m_pWidget = this;
+  param.m_iPart = iPartBk;
+  param.m_pGraphics = pGraphics;
+  if (pMatrix) {
+    param.m_matrix.Concat(*pMatrix, TRUE);
+  }
+  param.m_rtPart = rtRelative;
+  pTheme->DrawBackground(&param);
+}
+
+void IFWL_Widget::DrawBorder(CFX_Graphics* pGraphics,
+                             CFWL_Part iPartBorder,
+                             IFWL_ThemeProvider* pTheme,
+                             const CFX_Matrix* pMatrix) {
+  CFX_RectF rtRelative;
+  GetRelativeRect(rtRelative);
+  CFWL_ThemeBackground param;
+  param.m_pWidget = this;
+  param.m_iPart = iPartBorder;
+  param.m_pGraphics = pGraphics;
+  if (pMatrix) {
+    param.m_matrix.Concat(*pMatrix, TRUE);
+  }
+  param.m_rtPart = rtRelative;
+  pTheme->DrawBackground(&param);
+}
+
+void IFWL_Widget::DrawEdge(CFX_Graphics* pGraphics,
+                           CFWL_Part iPartEdge,
+                           IFWL_ThemeProvider* pTheme,
+                           const CFX_Matrix* pMatrix) {
+  CFX_RectF rtEdge;
+  GetEdgeRect(rtEdge);
+  CFWL_ThemeBackground param;
+  param.m_pWidget = this;
+  param.m_iPart = iPartEdge;
+  param.m_pGraphics = pGraphics;
+  if (pMatrix) {
+    param.m_matrix.Concat(*pMatrix, TRUE);
+  }
+  param.m_rtPart = rtEdge;
+  pTheme->DrawBackground(&param);
+}
+
+void IFWL_Widget::NotifyDriver() {
+  IFWL_App* pApp = GetOwnerApp();
+  if (!pApp)
+    return;
+
+  CFWL_NoteDriver* pDriver =
+      static_cast<CFWL_NoteDriver*>(pApp->GetNoteDriver());
+  if (!pDriver)
+    return;
+
+  pDriver->NotifyTargetDestroy(this);
+}
+
+CFX_SizeF IFWL_Widget::GetOffsetFromParent(IFWL_Widget* pParent) {
+  if (pParent == this)
+    return CFX_SizeF();
+
+  CFWL_WidgetMgr* pWidgetMgr = CFWL_WidgetMgr::GetInstance();
+  if (!pWidgetMgr)
+    return CFX_SizeF();
+
+  CFX_SizeF szRet(m_pProperties->m_rtWidget.left,
+                  m_pProperties->m_rtWidget.top);
+
+  IFWL_Widget* pDstWidget = GetParent();
+  while (pDstWidget && pDstWidget != pParent) {
+    CFX_RectF rtDst;
+    pDstWidget->GetWidgetRect(rtDst);
+    szRet += CFX_SizeF(rtDst.left, rtDst.top);
+    pDstWidget = pWidgetMgr->GetParentWidget(pDstWidget);
+  }
+  return szRet;
+}
+
+FX_BOOL IFWL_Widget::IsParent(IFWL_Widget* pParent) {
+  IFWL_Widget* pUpWidget = GetParent();
+  while (pUpWidget) {
+    if (pUpWidget == pParent)
+      return TRUE;
+    pUpWidget = pUpWidget->GetParent();
+  }
+  return FALSE;
+}
+
+CFWL_WidgetImpDelegate::CFWL_WidgetImpDelegate() {}
+
+void CFWL_WidgetImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
+  if (!pMessage->m_pDstTarget)
+    return;
+
+  IFWL_Widget* pWidget = pMessage->m_pDstTarget;
+  CFWL_MessageType dwMsgCode = pMessage->GetClassID();
+  switch (dwMsgCode) {
+    case CFWL_MessageType::Mouse: {
+      CFWL_MsgMouse* pMsgMouse = static_cast<CFWL_MsgMouse*>(pMessage);
+      CFWL_EvtMouse evt;
+      evt.m_pSrcTarget = pWidget;
+      evt.m_pDstTarget = pWidget;
+      evt.m_dwCmd = pMsgMouse->m_dwCmd;
+      evt.m_dwFlags = pMsgMouse->m_dwFlags;
+      evt.m_fx = pMsgMouse->m_fx;
+      evt.m_fy = pMsgMouse->m_fy;
+      pWidget->DispatchEvent(&evt);
+      break;
+    }
+    case CFWL_MessageType::MouseWheel: {
+      CFWL_MsgMouseWheel* pMsgMouseWheel =
+          static_cast<CFWL_MsgMouseWheel*>(pMessage);
+      CFWL_EvtMouseWheel evt;
+      evt.m_pSrcTarget = pWidget;
+      evt.m_pDstTarget = pWidget;
+      evt.m_dwFlags = pMsgMouseWheel->m_dwFlags;
+      evt.m_fDeltaX = pMsgMouseWheel->m_fDeltaX;
+      evt.m_fDeltaY = pMsgMouseWheel->m_fDeltaY;
+      evt.m_fx = pMsgMouseWheel->m_fx;
+      evt.m_fy = pMsgMouseWheel->m_fy;
+      pWidget->DispatchEvent(&evt);
+      break;
+    }
+    case CFWL_MessageType::Key: {
+      CFWL_MsgKey* pMsgKey = static_cast<CFWL_MsgKey*>(pMessage);
+      CFWL_EvtKey evt;
+      evt.m_pSrcTarget = pWidget;
+      evt.m_pDstTarget = pWidget;
+      evt.m_dwKeyCode = pMsgKey->m_dwKeyCode;
+      evt.m_dwFlags = pMsgKey->m_dwFlags;
+      evt.m_dwCmd = pMsgKey->m_dwCmd;
+      pWidget->DispatchEvent(&evt);
+      break;
+    }
+    case CFWL_MessageType::SetFocus: {
+      CFWL_MsgSetFocus* pMsgSetFocus = static_cast<CFWL_MsgSetFocus*>(pMessage);
+      CFWL_EvtSetFocus evt;
+      evt.m_pSrcTarget = pMsgSetFocus->m_pDstTarget;
+      evt.m_pDstTarget = pMsgSetFocus->m_pDstTarget;
+      evt.m_pSetFocus = pWidget;
+      pWidget->DispatchEvent(&evt);
+      break;
+    }
+    case CFWL_MessageType::KillFocus: {
+      CFWL_MsgKillFocus* pMsgKillFocus =
+          static_cast<CFWL_MsgKillFocus*>(pMessage);
+      CFWL_EvtKillFocus evt;
+      evt.m_pSrcTarget = pMsgKillFocus->m_pDstTarget;
+      evt.m_pDstTarget = pMsgKillFocus->m_pDstTarget;
+      evt.m_pKillFocus = pWidget;
+      pWidget->DispatchEvent(&evt);
+      break;
+    }
+    default:
+      break;
+  }
+}
+
+void CFWL_WidgetImpDelegate::OnProcessEvent(CFWL_Event* pEvent) {}
+
+void CFWL_WidgetImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics,
+                                          const CFX_Matrix* pMatrix) {
+  CFWL_EvtDraw evt;
+  evt.m_pGraphics = pGraphics;
+}