Make the I in IFormFiller explicit

Typically the I prefix means Interface, except for CFFL_IFormFiller where it
means Interactive. Rename CFFL_IFormFiller to CFFL_InteractiveFormFiller to
make the meaning explicit.

Review-Url: https://codereview.chromium.org/2357203003

1 files changed, 0 insertions, 1007 deletions

diff --git a/fpdfsdk/formfiller/cffl_iformfiller.cpp b/fpdfsdk/formfiller/cffl_iformfiller.cpp
deleted file mode 100644
index 83e91982cc..0000000000
--- a/fpdfsdk/formfiller/cffl_iformfiller.cpp
+++ /dev/null
@@ -1,1007 +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 "fpdfsdk/formfiller/cffl_iformfiller.h"
-
-#include "core/fpdfapi/fpdf_page/include/cpdf_page.h"
-#include "core/fpdfapi/fpdf_parser/include/cpdf_document.h"
-#include "core/fxge/include/cfx_graphstatedata.h"
-#include "core/fxge/include/cfx_pathdata.h"
-#include "core/fxge/include/cfx_renderdevice.h"
-#include "fpdfsdk/formfiller/cffl_checkbox.h"
-#include "fpdfsdk/formfiller/cffl_combobox.h"
-#include "fpdfsdk/formfiller/cffl_formfiller.h"
-#include "fpdfsdk/formfiller/cffl_listbox.h"
-#include "fpdfsdk/formfiller/cffl_pushbutton.h"
-#include "fpdfsdk/formfiller/cffl_radiobutton.h"
-#include "fpdfsdk/formfiller/cffl_textfield.h"
-#include "fpdfsdk/include/cpdfsdk_document.h"
-#include "fpdfsdk/include/cpdfsdk_environment.h"
-#include "fpdfsdk/include/cpdfsdk_interform.h"
-#include "fpdfsdk/include/cpdfsdk_pageview.h"
-#include "fpdfsdk/include/cpdfsdk_widget.h"
-#include "fpdfsdk/pdfwindow/PWL_Utils.h"
-
-#define FFL_MAXLISTBOXHEIGHT 140.0f
-
-CFFL_IFormFiller::CFFL_IFormFiller(CPDFSDK_Environment* pEnv)
-    : m_pEnv(pEnv), m_bNotifying(FALSE) {}
-
-CFFL_IFormFiller::~CFFL_IFormFiller() {}
-
-FX_BOOL CFFL_IFormFiller::Annot_HitTest(CPDFSDK_PageView* pPageView,
-                                        CPDFSDK_Annot* pAnnot,
-                                        CFX_FloatPoint point) {
-  CFX_FloatRect rc = pAnnot->GetRect();
-  return rc.Contains(point.x, point.y);
-}
-
-FX_RECT CFFL_IFormFiller::GetViewBBox(CPDFSDK_PageView* pPageView,
-                                      CPDFSDK_Annot* pAnnot) {
-  if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE))
-    return pFormFiller->GetViewBBox(pPageView, pAnnot);
-
-  ASSERT(pPageView);
-
-  CPDF_Annot* pPDFAnnot = pAnnot->GetPDFAnnot();
-  CFX_FloatRect rcWin = CPWL_Utils::InflateRect(pPDFAnnot->GetRect(), 1);
-  return rcWin.GetOuterRect();
-}
-
-void CFFL_IFormFiller::OnDraw(CPDFSDK_PageView* pPageView,
-                              CPDFSDK_Annot* pAnnot,
-                              CFX_RenderDevice* pDevice,
-                              CFX_Matrix* pUser2Device) {
-  ASSERT(pPageView);
-  CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot;
-
-  if (!IsVisible(pWidget))
-    return;
-
-  if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE)) {
-    if (pFormFiller->IsValid()) {
-      pFormFiller->OnDraw(pPageView, pAnnot, pDevice, pUser2Device);
-      pAnnot->GetPDFPage();
-
-      CPDFSDK_Document* pDocument = m_pEnv->GetSDKDocument();
-      if (pDocument->GetFocusAnnot() == pAnnot) {
-        CFX_FloatRect rcFocus = pFormFiller->GetFocusBox(pPageView);
-        if (!rcFocus.IsEmpty()) {
-          CFX_PathData path;
-          path.SetPointCount(5);
-          path.SetPoint(0, rcFocus.left, rcFocus.top, FXPT_MOVETO);
-          path.SetPoint(1, rcFocus.left, rcFocus.bottom, FXPT_LINETO);
-          path.SetPoint(2, rcFocus.right, rcFocus.bottom, FXPT_LINETO);
-          path.SetPoint(3, rcFocus.right, rcFocus.top, FXPT_LINETO);
-          path.SetPoint(4, rcFocus.left, rcFocus.top, FXPT_LINETO);
-
-          CFX_GraphStateData gsd;
-          gsd.SetDashCount(1);
-          gsd.m_DashArray[0] = 1.0f;
-          gsd.m_DashPhase = 0;
-          gsd.m_LineWidth = 1.0f;
-          pDevice->DrawPath(&path, pUser2Device, &gsd, 0,
-                            ArgbEncode(255, 0, 0, 0), FXFILL_ALTERNATE);
-        }
-      }
-      return;
-    }
-  }
-
-  if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE)) {
-    pFormFiller->OnDrawDeactive(pPageView, pAnnot, pDevice, pUser2Device);
-  } else {
-    pWidget->DrawAppearance(pDevice, pUser2Device, CPDF_Annot::Normal, nullptr);
-  }
-
-  if (!IsReadOnly(pWidget) && IsFillingAllowed(pWidget))
-    pWidget->DrawShadow(pDevice, pPageView);
-}
-
-void CFFL_IFormFiller::OnCreate(CPDFSDK_Annot* pAnnot) {
-  if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE)) {
-    pFormFiller->OnCreate(pAnnot);
-  }
-}
-
-void CFFL_IFormFiller::OnLoad(CPDFSDK_Annot* pAnnot) {
-  if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE)) {
-    pFormFiller->OnLoad(pAnnot);
-  }
-}
-
-void CFFL_IFormFiller::OnDelete(CPDFSDK_Annot* pAnnot) {
-  if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE)) {
-    pFormFiller->OnDelete(pAnnot);
-  }
-
-  UnRegisterFormFiller(pAnnot);
-}
-
-void CFFL_IFormFiller::OnMouseEnter(CPDFSDK_PageView* pPageView,
-                                    CPDFSDK_Annot* pAnnot,
-                                    uint32_t nFlag) {
-  ASSERT(pAnnot->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET);
-
-  if (!m_bNotifying) {
-    CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot;
-    if (pWidget->GetAAction(CPDF_AAction::CursorEnter).GetDict()) {
-      m_bNotifying = TRUE;
-
-      int nValueAge = pWidget->GetValueAge();
-
-      pWidget->ClearAppModified();
-
-      ASSERT(pPageView);
-
-      PDFSDK_FieldAction fa;
-      fa.bModifier = m_pEnv->IsCTRLKeyDown(nFlag);
-      fa.bShift = m_pEnv->IsSHIFTKeyDown(nFlag);
-      pWidget->OnAAction(CPDF_AAction::CursorEnter, fa, pPageView);
-      m_bNotifying = FALSE;
-
-      if (pWidget->IsAppModified()) {
-        if (CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, FALSE)) {
-          pFormFiller->ResetPDFWindow(pPageView,
-                                      pWidget->GetValueAge() == nValueAge);
-        }
-      }
-    }
-  }
-
-  if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, TRUE)) {
-    pFormFiller->OnMouseEnter(pPageView, pAnnot);
-  }
-}
-
-void CFFL_IFormFiller::OnMouseExit(CPDFSDK_PageView* pPageView,
-                                   CPDFSDK_Annot* pAnnot,
-                                   uint32_t nFlag) {
-  ASSERT(pAnnot->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET);
-
-  if (!m_bNotifying) {
-    CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot;
-    if (pWidget->GetAAction(CPDF_AAction::CursorExit).GetDict()) {
-      m_bNotifying = TRUE;
-      pWidget->GetAppearanceAge();
-      int nValueAge = pWidget->GetValueAge();
-      pWidget->ClearAppModified();
-
-      ASSERT(pPageView);
-
-      PDFSDK_FieldAction fa;
-      fa.bModifier = m_pEnv->IsCTRLKeyDown(nFlag);
-      fa.bShift = m_pEnv->IsSHIFTKeyDown(nFlag);
-
-      pWidget->OnAAction(CPDF_AAction::CursorExit, fa, pPageView);
-      m_bNotifying = FALSE;
-
-      if (pWidget->IsAppModified()) {
-        if (CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, FALSE)) {
-          pFormFiller->ResetPDFWindow(pPageView,
-                                      nValueAge == pWidget->GetValueAge());
-        }
-      }
-    }
-  }
-
-  if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE)) {
-    pFormFiller->OnMouseExit(pPageView, pAnnot);
-  }
-}
-
-FX_BOOL CFFL_IFormFiller::OnLButtonDown(CPDFSDK_PageView* pPageView,
-                                        CPDFSDK_Annot* pAnnot,
-                                        uint32_t nFlags,
-                                        const CFX_FloatPoint& point) {
-  ASSERT(pAnnot->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET);
-
-  if (!m_bNotifying) {
-    CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot;
-    if (Annot_HitTest(pPageView, pAnnot, point) &&
-        pWidget->GetAAction(CPDF_AAction::ButtonDown).GetDict()) {
-      m_bNotifying = TRUE;
-      pWidget->GetAppearanceAge();
-      int nValueAge = pWidget->GetValueAge();
-      pWidget->ClearAppModified();
-
-      ASSERT(pPageView);
-
-      PDFSDK_FieldAction fa;
-      fa.bModifier = m_pEnv->IsCTRLKeyDown(nFlags);
-      fa.bShift = m_pEnv->IsSHIFTKeyDown(nFlags);
-      pWidget->OnAAction(CPDF_AAction::ButtonDown, fa, pPageView);
-      m_bNotifying = FALSE;
-
-      if (!IsValidAnnot(pPageView, pAnnot))
-        return TRUE;
-
-      if (pWidget->IsAppModified()) {
-        if (CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, FALSE)) {
-          pFormFiller->ResetPDFWindow(pPageView,
-                                      nValueAge == pWidget->GetValueAge());
-        }
-      }
-    }
-  }
-
-  if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE)) {
-    return pFormFiller->OnLButtonDown(pPageView, pAnnot, nFlags, point);
-  }
-
-  return FALSE;
-}
-
-FX_BOOL CFFL_IFormFiller::OnLButtonUp(CPDFSDK_PageView* pPageView,
-                                      CPDFSDK_Annot* pAnnot,
-                                      uint32_t nFlags,
-                                      const CFX_FloatPoint& point) {
-  ASSERT(pAnnot->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET);
-  CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot;
-  CPDFSDK_Document* pDocument = m_pEnv->GetSDKDocument();
-
-  switch (pWidget->GetFieldType()) {
-    case FIELDTYPE_PUSHBUTTON:
-    case FIELDTYPE_CHECKBOX:
-    case FIELDTYPE_RADIOBUTTON:
-      if (GetViewBBox(pPageView, pAnnot).Contains((int)point.x, (int)point.y))
-        pDocument->SetFocusAnnot(pAnnot);
-      break;
-    default:
-      pDocument->SetFocusAnnot(pAnnot);
-      break;
-  }
-
-  FX_BOOL bRet = FALSE;
-
-  if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE)) {
-    bRet = pFormFiller->OnLButtonUp(pPageView, pAnnot, nFlags, point);
-  }
-
-  if (pDocument->GetFocusAnnot() == pAnnot) {
-    FX_BOOL bExit = FALSE;
-    FX_BOOL bReset = FALSE;
-    OnButtonUp(pWidget, pPageView, bReset, bExit, nFlags);
-    if (bExit)
-      return TRUE;
-#ifdef PDF_ENABLE_XFA
-    OnClick(pWidget, pPageView, bReset, bExit, nFlags);
-    if (bExit)
-      return TRUE;
-#endif  // PDF_ENABLE_XFA
-  }
-  return bRet;
-}
-
-void CFFL_IFormFiller::OnButtonUp(CPDFSDK_Widget* pWidget,
-                                  CPDFSDK_PageView* pPageView,
-                                  FX_BOOL& bReset,
-                                  FX_BOOL& bExit,
-                                  uint32_t nFlag) {
-  ASSERT(pWidget);
-
-  if (!m_bNotifying) {
-    if (pWidget->GetAAction(CPDF_AAction::ButtonUp).GetDict()) {
-      m_bNotifying = TRUE;
-      int nAge = pWidget->GetAppearanceAge();
-      int nValueAge = pWidget->GetValueAge();
-
-      ASSERT(pPageView);
-
-      PDFSDK_FieldAction fa;
-      fa.bModifier = m_pEnv->IsCTRLKeyDown(nFlag);
-      fa.bShift = m_pEnv->IsSHIFTKeyDown(nFlag);
-
-      pWidget->OnAAction(CPDF_AAction::ButtonUp, fa, pPageView);
-      m_bNotifying = FALSE;
-
-      if (!IsValidAnnot(pPageView, pWidget)) {
-        bExit = TRUE;
-        return;
-      }
-
-      if (nAge != pWidget->GetAppearanceAge()) {
-        if (CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, FALSE)) {
-          pFormFiller->ResetPDFWindow(pPageView,
-                                      nValueAge == pWidget->GetValueAge());
-        }
-
-        bReset = TRUE;
-      }
-    }
-  }
-}
-
-FX_BOOL CFFL_IFormFiller::OnLButtonDblClk(CPDFSDK_PageView* pPageView,
-                                          CPDFSDK_Annot* pAnnot,
-                                          uint32_t nFlags,
-                                          const CFX_FloatPoint& point) {
-  ASSERT(pAnnot->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET);
-
-  if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE)) {
-    return pFormFiller->OnLButtonDblClk(pPageView, pAnnot, nFlags, point);
-  }
-
-  return FALSE;
-}
-
-FX_BOOL CFFL_IFormFiller::OnMouseMove(CPDFSDK_PageView* pPageView,
-                                      CPDFSDK_Annot* pAnnot,
-                                      uint32_t nFlags,
-                                      const CFX_FloatPoint& point) {
-  ASSERT(pAnnot->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET);
-
-  // change cursor
-  if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, TRUE)) {
-    return pFormFiller->OnMouseMove(pPageView, pAnnot, nFlags, point);
-  }
-
-  return FALSE;
-}
-
-FX_BOOL CFFL_IFormFiller::OnMouseWheel(CPDFSDK_PageView* pPageView,
-                                       CPDFSDK_Annot* pAnnot,
-                                       uint32_t nFlags,
-                                       short zDelta,
-                                       const CFX_FloatPoint& point) {
-  ASSERT(pAnnot->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET);
-
-  if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE)) {
-    return pFormFiller->OnMouseWheel(pPageView, pAnnot, nFlags, zDelta, point);
-  }
-
-  return FALSE;
-}
-
-FX_BOOL CFFL_IFormFiller::OnRButtonDown(CPDFSDK_PageView* pPageView,
-                                        CPDFSDK_Annot* pAnnot,
-                                        uint32_t nFlags,
-                                        const CFX_FloatPoint& point) {
-  ASSERT(pAnnot->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET);
-
-  if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE)) {
-    return pFormFiller->OnRButtonDown(pPageView, pAnnot, nFlags, point);
-  }
-
-  return FALSE;
-}
-
-FX_BOOL CFFL_IFormFiller::OnRButtonUp(CPDFSDK_PageView* pPageView,
-                                      CPDFSDK_Annot* pAnnot,
-                                      uint32_t nFlags,
-                                      const CFX_FloatPoint& point) {
-  ASSERT(pAnnot->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET);
-
-  if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE)) {
-    return pFormFiller->OnRButtonUp(pPageView, pAnnot, nFlags, point);
-  }
-
-  return FALSE;
-}
-
-FX_BOOL CFFL_IFormFiller::OnKeyDown(CPDFSDK_Annot* pAnnot,
-                                    uint32_t nKeyCode,
-                                    uint32_t nFlags) {
-  ASSERT(pAnnot->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET);
-
-  if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE)) {
-    return pFormFiller->OnKeyDown(pAnnot, nKeyCode, nFlags);
-  }
-
-  return FALSE;
-}
-
-FX_BOOL CFFL_IFormFiller::OnChar(CPDFSDK_Annot* pAnnot,
-                                 uint32_t nChar,
-                                 uint32_t nFlags) {
-  ASSERT(pAnnot->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET);
-  if (nChar == FWL_VKEY_Tab)
-    return TRUE;
-
-  if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE))
-    return pFormFiller->OnChar(pAnnot, nChar, nFlags);
-
-  return FALSE;
-}
-
-FX_BOOL CFFL_IFormFiller::OnSetFocus(CPDFSDK_Annot* pAnnot, uint32_t nFlag) {
-  if (!pAnnot)
-    return FALSE;
-
-  ASSERT(pAnnot->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET);
-
-  if (!m_bNotifying) {
-    CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot;
-    if (pWidget->GetAAction(CPDF_AAction::GetFocus).GetDict()) {
-      m_bNotifying = TRUE;
-      pWidget->GetAppearanceAge();
-
-      int nValueAge = pWidget->GetValueAge();
-      pWidget->ClearAppModified();
-
-      CPDFSDK_PageView* pPageView = pAnnot->GetPageView();
-      ASSERT(pPageView);
-
-      PDFSDK_FieldAction fa;
-      fa.bModifier = m_pEnv->IsCTRLKeyDown(nFlag);
-      fa.bShift = m_pEnv->IsSHIFTKeyDown(nFlag);
-
-      CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, TRUE);
-      if (!pFormFiller)
-        return FALSE;
-      pFormFiller->GetActionData(pPageView, CPDF_AAction::GetFocus, fa);
-      pWidget->OnAAction(CPDF_AAction::GetFocus, fa, pPageView);
-      m_bNotifying = FALSE;
-
-      if (pWidget->IsAppModified()) {
-        if (CFFL_FormFiller* pFiller = GetFormFiller(pWidget, FALSE)) {
-          pFiller->ResetPDFWindow(pPageView,
-                                  nValueAge == pWidget->GetValueAge());
-        }
-      }
-    }
-  }
-
-  if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, TRUE))
-    pFormFiller->SetFocusForAnnot(pAnnot, nFlag);
-
-  return TRUE;
-}
-
-FX_BOOL CFFL_IFormFiller::OnKillFocus(CPDFSDK_Annot* pAnnot, uint32_t nFlag) {
-  if (!pAnnot)
-    return FALSE;
-  ASSERT(pAnnot->GetPDFAnnot()->GetSubtype() == CPDF_Annot::Subtype::WIDGET);
-
-  if (CFFL_FormFiller* pFormFiller = GetFormFiller(pAnnot, FALSE)) {
-    pFormFiller->KillFocusForAnnot(pAnnot, nFlag);
-
-    if (!m_bNotifying) {
-      CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot;
-      if (pWidget->GetAAction(CPDF_AAction::LoseFocus).GetDict()) {
-        m_bNotifying = TRUE;
-        pWidget->ClearAppModified();
-
-        CPDFSDK_PageView* pPageView = pWidget->GetPageView();
-        ASSERT(pPageView);
-
-        PDFSDK_FieldAction fa;
-        fa.bModifier = m_pEnv->IsCTRLKeyDown(nFlag);
-        fa.bShift = m_pEnv->IsSHIFTKeyDown(nFlag);
-
-        pFormFiller->GetActionData(pPageView, CPDF_AAction::LoseFocus, fa);
-
-        pWidget->OnAAction(CPDF_AAction::LoseFocus, fa, pPageView);
-        m_bNotifying = FALSE;
-      }
-    }
-  }
-
-  return TRUE;
-}
-
-FX_BOOL CFFL_IFormFiller::IsVisible(CPDFSDK_Widget* pWidget) {
-  return pWidget->IsVisible();
-}
-
-FX_BOOL CFFL_IFormFiller::IsReadOnly(CPDFSDK_Widget* pWidget) {
-  int nFieldFlags = pWidget->GetFieldFlags();
-  return (nFieldFlags & FIELDFLAG_READONLY) == FIELDFLAG_READONLY;
-}
-
-FX_BOOL CFFL_IFormFiller::IsFillingAllowed(CPDFSDK_Widget* pWidget) {
-  if (pWidget->GetFieldType() == FIELDTYPE_PUSHBUTTON)
-    return TRUE;
-
-  CPDF_Page* pPage = pWidget->GetPDFPage();
-  CPDF_Document* pDocument = pPage->m_pDocument;
-  uint32_t dwPermissions = pDocument->GetUserPermissions();
-  return (dwPermissions & FPDFPERM_FILL_FORM) ||
-         (dwPermissions & FPDFPERM_ANNOT_FORM) ||
-         (dwPermissions & FPDFPERM_MODIFY);
-}
-
-CFFL_FormFiller* CFFL_IFormFiller::GetFormFiller(CPDFSDK_Annot* pAnnot,
-                                                 FX_BOOL bRegister) {
-  auto it = m_Maps.find(pAnnot);
-  if (it != m_Maps.end())
-    return it->second.get();
-
-  if (!bRegister)
-    return nullptr;
-
-  CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot;
-  int nFieldType = pWidget->GetFieldType();
-  CFFL_FormFiller* pFormFiller;
-  switch (nFieldType) {
-    case FIELDTYPE_PUSHBUTTON:
-      pFormFiller = new CFFL_PushButton(m_pEnv, pWidget);
-      break;
-    case FIELDTYPE_CHECKBOX:
-      pFormFiller = new CFFL_CheckBox(m_pEnv, pWidget);
-      break;
-    case FIELDTYPE_RADIOBUTTON:
-      pFormFiller = new CFFL_RadioButton(m_pEnv, pWidget);
-      break;
-    case FIELDTYPE_TEXTFIELD:
-      pFormFiller = new CFFL_TextField(m_pEnv, pWidget);
-      break;
-    case FIELDTYPE_LISTBOX:
-      pFormFiller = new CFFL_ListBox(m_pEnv, pWidget);
-      break;
-    case FIELDTYPE_COMBOBOX:
-      pFormFiller = new CFFL_ComboBox(m_pEnv, pWidget);
-      break;
-    case FIELDTYPE_UNKNOWN:
-    default:
-      pFormFiller = nullptr;
-      break;
-  }
-
-  if (!pFormFiller)
-    return nullptr;
-
-  m_Maps[pAnnot].reset(pFormFiller);
-  return pFormFiller;
-}
-
-void CFFL_IFormFiller::RemoveFormFiller(CPDFSDK_Annot* pAnnot) {
-  if (pAnnot) {
-    UnRegisterFormFiller(pAnnot);
-  }
-}
-
-void CFFL_IFormFiller::UnRegisterFormFiller(CPDFSDK_Annot* pAnnot) {
-  auto it = m_Maps.find(pAnnot);
-  if (it == m_Maps.end())
-    return;
-
-  m_Maps.erase(it);
-}
-
-void CFFL_IFormFiller::QueryWherePopup(void* pPrivateData,
-                                       FX_FLOAT fPopupMin,
-                                       FX_FLOAT fPopupMax,
-                                       int32_t& nRet,
-                                       FX_FLOAT& fPopupRet) {
-  CFFL_PrivateData* pData = (CFFL_PrivateData*)pPrivateData;
-
-  CFX_FloatRect rcPageView(0, 0, 0, 0);
-  rcPageView.right = pData->pWidget->GetPDFPage()->GetPageWidth();
-  rcPageView.bottom = pData->pWidget->GetPDFPage()->GetPageHeight();
-  rcPageView.Normalize();
-
-  CFX_FloatRect rcAnnot = pData->pWidget->GetRect();
-
-  FX_FLOAT fTop = 0.0f;
-  FX_FLOAT fBottom = 0.0f;
-
-  CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pData->pWidget;
-  switch (pWidget->GetRotate() / 90) {
-    default:
-    case 0:
-      fTop = rcPageView.top - rcAnnot.top;
-      fBottom = rcAnnot.bottom - rcPageView.bottom;
-      break;
-    case 1:
-      fTop = rcAnnot.left - rcPageView.left;
-      fBottom = rcPageView.right - rcAnnot.right;
-      break;
-    case 2:
-      fTop = rcAnnot.bottom - rcPageView.bottom;
-      fBottom = rcPageView.top - rcAnnot.top;
-      break;
-    case 3:
-      fTop = rcPageView.right - rcAnnot.right;
-      fBottom = rcAnnot.left - rcPageView.left;
-      break;
-  }
-
-  FX_FLOAT fFactHeight = 0;
-  FX_BOOL bBottom = TRUE;
-  FX_FLOAT fMaxListBoxHeight = 0;
-  if (fPopupMax > FFL_MAXLISTBOXHEIGHT) {
-    if (fPopupMin > FFL_MAXLISTBOXHEIGHT) {
-      fMaxListBoxHeight = fPopupMin;
-    } else {
-      fMaxListBoxHeight = FFL_MAXLISTBOXHEIGHT;
-    }
-  } else {
-    fMaxListBoxHeight = fPopupMax;
-  }
-
-  if (fBottom > fMaxListBoxHeight) {
-    fFactHeight = fMaxListBoxHeight;
-    bBottom = TRUE;
-  } else {
-    if (fTop > fMaxListBoxHeight) {
-      fFactHeight = fMaxListBoxHeight;
-      bBottom = FALSE;
-    } else {
-      if (fTop > fBottom) {
-        fFactHeight = fTop;
-        bBottom = FALSE;
-      } else {
-        fFactHeight = fBottom;
-        bBottom = TRUE;
-      }
-    }
-  }
-
-  nRet = bBottom ? 0 : 1;
-  fPopupRet = fFactHeight;
-}
-
-void CFFL_IFormFiller::OnKeyStrokeCommit(CPDFSDK_Widget* pWidget,
-                                         CPDFSDK_PageView* pPageView,
-                                         FX_BOOL& bRC,
-                                         FX_BOOL& bExit,
-                                         uint32_t nFlag) {
-  if (!m_bNotifying) {
-    if (pWidget->GetAAction(CPDF_AAction::KeyStroke).GetDict()) {
-      m_bNotifying = TRUE;
-      pWidget->ClearAppModified();
-
-      ASSERT(pPageView);
-
-      PDFSDK_FieldAction fa;
-      fa.bModifier = m_pEnv->IsCTRLKeyDown(nFlag);
-      fa.bShift = m_pEnv->IsSHIFTKeyDown(nFlag);
-      fa.bWillCommit = TRUE;
-      fa.bKeyDown = TRUE;
-      fa.bRC = TRUE;
-
-      CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, FALSE);
-      pFormFiller->GetActionData(pPageView, CPDF_AAction::KeyStroke, fa);
-      pFormFiller->SaveState(pPageView);
-
-      pWidget->OnAAction(CPDF_AAction::KeyStroke, fa, pPageView);
-
-      bRC = fa.bRC;
-      m_bNotifying = FALSE;
-    }
-  }
-}
-
-void CFFL_IFormFiller::OnValidate(CPDFSDK_Widget* pWidget,
-                                  CPDFSDK_PageView* pPageView,
-                                  FX_BOOL& bRC,
-                                  FX_BOOL& bExit,
-                                  uint32_t nFlag) {
-  if (!m_bNotifying) {
-    if (pWidget->GetAAction(CPDF_AAction::Validate).GetDict()) {
-      m_bNotifying = TRUE;
-      pWidget->ClearAppModified();
-
-      ASSERT(pPageView);
-
-      PDFSDK_FieldAction fa;
-      fa.bModifier = m_pEnv->IsCTRLKeyDown(nFlag);
-      fa.bShift = m_pEnv->IsSHIFTKeyDown(nFlag);
-      fa.bKeyDown = TRUE;
-      fa.bRC = TRUE;
-
-      CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, FALSE);
-      pFormFiller->GetActionData(pPageView, CPDF_AAction::Validate, fa);
-      pFormFiller->SaveState(pPageView);
-
-      pWidget->OnAAction(CPDF_AAction::Validate, fa, pPageView);
-
-      bRC = fa.bRC;
-      m_bNotifying = FALSE;
-    }
-  }
-}
-
-void CFFL_IFormFiller::OnCalculate(CPDFSDK_Widget* pWidget,
-                                   CPDFSDK_PageView* pPageView,
-                                   FX_BOOL& bExit,
-                                   uint32_t nFlag) {
-  if (!m_bNotifying) {
-    ASSERT(pWidget);
-    CPDFSDK_Document* pDocument = pPageView->GetSDKDocument();
-    CPDFSDK_InterForm* pInterForm = pDocument->GetInterForm();
-    pInterForm->OnCalculate(pWidget->GetFormField());
-    m_bNotifying = FALSE;
-  }
-}
-
-void CFFL_IFormFiller::OnFormat(CPDFSDK_Widget* pWidget,
-                                CPDFSDK_PageView* pPageView,
-                                FX_BOOL& bExit,
-                                uint32_t nFlag) {
-  if (!m_bNotifying) {
-    ASSERT(pWidget);
-    CPDFSDK_Document* pDocument = pPageView->GetSDKDocument();
-    CPDFSDK_InterForm* pInterForm = pDocument->GetInterForm();
-
-    FX_BOOL bFormatted = FALSE;
-    CFX_WideString sValue =
-        pInterForm->OnFormat(pWidget->GetFormField(), bFormatted);
-
-    if (bExit)
-      return;
-
-    if (bFormatted) {
-      pInterForm->ResetFieldAppearance(pWidget->GetFormField(), &sValue, TRUE);
-      pInterForm->UpdateField(pWidget->GetFormField());
-    }
-
-    m_bNotifying = FALSE;
-  }
-}
-
-#ifdef PDF_ENABLE_XFA
-void CFFL_IFormFiller::OnClick(CPDFSDK_Widget* pWidget,
-                               CPDFSDK_PageView* pPageView,
-                               FX_BOOL& bReset,
-                               FX_BOOL& bExit,
-                               uint32_t nFlag) {
-  if (!m_bNotifying) {
-    if (pWidget->HasXFAAAction(PDFSDK_XFA_Click)) {
-      m_bNotifying = TRUE;
-      int nAge = pWidget->GetAppearanceAge();
-      int nValueAge = pWidget->GetValueAge();
-
-      PDFSDK_FieldAction fa;
-      fa.bModifier = m_pEnv->IsCTRLKeyDown(nFlag);
-      fa.bShift = m_pEnv->IsSHIFTKeyDown(nFlag);
-
-      pWidget->OnXFAAAction(PDFSDK_XFA_Click, fa, pPageView);
-      m_bNotifying = FALSE;
-
-      if (!IsValidAnnot(pPageView, pWidget)) {
-        bExit = TRUE;
-        return;
-      }
-
-      if (nAge != pWidget->GetAppearanceAge()) {
-        if (CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, FALSE)) {
-          pFormFiller->ResetPDFWindow(pPageView,
-                                      nValueAge == pWidget->GetValueAge());
-        }
-
-        bReset = TRUE;
-      }
-    }
-  }
-}
-
-void CFFL_IFormFiller::OnFull(CPDFSDK_Widget* pWidget,
-                              CPDFSDK_PageView* pPageView,
-                              FX_BOOL& bReset,
-                              FX_BOOL& bExit,
-                              uint32_t nFlag) {
-  if (!m_bNotifying) {
-    if (pWidget->HasXFAAAction(PDFSDK_XFA_Full)) {
-      m_bNotifying = TRUE;
-      int nAge = pWidget->GetAppearanceAge();
-      int nValueAge = pWidget->GetValueAge();
-
-      PDFSDK_FieldAction fa;
-      fa.bModifier = m_pEnv->IsCTRLKeyDown(nFlag);
-      fa.bShift = m_pEnv->IsSHIFTKeyDown(nFlag);
-
-      pWidget->OnXFAAAction(PDFSDK_XFA_Full, fa, pPageView);
-      m_bNotifying = FALSE;
-
-      if (!IsValidAnnot(pPageView, pWidget)) {
-        bExit = TRUE;
-        return;
-      }
-
-      if (nAge != pWidget->GetAppearanceAge()) {
-        if (CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, FALSE)) {
-          pFormFiller->ResetPDFWindow(pPageView,
-                                      nValueAge == pWidget->GetValueAge());
-        }
-
-        bReset = TRUE;
-      }
-    }
-  }
-}
-
-void CFFL_IFormFiller::OnPopupPreOpen(void* pPrivateData,
-                                      FX_BOOL& bExit,
-                                      uint32_t nFlag) {
-  CFFL_PrivateData* pData = (CFFL_PrivateData*)pPrivateData;
-  ASSERT(pData);
-  ASSERT(pData->pWidget);
-
-  FX_BOOL bTempReset = FALSE;
-  FX_BOOL bTempExit = FALSE;
-  OnPreOpen(pData->pWidget, pData->pPageView, bTempReset, bTempExit, nFlag);
-
-  if (bTempReset || bTempExit) {
-    bExit = TRUE;
-  }
-}
-
-void CFFL_IFormFiller::OnPopupPostOpen(void* pPrivateData,
-                                       FX_BOOL& bExit,
-                                       uint32_t nFlag) {
-  CFFL_PrivateData* pData = (CFFL_PrivateData*)pPrivateData;
-  ASSERT(pData);
-  ASSERT(pData->pWidget);
-
-  FX_BOOL bTempReset = FALSE;
-  FX_BOOL bTempExit = FALSE;
-  OnPostOpen(pData->pWidget, pData->pPageView, bTempReset, bTempExit, nFlag);
-
-  if (bTempReset || bTempExit) {
-    bExit = TRUE;
-  }
-}
-
-void CFFL_IFormFiller::OnPreOpen(CPDFSDK_Widget* pWidget,
-                                 CPDFSDK_PageView* pPageView,
-                                 FX_BOOL& bReset,
-                                 FX_BOOL& bExit,
-                                 uint32_t nFlag) {
-  if (!m_bNotifying) {
-    if (pWidget->HasXFAAAction(PDFSDK_XFA_PreOpen)) {
-      m_bNotifying = TRUE;
-      int nAge = pWidget->GetAppearanceAge();
-      int nValueAge = pWidget->GetValueAge();
-
-      PDFSDK_FieldAction fa;
-      fa.bModifier = m_pEnv->IsCTRLKeyDown(nFlag);
-      fa.bShift = m_pEnv->IsSHIFTKeyDown(nFlag);
-
-      pWidget->OnXFAAAction(PDFSDK_XFA_PreOpen, fa, pPageView);
-      m_bNotifying = FALSE;
-
-      if (!IsValidAnnot(pPageView, pWidget)) {
-        bExit = TRUE;
-        return;
-      }
-
-      if (nAge != pWidget->GetAppearanceAge()) {
-        if (CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, FALSE)) {
-          pFormFiller->ResetPDFWindow(pPageView,
-                                      nValueAge == pWidget->GetValueAge());
-        }
-
-        bReset = TRUE;
-      }
-    }
-  }
-}
-
-void CFFL_IFormFiller::OnPostOpen(CPDFSDK_Widget* pWidget,
-                                  CPDFSDK_PageView* pPageView,
-                                  FX_BOOL& bReset,
-                                  FX_BOOL& bExit,
-                                  uint32_t nFlag) {
-  if (!m_bNotifying) {
-    if (pWidget->HasXFAAAction(PDFSDK_XFA_PostOpen)) {
-      m_bNotifying = TRUE;
-      int nAge = pWidget->GetAppearanceAge();
-      int nValueAge = pWidget->GetValueAge();
-
-      PDFSDK_FieldAction fa;
-      fa.bModifier = m_pEnv->IsCTRLKeyDown(nFlag);
-      fa.bShift = m_pEnv->IsSHIFTKeyDown(nFlag);
-
-      pWidget->OnXFAAAction(PDFSDK_XFA_PostOpen, fa, pPageView);
-      m_bNotifying = FALSE;
-
-      if (!IsValidAnnot(pPageView, pWidget)) {
-        bExit = TRUE;
-        return;
-      }
-
-      if (nAge != pWidget->GetAppearanceAge()) {
-        if (CFFL_FormFiller* pFormFiller = GetFormFiller(pWidget, FALSE)) {
-          pFormFiller->ResetPDFWindow(pPageView,
-                                      nValueAge == pWidget->GetValueAge());
-        }
-
-        bReset = TRUE;
-      }
-    }
-  }
-}
-#endif  // PDF_ENABLE_XFA
-
-FX_BOOL CFFL_IFormFiller::IsValidAnnot(CPDFSDK_PageView* pPageView,
-                                       CPDFSDK_Annot* pAnnot) {
-  if (pPageView)
-    return pPageView->IsValidAnnot(pAnnot->GetPDFAnnot());
-
-  return FALSE;
-}
-
-void CFFL_IFormFiller::OnBeforeKeyStroke(void* pPrivateData,
-                                         CFX_WideString& strChange,
-                                         const CFX_WideString& strChangeEx,
-                                         int nSelStart,
-                                         int nSelEnd,
-                                         FX_BOOL bKeyDown,
-                                         FX_BOOL& bRC,
-                                         FX_BOOL& bExit,
-                                         uint32_t nFlag) {
-  CFFL_PrivateData* pData = (CFFL_PrivateData*)pPrivateData;
-  ASSERT(pData->pWidget);
-
-  CFFL_FormFiller* pFormFiller = GetFormFiller(pData->pWidget, FALSE);
-
-#ifdef PDF_ENABLE_XFA
-  if (pFormFiller->IsFieldFull(pData->pPageView)) {
-    FX_BOOL bFullExit = FALSE;
-    FX_BOOL bFullReset = FALSE;
-    OnFull(pData->pWidget, pData->pPageView, bFullReset, bFullExit, nFlag);
-
-    if (bFullReset || bFullExit) {
-      bExit = TRUE;
-      return;
-    }
-  }
-#endif  // PDF_ENABLE_XFA
-
-  if (!m_bNotifying) {
-    if (pData->pWidget->GetAAction(CPDF_AAction::KeyStroke).GetDict()) {
-      m_bNotifying = TRUE;
-      int nAge = pData->pWidget->GetAppearanceAge();
-      int nValueAge = pData->pWidget->GetValueAge();
-
-      CPDFSDK_Document* pDocument = pData->pPageView->GetSDKDocument();
-
-      PDFSDK_FieldAction fa;
-      fa.bModifier = m_pEnv->IsCTRLKeyDown(nFlag);
-      fa.bShift = m_pEnv->IsSHIFTKeyDown(nFlag);
-      fa.sChange = strChange;
-      fa.sChangeEx = strChangeEx;
-      fa.bKeyDown = bKeyDown;
-      fa.bWillCommit = FALSE;
-      fa.bRC = TRUE;
-      fa.nSelStart = nSelStart;
-      fa.nSelEnd = nSelEnd;
-
-      pFormFiller->GetActionData(pData->pPageView, CPDF_AAction::KeyStroke, fa);
-      pFormFiller->SaveState(pData->pPageView);
-
-      if (pData->pWidget->OnAAction(CPDF_AAction::KeyStroke, fa,
-                                    pData->pPageView)) {
-        if (!IsValidAnnot(pData->pPageView, pData->pWidget)) {
-          bExit = TRUE;
-          m_bNotifying = FALSE;
-          return;
-        }
-
-        if (nAge != pData->pWidget->GetAppearanceAge()) {
-          CPWL_Wnd* pWnd = pFormFiller->ResetPDFWindow(
-              pData->pPageView, nValueAge == pData->pWidget->GetValueAge());
-          pData = (CFFL_PrivateData*)pWnd->GetAttachedData();
-          bExit = TRUE;
-        }
-
-        if (fa.bRC) {
-          pFormFiller->SetActionData(pData->pPageView, CPDF_AAction::KeyStroke,
-                                     fa);
-          bRC = FALSE;
-        } else {
-          pFormFiller->RestoreState(pData->pPageView);
-          bRC = FALSE;
-        }
-
-        if (pDocument->GetFocusAnnot() != pData->pWidget) {
-          pFormFiller->CommitData(pData->pPageView, nFlag);
-          bExit = TRUE;
-        }
-      } else {
-        if (!IsValidAnnot(pData->pPageView, pData->pWidget)) {
-          bExit = TRUE;
-          m_bNotifying = FALSE;
-          return;
-        }
-      }
-
-      m_bNotifying = FALSE;
-    }
-  }
-}