From 42cb64572198bf8a72de9b18eae9f9dd9a07beb7 Mon Sep 17 00:00:00 2001
From: dsinclair <dsinclair@chromium.org>
Date: Mon, 31 Oct 2016 12:50:04 -0700
Subject: Remove GetWidget() overrides

This Cl removes the various CFWL_*::GetWidget overrides and adds anonymous
To* methods as needed.

Review-Url: https://codereview.chromium.org/2467503003
---
 xfa/fwl/core/cfwl_barcode.cpp        | 71 +++++++++++++++++++++++---
 xfa/fwl/core/cfwl_barcode.h          | 73 ++++++---------------------
 xfa/fwl/core/cfwl_checkbox.cpp       | 20 ++++----
 xfa/fwl/core/cfwl_checkbox.h         |  3 --
 xfa/fwl/core/cfwl_combobox.cpp       | 89 ++++++++++++++++++---------------
 xfa/fwl/core/cfwl_combobox.h         |  3 --
 xfa/fwl/core/cfwl_datetimepicker.cpp | 61 ++++++++++++-----------
 xfa/fwl/core/cfwl_datetimepicker.h   |  3 --
 xfa/fwl/core/cfwl_edit.cpp           | 97 +++++++++++++++++++-----------------
 xfa/fwl/core/cfwl_edit.h             |  3 --
 xfa/fwl/core/cfwl_listbox.cpp        | 32 ++++++------
 xfa/fwl/core/cfwl_listbox.h          |  3 --
 xfa/fwl/core/cfwl_picturebox.cpp     |  8 ---
 xfa/fwl/core/cfwl_picturebox.h       |  3 --
 xfa/fwl/core/cfwl_pushbutton.cpp     |  8 ---
 xfa/fwl/core/cfwl_pushbutton.h       |  3 --
 xfa/fwl/core/cfwl_widget.h           |  4 +-
 17 files changed, 236 insertions(+), 248 deletions(-)

(limited to 'xfa/fwl')

diff --git a/xfa/fwl/core/cfwl_barcode.cpp b/xfa/fwl/core/cfwl_barcode.cpp
index 996667d874..bf7baa37e8 100644
--- a/xfa/fwl/core/cfwl_barcode.cpp
+++ b/xfa/fwl/core/cfwl_barcode.cpp
@@ -8,6 +8,14 @@
 
 #include <memory>
 
+namespace {
+
+IFWL_Barcode* ToBarcode(IFWL_Widget* widget) {
+  return static_cast<IFWL_Barcode*>(widget);
+}
+
+}  // namespace
+
 CFWL_Barcode::CFWL_Barcode(const IFWL_App* app) : CFWL_Edit(app) {}
 
 CFWL_Barcode::~CFWL_Barcode() {}
@@ -22,21 +30,70 @@ void CFWL_Barcode::Initialize() {
   CFWL_Widget::Initialize();
 }
 
-IFWL_Barcode* CFWL_Barcode::GetWidget() {
-  return static_cast<IFWL_Barcode*>(m_pIface.get());
+void CFWL_Barcode::SetCharEncoding(BC_CHAR_ENCODING encoding) {
+  m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_CHARENCODING;
+  m_barcodeData.m_eCharEncoding = encoding;
 }
-
-const IFWL_Barcode* CFWL_Barcode::GetWidget() const {
-  return static_cast<IFWL_Barcode*>(m_pIface.get());
+void CFWL_Barcode::SetModuleHeight(int32_t height) {
+  m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_MODULEHEIGHT;
+  m_barcodeData.m_nModuleHeight = height;
+}
+void CFWL_Barcode::SetModuleWidth(int32_t width) {
+  m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_MODULEWIDTH;
+  m_barcodeData.m_nModuleWidth = width;
+}
+void CFWL_Barcode::SetDataLength(int32_t dataLength) {
+  m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_DATALENGTH;
+  m_barcodeData.m_nDataLength = dataLength;
+  ToBarcode(GetWidget())->SetLimit(dataLength);
+}
+void CFWL_Barcode::SetCalChecksum(FX_BOOL calChecksum) {
+  m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_CALCHECKSUM;
+  m_barcodeData.m_bCalChecksum = calChecksum;
+}
+void CFWL_Barcode::SetPrintChecksum(FX_BOOL printChecksum) {
+  m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_PRINTCHECKSUM;
+  m_barcodeData.m_bPrintChecksum = printChecksum;
+}
+void CFWL_Barcode::SetTextLocation(BC_TEXT_LOC location) {
+  m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_TEXTLOCATION;
+  m_barcodeData.m_eTextLocation = location;
+}
+void CFWL_Barcode::SetWideNarrowRatio(int32_t ratio) {
+  m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_WIDENARROWRATIO;
+  m_barcodeData.m_nWideNarrowRatio = ratio;
+}
+void CFWL_Barcode::SetStartChar(FX_CHAR startChar) {
+  m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_STARTCHAR;
+  m_barcodeData.m_cStartChar = startChar;
+}
+void CFWL_Barcode::SetEndChar(FX_CHAR endChar) {
+  m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_ENDCHAR;
+  m_barcodeData.m_cEndChar = endChar;
+}
+void CFWL_Barcode::SetVersion(int32_t version) {
+  m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_VERSION;
+  m_barcodeData.m_nVersion = version;
+}
+void CFWL_Barcode::SetErrorCorrectionLevel(int32_t ecLevel) {
+  m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_ECLEVEL;
+  m_barcodeData.m_nECLevel = ecLevel;
+}
+void CFWL_Barcode::SetTruncated(FX_BOOL truncated) {
+  m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_TRUNCATED;
+  m_barcodeData.m_bTruncated = truncated;
+}
+void CFWL_Barcode::ResetBarcodeAttributes() {
+  m_barcodeData.m_dwAttributeMask = FWL_BCDATTRIBUTE_NONE;
 }
 
 void CFWL_Barcode::SetType(BC_TYPE type) {
   if (GetWidget())
-    GetWidget()->SetType(type);
+    ToBarcode(GetWidget())->SetType(type);
 }
 
 FX_BOOL CFWL_Barcode::IsProtectedType() {
-  return GetWidget() ? GetWidget()->IsProtectedType() : FALSE;
+  return GetWidget() ? ToBarcode(GetWidget())->IsProtectedType() : FALSE;
 }
 
 CFWL_Barcode::CFWL_BarcodeDP::CFWL_BarcodeDP()
diff --git a/xfa/fwl/core/cfwl_barcode.h b/xfa/fwl/core/cfwl_barcode.h
index b610a27f51..06b52c2112 100644
--- a/xfa/fwl/core/cfwl_barcode.h
+++ b/xfa/fwl/core/cfwl_barcode.h
@@ -19,70 +19,25 @@ class CFWL_Barcode : public CFWL_Edit {
   CFWL_Barcode(const IFWL_App*);
   ~CFWL_Barcode() override;
 
-  IFWL_Barcode* GetWidget() override;
-  const IFWL_Barcode* GetWidget() const override;
-
   void Initialize();
 
   void SetType(BC_TYPE type);
   FX_BOOL IsProtectedType();
 
-  void SetCharEncoding(BC_CHAR_ENCODING encoding) {
-    m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_CHARENCODING;
-    m_barcodeData.m_eCharEncoding = encoding;
-  }
-  void SetModuleHeight(int32_t height) {
-    m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_MODULEHEIGHT;
-    m_barcodeData.m_nModuleHeight = height;
-  }
-  void SetModuleWidth(int32_t width) {
-    m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_MODULEWIDTH;
-    m_barcodeData.m_nModuleWidth = width;
-  }
-  void SetDataLength(int32_t dataLength) {
-    m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_DATALENGTH;
-    m_barcodeData.m_nDataLength = dataLength;
-    GetWidget()->SetLimit(dataLength);
-  }
-  void SetCalChecksum(FX_BOOL calChecksum) {
-    m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_CALCHECKSUM;
-    m_barcodeData.m_bCalChecksum = calChecksum;
-  }
-  void SetPrintChecksum(FX_BOOL printChecksum) {
-    m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_PRINTCHECKSUM;
-    m_barcodeData.m_bPrintChecksum = printChecksum;
-  }
-  void SetTextLocation(BC_TEXT_LOC location) {
-    m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_TEXTLOCATION;
-    m_barcodeData.m_eTextLocation = location;
-  }
-  void SetWideNarrowRatio(int32_t ratio) {
-    m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_WIDENARROWRATIO;
-    m_barcodeData.m_nWideNarrowRatio = ratio;
-  }
-  void SetStartChar(FX_CHAR startChar) {
-    m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_STARTCHAR;
-    m_barcodeData.m_cStartChar = startChar;
-  }
-  void SetEndChar(FX_CHAR endChar) {
-    m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_ENDCHAR;
-    m_barcodeData.m_cEndChar = endChar;
-  }
-  void SetVersion(int32_t version) {
-    m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_VERSION;
-    m_barcodeData.m_nVersion = version;
-  }
-  void SetErrorCorrectionLevel(int32_t ecLevel) {
-    m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_ECLEVEL;
-    m_barcodeData.m_nECLevel = ecLevel;
-  }
-  void SetTruncated(FX_BOOL truncated) {
-    m_barcodeData.m_dwAttributeMask |= FWL_BCDATTRIBUTE_TRUNCATED;
-    m_barcodeData.m_bTruncated = truncated;
-  }
-  void ResetBarcodeAttributes() {
-    m_barcodeData.m_dwAttributeMask = FWL_BCDATTRIBUTE_NONE;
-  }
+  void SetCharEncoding(BC_CHAR_ENCODING encoding);
+  void SetModuleHeight(int32_t height);
+  void SetModuleWidth(int32_t width);
+  void SetDataLength(int32_t dataLength);
+  void SetCalChecksum(FX_BOOL calChecksum);
+  void SetPrintChecksum(FX_BOOL printChecksum);
+  void SetTextLocation(BC_TEXT_LOC location);
+  void SetWideNarrowRatio(int32_t ratio);
+  void SetStartChar(FX_CHAR startChar);
+  void SetEndChar(FX_CHAR endChar);
+  void SetVersion(int32_t version);
+  void SetErrorCorrectionLevel(int32_t ecLevel);
+  void SetTruncated(FX_BOOL truncated);
+  void ResetBarcodeAttributes();
 
  protected:
   class CFWL_BarcodeDP : public IFWL_BarcodeDP {
diff --git a/xfa/fwl/core/cfwl_checkbox.cpp b/xfa/fwl/core/cfwl_checkbox.cpp
index e1ff84f2d6..3a26c8ed87 100644
--- a/xfa/fwl/core/cfwl_checkbox.cpp
+++ b/xfa/fwl/core/cfwl_checkbox.cpp
@@ -10,6 +10,14 @@
 
 #include "xfa/fwl/core/fwl_error.h"
 
+namespace {
+
+IFWL_CheckBox* ToCheckBox(IFWL_Widget* widget) {
+  return static_cast<IFWL_CheckBox*>(widget);
+}
+
+}  // namespace
+
 CFWL_CheckBox::CFWL_CheckBox(const IFWL_App* app) : CFWL_Widget(app) {}
 
 CFWL_CheckBox::~CFWL_CheckBox() {}
@@ -25,14 +33,6 @@ void CFWL_CheckBox::Initialize() {
   CFWL_Widget::Initialize();
 }
 
-IFWL_CheckBox* CFWL_CheckBox::GetWidget() {
-  return static_cast<IFWL_CheckBox*>(m_pIface.get());
-}
-
-const IFWL_CheckBox* CFWL_CheckBox::GetWidget() const {
-  return static_cast<IFWL_CheckBox*>(m_pIface.get());
-}
-
 FWL_Error CFWL_CheckBox::SetCaption(const CFX_WideStringC& wsCaption) {
   m_checkboxData.m_wsCaption = wsCaption;
   return FWL_Error::Succeeded;
@@ -44,11 +44,11 @@ FWL_Error CFWL_CheckBox::SetBoxSize(FX_FLOAT fHeight) {
 }
 
 int32_t CFWL_CheckBox::GetCheckState() {
-  return GetWidget()->GetCheckState();
+  return ToCheckBox(GetWidget())->GetCheckState();
 }
 
 FWL_Error CFWL_CheckBox::SetCheckState(int32_t iCheck) {
-  return GetWidget()->SetCheckState(iCheck);
+  return ToCheckBox(GetWidget())->SetCheckState(iCheck);
 }
 
 CFWL_CheckBox::CFWL_CheckBoxDP::CFWL_CheckBoxDP()
diff --git a/xfa/fwl/core/cfwl_checkbox.h b/xfa/fwl/core/cfwl_checkbox.h
index 058c76be04..22574b4b9c 100644
--- a/xfa/fwl/core/cfwl_checkbox.h
+++ b/xfa/fwl/core/cfwl_checkbox.h
@@ -15,9 +15,6 @@ class CFWL_CheckBox : public CFWL_Widget {
   CFWL_CheckBox(const IFWL_App*);
   ~CFWL_CheckBox() override;
 
-  IFWL_CheckBox* GetWidget() override;
-  const IFWL_CheckBox* GetWidget() const override;
-
   void Initialize();
 
   FWL_Error SetCaption(const CFX_WideStringC& wsCaption);
diff --git a/xfa/fwl/core/cfwl_combobox.cpp b/xfa/fwl/core/cfwl_combobox.cpp
index d873d6b06e..ed5262ee29 100644
--- a/xfa/fwl/core/cfwl_combobox.cpp
+++ b/xfa/fwl/core/cfwl_combobox.cpp
@@ -11,6 +11,18 @@
 #include "xfa/fwl/core/fwl_error.h"
 #include "xfa/fwl/core/ifwl_widget.h"
 
+namespace {
+
+IFWL_ComboBox* ToComboBox(IFWL_Widget* widget) {
+  return static_cast<IFWL_ComboBox*>(widget);
+}
+
+const IFWL_ComboBox* ToComboBox(const IFWL_Widget* widget) {
+  return static_cast<const IFWL_ComboBox*>(widget);
+}
+
+}  // namespace
+
 CFWL_ComboBox::CFWL_ComboBox(const IFWL_App* app) : CFWL_Widget(app) {}
 
 CFWL_ComboBox::~CFWL_ComboBox() {}
@@ -26,14 +38,6 @@ void CFWL_ComboBox::Initialize() {
   CFWL_Widget::Initialize();
 }
 
-IFWL_ComboBox* CFWL_ComboBox::GetWidget() {
-  return static_cast<IFWL_ComboBox*>(m_pIface.get());
-}
-
-const IFWL_ComboBox* CFWL_ComboBox::GetWidget() const {
-  return static_cast<IFWL_ComboBox*>(m_pIface.get());
-}
-
 int32_t CFWL_ComboBox::AddString(const CFX_WideStringC& wsText) {
   std::unique_ptr<CFWL_ComboBoxItem> pItem(new CFWL_ComboBoxItem);
   pItem->m_wsText = wsText;
@@ -80,57 +84,61 @@ FWL_Error CFWL_ComboBox::GetTextByIndex(int32_t iIndex,
 }
 
 int32_t CFWL_ComboBox::GetCurSel() {
-  return GetWidget() ? GetWidget()->GetCurSel() : -1;
+  return GetWidget() ? ToComboBox(GetWidget())->GetCurSel() : -1;
 }
 
 FWL_Error CFWL_ComboBox::SetCurSel(int32_t iSel) {
-  return GetWidget() ? GetWidget()->SetCurSel(iSel) : FWL_Error::Indefinite;
+  return GetWidget() ? ToComboBox(GetWidget())->SetCurSel(iSel)
+                     : FWL_Error::Indefinite;
 }
 
 FWL_Error CFWL_ComboBox::SetEditText(const CFX_WideString& wsText) {
-  return GetWidget() ? GetWidget()->SetEditText(wsText) : FWL_Error::Indefinite;
+  return GetWidget() ? ToComboBox(GetWidget())->SetEditText(wsText)
+                     : FWL_Error::Indefinite;
 }
 
 int32_t CFWL_ComboBox::GetEditTextLength() const {
-  return GetWidget() ? GetWidget()->GetEditTextLength() : 0;
+  return GetWidget() ? ToComboBox(GetWidget())->GetEditTextLength() : 0;
 }
 
 FWL_Error CFWL_ComboBox::GetEditText(CFX_WideString& wsText,
                                      int32_t nStart,
                                      int32_t nCount) const {
-  return GetWidget() ? GetWidget()->GetEditText(wsText, nStart, nCount)
-                     : FWL_Error::Indefinite;
+  return GetWidget()
+             ? ToComboBox(GetWidget())->GetEditText(wsText, nStart, nCount)
+             : FWL_Error::Indefinite;
 }
 
 FWL_Error CFWL_ComboBox::SetEditSelRange(int32_t nStart, int32_t nCount) {
-  return GetWidget() ? GetWidget()->SetEditSelRange(nStart, nCount)
+  return GetWidget() ? ToComboBox(GetWidget())->SetEditSelRange(nStart, nCount)
                      : FWL_Error::Indefinite;
 }
 
 int32_t CFWL_ComboBox::GetEditSelRange(int32_t nIndex, int32_t& nStart) {
-  return GetWidget() ? GetWidget()->GetEditSelRange(nIndex, nStart) : 0;
+  return GetWidget() ? ToComboBox(GetWidget())->GetEditSelRange(nIndex, nStart)
+                     : 0;
 }
 
 int32_t CFWL_ComboBox::GetEditLimit() {
-  return GetWidget() ? GetWidget()->GetEditLimit() : 0;
+  return GetWidget() ? ToComboBox(GetWidget())->GetEditLimit() : 0;
 }
 
 FWL_Error CFWL_ComboBox::SetEditLimit(int32_t nLimit) {
-  return GetWidget() ? GetWidget()->SetEditLimit(nLimit)
+  return GetWidget() ? ToComboBox(GetWidget())->SetEditLimit(nLimit)
                      : FWL_Error::Indefinite;
 }
 
 FWL_Error CFWL_ComboBox::EditDoClipboard(int32_t iCmd) {
-  return GetWidget() ? GetWidget()->EditDoClipboard(iCmd)
+  return GetWidget() ? ToComboBox(GetWidget())->EditDoClipboard(iCmd)
                      : FWL_Error::Indefinite;
 }
 
 FX_BOOL CFWL_ComboBox::EditRedo(const IFDE_TxtEdtDoRecord* pRecord) {
-  return GetWidget() ? GetWidget()->EditRedo(pRecord) : FALSE;
+  return GetWidget() ? ToComboBox(GetWidget())->EditRedo(pRecord) : FALSE;
 }
 
 FX_BOOL CFWL_ComboBox::EditUndo(const IFDE_TxtEdtDoRecord* pRecord) {
-  return GetWidget() ? GetWidget()->EditUndo(pRecord) : FALSE;
+  return GetWidget() ? ToComboBox(GetWidget())->EditUndo(pRecord) : FALSE;
 }
 
 FWL_Error CFWL_ComboBox::SetMaxListHeight(FX_FLOAT fMaxHeight) {
@@ -154,78 +162,79 @@ void* CFWL_ComboBox::GetItemData(int32_t iIndex) {
 }
 
 FWL_Error CFWL_ComboBox::SetListTheme(IFWL_ThemeProvider* pTheme) {
-  return GetWidget()->GetListBoxt()->SetThemeProvider(pTheme);
+  return ToComboBox(GetWidget())->GetListBoxt()->SetThemeProvider(pTheme);
 }
 
 FX_BOOL CFWL_ComboBox::AfterFocusShowDropList() {
-  return GetWidget()->AfterFocusShowDropList();
+  return ToComboBox(GetWidget())->AfterFocusShowDropList();
 }
 
 FWL_Error CFWL_ComboBox::OpenDropDownList(FX_BOOL bActivate) {
-  return GetWidget()->OpenDropDownList(bActivate);
+  return ToComboBox(GetWidget())->OpenDropDownList(bActivate);
 }
 
 FX_BOOL CFWL_ComboBox::EditCanUndo() {
-  return GetWidget() ? GetWidget()->EditCanUndo() : FALSE;
+  return GetWidget() ? ToComboBox(GetWidget())->EditCanUndo() : FALSE;
 }
 
 FX_BOOL CFWL_ComboBox::EditCanRedo() {
-  return GetWidget() ? GetWidget()->EditCanRedo() : FALSE;
+  return GetWidget() ? ToComboBox(GetWidget())->EditCanRedo() : FALSE;
 }
 
 FX_BOOL CFWL_ComboBox::EditUndo() {
-  return GetWidget() ? GetWidget()->EditUndo() : FALSE;
+  return GetWidget() ? ToComboBox(GetWidget())->EditUndo() : FALSE;
 }
 
 FX_BOOL CFWL_ComboBox::EditRedo() {
-  return GetWidget() ? GetWidget()->EditRedo() : FALSE;
+  return GetWidget() ? ToComboBox(GetWidget())->EditRedo() : FALSE;
 }
 
 FX_BOOL CFWL_ComboBox::EditCanCopy() {
-  return GetWidget() ? GetWidget()->EditCanCopy() : FALSE;
+  return GetWidget() ? ToComboBox(GetWidget())->EditCanCopy() : FALSE;
 }
 
 FX_BOOL CFWL_ComboBox::EditCanCut() {
-  return GetWidget() ? GetWidget()->EditCanCut() : FALSE;
+  return GetWidget() ? ToComboBox(GetWidget())->EditCanCut() : FALSE;
 }
 
 FX_BOOL CFWL_ComboBox::EditCanSelectAll() {
-  return GetWidget() ? GetWidget()->EditCanSelectAll() : FALSE;
+  return GetWidget() ? ToComboBox(GetWidget())->EditCanSelectAll() : FALSE;
 }
 
 FX_BOOL CFWL_ComboBox::EditCopy(CFX_WideString& wsCopy) {
-  return GetWidget() ? GetWidget()->EditCopy(wsCopy) : FALSE;
+  return GetWidget() ? ToComboBox(GetWidget())->EditCopy(wsCopy) : FALSE;
 }
 
 FX_BOOL CFWL_ComboBox::EditCut(CFX_WideString& wsCut) {
-  return GetWidget() ? GetWidget()->EditCut(wsCut) : FALSE;
+  return GetWidget() ? ToComboBox(GetWidget())->EditCut(wsCut) : FALSE;
 }
 
 FX_BOOL CFWL_ComboBox::EditPaste(const CFX_WideString& wsPaste) {
-  return GetWidget() ? GetWidget()->EditPaste(wsPaste) : FALSE;
+  return GetWidget() ? ToComboBox(GetWidget())->EditPaste(wsPaste) : FALSE;
 }
 
 FX_BOOL CFWL_ComboBox::EditSelectAll() {
-  return GetWidget() ? GetWidget()->EditSelectAll() : FALSE;
+  return GetWidget() ? ToComboBox(GetWidget())->EditSelectAll() : FALSE;
 }
 
 FX_BOOL CFWL_ComboBox::EditDelete() {
-  return GetWidget() ? GetWidget()->EditDelete() : FALSE;
+  return GetWidget() ? ToComboBox(GetWidget())->EditDelete() : FALSE;
 }
 
 FX_BOOL CFWL_ComboBox::EditDeSelect() {
-  return GetWidget() ? GetWidget()->EditDeSelect() : FALSE;
+  return GetWidget() ? ToComboBox(GetWidget())->EditDeSelect() : FALSE;
 }
 
 FWL_Error CFWL_ComboBox::GetBBox(CFX_RectF& rect) {
-  return GetWidget() ? GetWidget()->GetBBox(rect) : FWL_Error::Indefinite;
+  return GetWidget() ? ToComboBox(GetWidget())->GetBBox(rect)
+                     : FWL_Error::Indefinite;
 }
 
 FWL_Error CFWL_ComboBox::EditModifyStylesEx(uint32_t dwStylesExAdded,
                                             uint32_t dwStylesExRemoved) {
   return GetWidget()
-             ? GetWidget()->EditModifyStylesEx(dwStylesExAdded,
-                                               dwStylesExRemoved)
+             ? ToComboBox(GetWidget())
+                   ->EditModifyStylesEx(dwStylesExAdded, dwStylesExRemoved)
              : FWL_Error::Indefinite;
 }
 
diff --git a/xfa/fwl/core/cfwl_combobox.h b/xfa/fwl/core/cfwl_combobox.h
index 3a4d854442..82f1165dae 100644
--- a/xfa/fwl/core/cfwl_combobox.h
+++ b/xfa/fwl/core/cfwl_combobox.h
@@ -23,9 +23,6 @@ class CFWL_ComboBox : public CFWL_Widget {
   CFWL_ComboBox(const IFWL_App*);
   ~CFWL_ComboBox() override;
 
-  IFWL_ComboBox* GetWidget() override;
-  const IFWL_ComboBox* GetWidget() const override;
-
   void Initialize();
 
   int32_t AddString(const CFX_WideStringC& wsText);
diff --git a/xfa/fwl/core/cfwl_datetimepicker.cpp b/xfa/fwl/core/cfwl_datetimepicker.cpp
index 8a0e8eba35..f794317279 100644
--- a/xfa/fwl/core/cfwl_datetimepicker.cpp
+++ b/xfa/fwl/core/cfwl_datetimepicker.cpp
@@ -12,6 +12,14 @@
 #include "xfa/fwl/core/ifwl_datetimepicker.h"
 #include "xfa/fwl/core/ifwl_widget.h"
 
+namespace {
+
+IFWL_DateTimePicker* ToDateTimePicker(IFWL_Widget* widget) {
+  return static_cast<IFWL_DateTimePicker*>(widget);
+}
+
+}  // namespace
+
 CFWL_DateTimePicker::CFWL_DateTimePicker(const IFWL_App* app)
     : CFWL_Widget(app) {}
 
@@ -28,14 +36,6 @@ void CFWL_DateTimePicker::Initialize() {
   CFWL_Widget::Initialize();
 }
 
-IFWL_DateTimePicker* CFWL_DateTimePicker::GetWidget() {
-  return static_cast<IFWL_DateTimePicker*>(m_pIface.get());
-}
-
-const IFWL_DateTimePicker* CFWL_DateTimePicker::GetWidget() const {
-  return static_cast<IFWL_DateTimePicker*>(m_pIface.get());
-}
-
 FWL_Error CFWL_DateTimePicker::SetToday(int32_t iYear,
                                         int32_t iMonth,
                                         int32_t iDay) {
@@ -46,31 +46,31 @@ FWL_Error CFWL_DateTimePicker::SetToday(int32_t iYear,
 }
 
 int32_t CFWL_DateTimePicker::CountSelRanges() {
-  return GetWidget()->CountSelRanges();
+  return ToDateTimePicker(GetWidget())->CountSelRanges();
 }
 
 int32_t CFWL_DateTimePicker::GetSelRange(int32_t nIndex, int32_t& nStart) {
-  return GetWidget()->GetSelRange(nIndex, nStart);
+  return ToDateTimePicker(GetWidget())->GetSelRange(nIndex, nStart);
 }
 
 FWL_Error CFWL_DateTimePicker::GetEditText(CFX_WideString& wsText) {
-  return GetWidget()->GetEditText(wsText);
+  return ToDateTimePicker(GetWidget())->GetEditText(wsText);
 }
 
 FWL_Error CFWL_DateTimePicker::SetEditText(const CFX_WideString& wsText) {
-  return GetWidget()->SetEditText(wsText);
+  return ToDateTimePicker(GetWidget())->SetEditText(wsText);
 }
 
 FWL_Error CFWL_DateTimePicker::GetCurSel(int32_t& iYear,
                                          int32_t& iMonth,
                                          int32_t& iDay) {
-  return GetWidget()->GetCurSel(iYear, iMonth, iDay);
+  return ToDateTimePicker(GetWidget())->GetCurSel(iYear, iMonth, iDay);
 }
 
 FWL_Error CFWL_DateTimePicker::SetCurSel(int32_t iYear,
                                          int32_t iMonth,
                                          int32_t iDay) {
-  return GetWidget()->SetCurSel(iYear, iMonth, iDay);
+  return ToDateTimePicker(GetWidget())->SetCurSel(iYear, iMonth, iDay);
 }
 
 CFWL_DateTimePicker::CFWL_DateTimePickerDP::CFWL_DateTimePickerDP() {
@@ -98,66 +98,67 @@ FWL_Error CFWL_DateTimePicker::CFWL_DateTimePickerDP::GetToday(
 }
 
 FX_BOOL CFWL_DateTimePicker::CanUndo() {
-  return GetWidget()->CanUndo();
+  return ToDateTimePicker(GetWidget())->CanUndo();
 }
 
 FX_BOOL CFWL_DateTimePicker::CanRedo() {
-  return GetWidget()->CanRedo();
+  return ToDateTimePicker(GetWidget())->CanRedo();
 }
 
 FX_BOOL CFWL_DateTimePicker::Undo() {
-  return GetWidget()->Undo();
+  return ToDateTimePicker(GetWidget())->Undo();
 }
 
 FX_BOOL CFWL_DateTimePicker::Redo() {
-  return GetWidget()->Redo();
+  return ToDateTimePicker(GetWidget())->Redo();
 }
 
 FX_BOOL CFWL_DateTimePicker::CanCopy() {
-  return GetWidget()->CanCopy();
+  return ToDateTimePicker(GetWidget())->CanCopy();
 }
 
 FX_BOOL CFWL_DateTimePicker::CanCut() {
-  return GetWidget()->CanCut();
+  return ToDateTimePicker(GetWidget())->CanCut();
 }
 
 FX_BOOL CFWL_DateTimePicker::CanSelectAll() {
-  return GetWidget()->CanSelectAll();
+  return ToDateTimePicker(GetWidget())->CanSelectAll();
 }
 
 FX_BOOL CFWL_DateTimePicker::Copy(CFX_WideString& wsCopy) {
-  return GetWidget()->Copy(wsCopy);
+  return ToDateTimePicker(GetWidget())->Copy(wsCopy);
 }
 
 FX_BOOL CFWL_DateTimePicker::Cut(CFX_WideString& wsCut) {
-  return GetWidget()->Copy(wsCut);
+  return ToDateTimePicker(GetWidget())->Copy(wsCut);
 }
 
 FX_BOOL CFWL_DateTimePicker::Paste(const CFX_WideString& wsPaste) {
-  return GetWidget()->Paste(wsPaste);
+  return ToDateTimePicker(GetWidget())->Paste(wsPaste);
 }
 
 FX_BOOL CFWL_DateTimePicker::SelectAll() {
-  return GetWidget()->SelectAll();
+  return ToDateTimePicker(GetWidget())->SelectAll();
 }
 
 FX_BOOL CFWL_DateTimePicker::Delete() {
-  return GetWidget()->Delete();
+  return ToDateTimePicker(GetWidget())->Delete();
 }
 
 FX_BOOL CFWL_DateTimePicker::DeSelect() {
-  return GetWidget()->DeSelect();
+  return ToDateTimePicker(GetWidget())->DeSelect();
 }
 
 FWL_Error CFWL_DateTimePicker::GetBBox(CFX_RectF& rect) {
-  return GetWidget()->GetBBox(rect);
+  return ToDateTimePicker(GetWidget())->GetBBox(rect);
 }
 
 FWL_Error CFWL_DateTimePicker::SetEditLimit(int32_t nLimit) {
-  return GetWidget()->SetEditLimit(nLimit);
+  return ToDateTimePicker(GetWidget())->SetEditLimit(nLimit);
 }
 
 FWL_Error CFWL_DateTimePicker::ModifyEditStylesEx(uint32_t dwStylesExAdded,
                                                   uint32_t dwStylesExRemoved) {
-  return GetWidget()->ModifyEditStylesEx(dwStylesExAdded, dwStylesExRemoved);
+  return ToDateTimePicker(GetWidget())
+      ->ModifyEditStylesEx(dwStylesExAdded, dwStylesExRemoved);
 }
diff --git a/xfa/fwl/core/cfwl_datetimepicker.h b/xfa/fwl/core/cfwl_datetimepicker.h
index 5091713dc2..e189e969a0 100644
--- a/xfa/fwl/core/cfwl_datetimepicker.h
+++ b/xfa/fwl/core/cfwl_datetimepicker.h
@@ -15,9 +15,6 @@ class CFWL_DateTimePicker : public CFWL_Widget {
   CFWL_DateTimePicker(const IFWL_App*);
   ~CFWL_DateTimePicker() override;
 
-  IFWL_DateTimePicker* GetWidget() override;
-  const IFWL_DateTimePicker* GetWidget() const override;
-
   void Initialize();
 
   FWL_Error SetToday(int32_t iYear, int32_t iMonth, int32_t iDay);
diff --git a/xfa/fwl/core/cfwl_edit.cpp b/xfa/fwl/core/cfwl_edit.cpp
index 50f99fe090..3ce1bcf247 100644
--- a/xfa/fwl/core/cfwl_edit.cpp
+++ b/xfa/fwl/core/cfwl_edit.cpp
@@ -9,6 +9,18 @@
 #include <memory>
 #include <vector>
 
+namespace {
+
+IFWL_Edit* ToEdit(IFWL_Widget* widget) {
+  return static_cast<IFWL_Edit*>(widget);
+}
+
+const IFWL_Edit* ToEdit(const IFWL_Widget* widget) {
+  return static_cast<const IFWL_Edit*>(widget);
+}
+
+}  // namespace
+
 CFWL_Edit::CFWL_Edit(const IFWL_App* app) : CFWL_Widget(app) {}
 
 CFWL_Edit::~CFWL_Edit() {}
@@ -24,24 +36,16 @@ void CFWL_Edit::Initialize() {
   CFWL_Widget::Initialize();
 }
 
-IFWL_Edit* CFWL_Edit::GetWidget() {
-  return static_cast<IFWL_Edit*>(m_pIface.get());
-}
-
-const IFWL_Edit* CFWL_Edit::GetWidget() const {
-  return static_cast<IFWL_Edit*>(m_pIface.get());
-}
-
 FWL_Error CFWL_Edit::SetText(const CFX_WideString& wsText) {
   if (!GetWidget())
     return FWL_Error::Indefinite;
-  return GetWidget()->SetText(wsText);
+  return ToEdit(GetWidget())->SetText(wsText);
 }
 
 int32_t CFWL_Edit::GetTextLength() const {
   if (!GetWidget())
     return 0;
-  return GetWidget()->GetTextLength();
+  return ToEdit(GetWidget())->GetTextLength();
 }
 
 FWL_Error CFWL_Edit::GetText(CFX_WideString& wsText,
@@ -49,75 +53,75 @@ FWL_Error CFWL_Edit::GetText(CFX_WideString& wsText,
                              int32_t nCount) const {
   if (!GetWidget())
     return FWL_Error::Indefinite;
-  return GetWidget()->GetText(wsText, nStart, nCount);
+  return ToEdit(GetWidget())->GetText(wsText, nStart, nCount);
 }
 
 FWL_Error CFWL_Edit::ClearText() {
   if (!GetWidget())
     return FWL_Error::Indefinite;
-  return GetWidget()->ClearText();
+  return ToEdit(GetWidget())->ClearText();
 }
 
 int32_t CFWL_Edit::GetCaretPos() const {
   if (!GetWidget())
     return -1;
-  return GetWidget()->GetCaretPos();
+  return ToEdit(GetWidget())->GetCaretPos();
 }
 
 int32_t CFWL_Edit::SetCaretPos(int32_t nIndex, FX_BOOL bBefore) {
   if (!GetWidget())
     return -1;
-  return GetWidget()->SetCaretPos(nIndex, bBefore);
+  return ToEdit(GetWidget())->SetCaretPos(nIndex, bBefore);
 }
 
 int32_t CFWL_Edit::AddSelRange(int32_t nStart, int32_t nCount) {
   if (!GetWidget())
     return -1;
-  GetWidget()->AddSelRange(nStart, nCount);
+  ToEdit(GetWidget())->AddSelRange(nStart, nCount);
   int32_t pos = 0;
-  int32_t sum = GetWidget()->GetTextLength();
+  int32_t sum = ToEdit(GetWidget())->GetTextLength();
   if (nCount == -1) {
     pos = sum;
   } else {
     pos = nStart + nCount;
   }
-  return GetWidget()->SetCaretPos(pos);
+  return ToEdit(GetWidget())->SetCaretPos(pos);
 }
 
 int32_t CFWL_Edit::CountSelRanges() {
   if (!GetWidget())
     return 0;
-  return GetWidget()->CountSelRanges();
+  return ToEdit(GetWidget())->CountSelRanges();
 }
 
 int32_t CFWL_Edit::GetSelRange(int32_t nIndex, int32_t& nStart) {
   if (!GetWidget())
     return 0;
-  return GetWidget()->GetSelRange(nIndex, nStart);
+  return ToEdit(GetWidget())->GetSelRange(nIndex, nStart);
 }
 
 FWL_Error CFWL_Edit::ClearSelections() {
   if (!GetWidget())
     return FWL_Error::Indefinite;
-  return GetWidget()->ClearSelections();
+  return ToEdit(GetWidget())->ClearSelections();
 }
 
 int32_t CFWL_Edit::GetLimit() {
   if (!GetWidget())
     return -1;
-  return GetWidget()->GetLimit();
+  return ToEdit(GetWidget())->GetLimit();
 }
 
 FWL_Error CFWL_Edit::SetLimit(int32_t nLimit) {
   if (!GetWidget())
     return FWL_Error::Indefinite;
-  return GetWidget()->SetLimit(nLimit);
+  return ToEdit(GetWidget())->SetLimit(nLimit);
 }
 
 FWL_Error CFWL_Edit::SetAliasChar(FX_WCHAR wAlias) {
   if (!GetWidget())
     return FWL_Error::Indefinite;
-  return GetWidget()->SetAliasChar(wAlias);
+  return ToEdit(GetWidget())->SetAliasChar(wAlias);
 }
 
 FWL_Error CFWL_Edit::Insert(int32_t nStart,
@@ -125,19 +129,19 @@ FWL_Error CFWL_Edit::Insert(int32_t nStart,
                             int32_t nLen) {
   if (!GetWidget())
     return FWL_Error::Indefinite;
-  return GetWidget()->Insert(nStart, lpText, nLen);
+  return ToEdit(GetWidget())->Insert(nStart, lpText, nLen);
 }
 
 FWL_Error CFWL_Edit::DeleteSelections() {
   if (!GetWidget())
     return FWL_Error::Indefinite;
-  return GetWidget()->DeleteSelections();
+  return ToEdit(GetWidget())->DeleteSelections();
 }
 
 FWL_Error CFWL_Edit::DeleteRange(int32_t nStart, int32_t nCount) {
   if (!GetWidget())
     return FWL_Error::Indefinite;
-  return GetWidget()->DeleteRange(nStart, nCount);
+  return ToEdit(GetWidget())->DeleteRange(nStart, nCount);
 }
 
 FWL_Error CFWL_Edit::Replace(int32_t nStart,
@@ -145,90 +149,89 @@ FWL_Error CFWL_Edit::Replace(int32_t nStart,
                              const CFX_WideStringC& wsReplace) {
   if (!GetWidget())
     return FWL_Error::Indefinite;
-  return GetWidget()->Replace(nStart, nLen, wsReplace);
+  return ToEdit(GetWidget())->Replace(nStart, nLen, wsReplace);
 }
 
 FWL_Error CFWL_Edit::DoClipboard(int32_t iCmd) {
   if (!GetWidget())
     return FWL_Error::Indefinite;
-  return GetWidget()->DoClipboard(iCmd);
+  return ToEdit(GetWidget())->DoClipboard(iCmd);
 }
 
 FX_BOOL CFWL_Edit::Redo(const IFDE_TxtEdtDoRecord* pRecord) {
-  return GetWidget() && GetWidget()->Redo(pRecord);
+  return GetWidget() && ToEdit(GetWidget())->Redo(pRecord);
 }
 
 FX_BOOL CFWL_Edit::Undo(const IFDE_TxtEdtDoRecord* pRecord) {
-  return GetWidget() && GetWidget()->Undo(pRecord);
+  return GetWidget() && ToEdit(GetWidget())->Undo(pRecord);
 }
 
 FWL_Error CFWL_Edit::SetTabWidth(FX_FLOAT fTabWidth, FX_BOOL bEquidistant) {
   if (!GetWidget())
     return FWL_Error::Indefinite;
-  return GetWidget()->SetTabWidth(fTabWidth, bEquidistant);
+  return ToEdit(GetWidget())->SetTabWidth(fTabWidth, bEquidistant);
 }
 
 FWL_Error CFWL_Edit::SetNumberRange(int32_t iMin, int32_t iMax) {
-  if (iMin > iMax) {
+  if (iMin > iMax)
     return FWL_Error::ParameterInvalid;
-  }
-  return GetWidget()->SetNumberRange(iMin, iMax);
+  return ToEdit(GetWidget())->SetNumberRange(iMin, iMax);
 }
 
 FWL_Error CFWL_Edit::SetBackColor(uint32_t dwColor) {
   if (!GetWidget())
     return FWL_Error::Indefinite;
-  return GetWidget()->SetBackgroundColor(dwColor);
+  return ToEdit(GetWidget())->SetBackgroundColor(dwColor);
 }
 
 FWL_Error CFWL_Edit::SetFont(const CFX_WideString& wsFont, FX_FLOAT fSize) {
   if (!GetWidget())
     return FWL_Error::Indefinite;
-  return GetWidget()->SetFont(wsFont, fSize);
+  return ToEdit(GetWidget())->SetFont(wsFont, fSize);
 }
 
 FX_BOOL CFWL_Edit::CanUndo() {
-  return GetWidget()->CanUndo();
+  return ToEdit(GetWidget())->CanUndo();
 }
 
 FX_BOOL CFWL_Edit::CanRedo() {
-  return GetWidget()->CanRedo();
+  return ToEdit(GetWidget())->CanRedo();
 }
 
 FX_BOOL CFWL_Edit::Undo() {
-  return GetWidget()->Undo();
+  return ToEdit(GetWidget())->Undo();
 }
 
 FX_BOOL CFWL_Edit::Redo() {
-  return GetWidget()->Undo();
+  return ToEdit(GetWidget())->Undo();
 }
 
 FX_BOOL CFWL_Edit::Copy(CFX_WideString& wsCopy) {
-  return GetWidget()->Copy(wsCopy);
+  return ToEdit(GetWidget())->Copy(wsCopy);
 }
 
 FX_BOOL CFWL_Edit::Cut(CFX_WideString& wsCut) {
-  return GetWidget()->Cut(wsCut);
+  return ToEdit(GetWidget())->Cut(wsCut);
 }
 
 FX_BOOL CFWL_Edit::Paste(const CFX_WideString& wsPaste) {
-  return GetWidget()->Paste(wsPaste);
+  return ToEdit(GetWidget())->Paste(wsPaste);
 }
 
 FX_BOOL CFWL_Edit::Delete() {
-  return GetWidget()->Delete();
+  return ToEdit(GetWidget())->Delete();
 }
 
 void CFWL_Edit::SetScrollOffset(FX_FLOAT fScrollOffset) {
-  return GetWidget()->SetScrollOffset(fScrollOffset);
+  return ToEdit(GetWidget())->SetScrollOffset(fScrollOffset);
 }
 
 FX_BOOL CFWL_Edit::GetSuggestWords(CFX_PointF pointf,
                                    std::vector<CFX_ByteString>& sSuggest) {
-  return GetWidget()->GetSuggestWords(pointf, sSuggest);
+  return ToEdit(GetWidget())->GetSuggestWords(pointf, sSuggest);
 }
 
 FX_BOOL CFWL_Edit::ReplaceSpellCheckWord(CFX_PointF pointf,
                                          const CFX_ByteStringC& bsReplace) {
-  return GetWidget()->ReplaceSpellCheckWord(pointf, bsReplace);
+  return ToEdit(GetWidget())->ReplaceSpellCheckWord(pointf, bsReplace);
 }
diff --git a/xfa/fwl/core/cfwl_edit.h b/xfa/fwl/core/cfwl_edit.h
index 016ac8f9da..c18420015f 100644
--- a/xfa/fwl/core/cfwl_edit.h
+++ b/xfa/fwl/core/cfwl_edit.h
@@ -20,9 +20,6 @@ class CFWL_Edit : public CFWL_Widget {
   CFWL_Edit(const IFWL_App*);
   ~CFWL_Edit() override;
 
-  IFWL_Edit* GetWidget() override;
-  const IFWL_Edit* GetWidget() const override;
-
   void Initialize();
 
   FWL_Error SetText(const CFX_WideString& wsText);
diff --git a/xfa/fwl/core/cfwl_listbox.cpp b/xfa/fwl/core/cfwl_listbox.cpp
index 5820a27926..139c488830 100644
--- a/xfa/fwl/core/cfwl_listbox.cpp
+++ b/xfa/fwl/core/cfwl_listbox.cpp
@@ -10,6 +10,14 @@
 
 #include "third_party/base/stl_util.h"
 
+namespace {
+
+IFWL_ListBox* ToListBox(IFWL_Widget* widget) {
+  return static_cast<IFWL_ListBox*>(widget);
+}
+
+}  // namespace
+
 CFWL_ListBox::CFWL_ListBox(const IFWL_App* app) : CFWL_Widget(app) {}
 
 CFWL_ListBox::~CFWL_ListBox() {}
@@ -25,14 +33,6 @@ void CFWL_ListBox::Initialize() {
   CFWL_Widget::Initialize();
 }
 
-IFWL_ListBox* CFWL_ListBox::GetWidget() {
-  return static_cast<IFWL_ListBox*>(m_pIface.get());
-}
-
-const IFWL_ListBox* CFWL_ListBox::GetWidget() const {
-  return static_cast<IFWL_ListBox*>(m_pIface.get());
-}
-
 FWL_Error CFWL_ListBox::AddDIBitmap(CFX_DIBitmap* pDIB, IFWL_ListItem* pItem) {
   static_cast<CFWL_ListItem*>(pItem)->m_pDIB = pDIB;
   return FWL_Error::Succeeded;
@@ -78,38 +78,38 @@ void CFWL_ListBox::DeleteAll() {
 int32_t CFWL_ListBox::CountSelItems() {
   if (!GetWidget())
     return 0;
-  return GetWidget()->CountSelItems();
+  return ToListBox(GetWidget())->CountSelItems();
 }
 
 IFWL_ListItem* CFWL_ListBox::GetSelItem(int32_t nIndexSel) {
   if (!GetWidget())
     return nullptr;
-  return GetWidget()->GetSelItem(nIndexSel);
+  return ToListBox(GetWidget())->GetSelItem(nIndexSel);
 }
 
 int32_t CFWL_ListBox::GetSelIndex(int32_t nIndex) {
   if (!GetWidget())
     return 0;
-  return GetWidget()->GetSelIndex(nIndex);
+  return ToListBox(GetWidget())->GetSelIndex(nIndex);
 }
 
 FWL_Error CFWL_ListBox::SetSelItem(IFWL_ListItem* pItem, FX_BOOL bSelect) {
   if (!GetWidget())
     return FWL_Error::Indefinite;
-  return GetWidget()->SetSelItem(pItem, bSelect);
+  return ToListBox(GetWidget())->SetSelItem(pItem, bSelect);
 }
 
 FWL_Error CFWL_ListBox::GetItemText(IFWL_ListItem* pItem,
                                     CFX_WideString& wsText) {
   if (!GetWidget())
     return FWL_Error::Indefinite;
-  return GetWidget()->GetItemText(pItem, wsText);
+  return ToListBox(GetWidget())->GetItemText(pItem, wsText);
 }
 
 FWL_Error CFWL_ListBox::GetScrollPos(FX_FLOAT& fPos, FX_BOOL bVert) {
   if (!GetWidget())
     return FWL_Error::Indefinite;
-  return GetWidget()->GetScrollPos(fPos, bVert);
+  return ToListBox(GetWidget())->GetScrollPos(fPos, bVert);
 }
 
 FWL_Error CFWL_ListBox::SetItemHeight(FX_FLOAT fItemHeight) {
@@ -176,8 +176,8 @@ IFWL_ListItem* CFWL_ListBox::GetItemAtPoint(FX_FLOAT fx, FX_FLOAT fy) {
   fy -= rtClient.top;
   FX_FLOAT fPosX = 0;
   FX_FLOAT fPosY = 0;
-  GetWidget()->GetScrollPos(fx);
-  GetWidget()->GetScrollPos(fy, FALSE);
+  ToListBox(GetWidget())->GetScrollPos(fx);
+  ToListBox(GetWidget())->GetScrollPos(fy, FALSE);
   int32_t nCount = m_ListBoxDP.CountItems(nullptr);
   for (int32_t i = 0; i < nCount; i++) {
     IFWL_ListItem* pItem = m_ListBoxDP.GetItem(nullptr, i);
diff --git a/xfa/fwl/core/cfwl_listbox.h b/xfa/fwl/core/cfwl_listbox.h
index 436e8372bc..42740fbfbc 100644
--- a/xfa/fwl/core/cfwl_listbox.h
+++ b/xfa/fwl/core/cfwl_listbox.h
@@ -22,9 +22,6 @@ class CFWL_ListBox : public CFWL_Widget {
   CFWL_ListBox(const IFWL_App*);
   ~CFWL_ListBox() override;
 
-  IFWL_ListBox* GetWidget() override;
-  const IFWL_ListBox* GetWidget() const override;
-
   void Initialize();
 
   FWL_Error AddDIBitmap(CFX_DIBitmap* pDIB, IFWL_ListItem* pItem);
diff --git a/xfa/fwl/core/cfwl_picturebox.cpp b/xfa/fwl/core/cfwl_picturebox.cpp
index de6bf737b6..51f9d77ca1 100644
--- a/xfa/fwl/core/cfwl_picturebox.cpp
+++ b/xfa/fwl/core/cfwl_picturebox.cpp
@@ -23,14 +23,6 @@ void CFWL_PictureBox::Initialize() {
   CFWL_Widget::Initialize();
 }
 
-IFWL_PictureBox* CFWL_PictureBox::GetWidget() {
-  return static_cast<IFWL_PictureBox*>(m_pIface.get());
-}
-
-const IFWL_PictureBox* CFWL_PictureBox::GetWidget() const {
-  return static_cast<IFWL_PictureBox*>(m_pIface.get());
-}
-
 CFX_DIBitmap* CFWL_PictureBox::GetPicture() {
   return m_PictureBoxDP.m_pBitmap;
 }
diff --git a/xfa/fwl/core/cfwl_picturebox.h b/xfa/fwl/core/cfwl_picturebox.h
index d64be21e06..f8fcdfbb13 100644
--- a/xfa/fwl/core/cfwl_picturebox.h
+++ b/xfa/fwl/core/cfwl_picturebox.h
@@ -16,9 +16,6 @@ class CFWL_PictureBox : public CFWL_Widget {
   CFWL_PictureBox(const IFWL_App*);
   ~CFWL_PictureBox() override;
 
-  IFWL_PictureBox* GetWidget() override;
-  const IFWL_PictureBox* GetWidget() const override;
-
   void Initialize();
 
   CFX_DIBitmap* GetPicture();
diff --git a/xfa/fwl/core/cfwl_pushbutton.cpp b/xfa/fwl/core/cfwl_pushbutton.cpp
index 2d03e86412..3f81d8c449 100644
--- a/xfa/fwl/core/cfwl_pushbutton.cpp
+++ b/xfa/fwl/core/cfwl_pushbutton.cpp
@@ -23,14 +23,6 @@ void CFWL_PushButton::Initialize() {
   CFWL_Widget::Initialize();
 }
 
-IFWL_PushButton* CFWL_PushButton::GetWidget() {
-  return static_cast<IFWL_PushButton*>(m_pIface.get());
-}
-
-const IFWL_PushButton* CFWL_PushButton::GetWidget() const {
-  return static_cast<IFWL_PushButton*>(m_pIface.get());
-}
-
 FWL_Error CFWL_PushButton::GetCaption(CFX_WideString& wsCaption) {
   wsCaption = m_buttonData.m_wsCaption;
   return FWL_Error::Succeeded;
diff --git a/xfa/fwl/core/cfwl_pushbutton.h b/xfa/fwl/core/cfwl_pushbutton.h
index c20e5539af..1c4b6b47a1 100644
--- a/xfa/fwl/core/cfwl_pushbutton.h
+++ b/xfa/fwl/core/cfwl_pushbutton.h
@@ -15,9 +15,6 @@ class CFWL_PushButton : public CFWL_Widget {
   CFWL_PushButton(const IFWL_App*);
   ~CFWL_PushButton() override;
 
-  IFWL_PushButton* GetWidget() override;
-  const IFWL_PushButton* GetWidget() const override;
-
   void Initialize();
 
   FWL_Error GetCaption(CFX_WideString& wsCaption);
diff --git a/xfa/fwl/core/cfwl_widget.h b/xfa/fwl/core/cfwl_widget.h
index bf8f98e6e7..64e6dc66fa 100644
--- a/xfa/fwl/core/cfwl_widget.h
+++ b/xfa/fwl/core/cfwl_widget.h
@@ -24,8 +24,8 @@ class CFWL_Widget {
   CFWL_Widget(const IFWL_App*);
   virtual ~CFWL_Widget();
 
-  virtual IFWL_Widget* GetWidget();
-  virtual const IFWL_Widget* GetWidget() const;
+  IFWL_Widget* GetWidget();
+  const IFWL_Widget* GetWidget() const;
 
   FWL_Error GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE);
   FWL_Error SetWidgetRect(const CFX_RectF& rect);
-- 
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