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

xfa/fwl/basewidget/fwl_listboximp.h

Index: xfa/fwl/basewidget/fwl_listboximp.h
diff --git a/xfa/fwl/basewidget/fwl_listboximp.h b/xfa/fwl/basewidget/fwl_listboximp.h
deleted file mode 100644
index 6a2fcb138ee5dbd71e901ba5dd9fa2c4747f7c03..0000000000000000000000000000000000000000
--- a/xfa/fwl/basewidget/fwl_listboximp.h
+++ /dev/null
@@ -1,126 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef XFA_FWL_BASEWIDGET_FWL_LISTBOXIMP_H_
-#define XFA_FWL_BASEWIDGET_FWL_LISTBOXIMP_H_
-
-#include <memory>
-
-#include "xfa/fwl/basewidget/ifwl_combobox.h"
-#include "xfa/fwl/basewidget/ifwl_edit.h"
-#include "xfa/fwl/basewidget/ifwl_listbox.h"
-#include "xfa/fwl/basewidget/ifwl_scrollbar.h"
-#include "xfa/fwl/core/fwl_widgetimp.h"
-
-class CFWL_ListBoxImpDelegate;
-class CFWL_MsgKillFocus;
-class CFWL_MsgMouse;
-class CFWL_MsgMouseWheel;
-
-class CFWL_ListBoxImp : public CFWL_WidgetImp {
- public:
-  CFWL_ListBoxImp(const CFWL_WidgetImpProperties& properties,
-                  IFWL_Widget* pOuter);
-  ~CFWL_ListBoxImp() override;
-
-  // CFWL_WidgetImp
-  FWL_Error GetClassName(CFX_WideString& wsClass) const override;
-  FWL_Type GetClassID() const override;
-  FWL_Error Initialize() override;
-  FWL_Error Finalize() override;
-  FWL_Error GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE) override;
-  FWL_Error Update() override;
-  FWL_WidgetHit HitTest(FX_FLOAT fx, FX_FLOAT fy) override;
-  FWL_Error DrawWidget(CFX_Graphics* pGraphics,
-                       const CFX_Matrix* pMatrix = nullptr) override;
-  FWL_Error SetThemeProvider(IFWL_ThemeProvider* pThemeProvider) override;
-
-  int32_t CountSelItems();
-  IFWL_ListItem* GetSelItem(int32_t nIndexSel);
-  int32_t GetSelIndex(int32_t nIndex);
-  FWL_Error SetSelItem(IFWL_ListItem* hItem, FX_BOOL bSelect = TRUE);
-  FWL_Error GetItemText(IFWL_ListItem* hItem, CFX_WideString& wsText);
-  FWL_Error GetScrollPos(FX_FLOAT& fPos, FX_BOOL bVert = TRUE);
-  FWL_Error* Sort(IFWL_ListBoxCompare* pCom);
-
- protected:
-  friend class CFWL_ListBoxImpDelegate;
-
-  IFWL_ListItem* GetItem(IFWL_ListItem* hItem, uint32_t dwKeyCode);
-  void SetSelection(IFWL_ListItem* hStart,
-                    IFWL_ListItem* hEnd,
-                    FX_BOOL bSelected);
-  void SetSelectionDirect(IFWL_ListItem* hItem, FX_BOOL bSelect);
-  FX_BOOL IsItemSelected(IFWL_ListItem* hItem);
-  void ClearSelection();
-  void SelectAll();
-  IFWL_ListItem* GetFocusedItem();
-  void SetFocusItem(IFWL_ListItem* hItem);
-  IFWL_ListItem* GetItemAtPoint(FX_FLOAT fx, FX_FLOAT fy);
-  FX_BOOL GetItemCheckRect(IFWL_ListItem* hItem, CFX_RectF& rtCheck);
-  FX_BOOL SetItemChecked(IFWL_ListItem* hItem, FX_BOOL bChecked);
-  FX_BOOL GetItemChecked(IFWL_ListItem* hItem);
-  FX_BOOL ScrollToVisible(IFWL_ListItem* hItem);
-  void DrawBkground(CFX_Graphics* pGraphics,
-                    IFWL_ThemeProvider* pTheme,
-                    const CFX_Matrix* pMatrix = nullptr);
-  void DrawItems(CFX_Graphics* pGraphics,
-                 IFWL_ThemeProvider* pTheme,
-                 const CFX_Matrix* pMatrix = nullptr);
-  void DrawItem(CFX_Graphics* pGraphics,
-                IFWL_ThemeProvider* pTheme,
-                IFWL_ListItem* hItem,
-                int32_t Index,
-                const CFX_RectF& rtItem,
-                const CFX_Matrix* pMatrix = nullptr);
-  void DrawStatic(CFX_Graphics* pGraphics, IFWL_ThemeProvider* pTheme);
-  CFX_SizeF CalcSize(FX_BOOL bAutoSize = FALSE);
-  void GetItemSize(CFX_SizeF& size,
-                   IFWL_ListItem* hItem,
-                   FX_FLOAT fWidth,
-                   FX_FLOAT fHeight,
-                   FX_BOOL bAutoSize = FALSE);
-  FX_FLOAT GetMaxTextWidth();
-  FX_FLOAT GetScrollWidth();
-  FX_FLOAT GetItemHeigt();
-  void InitScrollBar(FX_BOOL bVert = TRUE);
-  FX_BOOL IsShowScrollBar(FX_BOOL bVert);
-  void ProcessSelChanged();
-
-  CFX_RectF m_rtClient;
-  CFX_RectF m_rtStatic;
-  CFX_RectF m_rtConent;
-  std::unique_ptr<IFWL_ScrollBar> m_pHorzScrollBar;
-  std::unique_ptr<IFWL_ScrollBar> m_pVertScrollBar;
-  uint32_t m_dwTTOStyles;
-  int32_t m_iTTOAligns;
-  IFWL_ListItem* m_hAnchor;
-  FX_FLOAT m_fItemHeight;
-  FX_FLOAT m_fScorllBarWidth;
-  FX_BOOL m_bLButtonDown;
-  IFWL_ThemeProvider* m_pScrollBarTP;
-};
-class CFWL_ListBoxImpDelegate : public CFWL_WidgetImpDelegate {
- public:
-  CFWL_ListBoxImpDelegate(CFWL_ListBoxImp* pOwner);
-  void OnProcessMessage(CFWL_Message* pMessage) override;
-  void OnProcessEvent(CFWL_Event* pEvent) override;
-  void OnDrawWidget(CFX_Graphics* pGraphics,
-                    const CFX_Matrix* pMatrix = nullptr) override;
-
- protected:
-  void OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
-  void OnLButtonDown(CFWL_MsgMouse* pMsg);
-  void OnLButtonUp(CFWL_MsgMouse* pMsg);
-  void OnMouseWheel(CFWL_MsgMouseWheel* pMsg);
-  void OnKeyDown(CFWL_MsgKey* pMsg);
-  void OnVK(IFWL_ListItem* hItem, FX_BOOL bShift, FX_BOOL bCtrl);
-  FX_BOOL OnScroll(IFWL_ScrollBar* pScrollBar, uint32_t dwCode, FX_FLOAT fPos);
-  void DispatchSelChangedEv();
-  CFWL_ListBoxImp* m_pOwner;
-};
-
-#endif  // XFA_FWL_BASEWIDGET_FWL_LISTBOXIMP_H_