Remove unused FWL Panel code.

xfa/fwl/core/fwl_formimp.h

 // 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_CORE_FWL_FORMIMP_H_
 #define XFA_FWL_CORE_FWL_FORMIMP_H_
 
-#include "xfa/fwl/core/fwl_panelimp.h"
 #include "xfa/fwl/core/fwl_widgetimp.h"
 #include "xfa/fwl/core/ifwl_form.h"
 
 class CFWL_MsgMouse;
 class CFWL_MsgClose;
 class CFWL_MsgWindowMove;
 class CFWL_NoteLoop;
 class CFWL_WidgetImpProperties;
 class IFWL_Widget;
 class IFWL_ThemeProvider;
 class CFWL_SysBtn;
 class CFWL_FormImp;
 class CFWL_FormImpDelegate;
 
 #define FWL_SYSBUTTONSTATE_Hover 0x0001
 #define FWL_SYSBUTTONSTATE_Pressed 0x0002
 #define FWL_SYSBUTTONSTATE_Disabled 0x0010
 class CFWL_SysBtn {
  public:
   CFWL_SysBtn() {
     m_rtBtn.Set(0, 0, 0, 0);
     m_dwState = 0;
   }
 
-  FX_BOOL IsHover() { return m_dwState & FWL_SYSBUTTONSTATE_Hover; }
-  FX_BOOL IsPressed() { return m_dwState & FWL_SYSBUTTONSTATE_Pressed; }
   FX_BOOL IsDisabled() { return m_dwState & FWL_SYSBUTTONSTATE_Disabled; }
+
   void SetNormal() { m_dwState &= 0xFFF0; }
   void SetPressed() {
     SetNormal();
     m_dwState |= FWL_SYSBUTTONSTATE_Pressed;
   }
   void SetHover() {
     SetNormal();
     m_dwState |= FWL_SYSBUTTONSTATE_Hover;
   }
   void SetDisabled(FX_BOOL bDisabled) {
@@ skipping 11 matching lines @@
 enum FORM_RESIZETYPE {
   FORM_RESIZETYPE_None = 0,
   FORM_RESIZETYPE_Cap,
 };
 
 typedef struct RestoreResizeInfo {
   CFX_PointF m_ptStart;
   CFX_SizeF m_szStart;
 } RestoreInfo;
 
-class CFWL_FormImp : public CFWL_PanelImp {
+class CFWL_FormImp : public CFWL_WidgetImp {
  public:
   CFWL_FormImp(const CFWL_WidgetImpProperties& properties, IFWL_Widget* pOuter);
   virtual ~CFWL_FormImp();
   virtual FWL_ERR GetClassName(CFX_WideString& wsClass) const;
   virtual uint32_t GetClassID() const;
   virtual FX_BOOL IsInstance(const CFX_WideStringC& wsClass) const;
   virtual FWL_ERR Initialize();
   virtual FWL_ERR Finalize();
 
   virtual FWL_ERR GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE);
@@ skipping 78 matching lines @@
   FX_BOOL m_bCustomizeLayout;
   FWL_FORMSIZE m_eFormSize;
   FX_BOOL m_bDoModalFlag;
   FX_FLOAT m_fSmallIconSz;
   FX_FLOAT m_fBigIconSz;
   CFX_DIBitmap* m_pBigIcon;
   CFX_DIBitmap* m_pSmallIcon;
   FX_BOOL m_bMouseIn;
   friend class CFWL_FormImpDelegate;
 };
+
 class CFWL_FormImpDelegate : public CFWL_WidgetImpDelegate {
  public:
   CFWL_FormImpDelegate(CFWL_FormImp* pOwner);
   int32_t OnProcessMessage(CFWL_Message* pMessage) override;
   FWL_ERR OnProcessEvent(CFWL_Event* pEvent) override;
   FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
                        const CFX_Matrix* pMatrix = NULL) override;
 
  protected:
   void OnLButtonDown(CFWL_MsgMouse* pMsg);
   void OnLButtonUp(CFWL_MsgMouse* pMsg);
   void OnMouseMove(CFWL_MsgMouse* pMsg);
   void OnMouseHover(CFWL_MsgMouse* pMsg);
   void OnMouseLeave(CFWL_MsgMouse* pMsg);
   void OnLButtonDblClk(CFWL_MsgMouse* pMsg);
   void OnWindowMove(CFWL_MsgWindowMove* pMsg);
   void OnClose(CFWL_MsgClose* pMsg);
   CFWL_FormImp* m_pOwner;
 };
 
 #endif  // XFA_FWL_CORE_FWL_FORMIMP_H_