XFA: add CPDFDocumentToFPDFDocument()

fpdfsdk/include/fsdk_baseform.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 FPDFSDK_INCLUDE_FSDK_BASEFORM_H_
 #define FPDFSDK_INCLUDE_FSDK_BASEFORM_H_
 
 #if _FX_OS_ == _FX_ANDROID_
@@ skipping 48 matching lines @@
   int nSelEnd;               // in[out]
   int nSelStart;             // in[out]
   CFX_WideString sValue;     // in[out]
   FX_BOOL bWillCommit;       // in
   FX_BOOL bFieldFull;        // in
   FX_BOOL bRC;               // in[out]
 } PDFSDK_FieldAction;
 
 class CPDFSDK_Widget : public CPDFSDK_BAAnnot {
  public:
-  IXFA_Widget* GetMixXFAWidget();
+  IXFA_Widget* GetMixXFAWidget() const;
   IXFA_Widget* GetGroupMixXFAWidget();
-  IXFA_WidgetHandler* GetXFAWidgetHandler();
+  IXFA_WidgetHandler* GetXFAWidgetHandler() const;
 
   FX_BOOL HasXFAAAction(PDFSDK_XFAAActionType eXFAAAT);
   FX_BOOL OnXFAAAction(PDFSDK_XFAAActionType eXFAAAT,
                        PDFSDK_FieldAction& data,
                        CPDFSDK_PageView* pPageView);
 
   void Synchronize(FX_BOOL bSynchronizeElse);
   void SynchronizeXFAValue();
   void SynchronizeXFAItems();
 
@@ skipping 25 matching lines @@
   // FIELDFLAG_REQUIRED
   // FIELDFLAG_NOEXPORT
   int GetFieldFlags() const;
   int GetRotate() const;
 
   FX_BOOL GetFillColor(FX_COLORREF& color) const;
   FX_BOOL GetBorderColor(FX_COLORREF& color) const;
   FX_BOOL GetTextColor(FX_COLORREF& color) const;
   FX_FLOAT GetFontSize() const;
 
-  int GetSelectedIndex(int nIndex);
-  CFX_WideString GetValue(FX_BOOL bDisplay = TRUE);
+  int GetSelectedIndex(int nIndex) const;
+  CFX_WideString GetValue(FX_BOOL bDisplay = TRUE) const;
   CFX_WideString GetDefaultValue() const;
   CFX_WideString GetOptionLabel(int nIndex) const;
   int CountOptions() const;
-  FX_BOOL IsOptionSelected(int nIndex);
+  FX_BOOL IsOptionSelected(int nIndex) const;
   int GetTopVisibleIndex() const;
-  FX_BOOL IsChecked();
+  FX_BOOL IsChecked() const;
   /*
   BF_ALIGN_LEFT
   BF_ALIGN_MIDDL
   BF_ALIGN_RIGHT
   */
   int GetAlignment() const;
   int GetMaxLen() const;
-  CFX_WideString GetName();
+  CFX_WideString GetName() const;
   CFX_WideString GetAlternateName() const;
 
   // Set Properties.
   void SetCheck(FX_BOOL bChecked, FX_BOOL bNotify);
   void SetValue(const CFX_WideString& sValue, FX_BOOL bNotify);
   void SetDefaultValue(const CFX_WideString& sValue);
   void SetOptionSelection(int index, FX_BOOL bSelected, FX_BOOL bNotify);
   void ClearSelection(FX_BOOL bNotify);
   void SetTopVisibleIndex(int index);
 
@@ skipping 48 matching lines @@
  public:
   FX_BOOL IsWidgetAppearanceValid(CPDF_Annot::AppearanceMode mode);
   void DrawAppearance(CFX_RenderDevice* pDevice,
                       const CPDF_Matrix* pUser2Device,
                       CPDF_Annot::AppearanceMode mode,
                       const CPDF_RenderOptions* pOptions);
 
  public:
   FX_BOOL HitTest(FX_FLOAT pageX, FX_FLOAT pageY);
 
- private:
   CPDFSDK_InterForm* m_pInterForm;
   FX_BOOL m_bAppModified;
   int32_t m_nAppAge;
   int32_t m_nValueAge;
 
-  IXFA_Widget* m_hMixXFAWidget;
-  IXFA_WidgetHandler* m_pWidgetHandler;
+  mutable IXFA_Widget* m_hMixXFAWidget;
+  mutable IXFA_WidgetHandler* m_pWidgetHandler;
 };
 
 class CPDFSDK_XFAWidget : public CPDFSDK_Annot {
  public:
   CPDFSDK_XFAWidget(IXFA_Widget* pAnnot,
                     CPDFSDK_PageView* pPageView,
                     CPDFSDK_InterForm* pInterForm);
   virtual ~CPDFSDK_XFAWidget() {}
 
  public:
@@ skipping 159 matching lines @@
   static CPDF_Rect GetAnnotRect(CPDFSDK_Annot* pAnnot);
 
   CPDFSDK_PageView* m_pPageView;
   CFX_ByteString m_sType;
   CFX_ByteString m_sSubType;
   int m_nTabs;
   CPDFSDK_Annots m_Annots;
 };
 
 #endif  // FPDFSDK_INCLUDE_FSDK_BASEFORM_H_