Pass objects instead of strings for undo/redo records.

xfa/fwl/basewidget/ifwl_edit.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_BASEWIDGET_IFWL_EDIT_H_
 #define XFA_FWL_BASEWIDGET_IFWL_EDIT_H_
 
 #include <vector>
@@ skipping 73 matching lines @@
 END_FWL_EVENT_DEF
 
 BEGIN_FWL_EVENT_DEF(CFWL_EvtEdtGetSuggestWords,
                     CFWL_EventType::GetSuggestedWords)
 FX_BOOL bSuggestWords;
 CFX_ByteString bsWord;
 std::vector<CFX_ByteString> bsArraySuggestWords;
 END_FWL_EVENT_DEF
 
 class CFWL_WidgetImpProperties;
+class IFDE_TxtEdtDoRecord;
 
 class IFWL_EditDP : public IFWL_DataProvider {};
 
 class IFWL_Edit : public IFWL_Widget {
  public:
   static IFWL_Edit* Create(const CFWL_WidgetImpProperties& properties,
                            IFWL_Widget* pOuter);
   static IFWL_Edit* CreateComboEdit(const CFWL_WidgetImpProperties& properties,
                                     IFWL_Widget* pOuter);
 
@@ skipping 17 matching lines @@
   FWL_Error DeleteSelections();
   FWL_Error DeleteRange(int32_t nStart, int32_t nCount = -1);
   FWL_Error Replace(int32_t nStart,
                     int32_t nLen,
                     const CFX_WideStringC& wsReplace);
   FWL_Error DoClipboard(int32_t iCmd);
   FX_BOOL Copy(CFX_WideString& wsCopy);
   FX_BOOL Cut(CFX_WideString& wsCut);
   FX_BOOL Paste(const CFX_WideString& wsPaste);
   FX_BOOL Delete();
-  FX_BOOL Redo(const CFX_ByteStringC& bsRecord);
-  FX_BOOL Undo(const CFX_ByteStringC& bsRecord);
+  FX_BOOL Redo(const IFDE_TxtEdtDoRecord* pRecord);
+  FX_BOOL Undo(const IFDE_TxtEdtDoRecord* pRecord);
   FX_BOOL Undo();
   FX_BOOL Redo();
   FX_BOOL CanUndo();
   FX_BOOL CanRedo();
   FWL_Error SetTabWidth(FX_FLOAT fTabWidth, FX_BOOL bEquidistant);
   FWL_Error SetOuter(IFWL_Widget* pOuter);
   FWL_Error SetNumberRange(int32_t iMin, int32_t iMax);
   FWL_Error SetBackColor(uint32_t dwColor);
   FWL_Error SetFont(const CFX_WideString& wsFont, FX_FLOAT fSize);
   void SetScrollOffset(FX_FLOAT fScrollOffset);
   FX_BOOL GetSuggestWords(CFX_PointF pointf,
                           std::vector<CFX_ByteString>& sSuggest);
   FX_BOOL ReplaceSpellCheckWord(CFX_PointF pointf,
                                 const CFX_ByteStringC& bsReplace);
 
  protected:
   IFWL_Edit();
 };
 
 #endif  // XFA_FWL_BASEWIDGET_IFWL_EDIT_H_