IFWL method and param cleanup

xfa/fwl/core/cfwl_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_CORE_CFWL_EDIT_H_
 #define XFA_FWL_CORE_CFWL_EDIT_H_
 
 #include <vector>
 
 #include "xfa/fwl/core/cfwl_widget.h"
 #include "xfa/fwl/core/ifwl_edit.h"
 
 class IFDE_TxtEdtDoRecord;
 
 class CFWL_Edit : public CFWL_Widget {
  public:
   CFWL_Edit(const IFWL_App*);
   ~CFWL_Edit() override;
 
   void Initialize();
 
-  FWL_Error SetText(const CFX_WideString& wsText);
-  int32_t GetTextLength() const;
-  FWL_Error GetText(CFX_WideString& wsText,
-                    int32_t nStart = 0,
-                    int32_t nCount = -1) const;
-  FWL_Error ClearText();
-  int32_t GetCaretPos() const;
-  int32_t SetCaretPos(int32_t nIndex, bool bBefore = true);
-  int32_t AddSelRange(int32_t nStart, int32_t nCount = -1);
+  void SetText(const CFX_WideString& wsText);
+  void GetText(CFX_WideString& wsText, int32_t nStart = 0, int32_t nCount = -1);
   int32_t CountSelRanges();
   int32_t GetSelRange(int32_t nIndex, int32_t& nStart);
-  FWL_Error ClearSelections();
   int32_t GetLimit();
-  FWL_Error SetLimit(int32_t nLimit);
-  FWL_Error SetAliasChar(FX_WCHAR wAlias);
-  FWL_Error SetFormatString(const CFX_WideString& wsFormat);
-  FWL_Error Insert(int32_t nStart, const FX_WCHAR* lpText, int32_t nLen);
-  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);
-  bool Redo(const IFDE_TxtEdtDoRecord* pRecord);
-  bool Undo(const IFDE_TxtEdtDoRecord* pRecord);
-  FWL_Error SetTabWidth(FX_FLOAT fTabWidth, bool bEquidistant);
-  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);
-  bool CanUndo();
-  bool CanRedo();
-  bool Undo();
-  bool Redo();
-  bool Copy(CFX_WideString& wsCopy);
-  bool Cut(CFX_WideString& wsCut);
-  bool Paste(const CFX_WideString& wsPaste);
-  bool Delete();
+  void SetLimit(int32_t nLimit);
+  void SetAliasChar(FX_WCHAR wAlias);
   void SetScrollOffset(FX_FLOAT fScrollOffset);
-  bool GetSuggestWords(CFX_PointF pointf,
-                       std::vector<CFX_ByteString>& sSuggest);
-  bool ReplaceSpellCheckWord(CFX_PointF pointf,
-                             const CFX_ByteStringC& bsReplace);
 };
 
 #endif  // XFA_FWL_CORE_CFWL_EDIT_H_