FX Bool considered harmful, part 3

fpdfsdk/include/fxedit/fx_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 FPDFSDK_INCLUDE_FXEDIT_FX_EDIT_H_
 #define FPDFSDK_INCLUDE_FXEDIT_FX_EDIT_H_
 
 #include "../../../core/include/fxcrt/fx_basic.h"
@@ skipping 75 matching lines @@
                                                                                                 FX_FLOAT fSmallStep, FX_FLOAT fBigStep) = 0;
         //set the vertical scrollbar information.
         virtual void                                                    IOnSetScrollInfoY(FX_FLOAT fPlateMin, FX_FLOAT fPlateMax,
                                                                                                 FX_FLOAT fContentMin, FX_FLOAT fContentMax,
                                                                                                 FX_FLOAT fSmallStep, FX_FLOAT fBigStep) = 0;
         //set the position of horizontal scrollbar.
         virtual void                                                    IOnSetScrollPosX(FX_FLOAT fx) = 0;
         //set the position of vertical scrollbar.
         virtual void                                                    IOnSetScrollPosY(FX_FLOAT fy) = 0;
         //set the caret information.
-        virtual void                                                    IOnSetCaret(FX_BOOL bVisible,const CPDF_Point & ptHead,const CPDF_Point & ptFoot, const CPVT_WordPlace& place) = 0;
+        virtual void                                                    IOnSetCaret(bool bVisible,const CPDF_Point & ptHead,const CPDF_Point & ptFoot, const CPVT_WordPlace& place) = 0;
         //if the caret position is changed ,send the information of current postion to user.
         virtual void                                                    IOnCaretChange(const CPVT_SecProps & secProps, const CPVT_WordProps & wordProps) = 0;
         //if the text area is changed, send the information to user.
         virtual void                                                    IOnContentChange(const CPDF_Rect& rcContent) = 0;
         //Invalidate the rectangle relative to the bounding box of edit.
         virtual void                                                    IOnInvalidateRect(CPDF_Rect * pRect) = 0;
 };
 
 class IFX_Edit_OprNotify
 {
@@ skipping 17 matching lines @@
         //
         virtual void                                                    OnAddUndo(IFX_Edit_UndoItem* pUndoItem) = 0;
 };
 
 class IFX_Edit_Iterator
 {
 public:
         virtual ~IFX_Edit_Iterator()  {}
 public:
         //move the current position to the next word.
-        virtual FX_BOOL                                                 NextWord() = 0;
+        virtual bool                                                    NextWord() = 0;
         //move the current position to the next line.
-        virtual FX_BOOL                                                 NextLine() = 0;
+        virtual bool                                                    NextLine() = 0;
         //move the current position to the next section.
-        virtual FX_BOOL                                                 NextSection() = 0;
+        virtual bool                                                    NextSection() = 0;
 
         //move the current position to the previous word.
-        virtual FX_BOOL                                                 PrevWord() = 0;
+        virtual bool                                                    PrevWord() = 0;
         //move the current position to the previous line.
-        virtual FX_BOOL                                                 PrevLine() = 0;
+        virtual bool                                                    PrevLine() = 0;
         //move the current position to the previous section.
-        virtual FX_BOOL                                                 PrevSection() = 0;
+        virtual bool                                                    PrevSection() = 0;
 
         //get the information of the current word.
-        virtual FX_BOOL                                                 GetWord(CPVT_Word & word) const = 0;
+        virtual bool                                                    GetWord(CPVT_Word & word) const = 0;
         //get the information of the current line.
-        virtual FX_BOOL                                                 GetLine(CPVT_Line & line) const = 0;
+        virtual bool                                                    GetLine(CPVT_Line & line) const = 0;
         //get the information of the current section.
-        virtual FX_BOOL                                                 GetSection(CPVT_Section & section) const = 0;
+        virtual bool                                                    GetSection(CPVT_Section & section) const = 0;
         //set the current position.
         virtual void                                                    SetAt(int32_t nWordIndex) = 0;
         //set the current position.
         virtual void                                                    SetAt(const CPVT_WordPlace & place) = 0;
         //get the current position.
         virtual const CPVT_WordPlace &                  GetAt() const = 0;
 
         //get the edit which this iterator belongs to
         virtual IFX_Edit*                                               GetEdit() const = 0;
 };
@@ skipping 25 matching lines @@
         virtual IFX_Edit_Iterator*                              GetIterator() = 0;
         //get a VT pointer relative to this edit.
         virtual IPDF_VariableText*                              GetVariableText() = 0;
         //get the IFX_Edit_FontMap pointer set by user.
         virtual IFX_Edit_FontMap*                               GetFontMap() = 0;
 
         //initialize the edit.
         virtual void                                                    Initialize() = 0;
 
         //set the bounding box of the text area.
-        virtual void                                                    SetPlateRect(const CPDF_Rect & rect, FX_BOOL bPaint = TRUE) = 0;
+        virtual void                                                    SetPlateRect(const CPDF_Rect & rect, bool bPaint = true) = 0;
         //set the scroll origin
         virtual void                                                    SetScrollPos(const CPDF_Point & point) = 0;
 
         //set the horizontal text alignment in text box, nFormat (0:left 1:middle 2:right).
-        virtual void                                                    SetAlignmentH(int32_t nFormat = 0, FX_BOOL bPaint = TRUE) = 0;
+        virtual void                                                    SetAlignmentH(int32_t nFormat = 0, bool bPaint = true) = 0;
         //set the vertical text alignment in text box, nFormat (0:top 1:center 2:bottom).
-        virtual void                                                    SetAlignmentV(int32_t nFormat = 0, FX_BOOL bPaint = TRUE) = 0;
+        virtual void                                                    SetAlignmentV(int32_t nFormat = 0, bool bPaint = true) = 0;
         //if the text is shown in secret , set a character for substitute.
-        virtual void                                                    SetPasswordChar(FX_WORD wSubWord = '*', FX_BOOL bPaint = TRUE) = 0;
+        virtual void                                                    SetPasswordChar(FX_WORD wSubWord = '*', bool bPaint = true) = 0;
         //set the maximal count of words of the text.
-        virtual void                                                    SetLimitChar(int32_t nLimitChar = 0, FX_BOOL bPaint = TRUE) = 0;
+        virtual void                                                    SetLimitChar(int32_t nLimitChar = 0, bool bPaint = true) = 0;
         //if set the count of charArray , then all words is shown in equal space.
-        virtual void                                                    SetCharArray(int32_t nCharArray = 0, FX_BOOL bPaint = TRUE) = 0;
+        virtual void                                                    SetCharArray(int32_t nCharArray = 0, bool bPaint = true) = 0;
         //set the space of two characters.
-        virtual void                                                    SetCharSpace(FX_FLOAT fCharSpace = 0.0f, FX_BOOL bPaint = TRUE) = 0;
+        virtual void                                                    SetCharSpace(FX_FLOAT fCharSpace = 0.0f, bool bPaint = true) = 0;
         //set the horizontal scale of all characters.
-        virtual void                                                    SetHorzScale(int32_t nHorzScale = 100, FX_BOOL bPaint = TRUE) = 0;
+        virtual void                                                    SetHorzScale(int32_t nHorzScale = 100, bool bPaint = true) = 0;
         //set the leading of all lines
-        virtual void                                                    SetLineLeading(FX_FLOAT fLineLeading, FX_BOOL bPaint = TRUE) = 0;
+        virtual void                                                    SetLineLeading(FX_FLOAT fLineLeading, bool bPaint = true) = 0;
         //if set, CRLF is allowed.
-        virtual void                                                    SetMultiLine(FX_BOOL bMultiLine = TRUE, FX_BOOL bPaint = TRUE) = 0;
+        virtual void                                                    SetMultiLine(bool bMultiLine = true, bool bPaint = true) = 0;
         //if set, all words auto fit the width of the bounding box.
-        virtual void                                                    SetAutoReturn(FX_BOOL bAuto = TRUE, FX_BOOL bPaint = TRUE) = 0;
+        virtual void                                                    SetAutoReturn(bool bAuto = true, bool bPaint = true) = 0;
         //if set, a font size is calculated to full fit the bounding box.
-        virtual void                                                    SetAutoFontSize(FX_BOOL bAuto = TRUE, FX_BOOL bPaint = TRUE) = 0;
+        virtual void                                                    SetAutoFontSize(bool bAuto = true, bool bPaint = true) = 0;
         //is set, the text is allowed to scroll.
-        virtual void                                                    SetAutoScroll(FX_BOOL bAuto = TRUE, FX_BOOL bPaint = TRUE) = 0;
+        virtual void                                                    SetAutoScroll(bool bAuto = true, bool bPaint = true) = 0;
         //set the font size of all words.
-        virtual void                                                    SetFontSize(FX_FLOAT fFontSize, FX_BOOL bPaint = TRUE) = 0;
+        virtual void                                                    SetFontSize(FX_FLOAT fFontSize, bool bPaint = true) = 0;
         //the text is allowed to auto-scroll, allow the text overflow?
-        virtual void                                                    SetTextOverflow(FX_BOOL bAllowed = FALSE, FX_BOOL bPaint = TRUE) = 0;
+        virtual void                                                    SetTextOverflow(bool bAllowed = false, bool bPaint = true) = 0;
 
         //query if the edit is richedit.
-        virtual FX_BOOL                                                 IsRichText() const = 0;
+        virtual bool                                                    IsRichText() const = 0;
         //set the edit is richedit.
-        virtual void                                                    SetRichText(FX_BOOL bRichText = TRUE, FX_BOOL bPaint = TRUE) = 0;
+        virtual void                                                    SetRichText(bool bRichText = true, bool bPaint = true) = 0;
         //set the fontsize of selected text.
-        virtual FX_BOOL                                                 SetRichFontSize(FX_FLOAT fFontSize) = 0;
+        virtual bool                                                    SetRichFontSize(FX_FLOAT fFontSize) = 0;
         //set the fontindex of selected text, user can change the font of selected text.
-        virtual FX_BOOL                                                 SetRichFontIndex(int32_t nFontIndex) = 0;
+        virtual bool                                                    SetRichFontIndex(int32_t nFontIndex) = 0;
         //set the textcolor of selected text.
-        virtual FX_BOOL                                                 SetRichTextColor(FX_COLORREF dwColor) = 0;
+        virtual bool                                                    SetRichTextColor(FX_COLORREF dwColor) = 0;
         //set the text script type of selected text. (0:normal 1:superscript 2:subscript)
-        virtual FX_BOOL                                                 SetRichTextScript(int32_t nScriptType) = 0;
+        virtual bool                                                    SetRichTextScript(int32_t nScriptType) = 0;
         //set the bold font style of selected text.
-        virtual FX_BOOL                                                 SetRichTextBold(FX_BOOL bBold = TRUE) = 0;
+        virtual bool                                                    SetRichTextBold(bool bBold = true) = 0;
         //set the italic font style of selected text.
-        virtual FX_BOOL                                                 SetRichTextItalic(FX_BOOL bItalic = TRUE) = 0;
+        virtual bool                                                    SetRichTextItalic(bool bItalic = true) = 0;
         //set the underline style of selected text.
-        virtual FX_BOOL                                                 SetRichTextUnderline(FX_BOOL bUnderline = TRUE) = 0;
+        virtual bool                                                    SetRichTextUnderline(bool bUnderline = true) = 0;
         //set the crossout style of selected text.
-        virtual FX_BOOL                                                 SetRichTextCrossout(FX_BOOL bCrossout = TRUE) = 0;
+        virtual bool                                                    SetRichTextCrossout(bool bCrossout = true) = 0;
         //set the charspace of selected text, in user coordinate.
-        virtual FX_BOOL                                                 SetRichTextCharSpace(FX_FLOAT fCharSpace) = 0;
+        virtual bool                                                    SetRichTextCharSpace(FX_FLOAT fCharSpace) = 0;
         //set the horizontal scale of selected text, default value is 100.
-        virtual FX_BOOL                                                 SetRichTextHorzScale(int32_t nHorzScale = 100) = 0;
+        virtual bool                                                    SetRichTextHorzScale(int32_t nHorzScale = 100) = 0;
         //set the leading of selected section, in user coordinate.
-        virtual FX_BOOL                                                 SetRichTextLineLeading(FX_FLOAT fLineLeading) = 0;
+        virtual bool                                                    SetRichTextLineLeading(FX_FLOAT fLineLeading) = 0;
         //set the indent of selected section, in user coordinate.
-        virtual FX_BOOL                                                 SetRichTextLineIndent(FX_FLOAT fLineIndent) = 0;
+        virtual bool                                                    SetRichTextLineIndent(FX_FLOAT fLineIndent) = 0;
         //set the alignment of selected section, nAlignment(0:left 1:middle 2:right)
-        virtual FX_BOOL                                                 SetRichTextAlignment(int32_t nAlignment) = 0;
+        virtual bool                                                    SetRichTextAlignment(int32_t nAlignment) = 0;
 
         //set the selected range of text.
         //if nStartChar == 0 and nEndChar == -1, select all the text.
         virtual void                                                    SetSel(int32_t nStartChar,int32_t nEndChar) = 0;
         //get the selected range of text.
         virtual void                                                    GetSel(int32_t & nStartChar, int32_t & nEndChar) const = 0;
         //select all the text.
         virtual void                                                    SelectAll() = 0;
         //set text is not selected.
         virtual void                                                    SelectNone() = 0;
         //get the caret position.
         virtual int32_t                                         GetCaret() const = 0;
         virtual CPVT_WordPlace                                  GetCaretWordPlace() const = 0;
         //get the string of selected text.
         virtual CFX_WideString                                  GetSelText() const = 0;
         //get the text conent
         virtual CFX_WideString                                  GetText() const = 0;
         //query if any text is selected.
-        virtual FX_BOOL                                                 IsSelected() const = 0;
+        virtual bool                                                    IsSelected() const = 0;
         //get the scroll origin
         virtual CPDF_Point                                              GetScrollPos() const = 0;
         //get the bounding box of the text area.
         virtual CPDF_Rect                                               GetPlateRect() const = 0;
         //get the fact area of the text.
         virtual CPDF_Rect                                               GetContentRect() const = 0;
         //get the visible word range
         virtual CPVT_WordRange                                  GetVisibleWordRange() const = 0;
         //get the whole word range
         virtual CPVT_WordRange                                  GetWholeWordRange() const = 0;
         //get the word range of select text
         virtual CPVT_WordRange                                  GetSelectWordRange() const = 0;
 
         //send the mousedown message to edit for response.
-        //if Shift key is hold, bShift is TRUE, is Ctrl key is hold, bCtrl is TRUE.
-        virtual void                                                    OnMouseDown(const CPDF_Point & point,FX_BOOL bShift,FX_BOOL bCtrl) = 0;
-        //send the mousemove message to edit when mouse down is TRUE.
-        virtual void                                                    OnMouseMove(const CPDF_Point & point,FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+        //if Shift key is hold, bShift is true, is Ctrl key is hold, bCtrl is true.
+        virtual void                                                    OnMouseDown(const CPDF_Point & point,bool bShift,bool bCtrl) = 0;
+        //send the mousemove message to edit when mouse down is true.
+        virtual void                                                    OnMouseMove(const CPDF_Point & point,bool bShift,bool bCtrl) = 0;
         //send the UP key message to edit.
-        virtual void                                                    OnVK_UP(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+        virtual void                                                    OnVK_UP(bool bShift,bool bCtrl) = 0;
         //send the DOWN key message to edit.
-        virtual void                                                    OnVK_DOWN(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+        virtual void                                                    OnVK_DOWN(bool bShift,bool bCtrl) = 0;
         //send the LEFT key message to edit.
-        virtual void                                                    OnVK_LEFT(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+        virtual void                                                    OnVK_LEFT(bool bShift,bool bCtrl) = 0;
         //send the RIGHT key message to edit.
-        virtual void                                                    OnVK_RIGHT(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+        virtual void                                                    OnVK_RIGHT(bool bShift,bool bCtrl) = 0;
         //send the HOME key message to edit.
-        virtual void                                                    OnVK_HOME(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+        virtual void                                                    OnVK_HOME(bool bShift,bool bCtrl) = 0;
         //send the END key message to edit.
-        virtual void                                                    OnVK_END(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+        virtual void                                                    OnVK_END(bool bShift,bool bCtrl) = 0;
 
         //put text into edit.
         virtual void                                                    SetText(const FX_WCHAR* text,int32_t charset = DEFAULT_CHARSET,
                                                                                                         const CPVT_SecProps * pSecProps = NULL,const CPVT_WordProps * pWordProps = NULL) = 0;
         //insert a word into the edit.
-        virtual FX_BOOL                                                 InsertWord(FX_WORD word, int32_t charset = DEFAULT_CHARSET, const CPVT_WordProps * pWordProps = NULL) = 0;
+        virtual bool                                                    InsertWord(FX_WORD word, int32_t charset = DEFAULT_CHARSET, const CPVT_WordProps * pWordProps = NULL) = 0;
         //insert a return into the edit.
-        virtual FX_BOOL                                                 InsertReturn(const CPVT_SecProps * pSecProps = NULL,const CPVT_WordProps * pWordProps = NULL) = 0;
+        virtual bool                                                    InsertReturn(const CPVT_SecProps * pSecProps = NULL,const CPVT_WordProps * pWordProps = NULL) = 0;
         //insert text into the edit.
-        virtual FX_BOOL                                                 InsertText(const FX_WCHAR* text, int32_t charset = DEFAULT_CHARSET,
+        virtual bool                                                    InsertText(const FX_WCHAR* text, int32_t charset = DEFAULT_CHARSET,
                                                                                                         const CPVT_SecProps * pSecProps = NULL,const CPVT_WordProps * pWordProps = NULL) = 0;
         //do backspace operation.
-        virtual FX_BOOL                                                 Backspace() = 0;
+        virtual bool                                                    Backspace() = 0;
         //do delete operation.
-        virtual FX_BOOL                                                 Delete() = 0;
+        virtual bool                                                    Delete() = 0;
         //delete the selected text.
-        virtual FX_BOOL                                                 Clear() = 0;
+        virtual bool                                                    Clear() = 0;
 
         //do Redo operation.
-        virtual FX_BOOL                                                 Redo() = 0;
+        virtual bool                                                    Redo() = 0;
         //do Undo operation.
-        virtual FX_BOOL                                                 Undo() = 0;
+        virtual bool                                                    Undo() = 0;
         //move caret
         virtual void                                                    SetCaret(int32_t nPos) = 0;
 
         //arrange all words over again
         virtual void                                                    Paint() = 0;
 
         //allow to refresh screen?
-        virtual void                                                    EnableRefresh(FX_BOOL bRefresh) = 0;
+        virtual void                                                    EnableRefresh(bool bRefresh) = 0;
 
         virtual void                                                    RefreshWordRange(const CPVT_WordRange& wr) = 0;
 
         //allow undo/redo?
-        virtual void                                                    EnableUndo(FX_BOOL bUndo) = 0;
+        virtual void                                                    EnableUndo(bool bUndo) = 0;
 
         //allow notify?
-        virtual void                                                    EnableNotify(FX_BOOL bNotify) = 0;
+        virtual void                                                    EnableNotify(bool bNotify) = 0;
 
         //allow opr notify?
-        virtual void                                                    EnableOprNotify(FX_BOOL bNotify) = 0;
+        virtual void                                                    EnableOprNotify(bool bNotify) = 0;
 
         //map word place to word index.
         virtual int32_t                                         WordPlaceToWordIndex(const CPVT_WordPlace & place) const = 0;
         //map word index to word place.
         virtual CPVT_WordPlace                                  WordIndexToWordPlace(int32_t index) const = 0;
 
         //get the beginning position of a line
         virtual CPVT_WordPlace                                  GetLineBeginPlace(const CPVT_WordPlace & place) const = 0;
 
         //get the ending position of a line
@@ skipping 14 matching lines @@
         virtual FX_WORD                                                 GetPasswordChar() const = 0;
         //get the count of charArray
         virtual int32_t                                         GetCharArray() const = 0;
         //get the horizontal scale of all characters
         virtual int32_t                                         GetHorzScale() const = 0;
         //get the space of two characters
         virtual FX_FLOAT                                                GetCharSpace() const = 0;
         //get the latin words of specified range
         virtual CFX_WideString                                  GetRangeText(const CPVT_WordRange & range) const = 0;
         //is the text full in bounding box
-        virtual FX_BOOL                                                 IsTextFull() const = 0;
-        virtual FX_BOOL                                                 CanUndo() const = 0;
-        virtual FX_BOOL                                                 CanRedo() const = 0;
+        virtual bool                                                    IsTextFull() const = 0;
+        virtual bool                                                    CanUndo() const = 0;
+        virtual bool                                                    CanRedo() const = 0;
         //if the content is changed after settext?
-        virtual FX_BOOL                                                 IsModified() const = 0;
+        virtual bool                                                    IsModified() const = 0;
         //get the total words in edit
         virtual int32_t                                         GetTotalWords() const = 0;
 
         virtual void                                                    AddUndoItem(IFX_Edit_UndoItem* pUndoItem) = 0;
 
         static CFX_ByteString                                   GetEditAppearanceStream(IFX_Edit* pEdit, const CPDF_Point & ptOffset,
                                                                                                         const CPVT_WordRange* pRange = NULL,
-                                                                                                        FX_BOOL bContinuous = TRUE, FX_WORD SubWord = 0);
+                                                                                                        bool bContinuous = true, FX_WORD SubWord = 0);
         static CFX_ByteString                                   GetSelectAppearanceStream(IFX_Edit* pEdit, const CPDF_Point & ptOffset, const CPVT_WordRange* pRange = NULL);
         static void                                                             DrawEdit(CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device, IFX_Edit* pEdit, FX_COLORREF crTextFill, FX_COLORREF crTextStroke,
                                                                                                         const CPDF_Rect& rcClip, const CPDF_Point& ptOffset, const CPVT_WordRange* pRange, IFX_SystemHandler* pSystemHandler, void* pFFLData);
         static void                                                             DrawUnderline(CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device, IFX_Edit* pEdit, FX_COLORREF color,
                                                                                                         const CPDF_Rect& rcClip, const CPDF_Point& ptOffset, const CPVT_WordRange* pRange);
         static void                                                             DrawRichEdit(CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device, IFX_Edit* pEdit,
                                                                                                         const CPDF_Rect& rcClip, const CPDF_Point& ptOffset, const CPVT_WordRange* pRange);
         static void                                                             GeneratePageObjects(CPDF_PageObjects* pPageObjects, IFX_Edit* pEdit,
                                                                                                         const CPDF_Point& ptOffset, const CPVT_WordRange* pRange, FX_COLORREF crText, CFX_ArrayTemplate<CPDF_TextObject*>& ObjArray);
         static void                                                             GenerateRichPageObjects(CPDF_PageObjects* pPageObjects, IFX_Edit* pEdit,
@@ skipping 36 matching lines @@
 
         virtual void                                                    SetPlateRect(const CPDF_Rect & rect) = 0;
         virtual void                                                    SetFontSize(FX_FLOAT fFontSize) = 0;
 
         virtual CPDF_Rect                                               GetPlateRect() const = 0;
         virtual CPDF_Rect                                               GetContentRect() const = 0;
 
         virtual FX_FLOAT                                                GetFontSize() const = 0;
         virtual IFX_Edit*                                               GetItemEdit(int32_t nIndex) const = 0;
         virtual int32_t                                         GetCount() const = 0;
-        virtual FX_BOOL                                                 IsItemSelected(int32_t nIndex) const = 0;
+        virtual bool                                                    IsItemSelected(int32_t nIndex) const = 0;
         virtual FX_FLOAT                                                GetFirstHeight() const = 0;
 
-        virtual void                                                    SetMultipleSel(FX_BOOL bMultiple) = 0;
-        virtual FX_BOOL                                                 IsMultipleSel() const = 0;
-        virtual FX_BOOL                                                 IsValid(int32_t nItemIndex) const = 0;
+        virtual void                                                    SetMultipleSel(bool bMultiple) = 0;
+        virtual bool                                                    IsMultipleSel() const = 0;
+        virtual bool                                                    IsValid(int32_t nItemIndex) const = 0;
         virtual int32_t                                         FindNext(int32_t nIndex,FX_WCHAR nChar) const = 0;
 
         virtual void                                                    SetScrollPos(const CPDF_Point & point) = 0;
         virtual void                                                    ScrollToListItem(int32_t nItemIndex) = 0;
         virtual CPDF_Rect                                               GetItemRect(int32_t nIndex) const = 0;
         virtual int32_t                                         GetCaret() const = 0;
         virtual int32_t                                         GetSelect() const = 0;
         virtual int32_t                                         GetTopItem() const = 0;
         virtual int32_t                                         GetItemIndex(const CPDF_Point & point) const = 0;
         virtual int32_t                                         GetFirstSelected() const = 0;
 
         virtual void                                                    AddString(const FX_WCHAR* string) = 0;
         virtual void                                                    SetTopItem(int32_t nIndex) = 0;
         virtual void                                                    Select(int32_t nItemIndex) = 0;
         virtual void                                                    SetCaret(int32_t nItemIndex) = 0;
         virtual void                                                    Empty() = 0;
         virtual void                                                    Cancel() = 0;
         virtual CFX_WideString                                  GetText() const = 0;
 
 
-        virtual void                                                    OnMouseDown(const CPDF_Point & point,FX_BOOL bShift,FX_BOOL bCtrl) = 0;
-        virtual void                                                    OnMouseMove(const CPDF_Point & point,FX_BOOL bShift,FX_BOOL bCtrl) = 0;
-        virtual void                                                    OnVK_UP(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
-        virtual void                                                    OnVK_DOWN(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
-        virtual void                                                    OnVK_LEFT(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
-        virtual void                                                    OnVK_RIGHT(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
-        virtual void                                                    OnVK_HOME(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
-        virtual void                                                    OnVK_END(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
-        virtual void                                                    OnVK(int32_t nItemIndex,FX_BOOL bShift,FX_BOOL bCtrl) = 0;
-        virtual FX_BOOL                                                 OnChar(FX_WORD nChar,FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+        virtual void                                                    OnMouseDown(const CPDF_Point & point,bool bShift,bool bCtrl) = 0;
+        virtual void                                                    OnMouseMove(const CPDF_Point & point,bool bShift,bool bCtrl) = 0;
+        virtual void                                                    OnVK_UP(bool bShift,bool bCtrl) = 0;
+        virtual void                                                    OnVK_DOWN(bool bShift,bool bCtrl) = 0;
+        virtual void                                                    OnVK_LEFT(bool bShift,bool bCtrl) = 0;
+        virtual void                                                    OnVK_RIGHT(bool bShift,bool bCtrl) = 0;
+        virtual void                                                    OnVK_HOME(bool bShift,bool bCtrl) = 0;
+        virtual void                                                    OnVK_END(bool bShift,bool bCtrl) = 0;
+        virtual void                                                    OnVK(int32_t nItemIndex,bool bShift,bool bCtrl) = 0;
+        virtual bool                                                    OnChar(FX_WORD nChar,bool bShift,bool bCtrl) = 0;
 
 protected:
         ~IFX_List() { }
 };
 
 #endif  // FPDFSDK_INCLUDE_FXEDIT_FX_EDIT_H_