crystaledit: Use GetProfile*()/WriteProfile*() to read and write the registry wheneve...

[winmerge-jp/winmerge-jp.git] / Src / GhostTextBuffer.h

diff --git a/Src/GhostTextBuffer.h b/Src/GhostTextBuffer.h
index 5c60d2f..7751e7a 100644 (file)
--- a/Src/GhostTextBuffer.h
+++ b/Src/GhostTextBuffer.h
@@ -3,15 +3,10 @@
  *
  * @brief Declaration of CGhostTextBuffer (subclasses CCrystalTextBuffer to handle ghost lines)
  */
-// ID line follows -- this is updated by SVN
-// $Id: GhostTextBuffer.h 5762 2008-08-08 05:32:15Z kimmov $
-
-#ifndef __GHOSTTEXTBUFFER_H__
-#define __GHOSTTEXTBUFFER_H__
+#pragma once
 
 #include <vector>
 #include "ccrystaltextbuffer.h"
-#include "GhostUndoRecord.h"
 
 
 /////////////////////////////////////////////////////////////////////////////
@@ -26,7 +21,7 @@
  */
 enum GHOST_LINEFLAGS
 {
-       LF_GHOST = 0x00400000L, /**< Ghost line. */
+       LF_GHOST = 0x00400000UL, /**< Ghost line. */
 };
 
 /////////////////////////////////////////////////////////////////////////////
@@ -47,38 +42,6 @@ class EDITPADC_CLASS CGhostTextBuffer : public CCrystalTextBuffer
 public:
        DECLARE_DYNCREATE (CGhostTextBuffer)
 
-protected :
-#pragma pack(push, 1)
-       //  Nested class declarations
-       enum
-       {
-               UNDO_INSERT = 0x0001,
-               UNDO_BEGINGROUP = 0x0100
-       };
-
-
-
-#pragma pack(pop)
-
-protected:
-       /** 
-       We need another array with our richer structure.
-
-       We share the positions with the CCrystalTextBuffer object. 
-       We share m_bUndoGroup, its utility is to check we opened the UndoBeginGroup.
-       We share m_nUndoBufSize which is the max buffer size.
-       */
-       std::vector<GhostUndoRecord> m_aUndoBuf;
-       /** 
-       This one must be duplicated because the flag UNDO_BEGINGROUP needs to be set in both 
-       CGhostTextBuffer::m_aUndoBuf and CCrystalTextBuffer::m_aUndoBuf CArrays 
-       */
-       bool m_bUndoBeginGroup;
-
-       // [JRT] Support For Descriptions On Undo/Redo Actions
-       virtual void AddUndoRecord (bool bInsert, const CPoint & ptStartPos, const CPoint & ptEndPos,
-                              LPCTSTR pszText, int cchText, int nRealLinesChanged, int nActionType = CE_ACTION_UNKNOWN, CDWordArray *paSavedRevisonNumbers = NULL);
-
 private:
        /**
         * @brief A struct mapping real lines and apparent (screen) lines.
@@ -96,12 +59,13 @@ private:
 
        // Operations
 private:
+#if 0
        bool InternalInsertGhostLine (CCrystalTextView * pSource, int nLine);
+#endif
        bool InternalDeleteGhostLine (CCrystalTextView * pSource, int nLine, int nCount);
 public :
        // Construction/destruction code
        CGhostTextBuffer ();
-       virtual bool InitNew (CRLFSTYLE nCrlfStyle = CRLF_STYLE_DOS);
 
        /** 
        This should work in base code as ghost lines are real empty lines
@@ -110,29 +74,30 @@ public :
        */
        virtual void GetTextWithoutEmptys (int nStartLine, int nStartChar,
                        int nEndLine, int nEndChar, CString &text,
-                       CRLFSTYLE nCrlfStyle =CRLF_STYLE_AUTOMATIC,
-                       bool bExcludeInvisibleLines = true);
+                       CRLFSTYLE nCrlfStyle =CRLFSTYLE::AUTOMATIC,
+                       bool bExcludeInvisibleLines = true) const override;
 
+       virtual bool IsIndentableLine(int nLine) const override { return (GetLineFlags(nLine) & LF_GHOST) == 0; }
 
        // Text modification functions
        virtual bool InsertText (CCrystalTextView * pSource, int nLine, int nPos,
-               LPCTSTR pszText, int cchText, int &nEndLine, int &nEndChar,
-               int nAction = CE_ACTION_UNKNOWN, bool bHistory =true);
-       virtual bool DeleteText (CCrystalTextView * pSource, int nStartLine,
-               int nStartPos, int nEndLine, int nEndPos,
-               int nAction = CE_ACTION_UNKNOWN, bool bHistory =true, bool bExcludeInvisibleLines = true);
+               LPCTSTR pszText, size_t cchText, int &nEndLine, int &nEndChar,
+               int nAction = CE_ACTION_UNKNOWN, bool bHistory =true) override;
        virtual bool DeleteText2 (CCrystalTextView * pSource, int nStartLine,
                int nStartPos, int nEndLine, int nEndPos,
-               int nAction = CE_ACTION_UNKNOWN, bool bHistory =true);
+               int nAction = CE_ACTION_UNKNOWN, bool bHistory =true) override;
+#if 0
        bool InsertGhostLine (CCrystalTextView * pSource, int nLine);
+#endif
 
-       // Undo/Redo
-       virtual bool Undo (CCrystalTextView * pSource, CPoint & ptCursorPos);
-       virtual bool Redo (CCrystalTextView * pSource, CPoint & ptCursorPos);
+       virtual void AddUndoRecord (bool bInsert, const CPoint & ptStartPos, const CPoint & ptEndPos,
+                                   LPCTSTR pszText, size_t cchText, int nActionType = CE_ACTION_UNKNOWN, CDWordArray *paSavedRevisionNumbers = nullptr) override;
+       virtual UndoRecord GetUndoRecord(int nUndoPos) const override;
+       virtual bool UndoInsert(CCrystalTextView * pSource, CPoint & ptCursorPos,
+                                                       const CPoint apparent_ptStartPos, CPoint const apparent_ptEndPos, const UndoRecord & ur) override;
 
-       // Undo grouping
-       virtual void BeginUndoGroup (bool bMergeWithPrevious = false);
-       virtual void FlushUndoGroup (CCrystalTextView * pSource);
+       virtual CDWordArray *CopyRevisionNumbers(int nStartLine, int nEndLine) const override;
+       virtual void RestoreRevisionNumbers(int nStartLine, CDWordArray *paSavedRevisionNumbers) override;
 
 public:
        //@{
@@ -161,15 +126,9 @@ public:
 
 private:
        void RecomputeRealityMapping();
-       /** 
-       Code to set EOL, if the status ghost/real of the line changes 
-
-       We should call a CCrystalTextBuffer function to add the correct EOL
-       (if CCrystalTextBuffer keeps the default EOL for the file)
-       */
-       void RecomputeEOL(CCrystalTextView * pSource, int nStartLine, int nEndLine);
+       void CountEolAndLastLineLength(const CPoint& ptStartPos, LPCTSTR pszText, size_t cchText, int& nLastLineLength, int& nEol);
        /** For debugging purpose */
-       void checkFlagsFromReality(bool bFlag) const;
+       void checkFlagsFromReality() const;
 
 protected:
        virtual void OnNotifyLineHasBeenEdited(int nLine);
@@ -187,11 +146,3 @@ protected:
 
        DECLARE_MESSAGE_MAP ()
 };
-
-/////////////////////////////////////////////////////////////////////////////
-
-//{{AFX_INSERT_LOCATION}}
-// Microsoft Developer Studio will insert additional declarations immediately before the previous line.
-
-
-#endif //__GHOSTTEXTBUFFER_H__