Kate

kateundo.h

00001 /* This file is part of the KDE libraries
00002    Copyright (C) 2002 John Firebaugh <jfirebaugh@kde.org>
00003    Copyright (C) 2001 Christoph Cullmann <cullmann@kde.org>
00004    Copyright (C) 2001 Joseph Wenninger <jowenn@kde.org>
00005 
00006    This library is free software; you can redistribute it and/or
00007    modify it under the terms of the GNU Library General Public
00008    License version 2 as published by the Free Software Foundation.
00009 
00010    This library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Library General Public License for more details.
00014 
00015    You should have received a copy of the GNU Library General Public License
00016    along with this library; see the file COPYING.LIB.  If not, write to
00017    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00018    Boston, MA 02110-1301, USA.
00019 */
00020 
00021 #ifndef kate_undo_h
00022 #define kate_undo_h
00023 
00024 #include <qptrlist.h>
00025 #include <qstring.h>
00026 
00027 class KateDocument;
00028 class KateUndo;
00029 
00033 class KateUndoGroup
00034 {
00035   public:
00040     KateUndoGroup (KateDocument *doc);
00041 
00045     ~KateUndoGroup ();
00046 
00047   public:
00051     void undo ();
00052 
00056     void redo ();
00057 
00058   public:
00062     enum UndoType
00063     {
00064       editInsertText,
00065       editRemoveText,
00066       editWrapLine,
00067       editUnWrapLine,
00068       editInsertLine,
00069       editRemoveLine,
00070       editMarkLineAutoWrapped,
00071       editInvalid
00072     };
00073 
00082     void addItem (KateUndoGroup::UndoType type, uint line, uint col, uint len, const QString &text);
00083 
00090     bool merge(KateUndoGroup* newGroup,bool complex);
00091 
00095     void safePoint (bool safePoint=true);
00096 
00100     bool isEmpty () const { return m_items.isEmpty(); }
00101 
00102   private:
00107     KateUndoGroup::UndoType singleType();
00108 
00114     bool isOnlyType(KateUndoGroup::UndoType type);
00115 
00120     void addItem (KateUndo *u);
00121 
00122   private:
00126     KateDocument *m_doc;
00127 
00131     QPtrList<KateUndo> m_items;
00132 
00136     bool m_safePoint;
00137 };
00138 
00139 #endif
00140 
00141 // kate: space-indent on; indent-width 2; replace-tabs on;
Kate

kateundo.h

Kate

API Reference
