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72 lines
1.7 KiB
72 lines
1.7 KiB
/* |
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This file is part of KMail |
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Copyright (C) 1999 Waldo Bastian (bastian@kde.org) |
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Copyright (c) 2003 Zack Rusin <zack@kde.org> |
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This library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU General Public License |
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version 2 as published by the Free Software Foundation. |
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This software is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this library; see the file COPYING. If not, write to |
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the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
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Boston, MA 02111-1307, USA. |
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*/ |
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#ifndef UNDOSTACK_H |
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#define UNDOSTACK_H |
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#include <qptrlist.h> |
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#include <qstring.h> |
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#include <qobject.h> |
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class KMFolder; |
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class KMMsgBase; |
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namespace KMail { |
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/** A class for storing Undo information. */ |
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class UndoInfo |
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{ |
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public: |
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int id; |
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QValueList<ulong> serNums; |
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KMFolder *srcFolder; |
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KMFolder *destFolder; |
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}; |
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class UndoStack : public QObject |
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{ |
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Q_OBJECT |
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public: |
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UndoStack(int size); |
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void clear(); |
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int size() const { return mStack.count(); } |
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int newUndoAction( KMFolder* srcFolder, KMFolder* destFolder ); |
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void addMsgToAction( int undoId, ulong serNum ); |
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void undo(); |
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void pushSingleAction(ulong serNum, KMFolder *folder, KMFolder* destFolder); |
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void msgDestroyed( KMMsgBase *msg); |
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void folderDestroyed( KMFolder *folder); |
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protected: |
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QPtrList<UndoInfo> mStack; |
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int mSize; |
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int mLastId; |
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UndoInfo *mCachedInfo; |
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signals: |
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void undoStackChanged(); |
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}; |
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} |
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#endif
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