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/* This file is part of the KDE project
* Copyright (C) 2007 Thomas Zander <zander@kde.org>
* Copyright (C) 2008 Pierre Stirnweiss \pierre.stirnweiss_calligra@gadz.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef CHANGETRACKER_H
#define CHANGETRACKER_H
#include <QObject>
class QTextDocument;
class TextTool;
class ChangeTracker : public QObject
{
Q_OBJECT
public:
explicit ChangeTracker(TextTool *parent);
void setDocument(QTextDocument *document);
int getChangeId(QString title, int existingChangeId);
void notifyForUndo();
private Q_SLOTS:
void contentsChange(int from, int charsRemoves, int charsAdded);
private:
QTextDocument *m_document;
TextTool *m_tool;
bool m_enableSignals, m_reverseUndo;
int m_changeId;
};
#endif
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