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/* This file is part of the KDE project
* Copyright (C) 2007 Thomas Zander <zander@kde.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 TEXTCHANGE_H
#define TEXTCHANGE_H
#include <QString>
class TextChange
{
public:
TextChange();
int formerLength() const;
int length() const;
int formerPosition() const;
int position() const;
TextChange *next()
{
return m_next;
}
const TextChange *next() const
{
return m_next;
}
TextChange *previous()
{
return m_previous;
}
const TextChange *previous() const
{
return m_previous;
}
QString before() const
{
return m_before;
}
QString after() const
{
return m_after;
}
void setPosition(int pos);
void setOldText(const QString &old);
void setNewText(const QString ¤t);
void setPrevious(TextChange *item);
void setNext(TextChange *item);
void move(int length);
void insertBefore(TextChange *node);
void insertAfter(TextChange *node);
void merge(TextChange *other);
private:
QString m_before, m_after;
int m_formerPosition, m_position;
TextChange *m_previous, *m_next;
};
#endif
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