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/* ============================================================
 *
 * This file is a part of the reKonq project
 *
 * Copyright (C) 2007-2008 Trolltech ASA. All rights reserved
 * Copyright (C) 2008 by Andrea Diamantini <adjam7 at gmail dot com>
 *
 *
 * This program is free software; you can redistribute it
 * and/or modify it under the terms of the GNU General
 * Public License as published by the Free Software Foundation;
 * either version 2, or (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * ============================================================ */

#ifndef AUTOSAVER_H
#define AUTOSAVER_H

#include <QtCore/QObject>
#include <QtCore/QBasicTimer>
#include <QtCore/QTime>

/*
    This class will call the save() slot on the parent object when the parent changes.
    It will wait several seconds after changed() to combining multiple changes and
    prevent continuous writing to disk.
  */
class AutoSaver : public QObject {

Q_OBJECT

public:
    AutoSaver(QObject *parent);
    ~AutoSaver();
    void saveIfNeccessary();

public slots:
    void changeOccurred();

protected:
    void timerEvent(QTimerEvent *event);

private:
    QBasicTimer m_timer;
    QTime m_firstChange;

};

#endif // AUTOSAVER_H