/* ============================================================
 *
 * This file is a part of kipi-plugins project
 * http://www.digikam.org
 *
 * Date        : 2009-02-08
 * Description : a kipi plugin to print images
 *
 * Copyright 2009-2012 by Angelo Naselli <anaselli at linux dot it>
 *
 * 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 SIGNALBLOCKER_H
#define SIGNALBLOCKER_H

// Qt includes

#include <QObject>

namespace KIPIPrintImagesPlugin
{

/**
* An RAII class to block and unblock signals from a QObject instance
*/
class SignalBlocker
{
public:

    explicit SignalBlocker(QObject* const object)
    {
        mObject     = object;
        mWasBlocked = object->blockSignals (true);
    }

    ~SignalBlocker()
    {
        mObject->blockSignals (mWasBlocked);
    }

private:

    QObject* mObject;
    bool     mWasBlocked;
};

} // namespace KIPIPrintImagesPlugin

#endif /* SIGNALBLOCKER_H */
