/****************************************************************************
** Copyright (C) 2001-2010 Klaralvdalens Datakonsult AB.  All rights reserved.
**
** This file is part of the KD Tools library.
**
** Licensees holding valid commercial KD Tools licenses may use this file in
** accordance with the KD Tools Commercial License Agreement provided with
** the Software.
**
**
** This file may be distributed and/or modified under the terms of the
** GNU Lesser General Public License version 2 and version 3 as published by the
** Free Software Foundation and appearing in the file LICENSE.LGPL included.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** Contact info@kdab.com if any conditions of this licensing are not
** clear to you.
**
**********************************************************************/

#ifndef __KDTOOLS__CORE__KDWATCHDOG_H__
#define __KDTOOLS__CORE__KDWATCHDOG_H__

#include <QtCore/QObject>

#include <KDToolsCore/pimpl_ptr.h>

class KDTOOLSCORE_EXPORT KDWatchdog : public QObject
{
    Q_OBJECT
    Q_PROPERTY( bool active READ isActive WRITE setActive )
    Q_PROPERTY( int timeoutInterval READ timeoutInterval WRITE setTimeoutInterval )

public:
    explicit KDWatchdog( QObject* parent = 0 );
    ~KDWatchdog();

    bool isActive() const;
    int timeoutInterval() const;

public Q_SLOTS:
    void setTimeoutInterval( int interval );
    
    void setActive( bool active );
    void activate();
    void deactivate();
    
    void resetTimeoutTimer();

Q_SIGNALS:
    void timeout();

private:
    class Private;
    kdtools::pimpl_ptr< Private > d;
};

#endif /* __KDTOOLS__CORE__KDWATCHDOG_H__ */