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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights.  These rights are described in the Nokia Qt LGPL
** Exception version 1.1, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QTIMER_H
#define QTIMER_H

#ifndef QT_NO_QOBJECT

#include <QtCore/qbasictimer.h> // conceptual inheritance
#include <QtCore/qobject.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Core)

class Q_CORE_EXPORT QTimer : public QObject
{
    Q_OBJECT
    Q_PROPERTY(bool singleShot READ isSingleShot WRITE setSingleShot)
    Q_PROPERTY(int interval READ interval WRITE setInterval)
    Q_PROPERTY(bool active READ isActive)
public:
    explicit QTimer(QObject *parent = 0);
#ifdef QT3_SUPPORT
    QT3_SUPPORT_CONSTRUCTOR QTimer(QObject *parent, const char *name);
#endif
    ~QTimer();

    inline bool isActive() const { return id >= 0; }
    int timerId() const { return id; }

    void setInterval(int msec);
    int interval() const { return inter; }

    inline void setSingleShot(bool singleShot);
    inline bool isSingleShot() const { return single; }

    static void singleShot(int msec, QObject *receiver, const char *member);

public Q_SLOTS:
    void start(int msec);

    void start();
    void stop();

#ifdef QT3_SUPPORT
    inline QT_MOC_COMPAT void changeInterval(int msec) { start(msec); };
    QT_MOC_COMPAT int start(int msec, bool sshot);
#endif

Q_SIGNALS:
    void timeout();

protected:
    void timerEvent(QTimerEvent *);

private:
    Q_DISABLE_COPY(QTimer)

    inline int startTimer(int){ return -1;}
    inline void killTimer(int){}

    int id, inter, del;
    uint single : 1;
    uint nulltimer : 1;
};

inline void QTimer::setSingleShot(bool asingleShot) { single = asingleShot; }

QT_END_NAMESPACE

QT_END_HEADER

#endif // QT_NO_QOBJECT

#endif // QTIMER_H