/****************************************************************************
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
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** This file is part of the QtCore module of the Qt Toolkit.
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** License version 2.0 as published by the Free Software Foundation
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** this file.  Please review the following information to ensure GNU
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****************************************************************************/

#ifndef QTIMER_H
#define QTIMER_H

#ifndef QT_NO_QOBJECT

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

QT_BEGIN_HEADER

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_HEADER

#endif // QT_NO_QOBJECT

#endif // QTIMER_H