/****************************************************************************
**
** Definition of QWaitCondition class
**
** Created : 931107
**
** Copyright (C) 1992-2008 Trolltech ASA.  All rights reserved.
**
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** Software Foundation and appearing in the files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
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** and the KDE Free Qt Foundation.
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**********************************************************************/

#ifndef QWAITCONDITION_H
#define QWAITCONDITION_H

#ifndef QT_H
#include "qglobal.h"
#endif // QT_H

#if defined(QT_THREAD_SUPPORT)

#include <limits.h>

class QWaitConditionPrivate;
class QMutex;

class Q_EXPORT QWaitCondition
{
public:
    QWaitCondition();
    virtual ~QWaitCondition();

    // default argument causes thread to block indefinately
    bool wait( unsigned long time = ULONG_MAX );
    bool wait( QMutex *mutex, unsigned long time = ULONG_MAX );

    void wakeOne();
    void wakeAll();

private:
    QWaitConditionPrivate * d;

#if defined(Q_DISABLE_COPY)
    QWaitCondition( const QWaitCondition & );
    QWaitCondition &operator=( const QWaitCondition & );
#endif
};

#endif

#endif