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q3semaphore.h

/****************************************************************************
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
**
** This file is part of the Qt3Support module of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file.  Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at sales@trolltech.com.
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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****************************************************************************/

#ifndef Q3SEMAPHORE_H
#define Q3SEMAPHORE_H

#include <QtCore/qglobal.h>

QT_BEGIN_HEADER

QT_MODULE(Qt3SupportLight)

class Q3SemaphorePrivate;

00035 class Q_COMPAT_EXPORT Q3Semaphore
{
public:
    Q3Semaphore(int);
    virtual ~Q3Semaphore();

    int available() const;
    int total() const;

    // postfix operators
    int operator++(int);
    int operator--(int);

    int operator+=(int);
    int operator-=(int);

    bool tryAccess(int);

private:
    Q_DISABLE_COPY(Q3Semaphore)

    Q3SemaphorePrivate *d;
};

QT_END_HEADER

#endif // Q3SEMAPHORE_H

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