Home | All Classes | Main Classes | Annotated | Grouped Classes | Functions

tqsemaphore.h

This is the verbatim text of the tqsemaphore.h include file. It is provided only for illustration; the copyright remains with Trolltech.

/****************************************************************************
** $Id: qt/tqsemaphore.h   3.3.8   edited Jan 11 14:38 $
**
** Definition of TQSemaphore class
**
** Created : 931107
**
** Copyright (C) 1992-2007 Trolltech ASA.  All rights reserved.
**
** This file is part of the tools module of the TQt GUI Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License versions 2.0 or 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Alternatively you may (at your option) use any
** later version of the GNU General Public License if such license has
** been publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free TQt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** This file may be used under the terms of the Q Public License as
** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
** included in the packaging of this file.  Licensees holding valid TQt
** Commercial licenses may use this file in accordance with the TQt
** Commercial License Agreement provided with the Software.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/

#ifndef TQSEMAPHORE_H
#define TQSEMAPHORE_H

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

#if defined(TQT_THREAD_SUPPORT)

class TQSemaphorePrivate;

class TQ_EXPORT TQSemaphore
{
public:
    TQSemaphore( int );
    virtual ~TQSemaphore();

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

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

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

    bool tryAccess(int);

private:
    TQSemaphorePrivate *d;

#if defined(TQ_DISABLE_COPY)
    TQSemaphore(const TQSemaphore &);
    TQSemaphore &operator=(const TQSemaphore &);
#endif
};

#endif

#endif