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/****************************************************************************
** $Id: qt/src/kernel/qthread.h 2.3.1 edited 2001-01-26 $
**
** Definition of QThread class
**
** Created : 931107
**
** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.
**
** This file is part of the kernel module of the Qt GUI Toolkit.
**
** This file may be distributed under the terms of the Q Public License
** as defined by Trolltech AS of Norway and appearing in the file
** LICENSE.QPL included in the packaging of this file.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
** licenses may use this file in accordance with the Qt Commercial License
** Agreement provided with the Software.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
** information about Qt Commercial License Agreements.
** See http://www.trolltech.com/qpl/ for QPL licensing information.
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#ifndef QTHREAD_H
#define QTHREAD_H
#ifndef QT_H
#include <qwindowdefs.h>
#endif // QT_H
#if defined(QT_THREAD_SUPPORT)
class QMutexPrivate;
const int Q_MUTEX_NORMAL = 0;
const int Q_MUTEX_RECURSIVE = 1;
class Q_EXPORT QMutex : public Qt
{
friend class QWaitCondition;
friend class QWaitConditionPrivate;
public:
QMutex(bool recursive = FALSE);
virtual ~QMutex();
void lock();
void unlock();
bool locked();
private:
QMutexPrivate * d;
#if defined(Q_DISABLE_COPY)
QMutex( const QMutex & );
QMutex &operator=( const QMutex & );
#endif
};
class QThreadPrivate;
class Q_EXPORT QThread : public Qt
{
friend class QThreadPrivate;
public:
static HANDLE currentThread();
static void postEvent( QObject *,QEvent * );
static void exit();
QThread();
virtual ~QThread();
// default argument causes thread to block indefinately
bool wait( unsigned long time = ULONG_MAX );
void start();
bool finished() const;
bool running() const;
protected:
virtual void run() = 0;
static void sleep( unsigned long );
static void msleep( unsigned long );
static void usleep( unsigned long );
private:
QThreadPrivate * d;
#if defined(Q_DISABLE_COPY)
QThread( const QThread & );
QThread &operator=( const QThread & );
#endif
};
class QWaitConditionPrivate;
class Q_EXPORT QWaitCondition : public Qt
{
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
};
class QSemaphorePrivate;
class Q_EXPORT QSemaphore : public Qt
{
public:
QSemaphore( int );
virtual ~QSemaphore();
int available() const;
int total() const;
// postfix operators
int operator++(int);
int operator--(int);
int operator+=(int);
int operator-=(int);
private:
QSemaphorePrivate *d;
#if defined(Q_DISABLE_COPY)
QSemaphore(const QSemaphore &);
QSemaphore &operator=(const QSemaphore &);
#endif
};
#endif
#endif
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