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/****************************************************************************
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**
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** Definition of QThread class
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**
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** Created : 931107
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**
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** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
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**
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** This file is part of the kernel module of the Qt GUI Toolkit.
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**
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** This file may be used under the terms of the GNU General
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** Public License versions 2.0 or 3.0 as published by the Free
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** Software Foundation and appearing in the files LICENSE.GPL2
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** and LICENSE.GPL3 included in the packaging of this file.
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** Alternatively you may (at your option) use any later version
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** of the GNU General Public License if such license has been
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** publicly approved by Trolltech ASA (or its successors, if any)
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** and the KDE Free Qt Foundation.
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**
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** Please review the following information to ensure GNU General
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** Public Licensing requirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/.
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** This file may be used under the terms of the Q Public License as
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** defined by Trolltech ASA and appearing in the file LICENSE.QPL
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** included in the packaging of this file. Licensees holding valid Qt
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** Commercial licenses may use this file in accordance with the Qt
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** Commercial License Agreement provided with the Software.
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**
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** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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** herein.
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**
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**********************************************************************/
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#ifndef QTHREAD_H
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#define QTHREAD_H
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#if defined(QT_THREAD_SUPPORT)
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#ifndef QT_H
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#include "qwindowdefs.h"
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#ifndef QT_NO_COMPAT
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#include "qmutex.h"
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#include "qsemaphore.h"
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#include "qwaitcondition.h"
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#endif // QT_NO_COMPAT
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#endif // QT_H
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#include <limits.h>
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class QThreadInstance;
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class Q_EXPORT QThread : public Qt
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{
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public:
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static Qt::HANDLE currentThread();
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#ifndef QT_NO_COMPAT
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static void postEvent( QObject *,QEvent * );
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#endif
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static void initialize();
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static void cleanup();
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static void exit();
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#ifdef Q_QDOC
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QThread( unsigned int stackSize = 0 );
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#else
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QThread( unsigned int stackSize );
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QThread();
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#endif
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virtual ~QThread();
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// default argument causes thread to block indefinately
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bool wait( unsigned long time = ULONG_MAX );
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enum Priority {
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IdlePriority,
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LowestPriority,
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LowPriority,
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NormalPriority,
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HighPriority,
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HighestPriority,
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TimeCriticalPriority,
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InheritPriority
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};
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#ifdef Q_QDOC
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void start( Priority = InheritPriority );
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#else
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void start( Priority );
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void start();
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#endif
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void terminate();
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bool finished() const;
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bool running() const;
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enum CleanupType {
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CleanupNone,
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CleanupMergeObjects
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};
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CleanupType cleanupType();
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void setCleanupType(CleanupType);
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protected:
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virtual void run() = 0;
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static void sleep( unsigned long );
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static void msleep( unsigned long );
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static void usleep( unsigned long );
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private:
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QThreadInstance * d;
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friend class QThreadInstance;
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friend class QCoreApplicationThread;
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friend class QApplication;
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friend class QEventLoop;
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#if defined(Q_DISABLE_COPY)
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QThread( const QThread & );
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QThread &operator=( const QThread & );
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#endif // Q_DISABLE_COPY
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public:
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static QThread* currentThreadObject();
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};
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class Q_EXPORT QEventLoopThread : public QThread
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{
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public:
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QEventLoopThread();
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~QEventLoopThread();
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virtual void run();
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};
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#endif // QT_THREAD_SUPPORT
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#endif // QTHREAD_H
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