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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 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 the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QTHREADPOOL_H
#define QTHREADPOOL_H
#include <QtCore/qglobal.h>
#include <QtCore/qthread.h>
#include <QtCore/qrunnable.h>
#ifndef QT_NO_THREAD
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Core)
class QThreadPoolPrivate;
class Q_CORE_EXPORT QThreadPool : public QObject
{
Q_OBJECT
Q_DECLARE_PRIVATE(QThreadPool)
Q_PROPERTY(int expiryTimeout READ expiryTimeout WRITE setExpiryTimeout)
Q_PROPERTY(int maxThreadCount READ maxThreadCount WRITE setMaxThreadCount)
Q_PROPERTY(int activeThreadCount READ activeThreadCount)
friend class QFutureInterfaceBase;
public:
QThreadPool(QObject *parent = 0);
~QThreadPool();
static QThreadPool *globalInstance();
void start(QRunnable *runnable, int priority = 0);
bool tryStart(QRunnable *runnable);
int expiryTimeout() const;
void setExpiryTimeout(int expiryTimeout);
int maxThreadCount() const;
void setMaxThreadCount(int maxThreadCount);
int activeThreadCount() const;
void reserveThread();
void releaseThread();
void waitForDone();
};
QT_END_NAMESPACE
QT_END_HEADER
#endif // QT_NO_THREAD
#endif
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