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167 lines
4.3 KiB
167 lines
4.3 KiB
/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the QtCore module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial Usage
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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** $QT_END_LICENSE$
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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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#include <QtCore/qobject.h>
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#include <limits.h>
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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QT_MODULE(Core)
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class QThreadData;
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class QThreadPrivate;
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#ifndef QT_NO_THREAD
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class Q_CORE_EXPORT QThread : public QObject
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{
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public:
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static Qt::HANDLE currentThreadId();
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static QThread *currentThread();
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static int idealThreadCount();
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static void yieldCurrentThread();
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explicit QThread(QObject *parent = 0);
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~QThread();
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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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void setPriority(Priority priority);
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Priority priority() const;
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bool isFinished() const;
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bool isRunning() const;
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void setStackSize(uint stackSize);
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uint stackSize() const;
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void exit(int retcode = 0);
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public Q_SLOTS:
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void start(Priority = InheritPriority);
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void terminate();
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void quit();
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public:
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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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Q_SIGNALS:
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void started();
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void finished();
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void terminated();
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protected:
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virtual void run();
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int exec();
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static void setTerminationEnabled(bool enabled = true);
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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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#ifdef QT3_SUPPORT
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public:
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inline QT3_SUPPORT bool finished() const { return isFinished(); }
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inline QT3_SUPPORT bool running() const { return isRunning(); }
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#endif
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protected:
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QThread(QThreadPrivate &dd, QObject *parent = 0);
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private:
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Q_OBJECT
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Q_DECLARE_PRIVATE(QThread)
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static void initialize();
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static void cleanup();
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friend class QCoreApplication;
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friend class QThreadData;
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};
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#else // QT_NO_THREAD
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class Q_CORE_EXPORT QThread : public QObject
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{
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public:
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static Qt::HANDLE currentThreadId() { return Qt::HANDLE(currentThread()); }
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static QThread* currentThread();
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protected:
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QThread(QThreadPrivate &dd, QObject *parent = 0);
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private:
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explicit QThread(QObject *parent = 0);
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static QThread *instance;
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friend class QCoreApplication;
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friend class QThreadData;
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friend class QAdoptedThread;
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Q_DECLARE_PRIVATE(QThread)
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};
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#endif // QT_NO_THREAD
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // QTHREAD_H
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