| /**************************************************************************** |
| ** |
| ** Copyright (C) 2015 The Qt Company Ltd. |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtCore module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL21$ |
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| ** GNU Lesser General Public License Usage |
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| ****************************************************************************/ |
| |
| #ifndef QTHREADPOOL_H |
| #define QTHREADPOOL_H |
| |
| #include <QtCore/qglobal.h> |
| |
| #include <QtCore/qthread.h> |
| #include <QtCore/qrunnable.h> |
| |
| #ifndef QT_NO_THREAD |
| |
| QT_BEGIN_NAMESPACE |
| |
| |
| 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(); |
| |
| bool waitForDone(int msecs = -1); |
| |
| void clear(); |
| void cancel(QRunnable *runnable); |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QT_NO_THREAD |
| |
| #endif |