| /**************************************************************************** |
| ** |
| ** Copyright (C) 2015 The Qt Company Ltd. |
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| ** |
| ** This file is part of the QtCore module of the Qt Toolkit. |
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| |
| #ifndef QTHREADPOOL_P_H |
| #define QTHREADPOOL_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| // |
| |
| #include "QtCore/qmutex.h" |
| #include "QtCore/qwaitcondition.h" |
| #include "QtCore/qset.h" |
| #include "QtCore/qqueue.h" |
| #include "private/qobject_p.h" |
| |
| #ifndef QT_NO_THREAD |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QThreadPoolThread; |
| class Q_CORE_EXPORT QThreadPoolPrivate : public QObjectPrivate |
| { |
| Q_DECLARE_PUBLIC(QThreadPool) |
| friend class QThreadPoolThread; |
| |
| public: |
| QThreadPoolPrivate(); |
| |
| bool tryStart(QRunnable *task); |
| void enqueueTask(QRunnable *task, int priority = 0); |
| int activeThreadCount() const; |
| |
| void tryToStartMoreThreads(); |
| bool tooManyThreadsActive() const; |
| |
| void startThread(QRunnable *runnable = 0); |
| void reset(); |
| bool waitForDone(int msecs); |
| void clear(); |
| bool stealRunnable(QRunnable *runnable); |
| void stealAndRunRunnable(QRunnable *runnable); |
| |
| mutable QMutex mutex; |
| QSet<QThreadPoolThread *> allThreads; |
| QQueue<QThreadPoolThread *> waitingThreads; |
| QQueue<QThreadPoolThread *> expiredThreads; |
| QList<QPair<QRunnable *, int> > queue; |
| QWaitCondition noActiveThreads; |
| |
| bool isExiting; |
| int expiryTimeout; |
| int maxThreadCount; |
| int reservedThreads; |
| int activeThreads; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QT_NO_THREAD |
| #endif |