| 1 | // Copyright (C) 2016 The Qt Company Ltd. |
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| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
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| 3 | |
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| 4 | #ifndef QWAITCONDITION_H |
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| 5 | #define QWAITCONDITION_H |
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| 6 | |
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| 7 | #include <QtCore/QDeadlineTimer> |
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| 8 | |
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| 9 | QT_BEGIN_NAMESPACE |
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| 10 | |
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| 11 | #if QT_CONFIG(thread) |
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| 12 | |
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| 13 | class QWaitConditionPrivate; |
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| 14 | class QMutex; |
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| 15 | class QReadWriteLock; |
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| 16 | |
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| 17 | class Q_CORE_EXPORT QWaitCondition |
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| 18 | { |
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| 19 | public: |
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| 20 | QWaitCondition(); |
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| 21 | ~QWaitCondition(); |
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| 22 | |
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| 23 | bool wait(QMutex *lockedMutex, |
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| 24 | QDeadlineTimer deadline = QDeadlineTimer(QDeadlineTimer::Forever)); |
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| 25 | bool wait(QMutex *lockedMutex, unsigned long time); |
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| 26 | |
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| 27 | bool wait(QReadWriteLock *lockedReadWriteLock, |
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| 28 | QDeadlineTimer deadline = QDeadlineTimer(QDeadlineTimer::Forever)); |
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| 29 | bool wait(QReadWriteLock *lockedReadWriteLock, unsigned long time); |
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| 30 | |
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| 31 | void wakeOne(); |
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| 32 | void wakeAll(); |
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| 33 | |
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| 34 | void notify_one() { wakeOne(); } |
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| 35 | void notify_all() { wakeAll(); } |
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| 36 | |
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| 37 | private: |
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| 38 | Q_DISABLE_COPY(QWaitCondition) |
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| 39 | |
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| 40 | QWaitConditionPrivate *d; |
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| 41 | }; |
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| 42 | |
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| 43 | #else |
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| 44 | |
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| 45 | class QMutex; |
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| 46 | class QReadWriteLock; |
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| 47 | |
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| 48 | class Q_CORE_EXPORT QWaitCondition |
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| 49 | { |
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| 50 | public: |
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| 51 | QWaitCondition() {} |
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| 52 | ~QWaitCondition() {} |
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| 53 | |
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| 54 | bool wait(QMutex *, QDeadlineTimer = QDeadlineTimer(QDeadlineTimer::Forever)) |
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| 55 | { return true; } |
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| 56 | bool wait(QReadWriteLock *, QDeadlineTimer = QDeadlineTimer(QDeadlineTimer::Forever)) |
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| 57 | { return true; } |
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| 58 | bool wait(QMutex *, unsigned long) { return true; } |
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| 59 | bool wait(QReadWriteLock *, unsigned long) { return true; } |
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| 60 | |
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| 61 | void wakeOne() {} |
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| 62 | void wakeAll() {} |
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| 63 | |
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| 64 | void notify_one() { wakeOne(); } |
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| 65 | void notify_all() { wakeAll(); } |
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| 66 | }; |
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| 67 | |
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| 68 | #endif // QT_CONFIG(thread) |
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| 69 | |
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| 70 | QT_END_NAMESPACE |
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| 71 | |
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| 72 | #endif // QWAITCONDITION_H |
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| 73 | |
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