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39
40#ifndef QWAITCONDITION_H
41#define QWAITCONDITION_H
42
43#include <QtCore/qglobal.h>
44
45#include <limits.h>
46
47QT_BEGIN_NAMESPACE
48
49
50#ifndef QT_NO_THREAD
51
52class QDeadlineTimer;
53class QWaitConditionPrivate;
54class QMutex;
55class QReadWriteLock;
56
57class Q_CORE_EXPORT QWaitCondition
58{
59public:
60 QWaitCondition();
61 ~QWaitCondition();
62
63 // ### Qt 6: remove unsigned long overloads
64 bool wait(QMutex *lockedMutex, unsigned long time = ULONG_MAX);
65 bool wait(QMutex *lockedMutex, QDeadlineTimer deadline);
66 bool wait(QReadWriteLock *lockedReadWriteLock, unsigned long time = ULONG_MAX);
67 bool wait(QReadWriteLock *lockedReadWriteLock, QDeadlineTimer deadline);
68
69 void wakeOne();
70 void wakeAll();
71
72 void notify_one() { wakeOne(); }
73 void notify_all() { wakeAll(); }
74
75private:
76 Q_DISABLE_COPY(QWaitCondition)
77
78 QWaitConditionPrivate * d;
79};
80
81#else
82
83class QMutex;
84class Q_CORE_EXPORT QWaitCondition
85{
86public:
87 QWaitCondition() {}
88 ~QWaitCondition() {}
89
90 bool wait(QMutex *mutex, unsigned long time = ULONG_MAX)
91 {
92 Q_UNUSED(mutex);
93 Q_UNUSED(time);
94 return true;
95 }
96
97 void wakeOne() {}
98 void wakeAll() {}
99};
100
101#endif // QT_NO_THREAD
102
103QT_END_NAMESPACE
104
105#endif // QWAITCONDITION_H
106