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qsemaphore.h
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** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
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#ifndef QSEMAPHORE_H
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#define QSEMAPHORE_H
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#include <QtCore/qglobal.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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#ifndef QT_NO_THREAD
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class
QSemaphorePrivate
;
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class
Q_CORE_EXPORT
QSemaphore
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{
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public
:
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explicit
QSemaphore
(
int
n = 0);
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~
QSemaphore
();
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void
acquire(
int
n = 1);
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bool
tryAcquire(
int
n = 1);
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bool
tryAcquire(
int
n,
int
timeout);
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void
release(
int
n = 1);
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int
available()
const
;
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private
:
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Q_DISABLE_COPY
(
QSemaphore
)
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QSemaphorePrivate
*
d
;
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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 // QSEMAPHORE_H
d
double d
Definition:
qnumeric_p.h:62
QT_END_NAMESPACE
#define QT_END_NAMESPACE
This macro expands to.
Definition:
qglobal.h:90
QSemaphore
The QSemaphore class provides a general counting semaphore.
Definition:
qsemaphore.h:57
QT_MODULE
#define QT_MODULE(x)
Definition:
qglobal.h:2783
QT_BEGIN_HEADER
#define QT_BEGIN_HEADER
Definition:
qglobal.h:136
Q_DISABLE_COPY
#define Q_DISABLE_COPY(Class)
Disables the use of copy constructors and assignment operators for the given Class.
Definition:
qglobal.h:2523
QT_BEGIN_NAMESPACE
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition:
qglobal.h:89
Q_CORE_EXPORT
#define Q_CORE_EXPORT
Definition:
qglobal.h:1449
QSemaphorePrivate
Definition:
qsemaphore.cpp:104
QT_END_HEADER
#define QT_END_HEADER
Definition:
qglobal.h:137
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