author | eckhart.koppen@nokia.com |
Wed, 31 Mar 2010 11:06:36 +0300 | |
changeset 7 | f7bc934e204c |
parent 3 | 41300fa6a67c |
child 30 | 5dc02b23752f |
permissions | -rw-r--r-- |
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/**************************************************************************** |
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** |
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f7bc934e204c
5cabc75a39ca2f064f70b40f72ed93c74c4dc19b
eckhart.koppen@nokia.com
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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** All rights reserved. |
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** Contact: Nokia Corporation (qt-info@nokia.com) |
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** |
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** This file is part of the QtCore module of the Qt Toolkit. |
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** |
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** $QT_BEGIN_LICENSE:LGPL$ |
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** No Commercial Usage |
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** This file contains pre-release code and may not be distributed. |
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** You may use this file in accordance with the terms and conditions |
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** contained in the Technology Preview License Agreement accompanying |
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** this package. |
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** |
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** GNU Lesser General Public License Usage |
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** Alternatively, this file may be used under the terms of the GNU Lesser |
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** General Public License version 2.1 as published by the Free Software |
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** Foundation and appearing in the file LICENSE.LGPL included in the |
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** packaging of this file. Please review the following information to |
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** ensure the GNU Lesser General Public License version 2.1 requirements |
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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** |
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** In addition, as a special exception, Nokia gives you certain additional |
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** rights. These rights are described in the Nokia Qt LGPL Exception |
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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** |
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** If you have questions regarding the use of this file, please contact |
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** Nokia at qt-info@nokia.com. |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** $QT_END_LICENSE$ |
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** |
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****************************************************************************/ |
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#ifndef QTHREAD_P_H |
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#define QTHREAD_P_H |
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// |
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// W A R N I N G |
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// ------------- |
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// |
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// This file is not part of the Qt API. It exists purely as an |
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// implementation detail. This header file may change from version to |
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// version without notice, or even be removed. |
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// |
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// We mean it. |
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// |
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// |
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#include "qplatformdefs.h" |
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#include "QtCore/qthread.h" |
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#include "QtCore/qmutex.h" |
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#include "QtCore/qstack.h" |
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#include "QtCore/qwaitcondition.h" |
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#include "QtCore/qmap.h" |
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#include "private/qobject_p.h" |
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#ifdef Q_OS_SYMBIAN |
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#include <e32base.h> |
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#endif |
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QT_BEGIN_NAMESPACE |
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class QAbstractEventDispatcher; |
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class QEventLoop; |
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class QPostEvent |
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{ |
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public: |
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QObject *receiver; |
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QEvent *event; |
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int priority; |
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inline QPostEvent() |
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: receiver(0), event(0), priority(0) |
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{ } |
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inline QPostEvent(QObject *r, QEvent *e, int p) |
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: receiver(r), event(e), priority(p) |
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{ } |
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}; |
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inline bool operator<(int priority, const QPostEvent &pe) |
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{ |
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return pe.priority < priority; |
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} |
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inline bool operator<(const QPostEvent &pe, int priority) |
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{ |
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return priority < pe.priority; |
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} |
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class QPostEventList : public QList<QPostEvent> |
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{ |
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public: |
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// recursion == recursion count for sendPostedEvents() |
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int recursion; |
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// sendOffset == the current event to start sending |
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int startOffset; |
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// insertionOffset == set by sendPostedEvents to tell postEvent() where to start insertions |
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int insertionOffset; |
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QMutex mutex; |
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inline QPostEventList() |
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: QList<QPostEvent>(), recursion(0), startOffset(0), insertionOffset(0) |
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{ } |
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}; |
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#ifndef QT_NO_THREAD |
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class QThreadPrivate : public QObjectPrivate |
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{ |
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Q_DECLARE_PUBLIC(QThread) |
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public: |
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QThreadPrivate(QThreadData *d = 0); |
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~QThreadPrivate(); |
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mutable QMutex mutex; |
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bool running; |
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bool finished; |
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bool terminated; |
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uint stackSize; |
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QThread::Priority priority; |
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static QThread *threadForId(int id); |
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#ifdef Q_OS_UNIX |
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pthread_t thread_id; |
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QWaitCondition thread_done; |
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static void *start(void *arg); |
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#if defined(Q_OS_SYMBIAN) |
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static void finish(void *arg, bool lockAnyway=true, bool closeNativeHandle=true); |
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#else |
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static void finish(void *); |
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#endif |
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#endif // Q_OS_UNIX |
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#if defined(Q_OS_WIN32) || defined(Q_OS_WINCE) |
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HANDLE handle; |
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unsigned int id; |
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int waiters; |
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static unsigned int __stdcall start(void *); |
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static void finish(void *, bool lockAnyway=true); |
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#endif // Q_OS_WIN32 |
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#if defined(Q_OS_WIN32) || defined(Q_OS_WINCE) || defined (Q_OS_SYMBIAN) |
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bool terminationEnabled, terminatePending; |
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# endif |
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QThreadData *data; |
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static void createEventDispatcher(QThreadData *data); |
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}; |
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#else // QT_NO_THREAD |
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class QThreadPrivate : public QObjectPrivate |
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{ |
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public: |
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QThreadPrivate(QThreadData *d = 0) : data(d ? d : new QThreadData) {} |
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~QThreadPrivate() { delete data; } |
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QThreadData *data; |
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static void setCurrentThread(QThread*) {} |
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static QThread *threadForId(int) { return QThread::currentThread(); } |
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static void createEventDispatcher(QThreadData *data); |
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Q_DECLARE_PUBLIC(QThread) |
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}; |
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#endif // QT_NO_THREAD |
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class QThreadData |
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{ |
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QAtomicInt _ref; |
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public: |
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QThreadData(int initialRefCount = 1); |
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~QThreadData(); |
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static QThreadData *current(); |
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static QThreadData *get2(QThread *thread) |
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{ Q_ASSERT_X(thread != 0, "QThread", "internal error"); return thread->d_func()->data; } |
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void ref(); |
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void deref(); |
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QThread *thread; |
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bool quitNow; |
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int loopLevel; |
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QAbstractEventDispatcher *eventDispatcher; |
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QStack<QEventLoop *> eventLoops; |
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QPostEventList postEventList; |
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bool canWait; |
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3
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
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QVector<void *> tls; |
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QMutex mutex; |
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# ifdef Q_OS_SYMBIAN |
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RThread symbian_thread_handle; |
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# endif |
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}; |
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// thread wrapper for the main() thread |
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class QAdoptedThread : public QThread |
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{ |
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Q_DECLARE_PRIVATE(QThread) |
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public: |
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QAdoptedThread(QThreadData *data = 0); |
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~QAdoptedThread(); |
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void init(); |
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static QThread *createThreadForAdoption(); |
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private: |
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void run(); |
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}; |
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QT_END_NAMESPACE |
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#endif // QTHREAD_P_H |