1 /*
2 * Copyright (C) 2007 Staikos Computing Services Inc.
3 * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
4 * Copyright (C) 2008 Apple Inc. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
16 * its contributors may be used to endorse or promote products derived
17 * from this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
20 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
22 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
23 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
26 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "config.h"
32 #include "MainThread.h"
33
34 #include <QtCore/QObject>
35 #include <QtCore/QCoreApplication>
36 #include <QThread>
37
38 namespace WTF {
39
40 class MainThreadInvoker : public QObject {
41 Q_OBJECT
42 public:
43 MainThreadInvoker();
44
45 private Q_SLOTS:
46 void dispatch();
47 };
48
MainThreadInvoker()49 MainThreadInvoker::MainThreadInvoker()
50 {
51 moveToThread(QCoreApplication::instance()->thread());
52 }
53
dispatch()54 void MainThreadInvoker::dispatch()
55 {
56 dispatchFunctionsFromMainThread();
57 }
58
Q_GLOBAL_STATIC(MainThreadInvoker,webkit_main_thread_invoker)59 Q_GLOBAL_STATIC(MainThreadInvoker, webkit_main_thread_invoker)
60
61 void initializeMainThreadPlatform()
62 {
63 }
64
scheduleDispatchFunctionsOnMainThread()65 void scheduleDispatchFunctionsOnMainThread()
66 {
67 QMetaObject::invokeMethod(webkit_main_thread_invoker(), "dispatch", Qt::QueuedConnection);
68 }
69
isMainThread()70 bool isMainThread()
71 {
72 return QThread::currentThread() == QCoreApplication::instance()->thread();
73 }
74
75 } // namespace WTF
76
77 #include "MainThreadQt.moc"
78