1 /*
2 * Copyright (C) 2007 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
14 * its contributors may be used to endorse or promote products derived
15 * from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include "config.h"
30 #include "JSCustomVoidCallback.h"
31
32 #include "Frame.h"
33 #include "JSCallbackData.h"
34 #include "JSDOMWindowCustom.h"
35 #include "ScriptController.h"
36 #include <runtime/JSLock.h>
37 #include <wtf/MainThread.h>
38
39 namespace WebCore {
40
41 using namespace JSC;
42
JSCustomVoidCallback(JSObject * callback,JSDOMGlobalObject * globalObject)43 JSCustomVoidCallback::JSCustomVoidCallback(JSObject* callback, JSDOMGlobalObject* globalObject)
44 : m_data(new JSCallbackData(callback, globalObject))
45 , m_scriptExecutionContext(globalObject->scriptExecutionContext())
46 {
47 }
48
~JSCustomVoidCallback()49 JSCustomVoidCallback::~JSCustomVoidCallback()
50 {
51 if (m_scriptExecutionContext->isContextThread())
52 delete m_data;
53 else
54 m_scriptExecutionContext->postTask(DeleteCallbackDataTask::create(m_data));
55 #ifndef NDEBUG
56 m_data = 0;
57 #endif
58 }
59
handleEvent()60 void JSCustomVoidCallback::handleEvent()
61 {
62 ASSERT(m_data);
63
64 RefPtr<JSCustomVoidCallback> protect(this);
65
66 JSC::JSLock lock(SilenceAssertionsOnly);
67 MarkedArgumentBuffer args;
68 m_data->invokeCallback(args);
69 }
70
71 } // namespace WebCore
72