1 /*
2 * Copyright (C) 2009 Google 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 are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "config.h"
32 #include "V8MessageEvent.h"
33
34 #include "MessageEvent.h"
35 #include "SerializedScriptValue.h"
36
37 #include "V8Binding.h"
38 #include "V8DOMWindow.h"
39 #include "V8MessagePort.h"
40 #include "V8MessagePortCustom.h"
41 #include "V8Proxy.h"
42
43 namespace WebCore {
44
portsAccessorGetter(v8::Local<v8::String> name,const v8::AccessorInfo & info)45 v8::Handle<v8::Value> V8MessageEvent::portsAccessorGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info)
46 {
47 INC_STATS("DOM.MessageEvent.ports");
48 MessageEvent* event = V8MessageEvent::toNative(info.Holder());
49
50 MessagePortArray* ports = event->ports();
51 if (!ports || ports->isEmpty())
52 return v8::Null();
53
54 v8::Local<v8::Array> portArray = v8::Array::New(ports->size());
55 for (size_t i = 0; i < ports->size(); ++i)
56 portArray->Set(v8::Integer::New(i), toV8((*ports)[i].get()));
57
58 return portArray;
59 }
60
initMessageEventCallback(const v8::Arguments & args)61 v8::Handle<v8::Value> V8MessageEvent::initMessageEventCallback(const v8::Arguments& args)
62 {
63 INC_STATS("DOM.MessageEvent.initMessageEvent");
64 MessageEvent* event = V8MessageEvent::toNative(args.Holder());
65 String typeArg = v8ValueToWebCoreString(args[0]);
66 bool canBubbleArg = args[1]->BooleanValue();
67 bool cancelableArg = args[2]->BooleanValue();
68 RefPtr<SerializedScriptValue> dataArg = SerializedScriptValue::create(args[3]);
69 String originArg = v8ValueToWebCoreString(args[4]);
70 String lastEventIdArg = v8ValueToWebCoreString(args[5]);
71
72 DOMWindow* sourceArg = 0;
73 if (args[6]->IsObject()) {
74 v8::Handle<v8::Object> wrapper = v8::Handle<v8::Object>::Cast(args[6]);
75 v8::Handle<v8::Object> window = V8DOMWrapper::lookupDOMWrapper(V8DOMWindow::GetTemplate(), wrapper);
76 if (!window.IsEmpty())
77 sourceArg = V8DOMWindow::toNative(window);
78 }
79 OwnPtr<MessagePortArray> portArray;
80
81 if (!isUndefinedOrNull(args[7])) {
82 portArray = new MessagePortArray();
83 if (!getMessagePortArray(args[7], *portArray))
84 return v8::Undefined();
85 }
86 event->initMessageEvent(typeArg, canBubbleArg, cancelableArg, dataArg.release(), originArg, lastEventIdArg, sourceArg, portArray.release());
87 v8::PropertyAttribute dataAttr = static_cast<v8::PropertyAttribute>(v8::DontDelete | v8::ReadOnly);
88 SerializedScriptValue::deserializeAndSetProperty(args.Holder(), "data", dataAttr, event->data());
89 return v8::Undefined();
90 }
91
92 } // namespace WebCore
93