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 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 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
