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Side by Side Diff: Source/bindings/v8/V8AbstractEventListener.cpp

Issue 22893051: Add support for BeforeUnloadEvent (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Fix test failures Created 7 years, 3 months ago
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1 /* 1 /*
2 * Copyright (C) 2006, 2007, 2008, 2009 Google Inc. All rights reserved. 2 * Copyright (C) 2006, 2007, 2008, 2009 Google Inc. All rights reserved.
3 * 3 *
4 * Redistribution and use in source and binary forms, with or without 4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are 5 * modification, are permitted provided that the following conditions are
6 * met: 6 * met:
7 * 7 *
8 * * Redistributions of source code must retain the above copyright 8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer. 9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above 10 * * Redistributions in binary form must reproduce the above
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30 30
31 #include "config.h" 31 #include "config.h"
32 #include "bindings/v8/V8AbstractEventListener.h" 32 #include "bindings/v8/V8AbstractEventListener.h"
33 33
34 #include "V8Event.h" 34 #include "V8Event.h"
35 #include "V8EventTarget.h" 35 #include "V8EventTarget.h"
36 #include "bindings/v8/DateExtension.h" 36 #include "bindings/v8/DateExtension.h"
37 #include "bindings/v8/V8Binding.h" 37 #include "bindings/v8/V8Binding.h"
38 #include "bindings/v8/V8EventListenerList.h" 38 #include "bindings/v8/V8EventListenerList.h"
39 #include "bindings/v8/V8HiddenPropertyName.h" 39 #include "bindings/v8/V8HiddenPropertyName.h"
40 #include "core/dom/BeforeUnloadEvent.h"
40 #include "core/dom/Document.h" 41 #include "core/dom/Document.h"
41 #include "core/dom/Event.h" 42 #include "core/dom/Event.h"
42 #include "core/dom/EventNames.h" 43 #include "core/dom/EventNames.h"
43 #include "core/inspector/InspectorCounters.h" 44 #include "core/inspector/InspectorCounters.h"
44 #include "core/page/Frame.h" 45 #include "core/page/Frame.h"
45 #include "core/workers/WorkerGlobalScope.h" 46 #include "core/workers/WorkerGlobalScope.h"
46 47
47 namespace WebCore { 48 namespace WebCore {
48 49
49 V8AbstractEventListener::V8AbstractEventListener(bool isAttribute, PassRefPtr<DO MWrapperWorld> world, v8::Isolate* isolate) 50 V8AbstractEventListener::V8AbstractEventListener(bool isAttribute, PassRefPtr<DO MWrapperWorld> world, v8::Isolate* isolate)
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150 } 151 }
151 152
152 if (event->type() == eventNames().beforeunloadEvent || event->type() == even tNames().unloadEvent) 153 if (event->type() == eventNames().beforeunloadEvent || event->type() == even tNames().unloadEvent)
153 DateExtension::get()->setAllowSleep(true, v8Context->GetIsolate()); 154 DateExtension::get()->setAllowSleep(true, v8Context->GetIsolate());
154 155
155 ASSERT(!handleOutOfMemory() || returnValue.IsEmpty()); 156 ASSERT(!handleOutOfMemory() || returnValue.IsEmpty());
156 157
157 if (returnValue.IsEmpty()) 158 if (returnValue.IsEmpty())
158 return; 159 return;
159 160
160 if (!returnValue->IsNull() && !returnValue->IsUndefined() && event->storesRe sultAsString()) 161 if (!returnValue->IsNull() && !returnValue->IsUndefined() && event->isBefore UnloadEvent())
161 event->storeResult(toWebCoreString(returnValue)); 162 toBeforeUnloadEvent(event)->setReturnValue(toWebCoreString(returnValue)) ;
162 163
163 if (m_isAttribute && shouldPreventDefault(returnValue)) 164 if (m_isAttribute && shouldPreventDefault(returnValue))
164 event->preventDefault(); 165 event->preventDefault();
165 } 166 }
166 167
167 bool V8AbstractEventListener::shouldPreventDefault(v8::Local<v8::Value> returnVa lue) 168 bool V8AbstractEventListener::shouldPreventDefault(v8::Local<v8::Value> returnVa lue)
168 { 169 {
169 // Prevent default action if the return value is false in accord with the sp ec 170 // Prevent default action if the return value is false in accord with the sp ec
170 // http://www.w3.org/TR/html5/webappapis.html#event-handler-attributes 171 // http://www.w3.org/TR/html5/webappapis.html#event-handler-attributes
171 return returnValue->IsBoolean() && !returnValue->BooleanValue(); 172 return returnValue->IsBoolean() && !returnValue->BooleanValue();
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184 return v8::Local<v8::Object>(); 185 return v8::Local<v8::Object>();
185 return v8::Local<v8::Object>::New(v8::Handle<v8::Object>::Cast(value)); 186 return v8::Local<v8::Object>::New(v8::Handle<v8::Object>::Cast(value));
186 } 187 }
187 188
188 void V8AbstractEventListener::makeWeakCallback(v8::Isolate*, v8::Persistent<v8:: Object>*, V8AbstractEventListener* listener) 189 void V8AbstractEventListener::makeWeakCallback(v8::Isolate*, v8::Persistent<v8:: Object>*, V8AbstractEventListener* listener)
189 { 190 {
190 listener->m_listener.clear(); 191 listener->m_listener.clear();
191 } 192 }
192 193
193 } // namespace WebCore 194 } // namespace WebCore
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