| /* |
| * Copyright (C) 2012 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "bindings/core/v8/V8CustomEvent.h" |
| |
| #include "bindings/core/v8/Dictionary.h" |
| #include "bindings/core/v8/SerializedScriptValue.h" |
| #include "bindings/core/v8/V8Binding.h" |
| #include "bindings/core/v8/V8DOMWrapper.h" |
| #include "bindings/core/v8/V8Event.h" |
| #include "bindings/core/v8/V8HiddenValue.h" |
| #include "core/dom/ContextFeatures.h" |
| #include "platform/RuntimeEnabledFeatures.h" |
| |
| namespace blink { |
| |
| static v8::Handle<v8::Value> cacheState(v8::Handle<v8::Object> customEvent, v8::Handle<v8::Value> detail, v8::Isolate* isolate) |
| { |
| V8HiddenValue::setHiddenValue(isolate, customEvent, V8HiddenValue::detail(isolate), detail); |
| return detail; |
| } |
| |
| |
| void V8CustomEvent::detailAttributeGetterCustom(const v8::PropertyCallbackInfo<v8::Value>& info) |
| { |
| CustomEvent* event = V8CustomEvent::toImpl(info.Holder()); |
| |
| v8::Handle<v8::Value> result = V8HiddenValue::getHiddenValue(info.GetIsolate(), info.Holder(), V8HiddenValue::detail(info.GetIsolate())); |
| |
| if (!result.IsEmpty()) { |
| v8SetReturnValue(info, result); |
| return; |
| } |
| |
| if (!event->serializedDetail()) { |
| // If we're in an isolated world and the event was created in the main world, |
| // we need to find the 'detail' property on the main world wrapper and clone it. |
| v8::Local<v8::Value> mainWorldDetail = V8HiddenValue::getHiddenValueFromMainWorldWrapper(info.GetIsolate(), event, V8HiddenValue::detail(info.GetIsolate())); |
| if (!mainWorldDetail.IsEmpty()) |
| event->setSerializedDetail(SerializedScriptValue::createAndSwallowExceptions(info.GetIsolate(), mainWorldDetail)); |
| } |
| |
| if (event->serializedDetail()) { |
| result = event->serializedDetail()->deserialize(); |
| v8SetReturnValue(info, cacheState(info.Holder(), result, info.GetIsolate())); |
| return; |
| } |
| |
| v8SetReturnValue(info, cacheState(info.Holder(), v8::Null(info.GetIsolate()), info.GetIsolate())); |
| } |
| |
| void V8CustomEvent::initCustomEventMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| CustomEvent* event = V8CustomEvent::toImpl(info.Holder()); |
| ASSERT(!event->serializedDetail()); |
| |
| TOSTRING_VOID(V8StringResource<>, typeArg, info[0]); |
| TONATIVE_VOID(bool, canBubbleArg, info[1]->BooleanValue()); |
| TONATIVE_VOID(bool, cancelableArg, info[2]->BooleanValue()); |
| v8::Handle<v8::Value> detailsArg = info[3]; |
| |
| event->initEvent(typeArg, canBubbleArg, cancelableArg); |
| |
| if (!detailsArg.IsEmpty()) { |
| V8HiddenValue::setHiddenValue(info.GetIsolate(), info.Holder(), V8HiddenValue::detail(info.GetIsolate()), detailsArg); |
| if (DOMWrapperWorld::current(info.GetIsolate()).isIsolatedWorld()) |
| event->setSerializedDetail(SerializedScriptValue::createAndSwallowExceptions(info.GetIsolate(), detailsArg)); |
| } |
| } |
| |
| } // namespace blink |