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1 /* | 1 /* |
2 * Copyright (C) 2012 Google Inc. All rights reserved. | 2 * Copyright (C) 2012 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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54 { | 54 { |
55 CustomEvent* event = V8CustomEvent::toImpl(info.Holder()); | 55 CustomEvent* event = V8CustomEvent::toImpl(info.Holder()); |
56 | 56 |
57 v8::Local<v8::Value> result = V8HiddenValue::getHiddenValue(info.GetIsolate(
), info.Holder(), V8HiddenValue::detail(info.GetIsolate())); | 57 v8::Local<v8::Value> result = V8HiddenValue::getHiddenValue(info.GetIsolate(
), info.Holder(), V8HiddenValue::detail(info.GetIsolate())); |
58 | 58 |
59 if (!result.IsEmpty()) { | 59 if (!result.IsEmpty()) { |
60 v8SetReturnValue(info, result); | 60 v8SetReturnValue(info, result); |
61 return; | 61 return; |
62 } | 62 } |
63 | 63 |
64 if (!event->serializedDetail()) { | 64 // Be careful not to return a V8 value which is created in different world. |
65 // If we're in an isolated world and the event was created in the main w
orld, | 65 v8::Local<v8::Value> detail; |
66 // we need to find the 'detail' property on the main world wrapper and c
lone it. | 66 if (SerializedScriptValue* serializedValue = event->serializedDetail()) |
67 v8::Local<v8::Value> mainWorldDetail = V8HiddenValue::getHiddenValueFrom
MainWorldWrapper(info.GetIsolate(), event, V8HiddenValue::detail(info.GetIsolate
())); | 67 detail = serializedValue->deserialize(); |
68 if (!mainWorldDetail.IsEmpty()) | 68 else |
69 event->setSerializedDetail(SerializedScriptValueFactory::instance().
createAndSwallowExceptions(info.GetIsolate(), mainWorldDetail)); | 69 detail = event->detail().v8ValueFor(ScriptState::current(info.GetIsolate
())); |
70 } | 70 // |detail| should be null when it is an empty handle because its default va
lue is null. |
71 | 71 if (detail.IsEmpty()) |
72 if (event->serializedDetail()) { | 72 detail = v8::Null(info.GetIsolate()); |
73 result = event->serializedDetail()->deserialize(); | 73 v8SetReturnValue(info, cacheState(info.GetIsolate(), info.Holder(), detail))
; |
74 v8SetReturnValue(info, cacheState(info.GetIsolate(), info.Holder(), resu
lt)); | |
75 return; | |
76 } | |
77 | |
78 v8SetReturnValue(info, cacheState(info.GetIsolate(), info.Holder(), v8::Null
(info.GetIsolate()))); | |
79 } | 74 } |
80 | 75 |
81 void V8CustomEvent::initCustomEventMethodCustom(const v8::FunctionCallbackInfo<v
8::Value>& info) | 76 void V8CustomEvent::initCustomEventMethodCustom(const v8::FunctionCallbackInfo<v
8::Value>& info) |
82 { | 77 { |
83 CustomEvent* event = V8CustomEvent::toImpl(info.Holder()); | 78 CustomEvent* event = V8CustomEvent::toImpl(info.Holder()); |
84 ASSERT(!event->serializedDetail()); | |
85 | 79 |
86 TOSTRING_VOID(V8StringResource<>, typeArg, info[0]); | 80 TOSTRING_VOID(V8StringResource<>, typeArg, info[0]); |
87 bool canBubbleArg; | 81 bool canBubbleArg; |
88 bool cancelableArg; | 82 bool cancelableArg; |
89 if (!v8Call(info[1]->BooleanValue(info.GetIsolate()->GetCurrentContext()), c
anBubbleArg) | 83 if (!v8Call(info[1]->BooleanValue(info.GetIsolate()->GetCurrentContext()), c
anBubbleArg) |
90 || !v8Call(info[2]->BooleanValue(info.GetIsolate()->GetCurrentContext())
, cancelableArg)) | 84 || !v8Call(info[2]->BooleanValue(info.GetIsolate()->GetCurrentContext())
, cancelableArg)) |
91 return; | 85 return; |
92 v8::Local<v8::Value> detailsArg = info[3]; | 86 v8::Local<v8::Value> detailsArg = info[3]; |
93 | 87 |
94 event->initEvent(typeArg, canBubbleArg, cancelableArg); | 88 event->initEvent(typeArg, canBubbleArg, cancelableArg); |
95 | 89 event->setDetail(ScriptValue(ScriptState::current(info.GetIsolate()), detail
sArg)); |
96 if (!detailsArg.IsEmpty()) { | |
97 V8HiddenValue::setHiddenValue(info.GetIsolate(), info.Holder(), V8Hidden
Value::detail(info.GetIsolate()), detailsArg); | |
98 if (DOMWrapperWorld::current(info.GetIsolate()).isIsolatedWorld()) | |
99 event->setSerializedDetail(SerializedScriptValueFactory::instance().
createAndSwallowExceptions(info.GetIsolate(), detailsArg)); | |
100 } | |
101 } | 90 } |
102 | 91 |
103 } // namespace blink | 92 } // namespace blink |
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