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1 // Copyright 2016 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "bindings/core/v8/V8HTMLElement.h" | |
6 | |
7 #include "bindings/core/v8/DOMWrapperWorld.h" | |
8 #include "bindings/core/v8/ExceptionState.h" | |
9 #include "bindings/core/v8/V8Binding.h" | |
10 #include "bindings/core/v8/V8BindingMacros.h" | |
11 #include "bindings/core/v8/V8ThrowException.h" | |
12 #include "core/dom/Document.h" | |
13 #include "core/dom/custom/CustomElementDefinition.h" | |
14 #include "core/dom/custom/CustomElementsRegistry.h" | |
15 #include "core/frame/LocalDOMWindow.h" | |
16 #include "platform/RuntimeEnabledFeatures.h" | |
17 | |
18 namespace blink { | |
19 | |
20 void V8HTMLElement::constructorCustom( | |
21 const v8::FunctionCallbackInfo<v8::Value>& info) | |
22 { | |
23 DCHECK(info.IsConstructCall()); | |
24 | |
25 v8::Isolate* isolate = info.GetIsolate(); | |
26 ScriptState* scriptState = ScriptState::current(isolate); | |
27 | |
28 if (!RuntimeEnabledFeatures::customElementsV1Enabled() | |
29 || !scriptState->world().isMainWorld()) { | |
30 V8ThrowException::throwTypeError(info.GetIsolate(), "Illegal constructor "); | |
31 return; | |
32 } | |
33 | |
34 LocalDOMWindow* window = scriptState->domWindow(); | |
35 CustomElementDefinition* def = | |
36 window->customElements(scriptState)->definitionForConstructor( | |
37 scriptState, | |
38 info.NewTarget()); | |
39 if (!def) { | |
40 V8ThrowException::throwTypeError(isolate, "Illegal constructor"); | |
41 return; | |
42 } | |
43 | |
44 // TODO(dominicc): Implement cases where the definition's | |
45 // construction stack is not empty when parser-creation is | |
46 // implemented. | |
47 ExceptionState exceptionState( | |
48 ExceptionState::ConstructionContext, | |
49 "HTMLElement", | |
50 info.Holder(), | |
51 isolate); | |
52 Element* element = window->document()->createElement( | |
53 def->localName(), | |
54 AtomicString(), | |
55 exceptionState); | |
56 if (exceptionState.throwIfNeeded()) | |
57 return; | |
58 v8SetReturnValue(info, element); | |
59 v8::Local<v8::Object> wrapper = | |
yosin_UTC9
2016/05/12 01:30:34
Just curiosity, is v8SetReturnValue(info, <C++ poi
bashi
2016/05/12 02:03:25
No. Try toV8() if you need to do. Basically the bi
haraken
2016/05/12 02:13:58
Please do the same thing as the generated code is
bashi
2016/05/12 02:15:18
I thought he asked a common pattten, not this spec
| |
60 info.GetReturnValue().Get().As<v8::Object>(); | |
61 if (wrapper.IsEmpty()) | |
62 return; | |
63 | |
64 if (!v8CallBoolean( | |
65 wrapper->SetPrototype(scriptState->context(), def->prototype(isolate)))) | |
yosin_UTC9
2016/05/12 01:30:34
Is info.GetNewTarget().GetProperty("prototype") !=
| |
66 return; | |
67 } | |
68 | |
69 } // namespace blink | |
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