OLD | NEW |
1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "config.h" | 5 #include "config.h" |
6 #include "bindings/core/v8/ScriptWrappable.h" | 6 #include "bindings/core/v8/ScriptWrappable.h" |
7 | 7 |
8 #include "bindings/core/v8/DOMDataStore.h" | 8 #include "bindings/core/v8/DOMDataStore.h" |
9 #include "bindings/core/v8/V8DOMWrapper.h" | 9 #include "bindings/core/v8/V8DOMWrapper.h" |
10 | 10 |
(...skipping 28 matching lines...) Expand all Loading... |
39 m_wrapperTypeInfo->derefObject(m_scriptWrappableBase); | 39 m_wrapperTypeInfo->derefObject(m_scriptWrappableBase); |
40 } | 40 } |
41 | 41 |
42 private: | 42 private: |
43 ScriptWrappableBase* m_scriptWrappableBase; | 43 ScriptWrappableBase* m_scriptWrappableBase; |
44 const WrapperTypeInfo* m_wrapperTypeInfo; | 44 const WrapperTypeInfo* m_wrapperTypeInfo; |
45 }; | 45 }; |
46 | 46 |
47 } // namespace | 47 } // namespace |
48 | 48 |
49 // ScriptWrappableBase | |
50 | |
51 v8::Handle<v8::Object> ScriptWrappableBase::wrap(v8::Handle<v8::Object> creation
Context, v8::Isolate* isolate, const WrapperTypeInfo* wrapperTypeInfo) | |
52 { | |
53 // It's possible that no one except for the new wrapper owns this object at | |
54 // this moment, so we have to prevent GC to collect this object until the | |
55 // object gets associated with the wrapper. | |
56 ScriptWrappableBaseProtector protect(this, wrapperTypeInfo); | |
57 | |
58 ASSERT(!DOMDataStore::containsWrapper(this, isolate)); | |
59 | |
60 v8::Handle<v8::Object> wrapper = V8DOMWrapper::createWrapper(isolate, creati
onContext, wrapperTypeInfo, this); | |
61 if (UNLIKELY(wrapper.IsEmpty())) | |
62 return wrapper; | |
63 | |
64 wrapperTypeInfo->installConditionallyEnabledProperties(wrapper, isolate); | |
65 return V8DOMWrapper::associateObjectWithWrapper(isolate, this, wrapperTypeIn
fo, wrapper); | |
66 } | |
67 | |
68 // ScriptWrappable | |
69 | |
70 v8::Handle<v8::Object> ScriptWrappable::wrap(v8::Handle<v8::Object> creationCont
ext, v8::Isolate* isolate) | 49 v8::Handle<v8::Object> ScriptWrappable::wrap(v8::Handle<v8::Object> creationCont
ext, v8::Isolate* isolate) |
71 { | 50 { |
72 const WrapperTypeInfo* wrapperTypeInfo = this->wrapperTypeInfo(); | 51 const WrapperTypeInfo* wrapperTypeInfo = this->wrapperTypeInfo(); |
73 | 52 |
74 // It's possible that no one except for the new wrapper owns this object at | 53 // It's possible that no one except for the new wrapper owns this object at |
75 // this moment, so we have to prevent GC to collect this object until the | 54 // this moment, so we have to prevent GC to collect this object until the |
76 // object gets associated with the wrapper. | 55 // object gets associated with the wrapper. |
77 ScriptWrappableBaseProtector protect(this, wrapperTypeInfo); | 56 ScriptWrappableBaseProtector protect(this, wrapperTypeInfo); |
78 | 57 |
79 ASSERT(!DOMDataStore::containsWrapper(this, isolate)); | 58 ASSERT(!DOMDataStore::containsWrapper(this, isolate)); |
80 | 59 |
81 v8::Handle<v8::Object> wrapper = V8DOMWrapper::createWrapper(isolate, creati
onContext, wrapperTypeInfo, toScriptWrappableBase()); | 60 v8::Handle<v8::Object> wrapper = V8DOMWrapper::createWrapper(isolate, creati
onContext, wrapperTypeInfo, toScriptWrappableBase()); |
82 if (UNLIKELY(wrapper.IsEmpty())) | 61 if (UNLIKELY(wrapper.IsEmpty())) |
83 return wrapper; | 62 return wrapper; |
84 | 63 |
85 wrapperTypeInfo->installConditionallyEnabledProperties(wrapper, isolate); | 64 wrapperTypeInfo->installConditionallyEnabledProperties(wrapper, isolate); |
86 return associateWithWrapper(wrapperTypeInfo, wrapper, isolate); | 65 return associateWithWrapper(wrapperTypeInfo, wrapper, isolate); |
87 } | 66 } |
88 | 67 |
89 v8::Handle<v8::Object> ScriptWrappable::associateWithWrapper(const WrapperTypeIn
fo* wrapperTypeInfo, v8::Handle<v8::Object> wrapper, v8::Isolate* isolate) | 68 v8::Handle<v8::Object> ScriptWrappable::associateWithWrapper(const WrapperTypeIn
fo* wrapperTypeInfo, v8::Handle<v8::Object> wrapper, v8::Isolate* isolate) |
90 { | 69 { |
91 return V8DOMWrapper::associateObjectWithWrapper(isolate, this, wrapperTypeIn
fo, wrapper); | 70 return V8DOMWrapper::associateObjectWithWrapper(isolate, this, wrapperTypeIn
fo, wrapper); |
92 } | 71 } |
93 | 72 |
94 } // namespace blink | 73 } // namespace blink |
OLD | NEW |