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| 1 /* | 1 /* |
| 2 * Copyright (C) 2010 Google Inc. All rights reserved. | 2 * Copyright (C) 2010 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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| 74 v8::Local<v8::Function>, | 74 v8::Local<v8::Function>, |
| 75 v8::Local<v8::FunctionTemplate>); | 75 v8::Local<v8::FunctionTemplate>); |
| 76 | 76 |
| 77 inline void setObjectGroup(v8::Isolate* isolate, | 77 inline void setObjectGroup(v8::Isolate* isolate, |
| 78 ScriptWrappable* scriptWrappable, | 78 ScriptWrappable* scriptWrappable, |
| 79 const v8::Persistent<v8::Object>& wrapper) { | 79 const v8::Persistent<v8::Object>& wrapper) { |
| 80 isolate->SetObjectGroupId( | 80 isolate->SetObjectGroupId( |
| 81 wrapper, v8::UniqueId(reinterpret_cast<intptr_t>(scriptWrappable))); | 81 wrapper, v8::UniqueId(reinterpret_cast<intptr_t>(scriptWrappable))); |
| 82 } | 82 } |
| 83 | 83 |
| 84 // This struct provides a way to store a bunch of information that is helpful wh
en unwrapping | 84 // This struct provides a way to store a bunch of information that is helpful |
| 85 // v8 objects. Each v8 bindings class has exactly one static WrapperTypeInfo mem
ber, so | 85 // when unwrapping v8 objects. Each v8 bindings class has exactly one static |
| 86 // comparing pointers is a safe way to determine if types match. | 86 // WrapperTypeInfo member, so comparing pointers is a safe way to determine if |
| 87 // types match. |
| 87 struct WrapperTypeInfo { | 88 struct WrapperTypeInfo { |
| 88 DISALLOW_NEW(); | 89 DISALLOW_NEW(); |
| 89 | 90 |
| 90 enum WrapperTypePrototype { | 91 enum WrapperTypePrototype { |
| 91 WrapperTypeObjectPrototype, | 92 WrapperTypeObjectPrototype, |
| 92 WrapperTypeExceptionPrototype, | 93 WrapperTypeExceptionPrototype, |
| 93 }; | 94 }; |
| 94 | 95 |
| 95 enum WrapperClassId { | 96 enum WrapperClassId { |
| 96 NodeClassId = 1, // NodeClassId must be smaller than ObjectClassId. | 97 NodeClassId = 1, // NodeClassId must be smaller than ObjectClassId. |
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| 236 return getInternalField<WrapperTypeInfo, v8DOMWrapperTypeIndex>(wrapper); | 237 return getInternalField<WrapperTypeInfo, v8DOMWrapperTypeIndex>(wrapper); |
| 237 } | 238 } |
| 238 | 239 |
| 239 inline const WrapperTypeInfo* toWrapperTypeInfo(v8::Local<v8::Object> wrapper) { | 240 inline const WrapperTypeInfo* toWrapperTypeInfo(v8::Local<v8::Object> wrapper) { |
| 240 return getInternalField<WrapperTypeInfo, v8DOMWrapperTypeIndex>(wrapper); | 241 return getInternalField<WrapperTypeInfo, v8DOMWrapperTypeIndex>(wrapper); |
| 241 } | 242 } |
| 242 | 243 |
| 243 } // namespace blink | 244 } // namespace blink |
| 244 | 245 |
| 245 #endif // WrapperTypeInfo_h | 246 #endif // WrapperTypeInfo_h |
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