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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 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 |
(...skipping 10 matching lines...) Expand all Loading... |
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 */ | 29 */ |
30 | 30 |
31 #include "bindings/core/v8/CustomElementConstructorBuilder.h" | 31 #include "bindings/core/v8/V0CustomElementConstructorBuilder.h" |
32 | 32 |
33 #include "bindings/core/v8/CustomElementBinding.h" | |
34 #include "bindings/core/v8/DOMWrapperWorld.h" | 33 #include "bindings/core/v8/DOMWrapperWorld.h" |
35 #include "bindings/core/v8/ExceptionState.h" | 34 #include "bindings/core/v8/ExceptionState.h" |
| 35 #include "bindings/core/v8/V0CustomElementBinding.h" |
36 #include "bindings/core/v8/V8Binding.h" | 36 #include "bindings/core/v8/V8Binding.h" |
37 #include "bindings/core/v8/V8Document.h" | 37 #include "bindings/core/v8/V8Document.h" |
38 #include "bindings/core/v8/V8HTMLElement.h" | 38 #include "bindings/core/v8/V8HTMLElement.h" |
39 #include "bindings/core/v8/V8HiddenValue.h" | 39 #include "bindings/core/v8/V8HiddenValue.h" |
40 #include "bindings/core/v8/V8PerContextData.h" | 40 #include "bindings/core/v8/V8PerContextData.h" |
41 #include "bindings/core/v8/V8SVGElement.h" | 41 #include "bindings/core/v8/V8SVGElement.h" |
42 #include "core/HTMLNames.h" | 42 #include "core/HTMLNames.h" |
43 #include "core/SVGNames.h" | 43 #include "core/SVGNames.h" |
44 #include "core/dom/Document.h" | 44 #include "core/dom/Document.h" |
45 #include "core/dom/ElementRegistrationOptions.h" | 45 #include "core/dom/ElementRegistrationOptions.h" |
46 #include "core/dom/custom/CustomElementDefinition.h" | 46 #include "core/dom/custom/V0CustomElementDefinition.h" |
47 #include "core/dom/custom/CustomElementDescriptor.h" | 47 #include "core/dom/custom/V0CustomElementDescriptor.h" |
48 #include "core/dom/custom/CustomElementException.h" | 48 #include "core/dom/custom/V0CustomElementException.h" |
49 #include "core/dom/custom/CustomElementProcessingStack.h" | 49 #include "core/dom/custom/V0CustomElementProcessingStack.h" |
50 #include "wtf/Assertions.h" | 50 #include "wtf/Assertions.h" |
51 | 51 |
52 namespace blink { | 52 namespace blink { |
53 | 53 |
54 static void constructCustomElement(const v8::FunctionCallbackInfo<v8::Value>&); | 54 static void constructCustomElement(const v8::FunctionCallbackInfo<v8::Value>&); |
55 | 55 |
56 CustomElementConstructorBuilder::CustomElementConstructorBuilder(ScriptState* sc
riptState, const ElementRegistrationOptions& options) | 56 V0CustomElementConstructorBuilder::V0CustomElementConstructorBuilder(ScriptState
* scriptState, const ElementRegistrationOptions& options) |
57 : m_scriptState(scriptState) | 57 : m_scriptState(scriptState) |
58 , m_options(options) | 58 , m_options(options) |
59 { | 59 { |
60 ASSERT(m_scriptState->context() == m_scriptState->isolate()->GetCurrentConte
xt()); | 60 ASSERT(m_scriptState->context() == m_scriptState->isolate()->GetCurrentConte
xt()); |
61 } | 61 } |
62 | 62 |
63 bool CustomElementConstructorBuilder::isFeatureAllowed() const | 63 bool V0CustomElementConstructorBuilder::isFeatureAllowed() const |
64 { | 64 { |
65 return m_scriptState->world().isMainWorld(); | 65 return m_scriptState->world().isMainWorld(); |
66 } | 66 } |
67 | 67 |
68 bool CustomElementConstructorBuilder::validateOptions(const AtomicString& type,
QualifiedName& tagName, ExceptionState& exceptionState) | 68 bool V0CustomElementConstructorBuilder::validateOptions(const AtomicString& type
, QualifiedName& tagName, ExceptionState& exceptionState) |
69 { | 69 { |
70 ASSERT(m_prototype.IsEmpty()); | 70 ASSERT(m_prototype.IsEmpty()); |
71 | 71 |
72 v8::TryCatch tryCatch(m_scriptState->isolate()); | 72 v8::TryCatch tryCatch(m_scriptState->isolate()); |
73 | 73 |
74 if (!m_scriptState->perContextData()) { | 74 if (!m_scriptState->perContextData()) { |
75 // FIXME: This should generate an InvalidContext exception at a later po
int. | 75 // FIXME: This should generate an InvalidContext exception at a later po
int. |
76 CustomElementException::throwException(CustomElementException::ContextDe
stroyedCheckingPrototype, type, exceptionState); | 76 V0CustomElementException::throwException(V0CustomElementException::Conte
xtDestroyedCheckingPrototype, type, exceptionState); |
77 tryCatch.ReThrow(); | 77 tryCatch.ReThrow(); |
78 return false; | 78 return false; |
79 } | 79 } |
80 | 80 |
81 if (m_options.hasPrototype()) { | 81 if (m_options.hasPrototype()) { |
82 ASSERT(m_options.prototype().isObject()); | 82 ASSERT(m_options.prototype().isObject()); |
83 m_prototype = m_options.prototype().v8Value().As<v8::Object>(); | 83 m_prototype = m_options.prototype().v8Value().As<v8::Object>(); |
84 } else { | 84 } else { |
85 m_prototype = v8::Object::New(m_scriptState->isolate()); | 85 m_prototype = v8::Object::New(m_scriptState->isolate()); |
86 v8::Local<v8::Object> basePrototype = m_scriptState->perContextData()->p
rototypeForType(&V8HTMLElement::wrapperTypeInfo); | 86 v8::Local<v8::Object> basePrototype = m_scriptState->perContextData()->p
rototypeForType(&V8HTMLElement::wrapperTypeInfo); |
87 if (!basePrototype.IsEmpty()) { | 87 if (!basePrototype.IsEmpty()) { |
88 if (!v8CallBoolean(m_prototype->SetPrototype(m_scriptState->context(
), basePrototype))) | 88 if (!v8CallBoolean(m_prototype->SetPrototype(m_scriptState->context(
), basePrototype))) |
89 return false; | 89 return false; |
90 } | 90 } |
91 } | 91 } |
92 | 92 |
93 AtomicString namespaceURI = HTMLNames::xhtmlNamespaceURI; | 93 AtomicString namespaceURI = HTMLNames::xhtmlNamespaceURI; |
94 if (hasValidPrototypeChainFor(&V8SVGElement::wrapperTypeInfo)) | 94 if (hasValidPrototypeChainFor(&V8SVGElement::wrapperTypeInfo)) |
95 namespaceURI = SVGNames::svgNamespaceURI; | 95 namespaceURI = SVGNames::svgNamespaceURI; |
96 | 96 |
97 ASSERT(!tryCatch.HasCaught()); | 97 ASSERT(!tryCatch.HasCaught()); |
98 | 98 |
99 AtomicString localName; | 99 AtomicString localName; |
100 | 100 |
101 if (m_options.hasExtends()) { | 101 if (m_options.hasExtends()) { |
102 localName = AtomicString(m_options.extends().lower()); | 102 localName = AtomicString(m_options.extends().lower()); |
103 | 103 |
104 if (!Document::isValidName(localName)) { | 104 if (!Document::isValidName(localName)) { |
105 CustomElementException::throwException(CustomElementException::Exten
dsIsInvalidName, type, exceptionState); | 105 V0CustomElementException::throwException(V0CustomElementException::E
xtendsIsInvalidName, type, exceptionState); |
106 tryCatch.ReThrow(); | 106 tryCatch.ReThrow(); |
107 return false; | 107 return false; |
108 } | 108 } |
109 if (CustomElement::isValidName(localName)) { | 109 if (V0CustomElement::isValidName(localName)) { |
110 CustomElementException::throwException(CustomElementException::Exten
dsIsCustomElementName, type, exceptionState); | 110 V0CustomElementException::throwException(V0CustomElementException::E
xtendsIsCustomElementName, type, exceptionState); |
111 tryCatch.ReThrow(); | 111 tryCatch.ReThrow(); |
112 return false; | 112 return false; |
113 } | 113 } |
114 } else { | 114 } else { |
115 if (namespaceURI == SVGNames::svgNamespaceURI) { | 115 if (namespaceURI == SVGNames::svgNamespaceURI) { |
116 CustomElementException::throwException(CustomElementException::Exten
dsIsInvalidName, type, exceptionState); | 116 V0CustomElementException::throwException(V0CustomElementException::E
xtendsIsInvalidName, type, exceptionState); |
117 tryCatch.ReThrow(); | 117 tryCatch.ReThrow(); |
118 return false; | 118 return false; |
119 } | 119 } |
120 localName = type; | 120 localName = type; |
121 } | 121 } |
122 | 122 |
123 ASSERT(!tryCatch.HasCaught()); | 123 ASSERT(!tryCatch.HasCaught()); |
124 tagName = QualifiedName(nullAtom, localName, namespaceURI); | 124 tagName = QualifiedName(nullAtom, localName, namespaceURI); |
125 return true; | 125 return true; |
126 } | 126 } |
127 | 127 |
128 CustomElementLifecycleCallbacks* CustomElementConstructorBuilder::createCallback
s() | 128 V0CustomElementLifecycleCallbacks* V0CustomElementConstructorBuilder::createCall
backs() |
129 { | 129 { |
130 ASSERT(!m_prototype.IsEmpty()); | 130 ASSERT(!m_prototype.IsEmpty()); |
131 | 131 |
132 v8::TryCatch exceptionCatcher(m_scriptState->isolate()); | 132 v8::TryCatch exceptionCatcher(m_scriptState->isolate()); |
133 exceptionCatcher.SetVerbose(true); | 133 exceptionCatcher.SetVerbose(true); |
134 | 134 |
135 v8::MaybeLocal<v8::Function> created = retrieveCallback("createdCallback"); | 135 v8::MaybeLocal<v8::Function> created = retrieveCallback("createdCallback"); |
136 v8::MaybeLocal<v8::Function> attached = retrieveCallback("attachedCallback")
; | 136 v8::MaybeLocal<v8::Function> attached = retrieveCallback("attachedCallback")
; |
137 v8::MaybeLocal<v8::Function> detached = retrieveCallback("detachedCallback")
; | 137 v8::MaybeLocal<v8::Function> detached = retrieveCallback("detachedCallback")
; |
138 v8::MaybeLocal<v8::Function> attributeChanged = retrieveCallback("attributeC
hangedCallback"); | 138 v8::MaybeLocal<v8::Function> attributeChanged = retrieveCallback("attributeC
hangedCallback"); |
139 | 139 |
140 m_callbacks = V8CustomElementLifecycleCallbacks::create(m_scriptState.get(),
m_prototype, created, attached, detached, attributeChanged); | 140 m_callbacks = V8V0CustomElementLifecycleCallbacks::create(m_scriptState.get(
), m_prototype, created, attached, detached, attributeChanged); |
141 return m_callbacks.get(); | 141 return m_callbacks.get(); |
142 } | 142 } |
143 | 143 |
144 v8::MaybeLocal<v8::Function> CustomElementConstructorBuilder::retrieveCallback(c
onst char* name) | 144 v8::MaybeLocal<v8::Function> V0CustomElementConstructorBuilder::retrieveCallback
(const char* name) |
145 { | 145 { |
146 v8::Local<v8::Value> value; | 146 v8::Local<v8::Value> value; |
147 if (!m_prototype->Get(m_scriptState->context(), v8String(m_scriptState->isol
ate(), name)).ToLocal(&value) || !value->IsFunction()) | 147 if (!m_prototype->Get(m_scriptState->context(), v8String(m_scriptState->isol
ate(), name)).ToLocal(&value) || !value->IsFunction()) |
148 return v8::MaybeLocal<v8::Function>(); | 148 return v8::MaybeLocal<v8::Function>(); |
149 return v8::MaybeLocal<v8::Function>(value.As<v8::Function>()); | 149 return v8::MaybeLocal<v8::Function>(value.As<v8::Function>()); |
150 } | 150 } |
151 | 151 |
152 bool CustomElementConstructorBuilder::createConstructor(Document* document, Cust
omElementDefinition* definition, ExceptionState& exceptionState) | 152 bool V0CustomElementConstructorBuilder::createConstructor(Document* document, V0
CustomElementDefinition* definition, ExceptionState& exceptionState) |
153 { | 153 { |
154 ASSERT(!m_prototype.IsEmpty()); | 154 ASSERT(!m_prototype.IsEmpty()); |
155 ASSERT(m_constructor.IsEmpty()); | 155 ASSERT(m_constructor.IsEmpty()); |
156 ASSERT(document); | 156 ASSERT(document); |
157 | 157 |
158 v8::Isolate* isolate = m_scriptState->isolate(); | 158 v8::Isolate* isolate = m_scriptState->isolate(); |
159 v8::Local<v8::Context> context = m_scriptState->context(); | 159 v8::Local<v8::Context> context = m_scriptState->context(); |
160 | 160 |
161 if (!prototypeIsValid(definition->descriptor().type(), exceptionState)) | 161 if (!prototypeIsValid(definition->descriptor().type(), exceptionState)) |
162 return false; | 162 return false; |
163 | 163 |
164 const CustomElementDescriptor& descriptor = definition->descriptor(); | 164 const V0CustomElementDescriptor& descriptor = definition->descriptor(); |
165 | 165 |
166 v8::Local<v8::String> v8TagName = v8String(isolate, descriptor.localName()); | 166 v8::Local<v8::String> v8TagName = v8String(isolate, descriptor.localName()); |
167 v8::Local<v8::Value> v8Type; | 167 v8::Local<v8::Value> v8Type; |
168 if (descriptor.isTypeExtension()) | 168 if (descriptor.isTypeExtension()) |
169 v8Type = v8String(isolate, descriptor.type()); | 169 v8Type = v8String(isolate, descriptor.type()); |
170 else | 170 else |
171 v8Type = v8::Null(isolate); | 171 v8Type = v8::Null(isolate); |
172 | 172 |
173 v8::Local<v8::Object> data = v8::Object::New(isolate); | 173 v8::Local<v8::Object> data = v8::Object::New(isolate); |
174 V8HiddenValue::setHiddenValue(m_scriptState.get(), data, V8HiddenValue::cust
omElementDocument(isolate), toV8(document, context->Global(), isolate)); | 174 V8HiddenValue::setHiddenValue(m_scriptState.get(), data, V8HiddenValue::cust
omElementDocument(isolate), toV8(document, context->Global(), isolate)); |
175 V8HiddenValue::setHiddenValue(m_scriptState.get(), data, V8HiddenValue::cust
omElementNamespaceURI(isolate), v8String(isolate, descriptor.namespaceURI())); | 175 V8HiddenValue::setHiddenValue(m_scriptState.get(), data, V8HiddenValue::cust
omElementNamespaceURI(isolate), v8String(isolate, descriptor.namespaceURI())); |
176 V8HiddenValue::setHiddenValue(m_scriptState.get(), data, V8HiddenValue::cust
omElementTagName(isolate), v8TagName); | 176 V8HiddenValue::setHiddenValue(m_scriptState.get(), data, V8HiddenValue::cust
omElementTagName(isolate), v8TagName); |
177 V8HiddenValue::setHiddenValue(m_scriptState.get(), data, V8HiddenValue::cust
omElementType(isolate), v8Type); | 177 V8HiddenValue::setHiddenValue(m_scriptState.get(), data, V8HiddenValue::cust
omElementType(isolate), v8Type); |
178 | 178 |
179 v8::Local<v8::FunctionTemplate> constructorTemplate = v8::FunctionTemplate::
New(isolate); | 179 v8::Local<v8::FunctionTemplate> constructorTemplate = v8::FunctionTemplate::
New(isolate); |
180 constructorTemplate->SetCallHandler(constructCustomElement, data); | 180 constructorTemplate->SetCallHandler(constructCustomElement, data); |
181 if (!constructorTemplate->GetFunction(context).ToLocal(&m_constructor)) { | 181 if (!constructorTemplate->GetFunction(context).ToLocal(&m_constructor)) { |
182 CustomElementException::throwException(CustomElementException::ContextDe
stroyedRegisteringDefinition, definition->descriptor().type(), exceptionState); | 182 V0CustomElementException::throwException(V0CustomElementException::Conte
xtDestroyedRegisteringDefinition, definition->descriptor().type(), exceptionStat
e); |
183 return false; | 183 return false; |
184 } | 184 } |
185 | 185 |
186 m_constructor->SetName(v8Type->IsNull() ? v8TagName : v8Type.As<v8::String>(
)); | 186 m_constructor->SetName(v8Type->IsNull() ? v8TagName : v8Type.As<v8::String>(
)); |
187 | 187 |
188 v8::Local<v8::String> prototypeKey = v8String(isolate, "prototype"); | 188 v8::Local<v8::String> prototypeKey = v8String(isolate, "prototype"); |
189 if (!v8CallBoolean(m_constructor->HasOwnProperty(context, prototypeKey))) | 189 if (!v8CallBoolean(m_constructor->HasOwnProperty(context, prototypeKey))) |
190 return false; | 190 return false; |
191 // This sets the property *value*; calling Set is safe because | 191 // This sets the property *value*; calling Set is safe because |
192 // "prototype" is a non-configurable data property so there can be | 192 // "prototype" is a non-configurable data property so there can be |
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207 if (!v8CallBoolean(m_constructor->SetPrototype(context, constructorPrototype
))) | 207 if (!v8CallBoolean(m_constructor->SetPrototype(context, constructorPrototype
))) |
208 return false; | 208 return false; |
209 | 209 |
210 V8HiddenValue::setHiddenValue(m_scriptState.get(), m_prototype, V8HiddenValu
e::customElementIsInterfacePrototypeObject(isolate), v8::True(isolate)); | 210 V8HiddenValue::setHiddenValue(m_scriptState.get(), m_prototype, V8HiddenValu
e::customElementIsInterfacePrototypeObject(isolate), v8::True(isolate)); |
211 if (!v8CallBoolean(m_prototype->DefineOwnProperty(context, v8String(isolate,
"constructor"), m_constructor, v8::DontEnum))) | 211 if (!v8CallBoolean(m_prototype->DefineOwnProperty(context, v8String(isolate,
"constructor"), m_constructor, v8::DontEnum))) |
212 return false; | 212 return false; |
213 | 213 |
214 return true; | 214 return true; |
215 } | 215 } |
216 | 216 |
217 bool CustomElementConstructorBuilder::prototypeIsValid(const AtomicString& type,
ExceptionState& exceptionState) const | 217 bool V0CustomElementConstructorBuilder::prototypeIsValid(const AtomicString& typ
e, ExceptionState& exceptionState) const |
218 { | 218 { |
219 if (m_prototype->InternalFieldCount() || !V8HiddenValue::getHiddenValue(m_sc
riptState.get(), m_prototype, V8HiddenValue::customElementIsInterfacePrototypeOb
ject(m_scriptState->isolate())).IsEmpty()) { | 219 if (m_prototype->InternalFieldCount() || !V8HiddenValue::getHiddenValue(m_sc
riptState.get(), m_prototype, V8HiddenValue::customElementIsInterfacePrototypeOb
ject(m_scriptState->isolate())).IsEmpty()) { |
220 CustomElementException::throwException(CustomElementException::Prototype
InUse, type, exceptionState); | 220 V0CustomElementException::throwException(V0CustomElementException::Proto
typeInUse, type, exceptionState); |
221 return false; | 221 return false; |
222 } | 222 } |
223 | 223 |
224 v8::PropertyAttribute propertyAttribute; | 224 v8::PropertyAttribute propertyAttribute; |
225 if (!v8Call(m_prototype->GetPropertyAttributes(m_scriptState->context(), v8S
tring(m_scriptState->isolate(), "constructor")), propertyAttribute) || (property
Attribute & v8::DontDelete)) { | 225 if (!v8Call(m_prototype->GetPropertyAttributes(m_scriptState->context(), v8S
tring(m_scriptState->isolate(), "constructor")), propertyAttribute) || (property
Attribute & v8::DontDelete)) { |
226 CustomElementException::throwException(CustomElementException::Construct
orPropertyNotConfigurable, type, exceptionState); | 226 V0CustomElementException::throwException(V0CustomElementException::Const
ructorPropertyNotConfigurable, type, exceptionState); |
227 return false; | 227 return false; |
228 } | 228 } |
229 | 229 |
230 return true; | 230 return true; |
231 } | 231 } |
232 | 232 |
233 bool CustomElementConstructorBuilder::didRegisterDefinition() const | 233 bool V0CustomElementConstructorBuilder::didRegisterDefinition() const |
234 { | 234 { |
235 ASSERT(!m_constructor.IsEmpty()); | 235 ASSERT(!m_constructor.IsEmpty()); |
236 | 236 |
237 return m_callbacks->setBinding(CustomElementBinding::create(m_scriptState->i
solate(), m_prototype)); | 237 return m_callbacks->setBinding(V0CustomElementBinding::create(m_scriptState-
>isolate(), m_prototype)); |
238 } | 238 } |
239 | 239 |
240 ScriptValue CustomElementConstructorBuilder::bindingsReturnValue() const | 240 ScriptValue V0CustomElementConstructorBuilder::bindingsReturnValue() const |
241 { | 241 { |
242 return ScriptValue(m_scriptState.get(), m_constructor); | 242 return ScriptValue(m_scriptState.get(), m_constructor); |
243 } | 243 } |
244 | 244 |
245 bool CustomElementConstructorBuilder::hasValidPrototypeChainFor(const WrapperTyp
eInfo* type) const | 245 bool V0CustomElementConstructorBuilder::hasValidPrototypeChainFor(const WrapperT
ypeInfo* type) const |
246 { | 246 { |
247 v8::Local<v8::Object> elementPrototype = m_scriptState->perContextData()->pr
ototypeForType(type); | 247 v8::Local<v8::Object> elementPrototype = m_scriptState->perContextData()->pr
ototypeForType(type); |
248 if (elementPrototype.IsEmpty()) | 248 if (elementPrototype.IsEmpty()) |
249 return false; | 249 return false; |
250 | 250 |
251 v8::Local<v8::Value> chain = m_prototype; | 251 v8::Local<v8::Value> chain = m_prototype; |
252 while (!chain.IsEmpty() && chain->IsObject()) { | 252 while (!chain.IsEmpty() && chain->IsObject()) { |
253 if (chain == elementPrototype) | 253 if (chain == elementPrototype) |
254 return true; | 254 return true; |
255 chain = chain.As<v8::Object>()->GetPrototype(); | 255 chain = chain.As<v8::Object>()->GetPrototype(); |
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274 | 274 |
275 ScriptState* scriptState = ScriptState::current(isolate); | 275 ScriptState* scriptState = ScriptState::current(isolate); |
276 v8::Local<v8::Object> data = v8::Local<v8::Object>::Cast(info.Data()); | 276 v8::Local<v8::Object> data = v8::Local<v8::Object>::Cast(info.Data()); |
277 Document* document = V8Document::toImpl(V8HiddenValue::getHiddenValue(script
State, data, V8HiddenValue::customElementDocument(isolate)).As<v8::Object>()); | 277 Document* document = V8Document::toImpl(V8HiddenValue::getHiddenValue(script
State, data, V8HiddenValue::customElementDocument(isolate)).As<v8::Object>()); |
278 TOSTRING_VOID(V8StringResource<>, namespaceURI, V8HiddenValue::getHiddenValu
e(scriptState, data, V8HiddenValue::customElementNamespaceURI(isolate))); | 278 TOSTRING_VOID(V8StringResource<>, namespaceURI, V8HiddenValue::getHiddenValu
e(scriptState, data, V8HiddenValue::customElementNamespaceURI(isolate))); |
279 TOSTRING_VOID(V8StringResource<>, tagName, V8HiddenValue::getHiddenValue(scr
iptState, data, V8HiddenValue::customElementTagName(isolate))); | 279 TOSTRING_VOID(V8StringResource<>, tagName, V8HiddenValue::getHiddenValue(scr
iptState, data, V8HiddenValue::customElementTagName(isolate))); |
280 v8::Local<v8::Value> maybeType = V8HiddenValue::getHiddenValue(scriptState,
data, V8HiddenValue::customElementType(isolate)); | 280 v8::Local<v8::Value> maybeType = V8HiddenValue::getHiddenValue(scriptState,
data, V8HiddenValue::customElementType(isolate)); |
281 TOSTRING_VOID(V8StringResource<>, type, maybeType); | 281 TOSTRING_VOID(V8StringResource<>, type, maybeType); |
282 | 282 |
283 ExceptionState exceptionState(ExceptionState::ConstructionContext, "CustomEl
ement", info.Holder(), info.GetIsolate()); | 283 ExceptionState exceptionState(ExceptionState::ConstructionContext, "CustomEl
ement", info.Holder(), info.GetIsolate()); |
284 CustomElementProcessingStack::CallbackDeliveryScope deliveryScope; | 284 V0CustomElementProcessingStack::CallbackDeliveryScope deliveryScope; |
285 Element* element = document->createElementNS(namespaceURI, tagName, maybeTyp
e->IsNull() ? nullAtom : type, exceptionState); | 285 Element* element = document->createElementNS(namespaceURI, tagName, maybeTyp
e->IsNull() ? nullAtom : type, exceptionState); |
286 if (exceptionState.throwIfNeeded()) | 286 if (exceptionState.throwIfNeeded()) |
287 return; | 287 return; |
288 v8SetReturnValueFast(info, element, document); | 288 v8SetReturnValueFast(info, element, document); |
289 } | 289 } |
290 | 290 |
291 } // namespace blink | 291 } // namespace blink |
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