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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 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 | 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 "core/dom/custom/CustomElement.h" | 5 #include "core/dom/custom/CustomElement.h" |
6 | 6 |
7 #include "core/dom/Document.h" | 7 #include "core/dom/Document.h" |
8 #include "core/dom/QualifiedName.h" | 8 #include "core/dom/QualifiedName.h" |
9 #include "core/dom/custom/CEReactionsScope.h" | 9 #include "core/dom/custom/CEReactionsScope.h" |
10 #include "core/dom/custom/CustomElementDefinition.h" | 10 #include "core/dom/custom/CustomElementDefinition.h" |
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79 && tagName.namespaceURI() == HTMLNames::xhtmlNamespaceURI; | 79 && tagName.namespaceURI() == HTMLNames::xhtmlNamespaceURI; |
80 } | 80 } |
81 | 81 |
82 HTMLElement* CustomElement::createCustomElement(Document& document, const Atomic
String& localName, CreateElementFlags flags) | 82 HTMLElement* CustomElement::createCustomElement(Document& document, const Atomic
String& localName, CreateElementFlags flags) |
83 { | 83 { |
84 return createCustomElement(document, | 84 return createCustomElement(document, |
85 QualifiedName(nullAtom, localName, HTMLNames::xhtmlNamespaceURI), | 85 QualifiedName(nullAtom, localName, HTMLNames::xhtmlNamespaceURI), |
86 flags); | 86 flags); |
87 } | 87 } |
88 | 88 |
| 89 HTMLElement* CustomElement::createCustomElement(Document& document, const Atomic
String& localName, CreateElementFlags flags, |
| 90 ExceptionState& exceptionState) |
| 91 { |
| 92 return createCustomElement(document, |
| 93 QualifiedName(nullAtom, localName, HTMLNames::xhtmlNamespaceURI), |
| 94 flags, exceptionState); |
| 95 } |
| 96 |
89 HTMLElement* CustomElement::createCustomElement(Document& document, const Qualif
iedName& tagName, CreateElementFlags flags) | 97 HTMLElement* CustomElement::createCustomElement(Document& document, const Qualif
iedName& tagName, CreateElementFlags flags) |
90 { | 98 { |
| 99 return createCustomElement(document, tagName, flags, nullptr); |
| 100 } |
| 101 |
| 102 HTMLElement* CustomElement::createCustomElement(Document& document, const Qualif
iedName& tagName, CreateElementFlags flags, |
| 103 ExceptionState& exceptionState) |
| 104 { |
| 105 return createCustomElement(document, tagName, flags, &exceptionState); |
| 106 } |
| 107 |
| 108 HTMLElement* CustomElement::createCustomElement(Document& document, const Qualif
iedName& tagName, CreateElementFlags flags, |
| 109 ExceptionState* exceptionState) |
| 110 { |
91 DCHECK(shouldCreateCustomElement(document, tagName)); | 111 DCHECK(shouldCreateCustomElement(document, tagName)); |
92 | 112 |
93 // To create an element: | 113 // To create an element: |
94 // https://dom.spec.whatwg.org/#concept-create-element | 114 // https://dom.spec.whatwg.org/#concept-create-element |
95 // 6. If definition is non-null, then: | 115 // 6. If definition is non-null, then: |
96 HTMLElement* element; | 116 HTMLElement* element; |
97 if (CustomElementsRegistry* registry = CustomElement::registry(document)) { | 117 if (CustomElementsRegistry* registry = CustomElement::registry(document)) { |
98 if (CustomElementDefinition* definition = registry->definitionForName(ta
gName.localName())) { | 118 if (CustomElementDefinition* definition = registry->definitionForName(ta
gName.localName())) { |
99 // 6.2. If the synchronous custom elements flag is not set: | 119 // 6.2. If the synchronous custom elements flag is not set: |
100 if (flags & AsynchronousCustomElements) | 120 if (flags & AsynchronousCustomElements) |
101 return createCustomElementAsync(document, *definition, tagName); | 121 return createCustomElementAsync(document, *definition, tagName); |
102 | 122 |
103 // TODO(kojii): Synchronous mode implementation coming after async. | 123 // When invoked from "create an element for a token": |
| 124 // https://html.spec.whatwg.org/multipage/syntax.html#create-an-elem
ent-for-the-token |
| 125 // 7. If this step throws an exception, then report the exception, |
| 126 // and let element be instead a new element that implements |
| 127 // HTMLUnknownElement. |
| 128 if (!exceptionState) |
| 129 return definition->createElementByRunningConstructor(document, t
agName); |
| 130 |
| 131 // 6.1. If the synchronous custom elements flag is set: |
| 132 return definition->createElementByRunningConstructor(document, tagNa
me, *exceptionState); |
104 } | 133 } |
105 } | 134 } |
106 | 135 |
107 if (V0CustomElement::isValidName(tagName.localName()) && document.registrati
onContext()) { | 136 if (V0CustomElement::isValidName(tagName.localName()) && document.registrati
onContext()) { |
108 Element* v0element = document.registrationContext()->createCustomTagElem
ent(document, tagName); | 137 Element* v0element = document.registrationContext()->createCustomTagElem
ent(document, tagName); |
109 SECURITY_DCHECK(v0element->isHTMLElement()); | 138 SECURITY_DCHECK(v0element->isHTMLElement()); |
110 element = toHTMLElement(v0element); | 139 element = toHTMLElement(v0element); |
111 } else { | 140 } else { |
112 element = HTMLElement::create(tagName, document); | 141 element = HTMLElement::create(tagName, document); |
113 } | 142 } |
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138 void CustomElement::enqueueUpgradeReaction(Element* element, CustomElementDefini
tion* definition) | 167 void CustomElement::enqueueUpgradeReaction(Element* element, CustomElementDefini
tion* definition) |
139 { | 168 { |
140 // CEReactionsScope must be created by [CEReactions] in IDL, | 169 // CEReactionsScope must be created by [CEReactions] in IDL, |
141 // or callers must setup explicitly if it does not go through bindings. | 170 // or callers must setup explicitly if it does not go through bindings. |
142 DCHECK(CEReactionsScope::current()); | 171 DCHECK(CEReactionsScope::current()); |
143 CEReactionsScope::current()->enqueue(element, | 172 CEReactionsScope::current()->enqueue(element, |
144 new CustomElementUpgradeReaction(definition)); | 173 new CustomElementUpgradeReaction(definition)); |
145 } | 174 } |
146 | 175 |
147 } // namespace blink | 176 } // namespace blink |
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