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| 1 /* | 1 /* |
| 2 * Copyright (C) 2011 Google Inc. All rights reserved. | 2 * Copyright (C) 2011 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 * * Neither the name of Google Inc. nor the names of its | 10 * * Neither the name of Google Inc. nor the names of its |
| (...skipping 25 matching lines...) Expand all Loading... |
| 36 namespace blink { | 36 namespace blink { |
| 37 | 37 |
| 38 class Document; | 38 class Document; |
| 39 class ElementShadow; | 39 class ElementShadow; |
| 40 class ExceptionState; | 40 class ExceptionState; |
| 41 class HTMLShadowElement; | 41 class HTMLShadowElement; |
| 42 class InsertionPoint; | 42 class InsertionPoint; |
| 43 class ShadowRootRareData; | 43 class ShadowRootRareData; |
| 44 class StyleSheetList; | 44 class StyleSheetList; |
| 45 | 45 |
| 46 class ShadowRoot FINAL : public DocumentFragment, public TreeScope, public Doubl
yLinkedListNode<ShadowRoot> { | 46 class ShadowRoot final : public DocumentFragment, public TreeScope, public Doubl
yLinkedListNode<ShadowRoot> { |
| 47 DEFINE_WRAPPERTYPEINFO(); | 47 DEFINE_WRAPPERTYPEINFO(); |
| 48 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(ShadowRoot); | 48 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(ShadowRoot); |
| 49 friend class WTF::DoublyLinkedListNode<ShadowRoot>; | 49 friend class WTF::DoublyLinkedListNode<ShadowRoot>; |
| 50 public: | 50 public: |
| 51 // FIXME: We will support multiple shadow subtrees, however current implemen
tation does not work well | 51 // FIXME: We will support multiple shadow subtrees, however current implemen
tation does not work well |
| 52 // if a shadow root is dynamically created. So we prohibit multiple shadow s
ubtrees | 52 // if a shadow root is dynamically created. So we prohibit multiple shadow s
ubtrees |
| 53 // in several elements for a while. | 53 // in several elements for a while. |
| 54 // See https://bugs.webkit.org/show_bug.cgi?id=77503 and related bugs. | 54 // See https://bugs.webkit.org/show_bug.cgi?id=77503 and related bugs. |
| 55 enum ShadowRootType { | 55 enum ShadowRootType { |
| 56 UserAgentShadowRoot = 0, | 56 UserAgentShadowRoot = 0, |
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| 73 | 73 |
| 74 ShadowRoot* youngerShadowRoot() const { return prev(); } | 74 ShadowRoot* youngerShadowRoot() const { return prev(); } |
| 75 | 75 |
| 76 ShadowRoot* olderShadowRootForBindings() const; | 76 ShadowRoot* olderShadowRootForBindings() const; |
| 77 bool shouldExposeToBindings() const { return type() == AuthorShadowRoot; } | 77 bool shouldExposeToBindings() const { return type() == AuthorShadowRoot; } |
| 78 | 78 |
| 79 bool isYoungest() const { return !youngerShadowRoot(); } | 79 bool isYoungest() const { return !youngerShadowRoot(); } |
| 80 bool isOldest() const { return !olderShadowRoot(); } | 80 bool isOldest() const { return !olderShadowRoot(); } |
| 81 bool isOldestAuthorShadowRoot() const; | 81 bool isOldestAuthorShadowRoot() const; |
| 82 | 82 |
| 83 virtual void attach(const AttachContext& = AttachContext()) OVERRIDE; | 83 virtual void attach(const AttachContext& = AttachContext()) override; |
| 84 | 84 |
| 85 virtual InsertionNotificationRequest insertedInto(ContainerNode*) OVERRIDE; | 85 virtual InsertionNotificationRequest insertedInto(ContainerNode*) override; |
| 86 virtual void removedFrom(ContainerNode*) OVERRIDE; | 86 virtual void removedFrom(ContainerNode*) override; |
| 87 | 87 |
| 88 void registerScopedHTMLStyleChild(); | 88 void registerScopedHTMLStyleChild(); |
| 89 void unregisterScopedHTMLStyleChild(); | 89 void unregisterScopedHTMLStyleChild(); |
| 90 | 90 |
| 91 bool containsShadowElements() const; | 91 bool containsShadowElements() const; |
| 92 bool containsContentElements() const; | 92 bool containsContentElements() const; |
| 93 bool containsInsertionPoints() const { return containsShadowElements() || co
ntainsContentElements(); } | 93 bool containsInsertionPoints() const { return containsShadowElements() || co
ntainsContentElements(); } |
| 94 bool containsShadowRoots() const; | 94 bool containsShadowRoots() const; |
| 95 | 95 |
| 96 unsigned descendantShadowElementCount() const; | 96 unsigned descendantShadowElementCount() const; |
| (...skipping 21 matching lines...) Expand all Loading... |
| 118 ShadowRoot* olderShadowRoot() const { return next(); } | 118 ShadowRoot* olderShadowRoot() const { return next(); } |
| 119 | 119 |
| 120 String innerHTML() const; | 120 String innerHTML() const; |
| 121 void setInnerHTML(const String&, ExceptionState&); | 121 void setInnerHTML(const String&, ExceptionState&); |
| 122 | 122 |
| 123 PassRefPtrWillBeRawPtr<Node> cloneNode(bool, ExceptionState&); | 123 PassRefPtrWillBeRawPtr<Node> cloneNode(bool, ExceptionState&); |
| 124 PassRefPtrWillBeRawPtr<Node> cloneNode(ExceptionState& exceptionState) { ret
urn cloneNode(true, exceptionState); } | 124 PassRefPtrWillBeRawPtr<Node> cloneNode(ExceptionState& exceptionState) { ret
urn cloneNode(true, exceptionState); } |
| 125 | 125 |
| 126 StyleSheetList* styleSheets(); | 126 StyleSheetList* styleSheets(); |
| 127 | 127 |
| 128 virtual void trace(Visitor*) OVERRIDE; | 128 virtual void trace(Visitor*) override; |
| 129 | 129 |
| 130 private: | 130 private: |
| 131 ShadowRoot(Document&, ShadowRootType); | 131 ShadowRoot(Document&, ShadowRootType); |
| 132 virtual ~ShadowRoot(); | 132 virtual ~ShadowRoot(); |
| 133 | 133 |
| 134 #if !ENABLE(OILPAN) | 134 #if !ENABLE(OILPAN) |
| 135 virtual void dispose() OVERRIDE; | 135 virtual void dispose() override; |
| 136 #endif | 136 #endif |
| 137 | 137 |
| 138 virtual void childrenChanged(const ChildrenChange&) OVERRIDE; | 138 virtual void childrenChanged(const ChildrenChange&) override; |
| 139 | 139 |
| 140 ShadowRootRareData* ensureShadowRootRareData(); | 140 ShadowRootRareData* ensureShadowRootRareData(); |
| 141 | 141 |
| 142 void addChildShadowRoot(); | 142 void addChildShadowRoot(); |
| 143 void removeChildShadowRoot(); | 143 void removeChildShadowRoot(); |
| 144 void invalidateDescendantInsertionPoints(); | 144 void invalidateDescendantInsertionPoints(); |
| 145 | 145 |
| 146 // ShadowRoots should never be cloned. | 146 // ShadowRoots should never be cloned. |
| 147 virtual PassRefPtrWillBeRawPtr<Node> cloneNode(bool) OVERRIDE { return nullp
tr; } | 147 virtual PassRefPtrWillBeRawPtr<Node> cloneNode(bool) override { return nullp
tr; } |
| 148 | 148 |
| 149 // FIXME: This shouldn't happen. https://bugs.webkit.org/show_bug.cgi?id=888
34 | 149 // FIXME: This shouldn't happen. https://bugs.webkit.org/show_bug.cgi?id=888
34 |
| 150 bool isOrphan() const { return !host(); } | 150 bool isOrphan() const { return !host(); } |
| 151 | 151 |
| 152 RawPtrWillBeMember<ShadowRoot> m_prev; | 152 RawPtrWillBeMember<ShadowRoot> m_prev; |
| 153 RawPtrWillBeMember<ShadowRoot> m_next; | 153 RawPtrWillBeMember<ShadowRoot> m_next; |
| 154 OwnPtrWillBeMember<ShadowRootRareData> m_shadowRootRareData; | 154 OwnPtrWillBeMember<ShadowRootRareData> m_shadowRootRareData; |
| 155 unsigned m_numberOfStyles : 27; | 155 unsigned m_numberOfStyles : 27; |
| 156 unsigned m_type : 1; | 156 unsigned m_type : 1; |
| 157 unsigned m_registeredWithParentShadowRoot : 1; | 157 unsigned m_registeredWithParentShadowRoot : 1; |
| 158 unsigned m_descendantInsertionPointsIsValid : 1; | 158 unsigned m_descendantInsertionPointsIsValid : 1; |
| 159 }; | 159 }; |
| 160 | 160 |
| 161 inline Element* ShadowRoot::activeElement() const | 161 inline Element* ShadowRoot::activeElement() const |
| 162 { | 162 { |
| 163 return adjustedFocusedElement(); | 163 return adjustedFocusedElement(); |
| 164 } | 164 } |
| 165 | 165 |
| 166 DEFINE_NODE_TYPE_CASTS(ShadowRoot, isShadowRoot()); | 166 DEFINE_NODE_TYPE_CASTS(ShadowRoot, isShadowRoot()); |
| 167 DEFINE_TYPE_CASTS(ShadowRoot, TreeScope, treeScope, treeScope->rootNode().isShad
owRoot(), treeScope.rootNode().isShadowRoot()); | 167 DEFINE_TYPE_CASTS(ShadowRoot, TreeScope, treeScope, treeScope->rootNode().isShad
owRoot(), treeScope.rootNode().isShadowRoot()); |
| 168 | 168 |
| 169 } // namespace blink | 169 } // namespace blink |
| 170 | 170 |
| 171 #endif // ShadowRoot_h | 171 #endif // ShadowRoot_h |
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