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1 /* | 1 /* |
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
3 * (C) 1999 Antti Koivisto (koivisto@kde.org) | 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) |
4 * (C) 2001 Dirk Mueller (mueller@kde.org) | 4 * (C) 2001 Dirk Mueller (mueller@kde.org) |
5 * (C) 2006 Alexey Proskuryakov (ap@webkit.org) | 5 * (C) 2006 Alexey Proskuryakov (ap@webkit.org) |
6 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All r
ights reserved. | 6 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All r
ights reserved. |
7 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.t
orchmobile.com/) | 7 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.t
orchmobile.com/) |
8 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies) | 8 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies) |
9 * Copyright (C) 2011 Google Inc. All rights reserved. | 9 * Copyright (C) 2011 Google Inc. All rights reserved. |
10 * | 10 * |
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218 DocumentVisibilityObserver(Document&); | 218 DocumentVisibilityObserver(Document&); |
219 virtual ~DocumentVisibilityObserver(); | 219 virtual ~DocumentVisibilityObserver(); |
220 | 220 |
221 virtual void didChangeVisibilityState(PageVisibilityState) = 0; | 221 virtual void didChangeVisibilityState(PageVisibilityState) = 0; |
222 | 222 |
223 // Classes that inherit Node and DocumentVisibilityObserver must have a | 223 // Classes that inherit Node and DocumentVisibilityObserver must have a |
224 // virtual override of Node::didMoveToNewDocument that calls | 224 // virtual override of Node::didMoveToNewDocument that calls |
225 // DocumentVisibilityObserver::setDocument | 225 // DocumentVisibilityObserver::setDocument |
226 void setObservedDocument(Document&); | 226 void setObservedDocument(Document&); |
227 | 227 |
| 228 protected: |
| 229 void trace(Visitor*); |
| 230 |
228 private: | 231 private: |
229 void registerObserver(Document&); | 232 void registerObserver(Document&); |
230 void unregisterObserver(); | 233 void unregisterObserver(); |
231 Document* m_document; | 234 |
| 235 RawPtrWillBeMember<Document> m_document; |
232 }; | 236 }; |
233 | 237 |
234 class Document : public ContainerNode, public TreeScope, public SecurityContext,
public ExecutionContext, public ExecutionContextClient | 238 class Document : public ContainerNode, public TreeScope, public SecurityContext,
public ExecutionContext, public ExecutionContextClient |
235 , public DocumentSupplementable, public LifecycleContext<Document> { | 239 , public DocumentSupplementable, public LifecycleContext<Document> { |
236 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(Document); | 240 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(Document); |
237 public: | 241 public: |
238 static PassRefPtrWillBeRawPtr<Document> create(const DocumentInit& initializ
er = DocumentInit()) | 242 static PassRefPtrWillBeRawPtr<Document> create(const DocumentInit& initializ
er = DocumentInit()) |
239 { | 243 { |
240 return adoptRefWillBeNoop(new Document(initializer)); | 244 return adoptRefWillBeNoop(new Document(initializer)); |
241 } | 245 } |
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1461 inline bool Node::isDocumentNode() const | 1465 inline bool Node::isDocumentNode() const |
1462 { | 1466 { |
1463 return this == document(); | 1467 return this == document(); |
1464 } | 1468 } |
1465 | 1469 |
1466 Node* eventTargetNodeForDocument(Document*); | 1470 Node* eventTargetNodeForDocument(Document*); |
1467 | 1471 |
1468 } // namespace WebCore | 1472 } // namespace WebCore |
1469 | 1473 |
1470 #endif // Document_h | 1474 #endif // Document_h |
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