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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 | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * * Redistributions of source code must retain the above copyright | 7 * * Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * * Redistributions in binary form must reproduce the above copyright | 9 * * Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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33 #include "platform/Supplementable.h" | 33 #include "platform/Supplementable.h" |
34 #include "wtf/HashSet.h" | 34 #include "wtf/HashSet.h" |
35 | 35 |
36 namespace WebCore { | 36 namespace WebCore { |
37 | 37 |
38 typedef HashCountedSet<Node*> TouchEventTargetSet; | 38 typedef HashCountedSet<Node*> TouchEventTargetSet; |
39 | 39 |
40 class Document; | 40 class Document; |
41 class DOMWindow; | 41 class DOMWindow; |
42 | 42 |
43 class TouchController : public DocumentSupplement, public DOMWindowLifecycleObse
rver, public DocumentLifecycleObserver { | 43 class TouchController FINAL : public DocumentSupplement, public DOMWindowLifecyc
leObserver, public DocumentLifecycleObserver { |
44 | 44 |
45 public: | 45 public: |
46 virtual ~TouchController(); | 46 virtual ~TouchController(); |
47 | 47 |
48 static const char* supplementName(); | 48 static const char* supplementName(); |
49 static TouchController* from(Document*); | 49 static TouchController* from(Document*); |
50 | 50 |
51 bool hasTouchEventHandlers() const { return m_touchEventTargets ? m_touchEve
ntTargets->size() : false; } | 51 bool hasTouchEventHandlers() const { return m_touchEventTargets ? m_touchEve
ntTargets->size() : false; } |
52 | 52 |
53 void didAddTouchEventHandler(Document*, Node*); | 53 void didAddTouchEventHandler(Document*, Node*); |
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67 | 67 |
68 private: | 68 private: |
69 explicit TouchController(Document*); | 69 explicit TouchController(Document*); |
70 | 70 |
71 OwnPtr<TouchEventTargetSet> m_touchEventTargets; | 71 OwnPtr<TouchEventTargetSet> m_touchEventTargets; |
72 }; | 72 }; |
73 | 73 |
74 } // namespace WebCore | 74 } // namespace WebCore |
75 | 75 |
76 #endif // TouchController_h | 76 #endif // TouchController_h |
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