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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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45 | 45 |
46 unsigned wheelEventHandlerCount() { return m_wheelEventHandlerCount; } | 46 unsigned wheelEventHandlerCount() { return m_wheelEventHandlerCount; } |
47 | 47 |
48 void didAddWheelEventHandler(Document&); | 48 void didAddWheelEventHandler(Document&); |
49 void didRemoveWheelEventHandler(Document&); | 49 void didRemoveWheelEventHandler(Document&); |
50 | 50 |
51 // Inherited from DOMWindowLifecycleObserver | 51 // Inherited from DOMWindowLifecycleObserver |
52 virtual void didAddEventListener(DOMWindow*, const AtomicString&) OVERRIDE; | 52 virtual void didAddEventListener(DOMWindow*, const AtomicString&) OVERRIDE; |
53 virtual void didRemoveEventListener(DOMWindow*, const AtomicString&) OVERRID
E; | 53 virtual void didRemoveEventListener(DOMWindow*, const AtomicString&) OVERRID
E; |
54 | 54 |
55 virtual void trace(Visitor* visitor) OVERRIDE { DocumentSupplement::trace(vi
sitor); } | |
56 | |
57 private: | 55 private: |
58 explicit WheelController(Document&); | 56 explicit WheelController(Document&); |
59 | 57 |
60 unsigned m_wheelEventHandlerCount; | 58 unsigned m_wheelEventHandlerCount; |
61 }; | 59 }; |
62 | 60 |
63 } // namespace WebCore | 61 } // namespace WebCore |
64 | 62 |
65 #endif // WheelController_h | 63 #endif // WheelController_h |
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