Source/modules/device_orientation/DeviceSensorEventController.h - Issue 21256002: Fire null Device Motion events only once.

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Side by Side Diff: Source/modules/device_orientation/DeviceSensorEventController.h

Issue 21256002: Fire null Device Motion events only once. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: fixed comments Created 7 years, 4 months ago

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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 *	7 *

8 * 1. Redistributions of source code must retain the above copyright	8 * 1. 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 * 2. Redistributions in binary form must reproduce the above copyright	10 * 2. Redistributions in binary form must reproduce the above copyright

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42 protected:	42 protected:

43 explicit DeviceSensorEventController(Document*);	43 explicit DeviceSensorEventController(Document*);

44 virtual ~DeviceSensorEventController();	44 virtual ~DeviceSensorEventController();

45	45

46 void dispatchDeviceEvent(const PassRefPtr<Event>);	46 void dispatchDeviceEvent(const PassRefPtr<Event>);

47	47

48 virtual bool hasLastData() = 0;	48 virtual bool hasLastData() = 0;

49 virtual PassRefPtr<Event> getLastEvent() = 0;	49 virtual PassRefPtr<Event> getLastEvent() = 0;

50 virtual void registerWithDispatcher() = 0;	50 virtual void registerWithDispatcher() = 0;

51 virtual void unregisterWithDispatcher() = 0;	51 virtual void unregisterWithDispatcher() = 0;

	52 virtual bool isNullEvent(Event*) = 0;

52	53

53 private:	54 private:

54 void fireDeviceEvent(Timer<DeviceSensorEventController>*);	55 void fireDeviceEvent(Timer<DeviceSensorEventController>*);

55	56

56 Document* m_document;	57 Document* m_document;

57 bool m_isActive;	58 bool m_isActive;

	59 bool m_needsCheckingNullEvents;

58 Timer<DeviceSensorEventController> m_timer;	60 Timer<DeviceSensorEventController> m_timer;

59 };	61 };

60	62

61 } // namespace WebCore	63 } // namespace WebCore

62	64

63 #endif // DeviceSensorEventController_h	65 #endif // DeviceSensorEventController_h

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