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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "base/macros.h" | 5 #include "base/macros.h" |
6 #include "ui/events/gestures/gesture_recognizer.h" | 6 #include "ui/events/gestures/gesture_recognizer.h" |
7 | 7 |
8 namespace ui { | 8 namespace ui { |
9 | 9 |
10 namespace { | 10 namespace { |
11 | 11 |
12 // Stub implementation of GestureRecognizer for Mac. Currently only serves to | 12 // Stub implementation of GestureRecognizer for Mac. Currently only serves to |
13 // provide a no-op implementation of TransferEventsTo(). | 13 // provide a no-op implementation of TransferEventsTo(). |
14 class GestureRecognizerImplMac : public GestureRecognizer { | 14 class GestureRecognizerImplMac : public GestureRecognizer { |
15 public: | 15 public: |
16 GestureRecognizerImplMac() {} | 16 GestureRecognizerImplMac() {} |
17 virtual ~GestureRecognizerImplMac() {} | 17 virtual ~GestureRecognizerImplMac() {} |
18 | 18 |
19 private: | 19 private: |
20 virtual bool ProcessTouchEventPreDispatch( | 20 virtual bool ProcessTouchEventPreDispatch( |
21 const TouchEvent& event, | 21 const TouchEvent& event, |
22 GestureConsumer* consumer) OVERRIDE { | 22 GestureConsumer* consumer) override { |
23 return false; | 23 return false; |
24 } | 24 } |
25 | 25 |
26 virtual Gestures* ProcessTouchEventPostDispatch( | 26 virtual Gestures* ProcessTouchEventPostDispatch( |
27 const TouchEvent& event, | 27 const TouchEvent& event, |
28 ui::EventResult result, | 28 ui::EventResult result, |
29 GestureConsumer* consumer) OVERRIDE { | 29 GestureConsumer* consumer) override { |
30 return NULL; | 30 return NULL; |
31 } | 31 } |
32 virtual Gestures* ProcessTouchEventOnAsyncAck( | 32 virtual Gestures* ProcessTouchEventOnAsyncAck( |
33 const TouchEvent& event, | 33 const TouchEvent& event, |
34 ui::EventResult result, | 34 ui::EventResult result, |
35 GestureConsumer* consumer) OVERRIDE { | 35 GestureConsumer* consumer) override { |
36 return NULL; | 36 return NULL; |
37 }; | 37 }; |
38 virtual bool CleanupStateForConsumer(GestureConsumer* consumer) OVERRIDE { | 38 virtual bool CleanupStateForConsumer(GestureConsumer* consumer) override { |
39 return false; | 39 return false; |
40 } | 40 } |
41 virtual GestureConsumer* GetTouchLockedTarget( | 41 virtual GestureConsumer* GetTouchLockedTarget( |
42 const TouchEvent& event) OVERRIDE { | 42 const TouchEvent& event) override { |
43 return NULL; | 43 return NULL; |
44 } | 44 } |
45 virtual GestureConsumer* GetTargetForGestureEvent( | 45 virtual GestureConsumer* GetTargetForGestureEvent( |
46 const GestureEvent& event) OVERRIDE { | 46 const GestureEvent& event) override { |
47 return NULL; | 47 return NULL; |
48 } | 48 } |
49 virtual GestureConsumer* GetTargetForLocation(const gfx::PointF& location, | 49 virtual GestureConsumer* GetTargetForLocation(const gfx::PointF& location, |
50 int source_device_id) OVERRIDE { | 50 int source_device_id) override { |
51 return NULL; | 51 return NULL; |
52 } | 52 } |
53 virtual void TransferEventsTo(GestureConsumer* current_consumer, | 53 virtual void TransferEventsTo(GestureConsumer* current_consumer, |
54 GestureConsumer* new_consumer) OVERRIDE {} | 54 GestureConsumer* new_consumer) override {} |
55 virtual bool GetLastTouchPointForTarget(GestureConsumer* consumer, | 55 virtual bool GetLastTouchPointForTarget(GestureConsumer* consumer, |
56 gfx::PointF* point) OVERRIDE { | 56 gfx::PointF* point) override { |
57 return false; | 57 return false; |
58 } | 58 } |
59 virtual bool CancelActiveTouches(GestureConsumer* consumer) OVERRIDE { | 59 virtual bool CancelActiveTouches(GestureConsumer* consumer) override { |
60 return false; | 60 return false; |
61 } | 61 } |
62 virtual void AddGestureEventHelper(GestureEventHelper* helper) OVERRIDE {} | 62 virtual void AddGestureEventHelper(GestureEventHelper* helper) override {} |
63 virtual void RemoveGestureEventHelper(GestureEventHelper* helper) OVERRIDE {} | 63 virtual void RemoveGestureEventHelper(GestureEventHelper* helper) override {} |
64 | 64 |
65 DISALLOW_COPY_AND_ASSIGN(GestureRecognizerImplMac); | 65 DISALLOW_COPY_AND_ASSIGN(GestureRecognizerImplMac); |
66 }; | 66 }; |
67 | 67 |
68 } // namespace | 68 } // namespace |
69 | 69 |
70 // static | 70 // static |
71 GestureRecognizer* GestureRecognizer::Get() { | 71 GestureRecognizer* GestureRecognizer::Get() { |
72 CR_DEFINE_STATIC_LOCAL(GestureRecognizerImplMac, instance, ()); | 72 CR_DEFINE_STATIC_LOCAL(GestureRecognizerImplMac, instance, ()); |
73 return &instance; | 73 return &instance; |
74 } | 74 } |
75 | 75 |
76 } // namespace ui | 76 } // namespace ui |
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