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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 #ifndef CONTENT_BROWSER_RENDERER_HOST_INPUT_TOUCHPAD_TAP_SUPPRESSION_CONTROLLER_
H_ | 5 #ifndef CONTENT_BROWSER_RENDERER_HOST_INPUT_TOUCHPAD_TAP_SUPPRESSION_CONTROLLER_
H_ |
| 6 #define CONTENT_BROWSER_RENDERER_HOST_INPUT_TOUCHPAD_TAP_SUPPRESSION_CONTROLLER_
H_ | 6 #define CONTENT_BROWSER_RENDERER_HOST_INPUT_TOUCHPAD_TAP_SUPPRESSION_CONTROLLER_
H_ |
| 7 | 7 |
| 8 #include "base/memory/scoped_ptr.h" | 8 #include "content/browser/renderer_host/input/tap_suppression_controller.h" |
| 9 #include "content/browser/renderer_host/input/tap_suppression_controller_client.
h" | 9 #include "content/browser/renderer_host/input/tap_suppression_controller_client.
h" |
| 10 #include "content/common/content_export.h" | 10 #include "content/common/content_export.h" |
| 11 #include "content/port/browser/event_with_latency_info.h" | 11 #include "content/port/browser/event_with_latency_info.h" |
| 12 #include "third_party/WebKit/public/web/WebInputEvent.h" | 12 #include "third_party/WebKit/public/web/WebInputEvent.h" |
| 13 | 13 |
| 14 namespace content { | 14 namespace content { |
| 15 | 15 |
| 16 class TapSuppressionController; | 16 class TapSuppressionController; |
| 17 | 17 |
| 18 class CONTENT_EXPORT TouchpadTapSuppressionControllerClient { | 18 class CONTENT_EXPORT TouchpadTapSuppressionControllerClient { |
| 19 public: | 19 public: |
| 20 virtual ~TouchpadTapSuppressionControllerClient() {} | 20 virtual ~TouchpadTapSuppressionControllerClient() {} |
| 21 virtual void SendMouseEventImmediately( | 21 virtual void SendMouseEventImmediately( |
| 22 const MouseEventWithLatencyInfo& event) = 0; | 22 const MouseEventWithLatencyInfo& event) = 0; |
| 23 }; | 23 }; |
| 24 | 24 |
| 25 // Controls the suppression of touchpad taps immediately following the dispatch | 25 // Controls the suppression of touchpad taps immediately following the dispatch |
| 26 // of a GestureFlingCancel event. | 26 // of a GestureFlingCancel event. |
| 27 class TouchpadTapSuppressionController : public TapSuppressionControllerClient { | 27 class TouchpadTapSuppressionController : public TapSuppressionControllerClient { |
| 28 public: | 28 public: |
| 29 // The |client| must outlive the TouchpadTapSupressionController. | 29 // The |client| must outlive the TouchpadTapSupressionController. |
| 30 explicit TouchpadTapSuppressionController( | 30 TouchpadTapSuppressionController( |
| 31 TouchpadTapSuppressionControllerClient* client); | 31 TouchpadTapSuppressionControllerClient* client, |
| 32 const TapSuppressionController::Config& config); |
| 32 virtual ~TouchpadTapSuppressionController(); | 33 virtual ~TouchpadTapSuppressionController(); |
| 33 | 34 |
| 34 // Should be called on arrival of GestureFlingCancel events. | 35 // Should be called on arrival of GestureFlingCancel events. |
| 35 void GestureFlingCancel(); | 36 void GestureFlingCancel(); |
| 36 | 37 |
| 37 // Should be called on arrival of ACK for a GestureFlingCancel event. | 38 // Should be called on arrival of ACK for a GestureFlingCancel event. |
| 38 // |processed| is true if the GestureFlingCancel successfully stopped a fling. | 39 // |processed| is true if the GestureFlingCancel successfully stopped a fling. |
| 39 void GestureFlingCancelAck(bool processed); | 40 void GestureFlingCancelAck(bool processed); |
| 40 | 41 |
| 41 // Should be called on arrival of MouseDown events. Returns true if the caller | 42 // Should be called on arrival of MouseDown events. Returns true if the caller |
| 42 // should stop normal handling of the MouseDown. In this case, the caller is | 43 // should stop normal handling of the MouseDown. In this case, the caller is |
| 43 // responsible for saving the event for later use, if needed. | 44 // responsible for saving the event for later use, if needed. |
| 44 bool ShouldDeferMouseDown(const MouseEventWithLatencyInfo& event); | 45 bool ShouldDeferMouseDown(const MouseEventWithLatencyInfo& event); |
| 45 | 46 |
| 46 // Should be called on arrival of MouseUp events. Returns true if the caller | 47 // Should be called on arrival of MouseUp events. Returns true if the caller |
| 47 // should stop normal handling of the MouseUp. | 48 // should stop normal handling of the MouseUp. |
| 48 bool ShouldSuppressMouseUp(); | 49 bool ShouldSuppressMouseUp(); |
| 49 | 50 |
| 50 private: | 51 private: |
| 51 friend class MockRenderWidgetHost; | 52 friend class MockRenderWidgetHost; |
| 52 | 53 |
| 53 // TapSuppressionControllerClient implementation. | 54 // TapSuppressionControllerClient implementation. |
| 54 virtual int MaxCancelToDownTimeInMs() OVERRIDE; | |
| 55 virtual int MaxTapGapTimeInMs() OVERRIDE; | |
| 56 virtual void DropStashedTapDown() OVERRIDE; | 55 virtual void DropStashedTapDown() OVERRIDE; |
| 57 virtual void ForwardStashedTapDown() OVERRIDE; | 56 virtual void ForwardStashedTapDown() OVERRIDE; |
| 58 | 57 |
| 59 TouchpadTapSuppressionControllerClient* client_; | 58 TouchpadTapSuppressionControllerClient* client_; |
| 60 MouseEventWithLatencyInfo stashed_mouse_down_; | 59 MouseEventWithLatencyInfo stashed_mouse_down_; |
| 61 | 60 |
| 62 // The core controller of tap suppression. | 61 // The core controller of tap suppression. |
| 63 scoped_ptr<TapSuppressionController> controller_; | 62 TapSuppressionController controller_; |
| 64 | 63 |
| 65 DISALLOW_COPY_AND_ASSIGN(TouchpadTapSuppressionController); | 64 DISALLOW_COPY_AND_ASSIGN(TouchpadTapSuppressionController); |
| 66 }; | 65 }; |
| 67 | 66 |
| 68 } // namespace content | 67 } // namespace content |
| 69 | 68 |
| 70 #endif // CONTENT_BROWSER_RENDERER_HOST_INPUT_TOUCHPAD_TAP_SUPPRESSION_CONTROLL
ER_H_ | 69 #endif // CONTENT_BROWSER_RENDERER_HOST_INPUT_TOUCHPAD_TAP_SUPPRESSION_CONTROLL
ER_H_ |
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