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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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_RENDER_WIDGET_HOST_VIEW_BASE_H_ | 5 #ifndef CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_BASE_H_ |
6 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_BASE_H_ | 6 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_BASE_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 #include <stdint.h> | 9 #include <stdint.h> |
10 | 10 |
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180 // The height of the bottom bar. | 180 // The height of the bottom bar. |
181 virtual float GetBottomControlsHeight() const; | 181 virtual float GetBottomControlsHeight() const; |
182 | 182 |
183 // Called prior to forwarding input event messages to the renderer, giving | 183 // Called prior to forwarding input event messages to the renderer, giving |
184 // the view a chance to perform in-process event filtering or processing. | 184 // the view a chance to perform in-process event filtering or processing. |
185 // Return values of |NOT_CONSUMED| or |UNKNOWN| will result in |input_event| | 185 // Return values of |NOT_CONSUMED| or |UNKNOWN| will result in |input_event| |
186 // being forwarded. | 186 // being forwarded. |
187 virtual InputEventAckState FilterInputEvent( | 187 virtual InputEventAckState FilterInputEvent( |
188 const blink::WebInputEvent& input_event); | 188 const blink::WebInputEvent& input_event); |
189 | 189 |
| 190 // Allows a root RWHV to filter gesture events in a child. |
| 191 virtual InputEventAckState FilterChildGestureEvent( |
| 192 const blink::WebGestureEvent& gesture_event); |
| 193 |
190 // Called by the host when it requires an input flush; the flush call should | 194 // Called by the host when it requires an input flush; the flush call should |
191 // by synchronized with BeginFrame. | 195 // by synchronized with BeginFrame. |
192 virtual void OnSetNeedsFlushInput() = 0; | 196 virtual void OnSetNeedsFlushInput() = 0; |
193 | 197 |
194 virtual void WheelEventAck(const blink::WebMouseWheelEvent& event, | 198 virtual void WheelEventAck(const blink::WebMouseWheelEvent& event, |
195 InputEventAckState ack_result); | 199 InputEventAckState ack_result); |
196 | 200 |
197 virtual void GestureEventAck(const blink::WebGestureEvent& event, | 201 virtual void GestureEventAck(const blink::WebGestureEvent& event, |
198 InputEventAckState ack_result); | 202 InputEventAckState ack_result); |
199 | 203 |
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463 base::ObserverList<RenderWidgetHostViewBaseObserver> observers_; | 467 base::ObserverList<RenderWidgetHostViewBaseObserver> observers_; |
464 | 468 |
465 base::WeakPtrFactory<RenderWidgetHostViewBase> weak_factory_; | 469 base::WeakPtrFactory<RenderWidgetHostViewBase> weak_factory_; |
466 | 470 |
467 DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewBase); | 471 DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewBase); |
468 }; | 472 }; |
469 | 473 |
470 } // namespace content | 474 } // namespace content |
471 | 475 |
472 #endif // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_BASE_H_ | 476 #endif // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_BASE_H_ |
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