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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_DELEGATE_H_ | 5 #ifndef CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_DELEGATE_H_ |
6 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_DELEGATE_H_ | 6 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_DELEGATE_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include <vector> | 10 #include <vector> |
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71 // Callback to inform the browser that the renderer did not process the | 71 // Callback to inform the browser that the renderer did not process the |
72 // specified events. This gives an opportunity to the browser to process the | 72 // specified events. This gives an opportunity to the browser to process the |
73 // event (used for keyboard shortcuts). | 73 // event (used for keyboard shortcuts). |
74 virtual void HandleKeyboardEvent(const NativeWebKeyboardEvent& event) {} | 74 virtual void HandleKeyboardEvent(const NativeWebKeyboardEvent& event) {} |
75 | 75 |
76 // Callback to inform the browser that the renderer did not process the | 76 // Callback to inform the browser that the renderer did not process the |
77 // specified mouse wheel event. Returns true if the browser has handled | 77 // specified mouse wheel event. Returns true if the browser has handled |
78 // the event itself. | 78 // the event itself. |
79 virtual bool HandleWheelEvent(const blink::WebMouseWheelEvent& event); | 79 virtual bool HandleWheelEvent(const blink::WebMouseWheelEvent& event); |
80 | 80 |
81 // Notification the user has performed a direct interaction (mouse down, mouse | 81 // Notification the user has performed a direct interaction (mouse down, |
82 // wheel, raw key down, gesture tap, or browser-initiated navigation) while | 82 // scroll, raw key down, gesture tap, or browser-initiated navigation) while |
83 // focus was on the page. Informs the delegate that a user is interacting with | 83 // focus was on the page. Informs the delegate that a user is interacting with |
84 // a site. Only the first mouse wheel event during a scroll will trigger this | 84 // a site. |
85 // method. | |
86 virtual void OnUserInteraction(RenderWidgetHostImpl* render_widget_host, | 85 virtual void OnUserInteraction(RenderWidgetHostImpl* render_widget_host, |
87 const blink::WebInputEvent::Type type) {} | 86 const blink::WebInputEvent::Type type) {} |
88 | 87 |
89 // Callback to give the browser a chance to handle the specified gesture | 88 // Callback to give the browser a chance to handle the specified gesture |
90 // event before sending it to the renderer. | 89 // event before sending it to the renderer. |
91 // Returns true if the |event| was handled. | 90 // Returns true if the |event| was handled. |
92 virtual bool PreHandleGestureEvent(const blink::WebGestureEvent& event); | 91 virtual bool PreHandleGestureEvent(const blink::WebGestureEvent& event); |
93 | 92 |
94 // Notifies that screen rects were sent to renderer process. | 93 // Notifies that screen rects were sent to renderer process. |
95 virtual void DidSendScreenRects(RenderWidgetHostImpl* rwh) {} | 94 virtual void DidSendScreenRects(RenderWidgetHostImpl* rwh) {} |
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183 // WebContents. | 182 // WebContents. |
184 virtual void OnRenderFrameProxyVisibilityChanged(bool visible) {} | 183 virtual void OnRenderFrameProxyVisibilityChanged(bool visible) {} |
185 | 184 |
186 protected: | 185 protected: |
187 virtual ~RenderWidgetHostDelegate() {} | 186 virtual ~RenderWidgetHostDelegate() {} |
188 }; | 187 }; |
189 | 188 |
190 } // namespace content | 189 } // namespace content |
191 | 190 |
192 #endif // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_DELEGATE_H_ | 191 #endif // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_DELEGATE_H_ |
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