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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 // A BrowserPluginGuest is the browser side of a browser <--> embedder | 5 // A BrowserPluginGuest is the browser side of a browser <--> embedder |
| 6 // renderer channel. A BrowserPlugin (a WebPlugin) is on the embedder | 6 // renderer channel. A BrowserPlugin (a WebPlugin) is on the embedder |
| 7 // renderer side of browser <--> embedder renderer communication. | 7 // renderer side of browser <--> embedder renderer communication. |
| 8 // | 8 // |
| 9 // BrowserPluginGuest lives on the UI thread of the browser process. It has a | 9 // BrowserPluginGuest lives on the UI thread of the browser process. It has a |
| 10 // helper, BrowserPluginGuestHelper, which is a RenderViewHostObserver. The | 10 // helper, BrowserPluginGuestHelper, which is a RenderViewHostObserver. The |
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| 210 // Overriden in tests. | 210 // Overriden in tests. |
| 211 virtual void OnHandleInputEvent(int instance_id, | 211 virtual void OnHandleInputEvent(int instance_id, |
| 212 const gfx::Rect& guest_window_rect, | 212 const gfx::Rect& guest_window_rect, |
| 213 const WebKit::WebInputEvent* event); | 213 const WebKit::WebInputEvent* event); |
| 214 // Reload the guest. Overriden in tests. | 214 // Reload the guest. Overriden in tests. |
| 215 virtual void OnReload(int instance_id); | 215 virtual void OnReload(int instance_id); |
| 216 // Grab the new damage buffer from the embedder, and resize the guest's | 216 // Grab the new damage buffer from the embedder, and resize the guest's |
| 217 // web contents. | 217 // web contents. |
| 218 void OnResizeGuest(int instance_id, | 218 void OnResizeGuest(int instance_id, |
| 219 const BrowserPluginHostMsg_ResizeGuest_Params& params); | 219 const BrowserPluginHostMsg_ResizeGuest_Params& params); |
| 220 // Overriden in tests. |
| 221 virtual void OnSetFocus(int instance_id, bool focused); |
| 220 // Updates the size state of the guest. | 222 // Updates the size state of the guest. |
| 221 void OnSetSize( | 223 void OnSetSize( |
| 222 int instance_id, | 224 int instance_id, |
| 223 const BrowserPluginHostMsg_AutoSize_Params& auto_size_params, | 225 const BrowserPluginHostMsg_AutoSize_Params& auto_size_params, |
| 224 const BrowserPluginHostMsg_ResizeGuest_Params& resize_guest_params); | 226 const BrowserPluginHostMsg_ResizeGuest_Params& resize_guest_params); |
| 225 // Overriden in tests. | |
| 226 virtual void OnSetFocus(int instance_id, bool focused); | |
| 227 // The guest WebContents is visible if both its embedder is visible and | 227 // The guest WebContents is visible if both its embedder is visible and |
| 228 // the browser plugin element is visible. If either one is not then the | 228 // the browser plugin element is visible. If either one is not then the |
| 229 // WebContents is marked as hidden. A hidden WebContents will consume | 229 // WebContents is marked as hidden. A hidden WebContents will consume |
| 230 // fewer GPU and CPU resources. | 230 // fewer GPU and CPU resources. |
| 231 // | 231 // |
| 232 // When every WebContents in a RenderProcessHost is hidden, it will lower | 232 // When every WebContents in a RenderProcessHost is hidden, it will lower |
| 233 // the priority of the process (see RenderProcessHostImpl::WidgetHidden). | 233 // the priority of the process (see RenderProcessHostImpl::WidgetHidden). |
| 234 // | 234 // |
| 235 // It will also send a message to the guest renderer process to cleanup | 235 // It will also send a message to the guest renderer process to cleanup |
| 236 // resources such as dropping back buffers and adjusting memory limits (if in | 236 // resources such as dropping back buffers and adjusting memory limits (if in |
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| 293 bool auto_size_enabled_; | 293 bool auto_size_enabled_; |
| 294 gfx::Size max_auto_size_; | 294 gfx::Size max_auto_size_; |
| 295 gfx::Size min_auto_size_; | 295 gfx::Size min_auto_size_; |
| 296 | 296 |
| 297 DISALLOW_COPY_AND_ASSIGN(BrowserPluginGuest); | 297 DISALLOW_COPY_AND_ASSIGN(BrowserPluginGuest); |
| 298 }; | 298 }; |
| 299 | 299 |
| 300 } // namespace content | 300 } // namespace content |
| 301 | 301 |
| 302 #endif // CONTENT_BROWSER_BROWSER_PLUGIN_BROWSER_PLUGIN_GUEST_H_ | 302 #endif // CONTENT_BROWSER_BROWSER_PLUGIN_BROWSER_PLUGIN_GUEST_H_ |
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