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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. Any | 9 // BrowserPluginGuest lives on the UI thread of the browser process. Any |
10 // messages about the guest render process that the embedder might be interested | 10 // messages about the guest render process that the embedder might be interested |
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22 #include <queue> | 22 #include <queue> |
23 | 23 |
24 #include "base/compiler_specific.h" | 24 #include "base/compiler_specific.h" |
25 #include "base/id_map.h" | 25 #include "base/id_map.h" |
26 #include "base/memory/shared_memory.h" | 26 #include "base/memory/shared_memory.h" |
27 #include "base/memory/weak_ptr.h" | 27 #include "base/memory/weak_ptr.h" |
28 #include "base/values.h" | 28 #include "base/values.h" |
29 #include "content/common/edit_command.h" | 29 #include "content/common/edit_command.h" |
30 #include "content/port/common/input_event_ack_state.h" | 30 #include "content/port/common/input_event_ack_state.h" |
31 #include "content/public/browser/browser_plugin_guest_delegate.h" | 31 #include "content/public/browser/browser_plugin_guest_delegate.h" |
32 #include "content/public/browser/javascript_dialog_manager.h" | |
33 #include "content/public/browser/web_contents_delegate.h" | 32 #include "content/public/browser/web_contents_delegate.h" |
34 #include "content/public/browser/web_contents_observer.h" | 33 #include "content/public/browser/web_contents_observer.h" |
35 #include "content/public/common/browser_plugin_permission_type.h" | 34 #include "content/public/common/browser_plugin_permission_type.h" |
36 #include "third_party/WebKit/public/web/WebCompositionUnderline.h" | 35 #include "third_party/WebKit/public/web/WebCompositionUnderline.h" |
37 #include "third_party/WebKit/public/web/WebDragOperation.h" | 36 #include "third_party/WebKit/public/web/WebDragOperation.h" |
38 #include "third_party/WebKit/public/web/WebDragStatus.h" | 37 #include "third_party/WebKit/public/web/WebDragStatus.h" |
39 #include "third_party/WebKit/public/web/WebInputEvent.h" | 38 #include "third_party/WebKit/public/web/WebInputEvent.h" |
40 #include "ui/base/ime/text_input_mode.h" | 39 #include "ui/base/ime/text_input_mode.h" |
41 #include "ui/base/ime/text_input_type.h" | 40 #include "ui/base/ime/text_input_type.h" |
42 #include "ui/gfx/rect.h" | 41 #include "ui/gfx/rect.h" |
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86 // the guest role and implements guest-specific overrides for ViewHostMsg_* | 85 // the guest role and implements guest-specific overrides for ViewHostMsg_* |
87 // messages. | 86 // messages. |
88 // | 87 // |
89 // When a guest is initially created, it is in an unattached state. That is, | 88 // When a guest is initially created, it is in an unattached state. That is, |
90 // it is not visible anywhere and has no embedder WebContents assigned. | 89 // it is not visible anywhere and has no embedder WebContents assigned. |
91 // A BrowserPluginGuest is said to be "attached" if it has an embedder. | 90 // A BrowserPluginGuest is said to be "attached" if it has an embedder. |
92 // A BrowserPluginGuest can also create a new unattached guest via | 91 // A BrowserPluginGuest can also create a new unattached guest via |
93 // CreateNewWindow. The newly created guest will live in the same partition, | 92 // CreateNewWindow. The newly created guest will live in the same partition, |
94 // which means it can share storage and can script this guest. | 93 // which means it can share storage and can script this guest. |
95 class CONTENT_EXPORT BrowserPluginGuest | 94 class CONTENT_EXPORT BrowserPluginGuest |
96 : public JavaScriptDialogManager, | 95 : public WebContentsDelegate, |
97 public WebContentsDelegate, | |
98 public WebContentsObserver { | 96 public WebContentsObserver { |
99 public: | 97 public: |
100 virtual ~BrowserPluginGuest(); | 98 virtual ~BrowserPluginGuest(); |
101 | 99 |
102 // The WebContents passed into the factory method here has not been | 100 // The WebContents passed into the factory method here has not been |
103 // initialized yet and so it does not yet hold a SiteInstance. | 101 // initialized yet and so it does not yet hold a SiteInstance. |
104 // BrowserPluginGuest must be constructed and installed into a WebContents | 102 // BrowserPluginGuest must be constructed and installed into a WebContents |
105 // prior to its initialization because WebContents needs to determine what | 103 // prior to its initialization because WebContents needs to determine what |
106 // type of WebContentsView to construct on initialization. The content | 104 // type of WebContentsView to construct on initialization. The content |
107 // embedder needs to be aware of |guest_site_instance| on the guest's | 105 // embedder needs to be aware of |guest_site_instance| on the guest's |
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230 const FileChooserParams& params) OVERRIDE; | 228 const FileChooserParams& params) OVERRIDE; |
231 virtual bool ShouldFocusPageAfterCrash() OVERRIDE; | 229 virtual bool ShouldFocusPageAfterCrash() OVERRIDE; |
232 virtual void RequestMediaAccessPermission( | 230 virtual void RequestMediaAccessPermission( |
233 WebContents* web_contents, | 231 WebContents* web_contents, |
234 const MediaStreamRequest& request, | 232 const MediaStreamRequest& request, |
235 const MediaResponseCallback& callback) OVERRIDE; | 233 const MediaResponseCallback& callback) OVERRIDE; |
236 virtual bool PreHandleGestureEvent( | 234 virtual bool PreHandleGestureEvent( |
237 content::WebContents* source, | 235 content::WebContents* source, |
238 const blink::WebGestureEvent& event) OVERRIDE; | 236 const blink::WebGestureEvent& event) OVERRIDE; |
239 | 237 |
240 // JavaScriptDialogManager implementation. | |
241 virtual void RunJavaScriptDialog( | |
242 WebContents* web_contents, | |
243 const GURL& origin_url, | |
244 const std::string& accept_lang, | |
245 JavaScriptMessageType javascript_message_type, | |
246 const base::string16& message_text, | |
247 const base::string16& default_prompt_text, | |
248 const DialogClosedCallback& callback, | |
249 bool* did_suppress_message) OVERRIDE; | |
250 virtual void RunBeforeUnloadDialog( | |
251 WebContents* web_contents, | |
252 const base::string16& message_text, | |
253 bool is_reload, | |
254 const DialogClosedCallback& callback) OVERRIDE; | |
255 virtual bool HandleJavaScriptDialog( | |
256 WebContents* web_contents, | |
257 bool accept, | |
258 const base::string16* prompt_override) OVERRIDE; | |
259 virtual void CancelActiveAndPendingDialogs( | |
260 WebContents* web_contents) OVERRIDE; | |
261 virtual void WebContentsDestroyed(WebContents* web_contents) OVERRIDE; | |
262 | |
263 // Exposes the protected web_contents() from WebContentsObserver. | 238 // Exposes the protected web_contents() from WebContentsObserver. |
264 WebContentsImpl* GetWebContents(); | 239 WebContentsImpl* GetWebContents(); |
265 | 240 |
266 // Overridden in tests. | 241 // Overridden in tests. |
267 virtual void SetDamageBuffer( | 242 virtual void SetDamageBuffer( |
268 const BrowserPluginHostMsg_ResizeGuest_Params& params); | 243 const BrowserPluginHostMsg_ResizeGuest_Params& params); |
269 | 244 |
270 gfx::Point GetScreenCoordinates(const gfx::Point& relative_position) const; | 245 gfx::Point GetScreenCoordinates(const gfx::Point& relative_position) const; |
271 | 246 |
272 // Helper to send messages to embedder. This methods fills the message with | 247 // Helper to send messages to embedder. This methods fills the message with |
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314 | 289 |
315 void SetZoom(double zoom_factor); | 290 void SetZoom(double zoom_factor); |
316 | 291 |
317 void PointerLockPermissionResponse(bool allow); | 292 void PointerLockPermissionResponse(bool allow); |
318 | 293 |
319 private: | 294 private: |
320 class EmbedderWebContentsObserver; | 295 class EmbedderWebContentsObserver; |
321 friend class TestBrowserPluginGuest; | 296 friend class TestBrowserPluginGuest; |
322 | 297 |
323 class DownloadRequest; | 298 class DownloadRequest; |
324 class JavaScriptDialogRequest; | |
325 class NewWindowRequest; | 299 class NewWindowRequest; |
326 class PermissionRequest; | 300 class PermissionRequest; |
327 | 301 |
328 // Tracks the name, and target URL of the new window and whether or not it has | 302 // Tracks the name, and target URL of the new window and whether or not it has |
329 // changed since the WebContents has been created and before the new window | 303 // changed since the WebContents has been created and before the new window |
330 // has been attached to a BrowserPlugin. Once the first navigation commits, we | 304 // has been attached to a BrowserPlugin. Once the first navigation commits, we |
331 // no longer track this information. | 305 // no longer track this information. |
332 struct NewWindowInfo { | 306 struct NewWindowInfo { |
333 bool changed; | 307 bool changed; |
334 GURL url; | 308 GURL url; |
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592 // Weak pointer used to ask GeolocationPermissionContext about geolocation | 566 // Weak pointer used to ask GeolocationPermissionContext about geolocation |
593 // permission. | 567 // permission. |
594 base::WeakPtrFactory<BrowserPluginGuest> weak_ptr_factory_; | 568 base::WeakPtrFactory<BrowserPluginGuest> weak_ptr_factory_; |
595 | 569 |
596 DISALLOW_COPY_AND_ASSIGN(BrowserPluginGuest); | 570 DISALLOW_COPY_AND_ASSIGN(BrowserPluginGuest); |
597 }; | 571 }; |
598 | 572 |
599 } // namespace content | 573 } // namespace content |
600 | 574 |
601 #endif // CONTENT_BROWSER_BROWSER_PLUGIN_BROWSER_PLUGIN_GUEST_H_ | 575 #endif // CONTENT_BROWSER_BROWSER_PLUGIN_BROWSER_PLUGIN_GUEST_H_ |
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