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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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21 #include <map> | 21 #include <map> |
22 #include <queue> | 22 #include <queue> |
23 | 23 |
24 #include "base/compiler_specific.h" | 24 #include "base/compiler_specific.h" |
25 #include "base/memory/linked_ptr.h" | 25 #include "base/memory/linked_ptr.h" |
26 #include "base/memory/weak_ptr.h" | 26 #include "base/memory/weak_ptr.h" |
27 #include "base/values.h" | 27 #include "base/values.h" |
28 #include "content/common/edit_command.h" | 28 #include "content/common/edit_command.h" |
29 #include "content/common/input/input_event_ack_state.h" | 29 #include "content/common/input/input_event_ack_state.h" |
30 #include "content/public/browser/browser_plugin_guest_delegate.h" | 30 #include "content/public/browser/browser_plugin_guest_delegate.h" |
| 31 #include "content/public/browser/guest_proxy_host.h" |
31 #include "content/public/browser/readback_types.h" | 32 #include "content/public/browser/readback_types.h" |
32 #include "content/public/browser/web_contents_observer.h" | 33 #include "content/public/browser/web_contents_observer.h" |
33 #include "third_party/WebKit/public/platform/WebFocusType.h" | 34 #include "third_party/WebKit/public/platform/WebFocusType.h" |
34 #include "third_party/WebKit/public/web/WebCompositionUnderline.h" | 35 #include "third_party/WebKit/public/web/WebCompositionUnderline.h" |
35 #include "third_party/WebKit/public/web/WebDragOperation.h" | 36 #include "third_party/WebKit/public/web/WebDragOperation.h" |
36 #include "third_party/WebKit/public/web/WebDragStatus.h" | 37 #include "third_party/WebKit/public/web/WebDragStatus.h" |
37 #include "third_party/WebKit/public/web/WebInputEvent.h" | 38 #include "third_party/WebKit/public/web/WebInputEvent.h" |
38 #include "ui/base/ime/text_input_mode.h" | 39 #include "ui/base/ime/text_input_mode.h" |
39 #include "ui/base/ime/text_input_type.h" | 40 #include "ui/base/ime/text_input_type.h" |
40 #include "ui/gfx/geometry/rect.h" | 41 #include "ui/gfx/geometry/rect.h" |
41 | 42 |
42 class GuestSizer; | |
43 class SkBitmap; | |
44 struct BrowserPluginHostMsg_Attach_Params; | 43 struct BrowserPluginHostMsg_Attach_Params; |
45 struct FrameHostMsg_CompositorFrameSwappedACK_Params; | 44 struct FrameHostMsg_CompositorFrameSwappedACK_Params; |
46 struct FrameHostMsg_ReclaimCompositorResources_Params; | 45 struct FrameHostMsg_ReclaimCompositorResources_Params; |
47 struct FrameMsg_CompositorFrameSwapped_Params; | 46 struct FrameMsg_CompositorFrameSwapped_Params; |
48 | 47 |
49 #if defined(OS_MACOSX) | 48 #if defined(OS_MACOSX) |
50 struct FrameHostMsg_ShowPopup_Params; | 49 struct FrameHostMsg_ShowPopup_Params; |
51 #endif | 50 #endif |
52 | 51 |
53 namespace cc { | 52 namespace cc { |
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70 // A browser plugin guest provides functionality for WebContents to operate in | 69 // A browser plugin guest provides functionality for WebContents to operate in |
71 // the guest role and implements guest-specific overrides for ViewHostMsg_* | 70 // the guest role and implements guest-specific overrides for ViewHostMsg_* |
72 // messages. | 71 // messages. |
73 // | 72 // |
74 // When a guest is initially created, it is in an unattached state. That is, | 73 // When a guest is initially created, it is in an unattached state. That is, |
75 // it is not visible anywhere and has no embedder WebContents assigned. | 74 // it is not visible anywhere and has no embedder WebContents assigned. |
76 // A BrowserPluginGuest is said to be "attached" if it has an embedder. | 75 // A BrowserPluginGuest is said to be "attached" if it has an embedder. |
77 // A BrowserPluginGuest can also create a new unattached guest via | 76 // A BrowserPluginGuest can also create a new unattached guest via |
78 // CreateNewWindow. The newly created guest will live in the same partition, | 77 // CreateNewWindow. The newly created guest will live in the same partition, |
79 // which means it can share storage and can script this guest. | 78 // which means it can share storage and can script this guest. |
80 class CONTENT_EXPORT BrowserPluginGuest : public GuestSizer, | 79 class CONTENT_EXPORT BrowserPluginGuest : public GuestProxyHost, |
81 public WebContentsObserver { | 80 public WebContentsObserver { |
82 public: | 81 public: |
83 ~BrowserPluginGuest() override; | 82 ~BrowserPluginGuest() override; |
84 | 83 |
85 // The WebContents passed into the factory method here has not been | 84 // The WebContents passed into the factory method here has not been |
86 // initialized yet and so it does not yet hold a SiteInstance. | 85 // initialized yet and so it does not yet hold a SiteInstance. |
87 // BrowserPluginGuest must be constructed and installed into a WebContents | 86 // BrowserPluginGuest must be constructed and installed into a WebContents |
88 // prior to its initialization because WebContents needs to determine what | 87 // prior to its initialization because WebContents needs to determine what |
89 // type of WebContentsView to construct on initialization. The content | 88 // type of WebContentsView to construct on initialization. The content |
90 // embedder needs to be aware of |guest_site_instance| on the guest's | 89 // embedder needs to be aware of |guest_site_instance| on the guest's |
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159 RenderFrameHost* render_frame_host, | 158 RenderFrameHost* render_frame_host, |
160 const GURL& url, | 159 const GURL& url, |
161 ui::PageTransition transition_type) override; | 160 ui::PageTransition transition_type) override; |
162 | 161 |
163 void RenderViewReady() override; | 162 void RenderViewReady() override; |
164 void RenderProcessGone(base::TerminationStatus status) override; | 163 void RenderProcessGone(base::TerminationStatus status) override; |
165 bool OnMessageReceived(const IPC::Message& message) override; | 164 bool OnMessageReceived(const IPC::Message& message) override; |
166 bool OnMessageReceived(const IPC::Message& message, | 165 bool OnMessageReceived(const IPC::Message& message, |
167 RenderFrameHost* render_frame_host) override; | 166 RenderFrameHost* render_frame_host) override; |
168 | 167 |
169 // GuestSizer implementation. | 168 // GuestProxyHost implementation. |
| 169 int GetGuestProxyRoutingID() const override; |
| 170 int GetOrCreateGuestProxyInOwnerProcess() override; |
170 void SizeContents(const gfx::Size& new_size) override; | 171 void SizeContents(const gfx::Size& new_size) override; |
| 172 void WillDestroy() override; |
171 | 173 |
172 // Exposes the protected web_contents() from WebContentsObserver. | 174 // Exposes the protected web_contents() from WebContentsObserver. |
173 WebContentsImpl* GetWebContents() const; | 175 WebContentsImpl* GetWebContents() const; |
174 | 176 |
175 gfx::Point GetScreenCoordinates(const gfx::Point& relative_position) const; | 177 gfx::Point GetScreenCoordinates(const gfx::Point& relative_position) const; |
176 | 178 |
177 // Helper to send messages to embedder. If this guest is not yet attached, | 179 // Helper to send messages to embedder. If this guest is not yet attached, |
178 // then IPCs will be queued until attachment. | 180 // then IPCs will be queued until attachment. |
179 void SendMessageToEmbedder(IPC::Message* msg); | 181 void SendMessageToEmbedder(IPC::Message* msg); |
180 | 182 |
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222 | 224 |
223 private: | 225 private: |
224 class EmbedderVisibilityObserver; | 226 class EmbedderVisibilityObserver; |
225 | 227 |
226 // BrowserPluginGuest is a WebContentsObserver of |web_contents| and | 228 // BrowserPluginGuest is a WebContentsObserver of |web_contents| and |
227 // |web_contents| has to stay valid for the lifetime of BrowserPluginGuest. | 229 // |web_contents| has to stay valid for the lifetime of BrowserPluginGuest. |
228 BrowserPluginGuest(bool has_render_view, | 230 BrowserPluginGuest(bool has_render_view, |
229 WebContentsImpl* web_contents, | 231 WebContentsImpl* web_contents, |
230 BrowserPluginGuestDelegate* delegate); | 232 BrowserPluginGuestDelegate* delegate); |
231 | 233 |
232 void WillDestroy(); | |
233 | |
234 void InitInternal(const BrowserPluginHostMsg_Attach_Params& params, | 234 void InitInternal(const BrowserPluginHostMsg_Attach_Params& params, |
235 WebContentsImpl* owner_web_contents); | 235 WebContentsImpl* owner_web_contents); |
236 | 236 |
237 bool InAutoSizeBounds(const gfx::Size& size) const; | 237 bool InAutoSizeBounds(const gfx::Size& size) const; |
238 | 238 |
239 // Message handlers for messages from embedder. | 239 // Message handlers for messages from embedder. |
240 void OnCompositorFrameSwappedACK( | 240 void OnCompositorFrameSwappedACK( |
241 int instance_id, | 241 int instance_id, |
242 const FrameHostMsg_CompositorFrameSwappedACK_Params& params); | 242 const FrameHostMsg_CompositorFrameSwappedACK_Params& params); |
243 void OnDetach(int instance_id); | 243 void OnDetach(int instance_id); |
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410 // Weak pointer used to ask GeolocationPermissionContext about geolocation | 410 // Weak pointer used to ask GeolocationPermissionContext about geolocation |
411 // permission. | 411 // permission. |
412 base::WeakPtrFactory<BrowserPluginGuest> weak_ptr_factory_; | 412 base::WeakPtrFactory<BrowserPluginGuest> weak_ptr_factory_; |
413 | 413 |
414 DISALLOW_COPY_AND_ASSIGN(BrowserPluginGuest); | 414 DISALLOW_COPY_AND_ASSIGN(BrowserPluginGuest); |
415 }; | 415 }; |
416 | 416 |
417 } // namespace content | 417 } // namespace content |
418 | 418 |
419 #endif // CONTENT_BROWSER_BROWSER_PLUGIN_BROWSER_PLUGIN_GUEST_H_ | 419 #endif // CONTENT_BROWSER_BROWSER_PLUGIN_BROWSER_PLUGIN_GUEST_H_ |
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