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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 REMOTING_HOST_DESKTOP_SESSION_PROXY_H_ | 5 #ifndef REMOTING_HOST_DESKTOP_SESSION_PROXY_H_ |
6 #define REMOTING_HOST_DESKTOP_SESSION_PROXY_H_ | 6 #define REMOTING_HOST_DESKTOP_SESSION_PROXY_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 | 9 |
10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
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25 | 25 |
26 namespace base { | 26 namespace base { |
27 class SingleThreadTaskRunner; | 27 class SingleThreadTaskRunner; |
28 } // namespace base | 28 } // namespace base |
29 | 29 |
30 namespace IPC { | 30 namespace IPC { |
31 class ChannelProxy; | 31 class ChannelProxy; |
32 class Message; | 32 class Message; |
33 } // namespace IPC | 33 } // namespace IPC |
34 | 34 |
| 35 namespace webrtc { |
| 36 class MouseCursor; |
| 37 } // namespace webrtc |
| 38 |
35 struct SerializedDesktopFrame; | 39 struct SerializedDesktopFrame; |
| 40 struct SerializedMouseCursor; |
36 | 41 |
37 namespace remoting { | 42 namespace remoting { |
38 | 43 |
39 class AudioPacket; | 44 class AudioPacket; |
40 class ClientSession; | 45 class ClientSession; |
41 class ClientSessionControl; | 46 class ClientSessionControl; |
42 class DesktopSessionConnector; | 47 class DesktopSessionConnector; |
43 struct DesktopSessionProxyTraits; | 48 struct DesktopSessionProxyTraits; |
44 class IpcAudioCapturer; | 49 class IpcAudioCapturer; |
| 50 class IpcMouseCursorMonitor; |
45 class IpcVideoFrameCapturer; | 51 class IpcVideoFrameCapturer; |
46 class ScreenControls; | 52 class ScreenControls; |
47 | 53 |
48 // DesktopSessionProxy is created by an owning DesktopEnvironment to route | 54 // DesktopSessionProxy is created by an owning DesktopEnvironment to route |
49 // requests from stubs to the DesktopSessionAgent instance through | 55 // requests from stubs to the DesktopSessionAgent instance through |
50 // the IPC channel. DesktopSessionProxy is owned both by the DesktopEnvironment | 56 // the IPC channel. DesktopSessionProxy is owned both by the DesktopEnvironment |
51 // and the stubs, since stubs can out-live their DesktopEnvironment. | 57 // and the stubs, since stubs can out-live their DesktopEnvironment. |
52 // | 58 // |
53 // DesktopSessionProxy objects are ref-counted but are always deleted on | 59 // DesktopSessionProxy objects are ref-counted but are always deleted on |
54 // the |caller_tast_runner_| thread. This makes it possible to continue | 60 // the |caller_tast_runner_| thread. This makes it possible to continue |
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71 scoped_refptr<base::SingleThreadTaskRunner> video_capture_task_runner, | 77 scoped_refptr<base::SingleThreadTaskRunner> video_capture_task_runner, |
72 base::WeakPtr<ClientSessionControl> client_session_control, | 78 base::WeakPtr<ClientSessionControl> client_session_control, |
73 base::WeakPtr<DesktopSessionConnector> desktop_session_connector, | 79 base::WeakPtr<DesktopSessionConnector> desktop_session_connector, |
74 bool virtual_terminal); | 80 bool virtual_terminal); |
75 | 81 |
76 // Mirrors DesktopEnvironment. | 82 // Mirrors DesktopEnvironment. |
77 scoped_ptr<AudioCapturer> CreateAudioCapturer(); | 83 scoped_ptr<AudioCapturer> CreateAudioCapturer(); |
78 scoped_ptr<InputInjector> CreateInputInjector(); | 84 scoped_ptr<InputInjector> CreateInputInjector(); |
79 scoped_ptr<ScreenControls> CreateScreenControls(); | 85 scoped_ptr<ScreenControls> CreateScreenControls(); |
80 scoped_ptr<webrtc::ScreenCapturer> CreateVideoCapturer(); | 86 scoped_ptr<webrtc::ScreenCapturer> CreateVideoCapturer(); |
| 87 scoped_ptr<webrtc::MouseCursorMonitor> CreateMouseCursorMonitor(); |
81 std::string GetCapabilities() const; | 88 std::string GetCapabilities() const; |
82 void SetCapabilities(const std::string& capabilities); | 89 void SetCapabilities(const std::string& capabilities); |
83 | 90 |
84 // IPC::Listener implementation. | 91 // IPC::Listener implementation. |
85 virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE; | 92 virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE; |
86 virtual void OnChannelConnected(int32 peer_pid) OVERRIDE; | 93 virtual void OnChannelConnected(int32 peer_pid) OVERRIDE; |
87 virtual void OnChannelError() OVERRIDE; | 94 virtual void OnChannelError() OVERRIDE; |
88 | 95 |
89 // Connects to the desktop session agent. | 96 // Connects to the desktop session agent. |
90 bool AttachToDesktop(base::ProcessHandle desktop_process, | 97 bool AttachToDesktop(base::ProcessHandle desktop_process, |
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104 // APIs used to implement the webrtc::ScreenCapturer interface. These must be | 111 // APIs used to implement the webrtc::ScreenCapturer interface. These must be |
105 // called on the |video_capture_task_runner_| thread. | 112 // called on the |video_capture_task_runner_| thread. |
106 void InvalidateRegion(const SkRegion& invalid_region); | 113 void InvalidateRegion(const SkRegion& invalid_region); |
107 void CaptureFrame(); | 114 void CaptureFrame(); |
108 | 115 |
109 // Stores |video_capturer| to be used to post captured video frames. Called on | 116 // Stores |video_capturer| to be used to post captured video frames. Called on |
110 // the |video_capture_task_runner_| thread. | 117 // the |video_capture_task_runner_| thread. |
111 void SetVideoCapturer( | 118 void SetVideoCapturer( |
112 const base::WeakPtr<IpcVideoFrameCapturer> video_capturer); | 119 const base::WeakPtr<IpcVideoFrameCapturer> video_capturer); |
113 | 120 |
| 121 // Stores |mouse_cursor_monitor| to be used to post mouse cursor changes. |
| 122 // Called on the |video_capture_task_runner_| thread. |
| 123 void SetMouseCursorMonitor( |
| 124 const base::WeakPtr<IpcMouseCursorMonitor>& mouse_cursor_monitor); |
| 125 |
114 // APIs used to implement the InputInjector interface. | 126 // APIs used to implement the InputInjector interface. |
115 void InjectClipboardEvent(const protocol::ClipboardEvent& event); | 127 void InjectClipboardEvent(const protocol::ClipboardEvent& event); |
116 void InjectKeyEvent(const protocol::KeyEvent& event); | 128 void InjectKeyEvent(const protocol::KeyEvent& event); |
117 void InjectMouseEvent(const protocol::MouseEvent& event); | 129 void InjectMouseEvent(const protocol::MouseEvent& event); |
118 void StartInputInjector(scoped_ptr<protocol::ClipboardStub> client_clipboard); | 130 void StartInputInjector(scoped_ptr<protocol::ClipboardStub> client_clipboard); |
119 | 131 |
120 // API used to implement the SessionController interface. | 132 // API used to implement the SessionController interface. |
121 void SetScreenResolution(const ScreenResolution& resolution); | 133 void SetScreenResolution(const ScreenResolution& resolution); |
122 | 134 |
123 private: | 135 private: |
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140 void OnCreateSharedBuffer(int id, | 152 void OnCreateSharedBuffer(int id, |
141 IPC::PlatformFileForTransit handle, | 153 IPC::PlatformFileForTransit handle, |
142 uint32 size); | 154 uint32 size); |
143 | 155 |
144 // Drops a cached reference to the shared buffer. | 156 // Drops a cached reference to the shared buffer. |
145 void OnReleaseSharedBuffer(int id); | 157 void OnReleaseSharedBuffer(int id); |
146 | 158 |
147 // Handles CaptureCompleted notification from the desktop session agent. | 159 // Handles CaptureCompleted notification from the desktop session agent. |
148 void OnCaptureCompleted(const SerializedDesktopFrame& serialized_frame); | 160 void OnCaptureCompleted(const SerializedDesktopFrame& serialized_frame); |
149 | 161 |
150 // Handles CursorShapeChanged notification from the desktop session agent. | 162 // Handles MouseCursor notification from the desktop session agent. |
151 void OnCursorShapeChanged(const webrtc::MouseCursorShape& cursor_shape); | 163 void OnMouseCursor(const scoped_ptr<webrtc::MouseCursor>& mouse_cursor); |
152 | 164 |
153 // Handles InjectClipboardEvent request from the desktop integration process. | 165 // Handles InjectClipboardEvent request from the desktop integration process. |
154 void OnInjectClipboardEvent(const std::string& serialized_event); | 166 void OnInjectClipboardEvent(const std::string& serialized_event); |
155 | 167 |
156 // Posts OnCaptureCompleted() to |video_capturer_| on the video thread, | 168 // Posts OnCaptureCompleted() to |video_capturer_| on the video thread, |
157 // passing |frame|. | 169 // passing |frame|. |
158 void PostCaptureCompleted(scoped_ptr<webrtc::DesktopFrame> frame); | 170 void PostCaptureCompleted(scoped_ptr<webrtc::DesktopFrame> frame); |
159 | 171 |
160 // Posts OnCursorShapeChanged() to |video_capturer_| on the video thread, | 172 // Posts OnMouseCursor() to |mouse_cursor_monitor_| on the video thread, |
161 // passing |cursor_shape|. | 173 // passing |mouse_cursor|. |
162 void PostCursorShape(scoped_ptr<webrtc::MouseCursorShape> cursor_shape); | 174 void PostMouseCursor(scoped_ptr<webrtc::MouseCursor> mouse_cursor); |
163 | 175 |
164 // Sends a message to the desktop session agent. The message is silently | 176 // Sends a message to the desktop session agent. The message is silently |
165 // deleted if the channel is broken. | 177 // deleted if the channel is broken. |
166 void SendToDesktop(IPC::Message* message); | 178 void SendToDesktop(IPC::Message* message); |
167 | 179 |
168 // Task runners: | 180 // Task runners: |
169 // - |audio_capturer_| is called back on |audio_capture_task_runner_|. | 181 // - |audio_capturer_| is called back on |audio_capture_task_runner_|. |
170 // - public methods of this class (with some exceptions) are called on | 182 // - public methods of this class (with some exceptions) are called on |
171 // |caller_task_runner_|. | 183 // |caller_task_runner_|. |
172 // - background I/O is served on |io_task_runner_|. | 184 // - background I/O is served on |io_task_runner_|. |
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185 // Used to disconnect the client session. | 197 // Used to disconnect the client session. |
186 base::WeakPtr<ClientSessionControl> client_session_control_; | 198 base::WeakPtr<ClientSessionControl> client_session_control_; |
187 | 199 |
188 // Used to create a desktop session and receive notifications every time | 200 // Used to create a desktop session and receive notifications every time |
189 // the desktop process is replaced. | 201 // the desktop process is replaced. |
190 base::WeakPtr<DesktopSessionConnector> desktop_session_connector_; | 202 base::WeakPtr<DesktopSessionConnector> desktop_session_connector_; |
191 | 203 |
192 // Points to the video capturer receiving captured video frames. | 204 // Points to the video capturer receiving captured video frames. |
193 base::WeakPtr<IpcVideoFrameCapturer> video_capturer_; | 205 base::WeakPtr<IpcVideoFrameCapturer> video_capturer_; |
194 | 206 |
| 207 // Points to the mouse cursor monitor receiving mouse cursor changes. |
| 208 base::WeakPtr<IpcMouseCursorMonitor> mouse_cursor_monitor_; |
| 209 |
195 // IPC channel to the desktop session agent. | 210 // IPC channel to the desktop session agent. |
196 scoped_ptr<IPC::ChannelProxy> desktop_channel_; | 211 scoped_ptr<IPC::ChannelProxy> desktop_channel_; |
197 | 212 |
198 // Handle of the desktop process. | 213 // Handle of the desktop process. |
199 base::ProcessHandle desktop_process_; | 214 base::ProcessHandle desktop_process_; |
200 | 215 |
201 int pending_capture_frame_requests_; | 216 int pending_capture_frame_requests_; |
202 | 217 |
203 // Shared memory buffers by Id. Each buffer is owned by the corresponding | 218 // Shared memory buffers by Id. Each buffer is owned by the corresponding |
204 // frame. | 219 // frame. |
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217 }; | 232 }; |
218 | 233 |
219 // Destroys |DesktopSessionProxy| instances on the caller's thread. | 234 // Destroys |DesktopSessionProxy| instances on the caller's thread. |
220 struct DesktopSessionProxyTraits { | 235 struct DesktopSessionProxyTraits { |
221 static void Destruct(const DesktopSessionProxy* desktop_session_proxy); | 236 static void Destruct(const DesktopSessionProxy* desktop_session_proxy); |
222 }; | 237 }; |
223 | 238 |
224 } // namespace remoting | 239 } // namespace remoting |
225 | 240 |
226 #endif // REMOTING_HOST_DESKTOP_SESSION_PROXY_H_ | 241 #endif // REMOTING_HOST_DESKTOP_SESSION_PROXY_H_ |
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