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      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
      3 // found in the LICENSE file.
      4 
      5 #ifndef REMOTING_HOST_DESKTOP_SESSION_CONNECTOR_H_
      6 #define REMOTING_HOST_DESKTOP_SESSION_CONNECTOR_H_
      7 
      8 #include "base/basictypes.h"
      9 #include "base/process/process.h"
     10 #include "ipc/ipc_platform_file.h"
     11 
     12 namespace remoting {
     13 
     14 class DesktopSessionProxy;
     15 class ScreenResolution;
     16 
     17 // Provides a way to connect a terminal (i.e. a remote client) with a desktop
     18 // session (i.e. the screen, keyboard and the rest).
     19 class DesktopSessionConnector {
     20  public:
     21   DesktopSessionConnector() {}
     22   virtual ~DesktopSessionConnector() {}
     23 
     24   // Requests the daemon process to create a desktop session and associates
     25   // |desktop_session_proxy| with it. |desktop_session_proxy| must be
     26   // disconnected from the desktop session (see DisconnectTerminal()) before it
     27   // can be deleted.
     28   virtual void ConnectTerminal(
     29       DesktopSessionProxy* desktop_session_proxy,
     30       const ScreenResolution& resolution,
     31       bool virtual_terminal) = 0;
     32 
     33   // Requests the daemon process disconnect |desktop_session_proxy| from
     34   // the associated desktop session.
     35   virtual void DisconnectTerminal(
     36       DesktopSessionProxy* desktop_session_proxy) = 0;
     37 
     38   // Changes the screen resolution of the desktop session.
     39   virtual void SetScreenResolution(
     40       DesktopSessionProxy* desktop_session_proxy,
     41       const ScreenResolution& resolution) = 0;
     42 
     43   // Notifies the network process that |terminal_id| is now attached to
     44   // a desktop integration process. |desktop_process| specifies the process
     45   // handle. |desktop_pipe| is the client end of the pipe opened by the desktop
     46   // process.
     47   virtual void OnDesktopSessionAgentAttached(
     48       int terminal_id,
     49       base::ProcessHandle desktop_process,
     50       IPC::PlatformFileForTransit desktop_pipe) = 0;
     51 
     52   // Notifies the network process that the daemon has disconnected the desktop
     53   // session from the associated desktop environment.
     54   virtual void OnTerminalDisconnected(int terminal_id) = 0;
     55 
     56  private:
     57   DISALLOW_COPY_AND_ASSIGN(DesktopSessionConnector);
     58 };
     59 
     60 }  // namespace remoting
     61 
     62 #endif  // REMOTING_HOST_DESKTOP_SESSION_CONNECTOR_H_
     63