text: // Copyright (c) 2012 The Chromium Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  
  #ifndef REMOTING_HOST_DESKTOP_PROCESS_H_
  #define REMOTING_HOST_DESKTOP_PROCESS_H_
  
  #include <string>
  
  #include "base/basictypes.h"
  #include "base/callback_forward.h"
  #include "base/compiler_specific.h"
  #include "base/memory/ref_counted.h"
  #include "base/memory/scoped_ptr.h"
  #include "base/memory/weak_ptr.h"
  #include "ipc/ipc_listener.h"
  #include "remoting/host/desktop_session_agent.h"
  
  namespace IPC {
  class ChannelProxy;
  }  // namespace IPC
  
  namespace remoting {
  
  class AutoThreadTaskRunner;
  class DesktopEnvironment;
  class DesktopEnvironmentFactory;
  class DesktopSessionAgent;
  
  class DesktopProcess : public DesktopSessionAgent::Delegate,
                         public IPC::Listener,
                         public base::SupportsWeakPtr<DesktopProcess> {
   public:
    DesktopProcess(
        scoped_refptr<AutoThreadTaskRunner> caller_task_runner,
        const std::string& daemon_channel_name);
    virtual ~DesktopProcess();
  
    // DesktopSessionAgent::Delegate implementation.
    virtual DesktopEnvironmentFactory& desktop_environment_factory() OVERRIDE;
    virtual void OnNetworkProcessDisconnected() OVERRIDE;
  
    // IPC::Listener implementation.
    virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
    virtual void OnChannelConnected(int32 peer_pid) OVERRIDE;
    virtual void OnChannelError() OVERRIDE;
  
    // Injects Secure Attention Sequence.
    void InjectSas();
  
    // Creates the desktop agent and required threads and IPC channels. Returns
    // true on success.
    bool Start(scoped_ptr<DesktopEnvironmentFactory> desktop_environment_factory);
  
   private:
    // Crashes the process in response to a daemon's request. The daemon passes
    // the location of the code that detected the fatal error resulted in this
    // request. See the declaration of ChromotingDaemonDesktopMsg_Crash message.
    void OnCrash(const std::string& function_name,
                 const std::string& file_name,
                 const int& line_number);
  
    // Task runner on which public methods of this class should be called.
    scoped_refptr<AutoThreadTaskRunner> caller_task_runner_;
  
    // Factory used to create integration components for use by |desktop_agent_|.
    scoped_ptr<DesktopEnvironmentFactory> desktop_environment_factory_;
  
    // Name of the IPC channel connecting the desktop process with the daemon
    // process.
    std::string daemon_channel_name_;
  
    // IPC channel connecting the desktop process with the daemon process.
    scoped_ptr<IPC::ChannelProxy> daemon_channel_;
  
    // Provides screen/audio capturing and input injection services for
    // the network process.
    scoped_refptr<DesktopSessionAgent> desktop_agent_;
  
    DISALLOW_COPY_AND_ASSIGN(DesktopProcess);
  };
  
  }  // namespace remoting
  
  #endif  // REMOTING_HOST_DESKTOP_PROCESS_H_
  