remoting/host/curtain_mode.h

   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_CURTAIN_MODE_H_
   6 #define REMOTING_HOST_CURTAIN_MODE_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/compiler_specific.h"
  10 #include "base/memory/ref_counted.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "base/memory/weak_ptr.h"
  13
  14 namespace base {
  15 class SingleThreadTaskRunner;
  16 }  // namespace base
  17
  18 namespace remoting {
  19
  20 class ClientSessionControl;
  21
  22 class CurtainMode {
  23  public:
  24   virtual ~CurtainMode() {}
  25
  26   // Creates a platform-specific curtain mode implementation object that
  27   // "curtains" the current session making sure it is not accessible from
  28   // the local console. |client_session_control| can be used to drop
  29   // the connection in the case if the session re-connects to the local console
  30   // in mid-flight.
  31   static scoped_ptr<CurtainMode> Create(
  32       scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
  33       scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner,
  34       base::WeakPtr<ClientSessionControl> client_session_control);
  35
  36   // Activates the curtain mode. Returns true if successful.
  37   virtual bool Activate() = 0;
  38
  39  protected:
  40   CurtainMode() {}
  41
  42  private:
  43   DISALLOW_COPY_AND_ASSIGN(CurtainMode);
  44 };
  45
  46 }  // namespace remoting
  47
  48 #endif