remoting/host/basic_desktop_environment.cc

   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 #include "remoting/host/basic_desktop_environment.h"
   6
   7 #include "base/bind.h"
   8 #include "base/logging.h"
   9 #include "base/single_thread_task_runner.h"
  10 #include "remoting/host/audio_capturer.h"
  11 #include "remoting/host/client_session_control.h"
  12 #include "remoting/host/gnubby_auth_handler.h"
  13 #include "remoting/host/input_injector.h"
  14 #include "remoting/host/screen_controls.h"
  15 #include "third_party/webrtc/modules/desktop_capture/screen_capturer.h"
  16
  17 namespace remoting {
  18
  19 BasicDesktopEnvironment::~BasicDesktopEnvironment() {
  20   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  21 }
  22
  23 scoped_ptr<AudioCapturer> BasicDesktopEnvironment::CreateAudioCapturer() {
  24   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  25
  26   return AudioCapturer::Create();
  27 }
  28
  29 scoped_ptr<InputInjector> BasicDesktopEnvironment::CreateInputInjector() {
  30   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  31
  32   return InputInjector::Create(input_task_runner(), ui_task_runner());
  33 }
  34
  35 scoped_ptr<ScreenControls> BasicDesktopEnvironment::CreateScreenControls() {
  36   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  37
  38   return scoped_ptr<ScreenControls>();
  39 }
  40
  41 std::string BasicDesktopEnvironment::GetCapabilities() const {
  42   return std::string();
  43 }
  44
  45 void BasicDesktopEnvironment::SetCapabilities(const std::string& capabilities) {
  46 }
  47
  48 scoped_ptr<GnubbyAuthHandler> BasicDesktopEnvironment::CreateGnubbyAuthHandler(
  49     protocol::ClientStub* client_stub) {
  50   return scoped_ptr<GnubbyAuthHandler>();
  51 }
  52
  53 scoped_ptr<webrtc::ScreenCapturer>
  54 BasicDesktopEnvironment::CreateVideoCapturer() {
  55   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  56
  57   // The basic desktop environment does not use X DAMAGE, since it is
  58   // broken on many systems - see http://crbug.com/73423.
  59   return scoped_ptr<webrtc::ScreenCapturer>(webrtc::ScreenCapturer::Create());
  60 }
  61
  62 BasicDesktopEnvironment::BasicDesktopEnvironment(
  63     scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
  64     scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
  65     scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner)
  66     : caller_task_runner_(caller_task_runner),
  67       input_task_runner_(input_task_runner),
  68       ui_task_runner_(ui_task_runner) {
  69   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  70 }
  71
  72 BasicDesktopEnvironmentFactory::BasicDesktopEnvironmentFactory(
  73     scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
  74     scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
  75     scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner)
  76     : caller_task_runner_(caller_task_runner),
  77       input_task_runner_(input_task_runner),
  78       ui_task_runner_(ui_task_runner) {
  79 }
  80
  81 BasicDesktopEnvironmentFactory::~BasicDesktopEnvironmentFactory() {
  82 }
  83
  84 bool BasicDesktopEnvironmentFactory::SupportsAudioCapture() const {
  85   DCHECK(caller_task_runner_->BelongsToCurrentThread());
  86
  87   return AudioCapturer::IsSupported();
  88 }
  89
  90 }  // namespace remoting