[Chromoting] Refactoring DesktopEnvironment and moving screen/audio recorders to ClientSession.

remoting/host/desktop_environment.cc

 // 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.
 
 #include "remoting/host/desktop_environment.h"
 
-#include "base/bind.h"
 #include "base/compiler_specific.h"
 #include "remoting/host/audio_capturer.h"
+#include "remoting/host/chromoting_host_context.h"
+#include "remoting/host/desktop_environment.h"
+#include "remoting/host/event_executor.h"
 #include "remoting/host/video_frame_capturer.h"
-#include "remoting/host/chromoting_host_context.h"
-#include "remoting/host/event_executor.h"
-
-#if defined(OS_WIN)
-#include "remoting/host/session_event_executor_win.h"
-#endif
 
 namespace remoting {
 
-// static
-scoped_ptr<DesktopEnvironment> DesktopEnvironment::Create(
-    ChromotingHostContext* context) {
-  scoped_ptr<VideoFrameCapturer> capturer(VideoFrameCapturer::Create());
-  scoped_ptr<EventExecutor> event_executor = EventExecutor::Create(
-      context->desktop_task_runner(), context->ui_task_runner());
-  scoped_ptr<AudioCapturer> audio_capturer = AudioCapturer::Create();
-
-  if (capturer.get() == NULL || event_executor.get() == NULL) {
-    LOG(ERROR) << "Unable to create DesktopEnvironment";
-    return scoped_ptr<DesktopEnvironment>();
-  }
-
-  return scoped_ptr<DesktopEnvironment>(
-      new DesktopEnvironment(context,
-                             capturer.Pass(),
-                             event_executor.Pass(),
-                             audio_capturer.Pass()));
-}
-
-// static
-scoped_ptr<DesktopEnvironment> DesktopEnvironment::CreateForService(
-    ChromotingHostContext* context) {
-  scoped_ptr<VideoFrameCapturer> capturer(VideoFrameCapturer::Create());
-  scoped_ptr<EventExecutor> event_executor = EventExecutor::Create(
-      context->desktop_task_runner(), context->ui_task_runner());
-  scoped_ptr<AudioCapturer> audio_capturer = AudioCapturer::Create();
-
-  if (capturer.get() == NULL || event_executor.get() == NULL) {
-    LOG(ERROR) << "Unable to create DesktopEnvironment";
-    return scoped_ptr<DesktopEnvironment>();
-  }
-
-#if defined(OS_WIN)
-  event_executor.reset(new SessionEventExecutorWin(
-      context->desktop_task_runner(),
-      event_executor.Pass()));
-#endif
-
-  return scoped_ptr<DesktopEnvironment>(
-      new DesktopEnvironment(context,
-                             capturer.Pass(),
-                             event_executor.Pass(),
-                             audio_capturer.Pass()));
-}
-
-// static
-scoped_ptr<DesktopEnvironment> DesktopEnvironment::CreateFake(
-    ChromotingHostContext* context,
-    scoped_ptr<VideoFrameCapturer> capturer,
+DesktopEnvironment::DesktopEnvironment(
+    scoped_ptr<AudioCapturer> audio_capturer,
     scoped_ptr<EventExecutor> event_executor,
-    scoped_ptr<AudioCapturer> audio_capturer) {
-  return scoped_ptr<DesktopEnvironment>(
-      new DesktopEnvironment(context,
-                             capturer.Pass(),
-                             event_executor.Pass(),
-                             audio_capturer.Pass()));
-}
-
-DesktopEnvironment::DesktopEnvironment(
-    ChromotingHostContext* context,
-    scoped_ptr<VideoFrameCapturer> capturer,
-    scoped_ptr<EventExecutor> event_executor,
-    scoped_ptr<AudioCapturer> audio_capturer)
-    : context_(context),
-      capturer_(capturer.Pass()),
-      audio_capturer_(audio_capturer.Pass()),
-      event_executor_(event_executor.Pass()) {
+    scoped_ptr<VideoFrameCapturer> video_capturer)
+    : audio_capturer_(audio_capturer.Pass()),
+      event_executor_(event_executor.Pass()),
+      video_capturer_(video_capturer.Pass()) {
 }
 
 DesktopEnvironment::~DesktopEnvironment() {
 }
 
-void DesktopEnvironment::OnSessionStarted(
+void DesktopEnvironment::Start(
     scoped_ptr<protocol::ClipboardStub> client_clipboard) {
-  event_executor_->OnSessionStarted(client_clipboard.Pass());
+  event_executor_->Start(client_clipboard.Pass());
 }
 
-void DesktopEnvironment::OnSessionFinished() {
-  event_executor_->OnSessionFinished();
+void DesktopEnvironment::StopAndDelete() {
+  event_executor_.release()->StopAndDelete();
+  delete this;
 }
 
 }  // namespace remoting