Revert "Remote assistance on Chrome OS Part VIII - Compile on Ozone"

remoting/host/local_input_monitor_chromeos.cc

-// Copyright 2014 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/local_input_monitor.h"
-
-#include "base/bind.h"
-#include "base/callback.h"
-#include "base/location.h"
-#include "base/single_thread_task_runner.h"
-#include "base/threading/non_thread_safe.h"
-#include "remoting/host/client_session_control.h"
-#include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h"
-#include "ui/events/event.h"
-#include "ui/events/event_utils.h"
-#include "ui/events/keycodes/keyboard_codes.h"
-#include "ui/events/platform/platform_event_observer.h"
-#include "ui/events/platform/platform_event_source.h"
-
-namespace remoting {
-
-namespace {
-
-class LocalInputMonitorChromeos : public LocalInputMonitor {
- public:
-  LocalInputMonitorChromeos(
-      scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
-      scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
-      base::WeakPtr<ClientSessionControl> client_session_control);
-  virtual ~LocalInputMonitorChromeos();
-
- private:
-  class Core : ui::PlatformEventObserver {
-   public:
-    Core(scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
-         base::WeakPtr<ClientSessionControl> client_session_control);
-    ~Core();
-
-    void Start();
-
-    // ui::PlatformEventObserver interface.
-    void WillProcessEvent(const ui::PlatformEvent& event) override;
-    void DidProcessEvent(const ui::PlatformEvent& event) override;
-
-   private:
-    void HandleMouseMove(const ui::PlatformEvent& event);
-    void HandleKeyPressed(const ui::PlatformEvent& event);
-
-    scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner_;
-
-    // Points to the object receiving mouse event notifications and session
-    // disconnect requests.  Must be called on the |caller_task_runner_|.
-    base::WeakPtr<ClientSessionControl> client_session_control_;
-
-    DISALLOW_COPY_AND_ASSIGN(Core);
-  };
-
-  // Task runner on which ui::events are received.
-  scoped_refptr<base::SingleThreadTaskRunner> input_task_runner_;
-  scoped_ptr<Core> core_;
-
-  DISALLOW_COPY_AND_ASSIGN(LocalInputMonitorChromeos);
-};
-
-LocalInputMonitorChromeos::LocalInputMonitorChromeos(
-    scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
-    scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
-    base::WeakPtr<ClientSessionControl> client_session_control)
-    : input_task_runner_(input_task_runner),
-      core_(new Core(caller_task_runner, client_session_control)) {
-  input_task_runner_->PostTask(
-      FROM_HERE, base::Bind(&Core::Start, base::Unretained(core_.get())));
-}
-
-LocalInputMonitorChromeos::~LocalInputMonitorChromeos() {
-  input_task_runner_->DeleteSoon(FROM_HERE, core_.release());
-}
-
-LocalInputMonitorChromeos::Core::Core(
-    scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
-    base::WeakPtr<ClientSessionControl> client_session_control)
-    : caller_task_runner_(caller_task_runner),
-      client_session_control_(client_session_control) {
-  DCHECK(client_session_control_.get());
-}
-
-void LocalInputMonitorChromeos::Core::Start() {
-  ui::PlatformEventSource::GetInstance()->AddPlatformEventObserver(this);
-}
-
-LocalInputMonitorChromeos::Core::~Core() {
-  ui::PlatformEventSource::GetInstance()->RemovePlatformEventObserver(this);
-}
-
-void LocalInputMonitorChromeos::Core::WillProcessEvent(
-    const ui::PlatformEvent& event) {
-  // No need to handle this callback.
-}
-
-void LocalInputMonitorChromeos::Core::DidProcessEvent(
-    const ui::PlatformEvent& event) {
-  ui::EventType type = ui::EventTypeFromNative(event);
-  if (type == ui::ET_MOUSE_MOVED) {
-    HandleMouseMove(event);
-  } else if (type == ui::ET_KEY_PRESSED) {
-    HandleKeyPressed(event);
-  }
-}
-
-void LocalInputMonitorChromeos::Core::HandleMouseMove(
-    const ui::PlatformEvent& event) {
-  gfx::Point mouse_position = ui::EventLocationFromNative(event);
-  caller_task_runner_->PostTask(
-      FROM_HERE,
-      base::Bind(
-          &ClientSessionControl::OnLocalMouseMoved, client_session_control_,
-          webrtc::DesktopVector(mouse_position.x(), mouse_position.y())));
-}
-
-void LocalInputMonitorChromeos::Core::HandleKeyPressed(
-    const ui::PlatformEvent& event) {
-  ui::KeyEvent key_event(event);
-  DCHECK(key_event.is_char());
-  if (key_event.IsControlDown() && key_event.IsAltDown() &&
-      key_event.key_code() == ui::VKEY_ESCAPE) {
-    caller_task_runner_->PostTask(
-        FROM_HERE, base::Bind(&ClientSessionControl::DisconnectSession,
-                              client_session_control_));
-  }
-}
-
-}  // namespace
-
-scoped_ptr<LocalInputMonitor> LocalInputMonitor::Create(
-    scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
-    scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
-    scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner,
-    base::WeakPtr<ClientSessionControl> client_session_control) {
-  return make_scoped_ptr(new LocalInputMonitorChromeos(
-      caller_task_runner, input_task_runner, client_session_control));
-}
-
-}  // namespace remoting