src/athena/system/system_ui_impl.cc

   1 // Copyright 2014 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 "athena/system/public/system_ui.h"
   6
   7 #include "athena/system/device_socket_listener.h"
   8 #include "athena/system/orientation_controller.h"
   9 #include "athena/system/power_button_controller.h"
  10 #include "base/logging.h"
  11 #include "base/memory/ref_counted.h"
  12 #include "base/memory/scoped_ptr.h"
  13
  14 namespace athena {
  15 namespace {
  16
  17 SystemUI* instance = NULL;
  18
  19 class SystemUIImpl : public SystemUI {
  20  public:
  21   SystemUIImpl(scoped_refptr<base::TaskRunner> io_task_runner)
  22       : orientation_controller_(new OrientationController(io_task_runner)),
  23         power_button_controller_(new PowerButtonController) {
  24   }
  25
  26   virtual ~SystemUIImpl() {
  27   }
  28
  29  private:
  30   scoped_refptr<OrientationController> orientation_controller_;
  31   scoped_ptr<PowerButtonController> power_button_controller_;
  32
  33   DISALLOW_COPY_AND_ASSIGN(SystemUIImpl);
  34 };
  35
  36 }  // namespace
  37
  38 // static
  39 SystemUI* SystemUI::Create(
  40     scoped_refptr<base::TaskRunner> io_task_runner) {
  41   DeviceSocketListener::CreateSocketManager(io_task_runner);
  42   instance = new SystemUIImpl(io_task_runner);
  43   return instance;
  44 }
  45
  46 // static
  47 void SystemUI::Shutdown() {
  48   CHECK(instance);
  49   delete instance;
  50   instance = NULL;
  51   DeviceSocketListener::ShutdownSocketManager();
  52 }
  53
  54 }  // namespace athena