ash/system/chromeos/audio/tray_audio_chromeos.h

   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 #ifndef ASH_SYSTEM_CHROMEOS_AUDIO_TRAY_AUDIO_CHROMEOS_H_
   6 #define ASH_SYSTEM_CHROMEOS_AUDIO_TRAY_AUDIO_CHROMEOS_H_
   7
   8 #include "ash/ash_export.h"
   9 #include "ash/system/audio/tray_audio.h"
  10 #include "base/memory/scoped_ptr.h"
  11 #include "chromeos/dbus/power_manager_client.h"
  12
  13 namespace ash {
  14 namespace tray {
  15 class AudioDetailedView;
  16 }
  17
  18 class ASH_EXPORT TrayAudioChromeOs
  19     : public TrayAudio,
  20       public chromeos::PowerManagerClient::Observer {
  21  public:
  22   explicit TrayAudioChromeOs(SystemTray* system_tray);
  23   ~TrayAudioChromeOs() override;
  24
  25  protected:
  26   // Overridden from TrayAudio
  27   void Update() override;
  28
  29  private:
  30   // Overridden from SystemTrayItem.
  31   views::View* CreateDetailedView(user::LoginStatus status) override;
  32   void DestroyDetailedView() override;
  33
  34   // Overridden from gfx::DisplayObserver.
  35   void OnDisplayAdded(const gfx::Display& new_display) override;
  36   void OnDisplayRemoved(const gfx::Display& old_display) override;
  37   void OnDisplayMetricsChanged(const gfx::Display& display,
  38                                uint32_t changed_metrics) override;
  39
  40   // Overriden from chromeos::PowerManagerClient::Observer.
  41   void SuspendDone(const base::TimeDelta& sleep_duration) override;
  42
  43   tray::AudioDetailedView* audio_detail_view_;
  44
  45   DISALLOW_COPY_AND_ASSIGN(TrayAudioChromeOs);
  46 };
  47
  48 }  // namespace ash
  49
  50 #endif  // ASH_SYSTEM_CHROMEOS_AUDIO_TRAY_AUDIO_CHROMEOS_H_