ash/system/chromeos/power/battery_notification.h

   1 // Copyright 2015 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_POWER_BATTERY_NOTIFICATION_H_
   6 #define ASH_SYSTEM_CHROMEOS_POWER_BATTERY_NOTIFICATION_H_
   7
   8 #include "ash/ash_export.h"
   9 #include "ash/system/chromeos/power/tray_power.h"
  10 #include "base/memory/scoped_ptr.h"
  11
  12 namespace message_center {
  13 class MessageCenter;
  14 }
  15
  16 namespace ash {
  17
  18 // Class for showing and hiding a MessageCenter low battery notification.
  19 class ASH_EXPORT BatteryNotification {
  20  public:
  21   BatteryNotification(message_center::MessageCenter* message_center,
  22                       TrayPower::NotificationState notification_state);
  23   ~BatteryNotification();
  24
  25   // Updates the notification if it still exists.
  26   void Update(TrayPower::NotificationState notification_state);
  27
  28  private:
  29   message_center::MessageCenter* message_center_;
  30
  31   DISALLOW_COPY_AND_ASSIGN(BatteryNotification);
  32 };
  33
  34 }  // namespace ash
  35
  36 #endif  // ASH_SYSTEM_CHROMEOS_POWER_BATTERY_NOTIFICATION_H_