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// Copyright (c) 2010 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.
#ifndef CHROME_BROWSER_CHROMEOS_LOW_BATTERY_OBSERVER_H_
#define CHROME_BROWSER_CHROMEOS_LOW_BATTERY_OBSERVER_H_
#pragma once
#include "base/basictypes.h"
#include "base/time.h"
#include "chrome/browser/chromeos/cros/power_library.h"
#include "chrome/browser/chromeos/notifications/system_notification.h"
class Profile;
namespace chromeos {
// The low battery observer displays a system notification when the battery
// is low.
class LowBatteryObserver : public PowerLibrary::Observer {
public:
explicit LowBatteryObserver(Profile* profile);
virtual ~LowBatteryObserver();
private:
virtual void PowerChanged(PowerLibrary* object);
virtual void SystemResumed() {}
void Show(base::TimeDelta remaining, bool urgent);
void Hide();
SystemNotification notification_;
int remaining_; // Last displayed remaining time in minutes
DISALLOW_COPY_AND_ASSIGN(LowBatteryObserver);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_LOW_BATTERY_OBSERVER_H_
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