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// 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.
#ifndef CHROME_BROWSER_CHROMEOS_POWER_LIGHT_BAR_H_
#define CHROME_BROWSER_CHROMEOS_POWER_LIGHT_BAR_H_
#include "base/files/file_path.h"
#include "chromeos/chromeos_export.h"
#include "chromeos/dbus/power_manager_client.h"
namespace chromeos {
// Flashes the light bar (on systems that have one) whenever the system comes up
// in dark resume.
class CHROMEOS_EXPORT LightBar : public PowerManagerClient::Observer {
public:
LightBar();
virtual ~LightBar();
// PowerManagerClient::Observer implementation.
virtual void DarkSuspendImminent() override;
private:
// Path to control the light bar.
base::FilePath control_path_;
// True if the system has a light bar.
bool has_light_bar_;
DISALLOW_COPY_AND_ASSIGN(LightBar);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_POWER_LIGHT_BAR_H_
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