chromium/chrome/browser/ui/performance_controls/battery_saver_button_controller.h

// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CHROME_BROWSER_UI_PERFORMANCE_CONTROLS_BATTERY_SAVER_BUTTON_CONTROLLER_H_
#define CHROME_BROWSER_UI_PERFORMANCE_CONTROLS_BATTERY_SAVER_BUTTON_CONTROLLER_H_

#include "base/memory/raw_ptr.h"
#include "base/scoped_observation.h"
#include "chrome/browser/performance_manager/public/user_tuning/battery_saver_mode_manager.h"

class BatterySaverButtonControllerDelegate;

// This class controls the visibility of the battery saver toolbar button.
// It registers for battery saver mode change events with the user performance
// tuning manager and utilizes the delegate interface to update the visibility.
class BatterySaverButtonController : public performance_manager::user_tuning::
                                         BatterySaverModeManager::Observer { … };

#endif  // CHROME_BROWSER_UI_PERFORMANCE_CONTROLS_BATTERY_SAVER_BUTTON_CONTROLLER_H_