chromium/ui/base/idle/idle_polling_service.h

// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_BASE_IDLE_IDLE_POLLING_SERVICE_H_
#define UI_BASE_IDLE_IDLE_POLLING_SERVICE_H_

#include <memory>

#include "base/component_export.h"
#include "base/memory/scoped_refptr.h"
#include "base/no_destructor.h"
#include "base/observer_list.h"
#include "base/observer_list_types.h"
#include "base/time/time.h"
#include "base/timer/timer.h"

namespace base {
class SequencedTaskRunner;
}  // namespace base

namespace ui {

class IdleTimeProvider;

// Polls the system to determine whether the user is idle or the screen is
// locked and notifies observers.
class COMPONENT_EXPORT(UI_BASE_IDLE) IdlePollingService { … };

}  // namespace ui

#endif  // UI_BASE_IDLE_IDLE_POLLING_SERVICE_H_