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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_IDLE_DETECTOR_H_
#define CHROME_BROWSER_CHROMEOS_IDLE_DETECTOR_H_
#include "base/basictypes.h"
#include "base/callback.h"
#include "base/compiler_specific.h"
#include "base/time/time.h"
#include "base/timer/timer.h"
#include "ui/base/user_activity/user_activity_observer.h"
namespace chromeos {
class IdleDetector : public ui::UserActivityObserver {
public:
explicit IdleDetector(const base::Closure& on_idle_callback);
~IdleDetector() override;
void Start(const base::TimeDelta& timeout);
private:
// ui::UserActivityObserver overrides:
void OnUserActivity(const ui::Event* event) override;
// Resets |timer_| to fire when we reach our idle timeout.
void ResetTimer();
base::OneShotTimer timer_;
base::Closure idle_callback_;
base::TimeDelta timeout_;
DISALLOW_COPY_AND_ASSIGN(IdleDetector);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_IDLE_DETECTOR_H_