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// Copyright (c) 2011 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_UPGRADE_DETECTOR_CHROMEOS_H_
#define CHROME_BROWSER_CHROMEOS_UPGRADE_DETECTOR_CHROMEOS_H_
#pragma once
#include "base/timer.h"
#include "chrome/browser/chromeos/cros/update_library.h"
#include "chrome/browser/upgrade_detector.h"
template <typename T> struct DefaultSingletonTraits;
class UpgradeDetectorChromeos : public UpgradeDetector,
public chromeos::UpdateLibrary::Observer {
public:
virtual ~UpgradeDetectorChromeos();
static UpgradeDetectorChromeos* GetInstance();
private:
friend struct DefaultSingletonTraits<UpgradeDetectorChromeos>;
UpgradeDetectorChromeos();
// chromeos::UpdateLibrary::Observer implementation.
virtual void UpdateStatusChanged(chromeos::UpdateLibrary* library);
// The function that sends out a notification (after a certain time has
// elapsed) that lets the rest of the UI know we should start notifying the
// user that a new version is available.
void NotifyOnUpgrade();
// After we detect an upgrade we start a recurring timer to see if enough time
// has passed and we should start notifying the user.
base::RepeatingTimer<UpgradeDetectorChromeos> upgrade_notification_timer_;
};
#endif // CHROME_BROWSER_CHROMEOS_UPGRADE_DETECTOR_CHROMEOS_H_
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