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// Copyright 2018 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_VIEWS_RELAUNCH_NOTIFICATION_RELAUNCH_RECOMMENDED_TIMER_H_
#define CHROME_BROWSER_UI_VIEWS_RELAUNCH_NOTIFICATION_RELAUNCH_RECOMMENDED_TIMER_H_
#include "base/functional/callback.h"
#include "base/time/time.h"
#include "base/timer/wall_clock_timer.h"
// Timer that handles notification title refresh for relaunch recommended
// notification. Created by RelaunchRecommendedBubbleView for Chrome desktop.
// Title refresh is invoked with the |callback| provided at creation.
class RelaunchRecommendedTimer {
public:
// |upgrade_detected_time| is used to compose current notification title
// (see below comment).
// |callback| is called every time the notification title has to be updated.
RelaunchRecommendedTimer(base::Time upgrade_detected_time,
base::RepeatingClosure callback);
RelaunchRecommendedTimer(const RelaunchRecommendedTimer&) = delete;
RelaunchRecommendedTimer& operator=(const RelaunchRecommendedTimer&) = delete;
~RelaunchRecommendedTimer();
// Returns current notification's title, composed depending on how much time
// has passed since the update was detected (see above comment).
std::u16string GetWindowTitle() const;
private:
// Schedules a timer to fire the next time the title text must be updated; for
// example, from "...is available" to "...has been available for 1 day".
void ScheduleNextTitleRefresh();
// Invoked when the timer fires to refresh the title text.
void OnTitleRefresh();
// The time at which Chrome noticed that an update was available. This
// is used to write the proper string into the dialog's title and to schedule
// title refreshes to update said string.
const base::Time upgrade_detected_time_;
// A timer with which title refreshes are scheduled.
base::WallClockTimer refresh_timer_;
// Callback which triggers the actual title update on Chrome desktop.
base::RepeatingClosure callback_;
};
#endif // CHROME_BROWSER_UI_VIEWS_RELAUNCH_NOTIFICATION_RELAUNCH_RECOMMENDED_TIMER_H_
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