C#•14mo ago

❔ Timer

Hi, I'm trying to write a custom timer. I can't figure out how I can write an event that triggers when the time to the end of the interval changes. I would like the remaining time in milliseconds to be written to a file every second.

8 Replies

Unknown User•14mo ago

Message Not Public

zechosenpessimistOP•14mo ago

class Program
{
    static void Main()
    {
        SpecialTimer specialTimer = SpecialTimer.Instance;

        specialTimer.TimeLeftChanged += TimeLeftChangedHandler;

        specialTimer.AddTime(10);

        Console.ReadLine();
    }

    private static void TimeLeftChangedHandler(int secondsLeft)
    {
        Console.WriteLine($"Time left: {secondsLeft} seconds");
    }

    public class SpecialTimer : System.Timers.Timer
    {
        private static SpecialTimer instance;
        private static readonly object lockObject = new object();

        public delegate void TimeLeftChangedHandler(int secondsLeft);

        public event TimeLeftChangedHandler? TimeLeftChanged;

        private SpecialTimer() : base()
        {
            Elapsed += TimerElapsed;
        }

        private void TimerElapsed(object sender, ElapsedEventArgs e)
        {
            Stop(); 
        }

        public void AddTime(int seconds)
        {
            if (Enabled && Interval > 0)
            {
                Stop(); 

                double newInterval = Interval + seconds * 1000;
                Interval = newInterval > 0 ? newInterval : 0;

                Start(); 
            }
            else
            {
                instance = new SpecialTimer();
                instance.Interval = seconds * 1000;
                instance.Start();
            }
        }

        public static SpecialTimer Instance
        {
            get
            {
                lock (lockObject)
                {
                    return instance ?? (instance = new SpecialTimer());
                }
            }
        }
    }
}

class Program
{
    static void Main()
    {
        SpecialTimer specialTimer = SpecialTimer.Instance;

        specialTimer.TimeLeftChanged += TimeLeftChangedHandler;

        specialTimer.AddTime(10);

        Console.ReadLine();
    }

    private static void TimeLeftChangedHandler(int secondsLeft)
    {
        Console.WriteLine($"Time left: {secondsLeft} seconds");
    }

    public class SpecialTimer : System.Timers.Timer
    {
        private static SpecialTimer instance;
        private static readonly object lockObject = new object();

        public delegate void TimeLeftChangedHandler(int secondsLeft);

        public event TimeLeftChangedHandler? TimeLeftChanged;

        private SpecialTimer() : base()
        {
            Elapsed += TimerElapsed;
        }

        private void TimerElapsed(object sender, ElapsedEventArgs e)
        {
            Stop(); 
        }

        public void AddTime(int seconds)
        {
            if (Enabled && Interval > 0)
            {
                Stop(); 

                double newInterval = Interval + seconds * 1000;
                Interval = newInterval > 0 ? newInterval : 0;

                Start(); 
            }
            else
            {
                instance = new SpecialTimer();
                instance.Interval = seconds * 1000;
                instance.Start();
            }
        }

        public static SpecialTimer Instance
        {
            get
            {
                lock (lockObject)
                {
                    return instance ?? (instance = new SpecialTimer());
                }
            }
        }
    }
}

Unknown User•14mo ago

Message Not Public

zechosenpessimistOP•14mo ago

Yes, I'm trying to write an event that triggers when the time on the timer changes

Unknown User•14mo ago

Message Not Public

zechosenpessimistOP•14mo ago

time remaining until the end of the timer

Unknown User•14mo ago

Message Not Public

Accord•14mo ago

Was this issue resolved? If so, run /close - otherwise I will mark this as stale and this post will be archived until there is new activity.

Gaming

Programming

❔ Timer