Answers for "c# timer program"

timer c#

using System;
using System.Timers;

public class Example
{
   private static System.Timers.Timer aTimer;
   
   public static void Main()
   {
      SetTimer();

      Console.WriteLine("\nPress the Enter key to exit the application...\n");
      Console.WriteLine("The application started at {0:HH:mm:ss.fff}", DateTime.Now);
      Console.ReadLine();
      aTimer.Stop();
      aTimer.Dispose();
      
      Console.WriteLine("Terminating the application...");
   }

   private static void SetTimer()
   {
        // Create a timer with a two second interval.
        aTimer = new System.Timers.Timer(2000);
        // Hook up the Elapsed event for the timer. 
        aTimer.Elapsed += OnTimedEvent;
        aTimer.AutoReset = true;
        aTimer.Enabled = true;
    }

    private static void OnTimedEvent(Object source, ElapsedEventArgs e)
    {
        Console.WriteLine("The Elapsed event was raised at {0:HH:mm:ss.fff}",
                          e.SignalTime);
    }
}
// The example displays output like the following:
//       Press the Enter key to exit the application...
//
//       The application started at 09:40:29.068
//       The Elapsed event was raised at 09:40:31.084
//       The Elapsed event was raised at 09:40:33.100
//       The Elapsed event was raised at 09:40:35.100
//       The Elapsed event was raised at 09:40:37.116
//       The Elapsed event was raised at 09:40:39.116
//       The Elapsed event was raised at 09:40:41.117
//       The Elapsed event was raised at 09:40:43.132
//       The Elapsed event was raised at 09:40:45.133
//       The Elapsed event was raised at 09:40:47.148
//
//       Terminating the application...

c# timer program

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Timers;
using System.Windows.Forms;

namespace Countdown
{
    public partial class Form1 : Form
    {
        // Follow the video to set up the rest of the project:
        System.Timers.Timer t;
        int h = 0, m = 0, s = 0, ms = 0;

        public Form1()
        {
            InitializeComponent();
        }

        private void txtResult_TextChanged(object sender, EventArgs e)
        {

        }

        private void Form1_Load_1(object sender, EventArgs e)
        {
            s = 1;
            t = new System.Timers.Timer();
            t.Interval = 10;
            t.Elapsed += OnTimeEvent;
        }

        private void OnTimeEvent(object sender, System.Timers.ElapsedEventArgs e)
        {
            Invoke(new Action(() =>
            {
                ms -= 1;
                if (ms < 0)
                {
                    ms = 60;
                    s -= 1;
                }
                if (s < 0)
                {
                    s = 60;
                    m -= 1;
                }
                if (m < 0)
                {
                    m = 60;
                    h -= 1;
                }
                if (h < 0)
                {
                    h = 60;
                }
                if (ms == 0 && s == 0 && m == 0 && h == 0)
                {
                    t.Stop();
                }
                txtResult.Text = string.Format("{0}:{1}:{2}:{3}", h.ToString().PadLeft(2, '0'), m.ToString().PadLeft(2, '0'), s.ToString().PadLeft(2, '0'), ms.ToString().PadLeft(2, '0'));
            }));
        }

        private void btnStart_Click(object sender, EventArgs e)
        {
            t.Start();
        }

        private void btnStop_Click(object sender, EventArgs e)
        {
            t.Stop();
        }

        private void Form1_FormClosing(object sender, FormClosingEventArgs e)
        {
            t.Stop();
            Application.DoEvents();
        }
    }
}