m_Timer.Tick += new EventHandler(HandleTimerTick);

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Threading;

namespace ConsoleApplication5
{
    class Program
    {
        System.Windows.Forms.Timer m_Timer = null;
        int i = 0;
        Program(int interval)
        {
            m_Timer = new System.Windows.Forms.Timer();
            m_Timer.Tick += new EventHandler(HandleTimerTick);
            m_Timer.Interval = interval;
            m_Timer.Enabled = true;
        }

        static void Main(string[] args)
        {
            new Program(1000);
            //new System.Windows.Forms.Form().ShowDialog();
            //MessageBox.Show("Hi");
            //new System.Windows.Forms.Form().ShowDialog();
            //Console.ReadLine();

           
            while (true)
            {
                System.Windows.Forms.Application.DoEvents();
                Thread.Sleep(50);
            }
        }

        private void HandleTimerTick(object sender, EventArgs e)
        {
            Console.WriteLine("{0}", ++i);
        }

    }
}