ConsoleHelper

 public static class ConsoleHelper
    {
        private const int CTRL_CLOSE_EVENT = 2;

        public delegate bool ConsoleCtrlDelegate(int dwCtrlType);


        [DllImport("kernel32.dll")]
        private static extern bool SetConsoleCtrlHandler(ConsoleCtrlDelegate HandlerRoutine, bool Add);

        private static bool HandlerRoutine(int CtrlType)
        {
            switch (CtrlType)
            {
                case CTRL_CLOSE_EVENT:
                    
                    break;
            }

            return false;
        }

        public static void SetHandler()
        {
            ConsoleCtrlDelegate newDategate = HandlerRoutine;
            SetConsoleCtrlHandler(newDategate, true);
        }