COMPortTerminal.MainForm.checkQuantitySize C# (CSharp) Method

        private void checkQuantitySize()
        {
            if (Convert.ToInt16(txtQuantity.Text) > 99)
            {
                txtQuantity.Text = "99";
            }
            quantity = Convert.ToInt16(txtQuantity.Text);
            if (t_num != null)
            {
                t_num.Dispose();
            }
            t_num = new System.Timers.Timer(5000);
            t_num.Elapsed += new ElapsedEventHandler(t_Elapsed_Numpad);
            t_num.AutoReset = false;
            t_num.Enabled = true;
        }