protected override void WndProc(ref Message m)
        {
            if (m.Msg == 0x0312 && m.WParam.ToInt32() == MYACTION_HOTKEY_ID)
            {
                var startTime = DateTime.UtcNow;

                while (DateTime.UtcNow - startTime < TimeSpan.FromMinutes(60))
                {
                    string message = txtmessage.Text;
                    Clipboard.SetText(message);
                    SendKeys.SendWait("x");
                    SendKeys.SendWait("^v");
                    SendKeys.SendWait("{ENTER}");
                }

            }
            base.WndProc(ref m);
        }