private void btnCashChargOpenPort_Click(object sender, RoutedEventArgs e) { var msg = ""; com = new SerialCom(cmbCashChargePorts.Text); if (com.Open(out msg) == false) { Core.Log.In(msg); return; } StatusCode.Init(); wrapPanel.IsEnabled = true; wp1.IsEnabled = true; constrant = new Constrant(com); }