private void btn_curve_Click(object sender, RoutedEventArgs e) { try { int speed = int.Parse(txt_speed.Text); client.Curve((int)P1.Origo.X, (int)P1.Origo.Y, 0, (int)P2.Origo.X, (int)P2.Origo.Y, 0, speed); } catch (CommandIntegerParamException ie) { MessageBox.Show(ie.Message); } catch (DroneCurveException ce) { MessageBox.Show(ce.Message); } }