private void button2_Click(object sender, EventArgs e) { NKTParam nktParam = new NKTParam(); nktParam.Flag = new char[] { 'N', 'K', 'T', '\0' }; nktParam.BeltSpeed = (uint)numBeltSpeed.Value; nktParam.FeedSpeed = (uint)numFeedSpeed.Value; nktParam.StepSpeed = (uint)numStepSpeed.Value; float offset = (UIPreference.ToInchLength(m_CurrentUnit, (float)numDetectorOffset.Value) * m_SPrinterProperty.fPulsePerInchY); nktParam.DetectorOffset = (uint)offset; if (!EpsonLCD.SetNktParam(nktParam)) { MessageBox.Show("设置参数失败."); } }