private void AssignBtn_Click(object sender, EventArgs e) { if (ModLB.Items.Count <= 0) { return; } WinAssignSpec myWin = new WinAssignSpec(myMgr, ModLB.SelectedIndex); myWin.ShowDialog(); myMgr.GetParamtersFromDevice(ModLB.SelectedIndex); UpdateUI(ModLB.SelectedIndex); myMgr.SaveMachineSettings(Para.MchConfigFileName); }