private void ChangeButton_Click(object sender, EventArgs e) { int r = CardSettingDataGridView.CurrentRow.Index; string Selectmonitorname = (string)CardSettingDataGridView[0, r].Value; selectname = Selectmonitorname; var onesetting = CardSettingManager.GetOneCardSetting(Selectmonitorname); settingfrm = new OneSignalSettingFrm(onesetting); settingfrm.ConfirmEvent += Settingfrm_ChgConfirmEvent; settingfrm.ShowDialog(); }