private void TsbNewClick(object sender, EventArgs e) { using (DataSourceCfg dscfg = new DataSourceCfg()) { if (dscfg.ShowDialog() == DialogResult.OK) { DataRowView drvw = _bsDataSource.AddNew() as DataRowView; drvw["Alias"] = dscfg.textBoxAlias.Text; drvw["Dsn"] = dscfg.cbxDsn.SelectedItem.ToString(); drvw["Uid"] = dscfg.txbUid.Text; drvw["Pwd"] = dscfg.txbPwd.Text; _bsDataSource.EndEdit(); _tbDataSource.AcceptChanges(); } } }