private void sb_ok_Click(object sender, EventArgs e) { if (ck.checklist.CheckedItemsCount == 0) { MessageBox.Show("请先选择项目!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Warning); return; } string cb001 = ck.checklist.SelectedValue.ToString(); int result = FireAction.FireApplyUserCombo(AC001, cb001, Envior.cur_userId ); if (result > 0) { DialogResult = DialogResult.OK; this.Close(); } }