private void button1_Click(object sender, EventArgs e) { int way = 0; if (radioButton2.Checked) { way = 1; } List <string> aid = new List <string>(); foreach (DataRow dr in selectedRegion.Rows) { aid.Add(dr["ID"].ToString()); } if (aid.Count > 0) { string Msg = bll.SetLiuXiang(pid, aid.ToArray(), 0, way, Login.authKey); MessageBox.Show(Msg); } else { bool Result = bll.SetCancelLiuXiang(pid, Login.authKey); MessageBox.Show(Result ? "取消成功" : "取消失败"); } }