private void button7_Click(object sender, EventArgs e) { List <User_BJ> user_list = new List <User_BJ>(); String Search1 = ""; Search1 = (String)UserIDDD.SelectedItem; user_info_display.Items.Clear(); chloe_control_all chloe_obj = new chloe_control_all("Data Source=DESKTOP-O4C25KM;Initial Catalog=场馆预约系统;Integrated Security=True"); user_list = chloe_obj.User_Search(Search1); for (int i = 0; i < user_list.Count; i++) { ListViewItem user_item = new ListViewItem((i + 1).ToString(), i + 1); //user_item.SubItems.Add(user_list[i].UserName.ToString()); user_item.SubItems.Add(user_list[i].UserName.ToString()); user_item.SubItems.Add(user_list[i].Permissions.ToString()); user_item.SubItems.Add(user_list[i].BreakTime.ToString()); user_item.SubItems.Add(user_list[i].Forbid.ToString()); user_item.SubItems.Add(user_list[i].Award.ToString()); user_item.SubItems.Add(user_list[i].BreakBJ.ToString()); user_info_display.Items.Add(user_item); } }