private void FillDir() { conf = ConfigureHelper.getInitConfigure(); cmb_updir.Items.Add("--上级目录--"); List <ScSystem> upDirDs = new List <ScSystem>(); ScSystem ssBlank = new ScSystem(); ssBlank.Name = ""; upDirDs.Add(ssBlank); foreach (ScSystem ss in conf.SysList) { if (ss.Pid == "0") { upDirDs.Add(ss); } } cmb_updir.DataSource = upDirDs; cmb_updir.DisplayMember = "Name"; cmb_updir.ValueMember = "Id"; cmb_updir.SelectedIndex = 0; }