lookupedit(2)

//cmbProvince下拉菜单
2             ProvinceModel bindProvinceModel = new ProvinceModel();
3             string strBindProvince = Newtonsoft.Json.JsonConvert.SerializeObject(bindProvinceModel);
4             string strResult = WebLockConfig.Instance.webProvince.GetProvinceDS(strBindProvince);
5             DataSet ds = Newtonsoft.Json.JsonConvert.DeserializeObject<DataSet>(strResult);
6
7             DataRow dr = ds.Tables[0].NewRow();
8             dr["PRO_ID"] = "";
9             dr["PRO_NAME"] = "请选择";
10             ds.Tables[0].Rows.InsertAt(dr,0);
11             cmbProvince.SelectedText = "请选择";
12             cmbProvince.Properties.DataSource = ds.Tables[0];
13             cmbProvince.Properties.DropDownRows = ds.Tables[0].Rows.Count;
14
15             bindProvinceModel = null;
16             ds = null;
17             dr = null;
18
19         .......
20             //把窗体上的值设定给Model
21             cityModel.PRO_ID = cmbProvince.EditValue.ToString();
22
23
24         ......
25             //设定本窗口的默认输入信息
26         cmbProvince.EditValue = ds.Tables[0].Rows[0]["PRO_ID"].ToString();