winform dev lookupedit

      	//nulltext 默认显示文本
        lookUpEdit13.Properties.NullText = "请选择";
		//这里使用代码添加列,一般卸载load事件中,界面上也可以找到。caption为列显示名称，fieldname对应列属性
        lookUpEdit13.Properties.Columns.Add(new LookUpColumnInfo() { Caption = "代码", FieldName = "FLDVALUE" });
        lookUpEdit13.Properties.Columns.Add(new LookUpColumnInfo() { Caption = "备注", FieldName = "CODENAME" });
        lookUpEdit13.Properties.DisplayMember = "CODENAME";
        lookUpEdit13.Properties.ValueMember = "FLDVALUE";
        lookUpEdit13.Properties.DataSource = xingbielist;
		//获取选中得值
		lookupedit13.editvalue