1、DevExpress.XtraEditors.LookUpEdit的基本用法
public void InitLookUpEditor()
{
//
this.lookupEditFields.Properties.Columns.AddRange(new DevExpress.XtraEditors.Controls.LookUpColumnInfo[] {
new DevExpress.XtraEditors.Controls.LookUpColumnInfo("DisplayMember", "DisplayMember", 20, DevExpress.Utils.FormatType.None, "", true, DevExpress.Utils.HorzAlignment.Default, DevExpress.Data.ColumnSortOrder.None),
new DevExpress.XtraEditors.Controls.LookUpColumnInfo("ValueMember", "", 20, DevExpress.Utils.FormatType.None, "", false, DevExpress.Utils.HorzAlignment.Default, DevExpress.Data.ColumnSortOrder.None)});
DataTable dt = new DataTable();
dt.Columns.Add("ValueMember");
dt.Columns.Add("DisplayMember");
dt.Columns.Add("DataType");
dt.Columns.Add("IsExtandedField");
DataRow row = dt.NewRow();
row["DataType"] = "";
row["IsExtandedField"] = true;
row["DisplayMember"] = "";
row["ValueMember"] = "";
dt.Rows.Add(row);
this.lookupEditFields.Properties.DisplayMember = "DisplayMember";
this.lookupEditFields.Properties.ValueMember = "ValueMember";
this.lookupEditFields.Properties.DataSource = dt;
if (dt.Rows.Count > 0)
{
//自动搜索datasouse,选择与之匹配的值,没有的情况下赋值null ,value的值必须与valuemember的数据类型一致。
lookupEditFields.EditValue = Convert.ToString(dt.Rows[0]["ValueMember"]);
//this.lookupEditFields.ItemIndex = 0;
}
}
想取这行数据的DataType值:
string dataType = Convert.ToString(cboList.GetColumnValue("DataType"));
2、DevExpress.XtraEditors.ComboBoxEdit的基本用法
public void InitComboxEditou() { comboBoxOperator.Properties.Items.Clear(); comboBoxOperator.Properties.Items.AddRange(new object[] { "等于","大于","大于等于","小于","小于等于","不等于" }); comboBoxOperator.EditValue = "等于"; }