DevExpress LookupEdit组件应用 - 下拉选择自动带出资料给其他文本框组件

//LookupEdit事件
 private void txtDeliveryBillNo_EditValueChanged(object sender, EventArgs e)
        {
            if (this.IsAddOrEditMode) //新增或修改模式
            {
                this.SetEditorBindingValue(txtDeliveryBillNo, txtDeliveryBillNo.EditValue);

                var row = (dt_Car)txtDeliveryBillNo.Properties.GetDataSourceRowByKeyValue(txtDeliveryBillNo.EditValue);
                if (row != null)
                {
                    this.SetEditorBindingValue(txtDeliveryUser, row.DriverName, true);
                    this.SetEditorBindingValue(txtCustomerTel, row.DriverPhoneNo, true);
                }
            }
        }