| Attributes |
| Name | Required | Request-time | Type | Description |
| dsn | true | false | java.lang.String | The name of the data source. |
| selected | false | true | java.lang.String | The code value of the currently selected value. |
| selectedFK | false | false | java.lang.String | The dsn.fieldname pair that specify the current selected value using a foreign key value. |
| displayField | true | true | java.lang.String | The property name to use for the display value. |
| codeField | false | true | java.lang.String | The property name to use to the code value; defaults to the rowId. |
| condition | false | true | java.lang.String | An expression used to filter the list of options. |
| styleclass | false | true | java.lang.String | The CSS style to use for non-selected values. |
| selectedStyleclass | false | true | java.lang.String | The CSS style to use for the selected value. |
| emptyItem | false | true | java.lang.String | Set to 'true' to include an empty element in the list. Used when null value are allowed. |
| titleProperty | false | true | java.lang.String | Sets the name of the DS property to use as a title for each option item. |