| Attributes |
| Name | Required | Request-time | Type | Description |
| cssClass | false | true | java.lang.String | A CSS class for styling the component. |
| leftBoxMaxItems | false | true | int | Sets the maximum number of items for the left box. The default value null represents an unlimited number of items. |
| leftBoxName | true | true | java.lang.String | A name for the left box. |
| leftList | true | true | java.util.List | A list of key value pairs for the left box. |
| leftOnChange | false | true | java.lang.String | A function to be called on a change in selection in the left list. |
| leftReorder | false | true | boolean | Whether the left list can be reordered. The default value is false. |
| leftTitle | true | true | java.lang.String | A title to display at the top of the left box. |
| rightBoxMaxItems | false | true | int | Sets the maximum number of items for the right box. The default value null represents an unlimited number of items. |
| rightBoxName | true | true | java.lang.String | A name for the right box. |
| rightList | true | true | java.util.List | A list of key value pairs for the right box. |
| rightOnChange | false | true | java.lang.String | A function to be called on a change in selection in the right list. |
| rightReorder | false | true | boolean | Whether the right list can be reordered. The default value is false. |
| rightTitle | true | true | java.lang.String | A title to display at the top of the right box. |