API Reference > ui-framework > Backstage > BackstageComposerProps BackstageComposerProps Interface Props of BackstageComposer component. Extends CommonProps Properties Name Type Description header Readonly undefined | ReactNode React node for an optional header item items Readonly BackstageItem[] List of backstage items to show showOverlay Readonly undefined | boolean Indicates whether to place an overlay over the frontstage when the backstage is displayed Inherited properties Name Type Inherited from Description className undefined | string CommonProps Custom CSS class name style undefined | CSSProperties CommonProps Custom CSS style properties Defined in ui/framework/src/ui-framework/backstage/BackstageComposer.tsx Line 101 Last Updated: 29 November, 2022