API Reference > ui-framework > Zone > ZoneProps ZoneProps Interface Properties of a Zone component Extends CommonProps Properties Name Type Description allowsMerging undefined | boolean Indicates if other Zones may be merged with this Zone. applicationData undefined | any Any application data to attach to this Zone. defaultState undefined | ZoneState Default Zone state. initialWidth undefined | number Describes preferred initial width of the zone. mergeWithZone undefined | ZoneLocation Indicates with which other zone to merge. widgets undefined | ReactElement<WidgetProps, string | JSXElementConstructor<any>>[] Properties for the Widgets in this Zone. 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/zones/Zone.tsx Line 45 Last Updated: 29 November, 2022