API Reference > ui-framework > SyncUi > BooleanListenerProps > boolFunc boolFunc boolFunc: () => boolean Function to be called to return a boolean value. If the boolean value is different than the component's state value setState is called to update the value and trigger a re-render. Defined in ui/framework/src/ui-framework/syncui/BooleanListener.tsx Line 22 Last Updated: 15 June, 2021