type MenuActionHandler = () => void; interface MenuElementsHook { registerTransactionsHandler: (handler: MenuActionHandler, screenKey?: string) => boolean; unregisterTransactionsHandler: (screenKey: string) => void; isMenuElementsSupported: boolean; } const useMenuElements = (): MenuElementsHook => ({ registerTransactionsHandler: () => false, unregisterTransactionsHandler: () => {}, isMenuElementsSupported: false, }); export default useMenuElements;