import { Placeholder , TopAppBar } from '@cloudbeaver/core-blocks' ; import { useService } from '@cloudbeaver/core-di' ; import { TopNavService } from './TopNavBarService' ; export const TopNavBar = function TopNavBar ( ) { const topNavBarService = useService ( TopNavService ) ; return ( < TopAppBar > < Placeholder container = { topNavBarService . placeholder } / > < /TopAppBar>); } ;