import { BottomNavigationBar , BottomNavigationTab } from '../bottomnavigationbar' ; let installed = false ; export default { install ( Vue ) { if ( ! installed ) { installed = true ; Vue . registerElement ( 'MDBottomNavigationBar' , ( ) => BottomNavigationBar , { } ) ; Vue . registerElement ( 'MDBottomNavigationTab' , ( ) => BottomNavigationTab , { } ) ; } } } ;