import { customAttribute , inject } from 'aurelia-framework' ; @ inject ( Element ) @ customAttribute ( 'mdc-top-app-bar-nav-icon' ) export class MdcTopAppBarNavIcon { constructor ( private root ) { } attached ( ) { this . root . setAttribute ( 'role' , 'button' ) ; this . root . classList . add ( 'mdc-top-app-bar__navigation-icon' , 'mdc-icon-button' ) ; } }