<layout-outlet #outlet="layoutOutlet">
<div header>
<navbar-outlet #navbar='navbarOutlet'>
<div navbarLeft (click)="outlet.showMenu('left')">左</div>
<div navbarTitle>navbar header</div>
<div navbarRight (click)="outlet.showMenu('right')">右</div>
</navbar-outlet>
</div>
<router-outlet></router-outlet>
<div footer>
<navbar-outlet #navbar='navbarOutlet'>
<div navbarLeft (click)="outlet.showMenu('top')">上</div>
<div navbarTitle>navbar footer</div>
<div navbarRight (click)="outlet.showMenu('bottom')">下</div>
</navbar-outlet>
</div>
</layout-outlet>