<ion-footer>
 <ion-toolbar>
   <ion-tabs>
      <ion-tab [root]="homeRoot" tabTitle="Chat" tabIcon="information-
        circle"></ion-tab>
      <ion-tab [root]="listroot" tabTitle="Chat" tabIcon="information-
        circle"></ion-tab>
   </ion-tabs>
 </ion-toolbar>
</ion-footer>

export class HomePage {

 homeRoot = ChatPage
 listroot = ListPage

 constructor(public navCtrl: NavController) {} }