ionic-framework/ionic/components/tabs/test/basic/main.js

import {Component, View, bootstrap} from 'angular2/angular2'
import {Tabs, Tab} from 'ionic/ionic'
import {Engine} from 'ionic/engine/engine'
import * as util from 'ionic/util'


@Component({ selector: '[ion-app]' })
@View({
  templateUrl: 'main.html',
  directives: [Tabs, Tab]
})
class IonicApp {
  constructor() {
    console.log('IonicApp Start');

    console.log(Engine.getName(), Engine.is('cordova'));

    Engine.ready().then(() => {
      console.log('Engine ready')
    });

    Engine.fullScreen(true).then((isShown) => {
      console.log('Engine fullScreen', isShown)
    });

    Engine.showStatusBar(true).then((isShown) => {
      console.log('Engine showStatusBar', isShown)
    });

  }
}

bootstrap(IonicApp);