import {Component} from '@angular/core'; import {AppState} from "../../../app.state"; @Component({ selector: 'content-top', styles: [require('./contentTop.scss')], template: require('./contentTop.html'), }) export class ContentTop { activePageTitle = ''; constructor(private _state:AppState) { this._state.subscribe('menu.activeLink', (activeLink) => { if (activeLink) { this.activePageTitle = activeLink.title; } }); } }