Created
November 20, 2017 15:40
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| import { Component } from '@angular/core'; | |
| import { Observable } from 'rxjs/Observable'; | |
| import { SharedData } from '../shared-data'; | |
| @Component({ | |
| selector: 'app-main', | |
| template: ` | |
| <button (click)="loadData()">Load data</button> | |
| <div *ngIf="sharedData.value | async; let data"> | |
| <h3>Data:</h3> | |
| <ul> | |
| <li *ngFor="let item of data.items">{{ item }}</li> | |
| </ul> | |
| </div> | |
| ` | |
| }) | |
| export class MainComponent { | |
| constructor(public sharedData: SharedData) { } | |
| async loadData() { | |
| let data = await this.loadDataFromHttpService().toPromise(); | |
| this.sharedData.init(data); | |
| } | |
| private loadDataFromHttpService() { | |
| // Simulate loading data from HTTP service | |
| return Observable.of({ items: ['a', 'b', 'c']}).delay(2000); | |
| } | |
| } |
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