/Javascript/AngularJS/Calling angular component method in service

Calling angular component method in service

// -------------------------------------------------------------------------------------
// codes for component
import { JustAService} from '../justAService.service';
@Component({
  selector: 'app-cute-little',
  templateUrl: './cute-little.component.html',
  styleUrls: ['./cute-little.component.css']
})
export class CuteLittleComponent implements OnInit {
  s: JustAService;
  a: number = 10;
  constructor(theService: JustAService) {
    this.s = theService;
  }

  ngOnInit() {
    this.s.onSomethingHappended(this.doThis.bind(this));
  }

  doThis() {
    this.a++;
    console.log('yuppiiiii, ', this.a);
  }
}
// -------------------------------------------------------------------------------------
// codes for service
@Injectable({
  providedIn: 'root'
})
export class JustAService { 
  private myFunc: () => void;
  onSomethingHappended(fn: () => void) {
    this.myFunc = fn;
    // from now on, call myFunc wherever you want inside this service
  }
}

Source: stackoverflow.com

Similar codes

0 vote354 views3 answers
Order by ascending descending in angular 6 on click of button
Javascript AngularJS
0 vote316 views1 answer
Phantomjs in angular
Javascript AngularJS
0 vote356 views1 answer
Angularjs left xx characters
Javascript AngularJS
3 votes251 views1 answer
Angular list contains property
Javascript AngularJS
-1 vote296 views1 answer
Ways to open modal in angular
Javascript AngularJS
0 vote282 views1 answer
Add route angular 3
Javascript AngularJS
1 vote293 views1 answer
If condition for click in angular
Javascript AngularJS
10 votes307 views2 answers
Make service in angular 8
Javascript AngularJS
0 vote288 views1 answer
Angular property binding
Javascript AngularJS
-1 vote334 views1 answer
Angular multiple validator pattern single input
Javascript AngularJS