Angular 2 EventEmitter Service Class Component
Example
@Component({ selector: 'zippy', template: ` <div class="zippy"> <div (click)="toggle()">Toggle</div> <div [hidden]="!visible"> <ng-content></ng-content> </div> </div>`}) export class Zippy { visible: boolean = true; @Output() open: EventEmitter<any> = new EventEmitter(); @Output() close: EventEmitter<any> = new EventEmitter(); toggle() { this.visible = !this.visible; if (this.visible) { this.open.emit(null); } else { this.close.emit(null); } } } 
