import { Component, EventEmitter, OnChanges, Output } from '@angular/core'; import { Tab } from '../tab'; @Component({ selector: 'none-tab', templateUrl: './none-tab.component.html', styleUrls: ['./none-tab.component.scss'] }) export class NoneTabComponent extends Tab implements OnChanges { ngOnChanges(event: any) { this.validAction.emit(true); } keyActionValid(): boolean { return true; } fromKeyAction(): boolean { return false; } toKeyAction(): undefined { return undefined; } }