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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 132x 132x 132x 132x 1x 1x 132x 132x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 48688x 1x 1x | import { AfterContentInit, Directive, EventEmitter, Output, TemplateRef } from '@angular/core'; /** * Directive to execute code once a node with *ngIf is attached in the DOM * Usage: * ``` * <div *ngIf="my_condition" (after-if)="_handleAttach()"> * <!-- --> * </div> * ``` */ @Directive({ selector: '[after-if]' }) export class AfterIfDirective implements AfterContentInit { @Output('after-if') public after = new EventEmitter<void>(); public ngAfterContentInit(): void { // timeout helps prevent unexpected change errors setTimeout(()=> this.after.next()); } } @Directive({ selector: 'ng-template' }) export class TemplateDirective { public template: TemplateRef<unknown>; constructor(private readonly templateRef: TemplateRef<unknown>) { this.template = this.templateRef; } } |