Answers for "viewchild angular syntax"

2

viewchild angular syntax

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      import {AfterViewInit, Component, Directive, ViewChild} from '@angular/core';

@Directive({selector: 'child-directive'})
class ChildDirective {
}

@Component({selector: 'someCmp', templateUrl: 'someCmp.html'})
class SomeCmp implements AfterViewInit {
  @ViewChild(ChildDirective) child!: ChildDirective;

  ngAfterViewInit() {
    // child is set
  }
}
Posted by: Guest on June-12-2021
1

view child in angular

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      import {Component, Directive, Input, ViewChild} from '@angular/core';

@Directive({selector: 'pane'})
export class Pane {
  @Input() id!: string;
}

@Component({
  selector: 'example-app',
  template: `
    <pane id="1" *ngIf="shouldShow"></pane>
    <pane id="2" *ngIf="!shouldShow"></pane>

    <button (click)="toggle()">Toggle</button>

    <div>Selected: {{selectedPane}}</div>
  `,
})
export class ViewChildComp {
  @ViewChild(Pane)
  set pane(v: Pane) {
    setTimeout(() => {
      this.selectedPane = v.id;
    }, 0);
  }
  selectedPane: string = '';
  shouldShow = true;
  toggle() {
    this.shouldShow = !this.shouldShow;
  }
}
Posted by: Guest on May-09-2021

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