Method constructor

src/aria/combobox/combobox.ts:125–142

()

  });

  constructor() {
    super();

    afterRenderEffect({write: () => this._pattern.keyboardEventRelayEffect()});
    afterRenderEffect(() => this._pattern.closePopupOnBlurEffect());
    afterRenderEffect(() => {
      this.contentVisible.set(this._pattern.isExpanded());
    });

    if (this._pattern.isEditable()) {
      afterRenderEffect(() => {
        this._renderer.setProperty(this.element, 'value', this.value());
      });
      afterRenderEffect(() => {
        this._pattern.highlightEffect();
      });
    }
  }

  ngOnInit() {
    if (this.alwaysExpanded()) {