Method componentWillLoad

core/src/components/button/button.tsx:219–224

()

  }

  componentWillLoad() {
    this.inToolbar = !!this.el.closest('ion-buttons');
    this.inListHeader = !!this.el.closest('ion-list-header');
    this.inItem = !!this.el.closest('ion-item') || !!this.el.closest('ion-item-divider');
    this.inheritedAttributes = inheritAriaAttributes(this.el);
  }

  private get hasIconOnly() {
    return !!this.el.querySelector('[slot="icon-only"]');