Method _setRole

src/cdk/menu/menu-trigger.ts:368–374

Sets the role attribute for this trigger if needed.

()

  /** Sets the role attribute for this trigger if needed. */
  private _setRole() {
    // If this trigger is part of another menu, the cdkMenuItem directive will handle setting the
    // role, otherwise this is a standalone trigger, and we should ensure it has role="button".
    if (!this._parentMenu) {
      this._elementRef.nativeElement.setAttribute('role', 'button');
    }
  }

  /** Sets thte `type` attribute of the trigger. */
  private _setType() {