/**
 * ActionButton constructor.
 *
 * @param   array  $options  The options for all buttons in this group.
 *
 * @since   4.0.0
 */
public function __construct(array $options = [])
{
    parent::__construct($options);
    $this->unknownState['icon'] = 'shuffle';
    $this->unknownState['title'] = $options['title'] ?? Text::_('JLIB_HTML_UNKNOWN_STATE');
    $this->unknownState['tip_content'] = $options['tip_content'] ?? $this->unknownState['title'];
}