/**
* Builds the Button object.
*
* @param mixed $content Button's content.
* @param mixed $options Button's options.
* @return ContentTag instance of ContentTag object representing an Html Button.
*/
private function build_button($content = null, $options = [])
{
$this->append_class($options, $this->btn_class($options));
$button = new ContentTag('button', $content, $options);
if (Base::get_justified_button_group()) {
$button = new ContentTag('div', $button, ['class' => 'btn-group', 'role' => 'group']);
}
return $button;
}
