/**
  * 
  * @param array $parameters
  * @param array $required
  */
 public function __construct(Bootstrap_Abstract $object, array $parameters = array(), array $required = array())
 {
     $this->_required = $required;
     $this->_object = $object;
     parent::__construct($parameters, ArrayObject::ARRAY_AS_PROPS);
     $this->check();
 }
 /**
  * 
  * @param array $parameters
  * @param array $required
  */
 public function __construct(Bootstrap_Abstract $object, array $attributes = array())
 {
     $this->_object = $object;
     parent::__construct($attributes, ArrayObject::ARRAY_AS_PROPS);
     $this->set('class', array());
 }