/**
* Add element to form.
*
* @param AbstractElement $element Element object.
* @param int|null $order Element order.
*
* @return $this
*/
public function add(AbstractElement $element, $order = null)
{
if (!$order) {
$order = $this->_currentOrder++;
}
$element->setContainer($this);
$this->_elements[$order] = $element;
$this->_order[$element->getName()] = $order;
if ($this->getIdentity() !== null) {
$element->setAttribute('name', sprintf('%s[%s]', $this->getIdentity(), $element->getName()));
}
return $this;
}
