/**
* Get form elements as array from specified container element recursively
*
* @param HtmlElement $container
* @return array
*/
protected function _getFormElements(HtmlElement $container)
{
$ret = array();
foreach ($container->getNodes() as $elem) {
if ($elem instanceof FormElement) {
$ret[] = $elem;
} else {
if ($elem instanceof FormLayoutAbstract) {
$ret = array_merge($ret, $elem->getFormElements());
} else {
if ($elem instanceof HtmlElement) {
$ret = array_merge($ret, $this->_getFormElements($elem));
}
}
}
}
return $ret;
}
/**
* Search and get FormElement instances under specified element
*
* @param HtmlElement $element
* @return array
*/
protected function _searchFormElement(HtmlElement $element)
{
$formElems = array();
$elems = $element->getNodes();
foreach ($elems as $elem) {
if ($elem instanceof FormElement) {
$formElems[] = $elem;
} else {
if ($elem instanceof HtmlElement) {
$result = $this->_searchFormElement($elem);
$formElems = array_merge($formElems, $result);
}
}
}
return $formElems;
}
