/**
* Render select_tree
*
* @param $options
* @param $meta
* @param $field
*
* @return array
*/
static function render_select_tree($options, $meta, $field)
{
$field_class = RW_Meta_Box::get_class_name($field);
$db_fields = call_user_func(array($field_class, 'get_db_fields'), $field);
$walker = new RWMB_Select_Tree_Walker($db_fields, $field, $meta);
$output = $walker->walk($options);
return $output;
}
/**
* Walk options
*
* @param mixed $meta
* @param array $field
* @param mixed $options
* @param mixed $db_fields
*
* @return string
*/
public static function walk($options, $db_fields, $meta, $field)
{
$walker = new RWMB_Select_Tree_Walker($db_fields, $field, $meta);
return $walker->walk($options);
}
