/**
* @brief Gets the list of meta values that is associated with the valuelist
* for a particular field. The idea is that the options in a valuelist
* can be categorized into classes. This returns those classes.
* @param Dataface_Record &$record The record that is being edited.
*
* @param array &$field The config array for the field being edited.
*
* @returns array The associative array of classes [key => class]
*/
public static function getVocabularyClasses($record, &$field)
{
$res = Dataface_FormTool::_getVocabAndClasses($record, $field);
return $res['options__classes'];
}
