public static function addSettingsFormFields(QuickForm $form)
 {
     Util::addDbResourceFormElement($form, 'resource');
     $form->addElement('textarea', 'query', array('label' => 'DB Query', 'required' => true, 'rows' => 15));
     return $form;
 }
 public static function addSettingsFormFields(QuickForm $form)
 {
     Util::addDbResourceFormElement($form, 'resource');
     $form->addElement('textarea', 'query', array('label' => 'DB Query', 'description' => 'This query should return exactly two columns, value and label', 'required' => true, 'rows' => 10));
     return $form;
 }