/**
* Register the field with FormHandler
*
* @param FormHandler $form
* @param string|null $caption
* @param string|null $name
* @param mixed $validator
* @return static Instance of
*/
public static function set(FormHandler $form, $caption = null, $name = null)
{
$class = get_called_class();
$processed_name = empty($name) ? $form->getNewButtonName() : $name;
// create the field
$fld = new $class($form, $processed_name);
$fld->setCaption($caption);
// register the field
$form->registerField($processed_name, $fld);
return $fld;
}