public function __construct($controller, $name, DataObjectInterface $object)
{
$this->object = $object;
$fields = $object->getFrontEndFields(array(get_class($object) => $object));
$fields->push(new HiddenField("ID", "ID"));
$actions = new FieldList(new FormAction("save", "Save " . $object->i18n_singular_name()));
parent::__construct($controller, $name, $fields, $actions);
$object->extend('updateEditComponentForm', $this);
if ($this->object->isInDB()) {
$this->loadDataFrom($this->object);
}
//all fields are required
if (!$this->validator) {
$this->setValidator(new RequiredFields(array_keys($fields->saveableFields())));
}
}