protected function define_fields()
{
$this->name = new TextField(pjango_gettext('Name'), 35, 255, array('validate_required'));
$this->codename = new TextField(pjango_gettext('Code Name'), 35, 255, array('validate_required'));
$contentTypeChoices = \ContentType::findAllAsChoice();
$this->content_type_id = new DropDownField('Content Type', $contentTypeChoices);
}
