Prado\Data\ActiveRecord\Scaffold\InputBuilder\TScaffoldInputCommon::createRequiredValidator PHP Метод

    protected function createRequiredValidator($container, $column, $record)
    {
        $val = new TRequiredFieldValidator();
        $val->setErrorMessage('*');
        $val->setControlCssClass('required-input');
        $val->setCssClass('required');
        $val->setControlToValidate(self::DEFAULT_ID);
        $val->setValidationGroup($this->getParent()->getValidationGroup());
        $val->setDisplay(TValidatorDisplayStyle::Dynamic);
        $container->Controls[] = $val;
        return $val;
    }