protected function deleteForm($action)
{
static $form;
if (!$form) {
$form = new Form();
}
$form->setAction($action)->setSubmit('Delete');
$token = $this->session->generateCsrf();
return $form->render();
}
function __construct($id, $name)
{
parent::__construct();
$this->setAction('?category/save/' . $id)->add('name', $name, '[a-zA-Z]+', 'Name must contains only letters.');
}