public function listHtml()
 {
     $cache = Ajde_Cache::getInstance();
     $cache->disable();
     if (Ajde::app()->getRequest()->has('edit') || Ajde::app()->getRequest()->has('new')) {
         return $this->editDefault();
     }
     if (Ajde::app()->getRequest()->has('output') && Ajde::app()->getRequest()->get('output') == 'table') {
         Ajde::app()->getDocument()->setLayout(new Ajde_Layout('empty'));
     }
     $crud = $this->getCrudInstance();
     /* @var $crud Ajde_Crud */
     if (!$crud) {
         Ajde::app()->getResponse()->redirectNotFound();
     }
     $session = new Ajde_Session('AC.Crud');
     $session->setModel($crud->getHash(), $crud);
     $viewSession = new Ajde_Session('AC.Crud.View');
     $sessionName = $crud->getSessionName();
     if ($viewSession->has($sessionName)) {
         $crudView = $viewSession->get($sessionName);
     } else {
         $crudView = new Ajde_Collection_View($sessionName, $crud->getOption('list.view', array()));
     }
     $viewParams = Ajde::app()->getRequest()->getParam('view', array());
     $crudView->setOptions($viewParams);
     $viewSession->set($sessionName, $crudView);
     $crud->getCollection()->setView($crudView);
     $view = $crud->getTemplate();
     $view->assign('crud', $crud);
     return $view->render();
 }