public function addTreshold($parameters = array())
 {
     $view = new ui($this);
     $flash = new popupController();
     $model = new directorywatchertresholdModel();
     $tresholds = $model->getfromPath('_default_');
     $cmodel = new dirstatusModel();
     $current = $cmodel->getfromId($parameters['currentid']);
     $current = $current[0];
     if (count($tresholds) == 1) {
         $treshold = $tresholds[0];
         $form = new mygridform($parameters, $parameters['-gridid-'], 'edit');
         $form->addField(new hiddenField('title', $parameters['title']));
         $form->addField(new hiddenField('currentid', $parameters['currentid']));
         $form->addField(new textField('numfiles', 'Aantal bestanden', $treshold->getNumfiles(), array('required', 'numeric')));
         $form->addField(new textField('lastfiletime', 'Laatst aangepast', $treshold->getLastfiletime(), array('required', 'numeric')));
         $form->addField(new textField('oldestfiletime', 'Oudste bestand', $treshold->getOldestfiletime(), array('required', 'numeric')));
         $form->addField(new textField('exists', 'Bestaat', $treshold->getExists(), array('required', 'numeric', 'range:-1<->1')));
         $form->addField(new textField('mail', 'Mail', $treshold->getMail(), array('required', 'numeric', 'range:0<->1')));
         $form->addField(new textField('mailto', 'Mail naar', $treshold->getMailto(), array('required')));
         if ($form->validate()) {
             $newtreshold = new directorywatchertresholdObject();
             $newtreshold->setPath($current->getPath());
             $newtreshold->setNumfiles($form->getFieldvalue('numfiles'));
             $newtreshold->setLastfiletime($form->getFieldvalue('lastfiletime'));
             $newtreshold->setOldestfiletime($form->getFieldvalue('oldestfiletime'));
             $newtreshold->setExists($form->getFieldvalue('exists'));
             $newtreshold->setMail($form->getFieldvalue('mail'));
             $newtreshold->setMailto($form->getFieldvalue('mailto'));
             try {
                 $model->save($newtreshold);
             } catch (Exception $e) {
                 $flash->createflash(array('name' => 'err', 'type' => 'error', 'content' => 'De gegevens werden niet aangepast.'));
                 return false;
             }
             $flash->createflash(array('name' => 'success', 'type' => 'success', 'content' => 'De gegevens zijn goed aangepast.'));
             $this->response->assign('gridextra_' . $parameters['-gridid-'], 'innerHTML', '');
             $grid = new mygrid($parameters['-gridid-']);
             $grid->unregisterRequest('-add-');
             $grid->registerEditrequest('directorywatcher', 'editTreshold', array('title' => 'Treshold aanpassen', 'id' => '{id}'));
             $grid->registerDeleterequest('directorywatcher', 'deleteTreshold', array('title' => 'Treshold verwijderen', 'id' => '{id}', 'currentid' => $current->getId()));
             $grid->setDefaultconditions(array('path' => array('mode' => '=', 'value' => $current->getPath())));
             return true;
         } elseif (!$form->isSent()) {
             $view->assign('form', $form);
             return $view->fetch('directorywatcher_edittreshold.tpl');
         } else {
             return false;
         }
     } else {
         $flash->createflash(array('name' => 'err', 'type' => 'error', 'content' => 'De standaard treshold werd niet gevonden.'));
         return false;
     }
 }