public function editTemplate()
    {
        $this->defaultData();

        $clazz = $this->getCurrentClass();
        $delivery = $this->getCurrentInstance();

        $formContainer = new DeliveryForm($clazz, $delivery);
        $myForm = $formContainer->getForm();

        $myForm->evaluate();

        if ($myForm->isSubmited()) {
            if ($myForm->isValid()) {
                $propertyValues = $myForm->getValues();

                // then save the property values as usual
                $binder = new tao_models_classes_dataBinding_GenerisFormDataBinder($delivery);
                $delivery = $binder->bind($propertyValues);

                // edit process label:
                $this->getClassService()->onChangeLabel($delivery);

                $this->setData("selectNode", tao_helpers_Uri::encode($delivery->getUri()));
                $this->setData('message', __('Delivery saved'));
                $this->setData('reload', true);
            }
        }

        $this->setData('contentForm', $this->getContentForm());

        $this->setData('uri', tao_helpers_Uri::encode($delivery->getUri()));
        $this->setData('classUri', tao_helpers_Uri::encode($clazz->getUri()));

        $this->setData('hasContent', !is_null($this->getClassService()->getContent($delivery)));

        $this->setData('formTitle', __('Delivery properties'));
        $this->setData('myForm', $myForm->render());

        if ($this->getServiceLocator()->get(\common_ext_ExtensionsManager::SERVICE_ID)->isEnabled('taoCampaign')) {
            $this->setData('campaign', \taoCampaign_helpers_Campaign::renderCampaignTree($delivery));
        }
        $this->setView('DeliveryTemplate/editDelivery.tpl');
    }