Craft\FormBuilder2_TemplateController::actionEditTemplate PHP Method

    public function actionEditTemplate(array $variables = array())
    {
        $variables['brandNewTemplate'] = false;
        $variables['templateLayouts'] = craft()->formBuilder2_template->getTemplateFiles();
        if (!empty($variables['templateId'])) {
            if (empty($variables['template'])) {
                $variables['template'] = craft()->formBuilder2_template->getTemplateById($variables['templateId']);
                if (!$variables['template']) {
                    throw new HttpException(404, Craft::t('No templates exist.'));
                }
            }
            $variables['title'] = $variables['template']->name;
        } else {
            if (empty($variables['template'])) {
                $variables['template'] = new FormBuilder2_TemplateModel();
                $variables['brandNewTemplate'] = true;
            }
            $variables['title'] = Craft::t('Create a new template');
        }
        $this->renderTemplate('formbuilder2/templates/_edit', $variables);
    }