private function renderCSS() { $css_files = array(); $css_files[] = CSS_FILE; // Admin modules JS $filenames = $this->modulesManager->requiredCSSFiles; if (count($filenames)) { foreach ($filenames as $filename) { $css_files[] = $filename; } } // pre render all if (count($css_files)) { foreach ($css_files as $filename) { G::addToRender(RenderUtils::renderCSSLink($filename), BLOCK_HEAD); } } }