style_plugin->options; {% if configurable %} // Fetch wrapper classes from handler options. if ($options['wrapper_class']) { $variables['attributes']['class'] = explode(' ', $options['wrapper_class']); } {% endif %} $variables['default_row_class'] = $options['default_row_class']; foreach ($variables['rows'] as $id => $row) { $variables['rows'][$id] = [ 'content' => $row, 'attributes' => new Attribute(), ]; if ($row_class = $view->style_plugin->getRowClass($id)) { $variables['rows'][$id]['attributes']->addClass($row_class); } } }