+ /**
+ * Allows overwriting the computed width of the gallerybox <li> with a string,
+ * like '100%'.
+ *
+ * Generally is the width of the image, plus padding on image
+ * plus padding on gallerybox.
+ *
+ * @note Important: parameter will be false if no thumb used.
+ * @param MediaTransformOutput|bool $thumb MediaTransformObject object or false.
+ * @return bool|string Ignored if false.
+ */
+ protected function getGBWidthOverwrite( $thumb ) {
+ return false;
+ }
+