Index: trunk/src/org/openstreetmap/josm/gui/mappaint/mapcss/ExpressionFactory.java =================================================================== --- trunk/src/org/openstreetmap/josm/gui/mappaint/mapcss/ExpressionFactory.java (revision 13093) +++ trunk/src/org/openstreetmap/josm/gui/mappaint/mapcss/ExpressionFactory.java (revision 13094) @@ -508,4 +508,16 @@ /** + * Returns the OSM id of the object's parent. + *
+ * Parent must be matched by parent selector. + * @param env the environment + * @return the OSM id of the object's parent, if available, or {@code null} + * @see OsmPrimitive#getUniqueId() + */ + public static long parent_osm_id(final Environment env) { // NO_UCD (unused code) + return env.parent == null ? null : env.parent.getUniqueId(); + } + + /** * Determines whether the object has a tag with the given key. * @param env the environment