--- a/ui/ui/toolkit.h	Wed Apr 02 13:21:11 2014 +0200
+++ b/ui/ui/toolkit.h	Wed Apr 02 20:31:47 2014 +0200
@@ -195,8 +195,9 @@
 int ui_getint(UiObject *obj, char *name);
 
     
-    
-    
+void ui_set_group(UiContext *ctx, int group);
+void ui_unset_group(UiContext *ctx, int group);
+int* ui_active_groups(UiContext *ctx, int *ngroups);
     
 // types
 UiObserver* ui_observer_new(ui_callback f, void *data);