diff -r 012418e7dc90 -r bcf880b29bc3 ui/ui/toolkit.h
--- a/ui/ui/toolkit.h	Thu Apr 03 11:12:22 2014 +0200
+++ b/ui/ui/toolkit.h	Thu Apr 03 14:16:41 2014 +0200
@@ -55,6 +55,8 @@
 extern "C" {
 #endif
 
+#define UI_GROUP_SELECTION     20000
+    
 /* public types */
 typedef struct UiObject   UiObject;
 typedef struct UiEvent    UiEvent;