diff -r b1be10a9a2b6 -r bf355fd6563e mapstorage.cc
--- a/mapstorage.cc	Thu Jan 05 01:54:24 2006 +0000
+++ b/mapstorage.cc	Thu Jan 05 12:30:09 2006 +0000
@@ -58,6 +58,9 @@
       nodemap_storage[name]=nodemap;
       // set the maps default value
       nodemap_default[name] = default_value;
+
+      //announce changement in maps
+      signal_node_map.emit(name);
       return 0;
     }
   return 1;
@@ -126,6 +129,9 @@
       edgemap_storage[name]=edgemap;
       // set the maps default value
       edgemap_default[name] = default_value;
+
+      //announce changement in maps
+      signal_edge_map.emit(name);
       return 0;
     }
   return 1;