1.1 --- a/src/lemon/clearable_graph_extender.h	Wed Nov 10 21:59:59 2004 +0000
     1.2 +++ b/src/lemon/clearable_graph_extender.h	Thu Nov 11 09:31:55 2004 +0000
     1.3 @@ -14,10 +14,12 @@
     1.4  
     1.5      typedef ClearableGraphExtender Graph;
     1.6      typedef _Base Parent;
     1.7 +    typedef typename Parent::Node Node;
     1.8 +    typedef typename Parent::Edge Edge;
     1.9  
    1.10      void clear() {
    1.11 -      Parent::getNodeObserverRegistry().clear();
    1.12 -      Parent::getEdgeObserverRegistry().clear();
    1.13 +      Parent::getObserverRegistry(Node()).clear();
    1.14 +      Parent::getObserverRegistry(Edge()).clear();
    1.15        Parent::clear();
    1.16      }
    1.17