20 #ifndef SERVUS_LISTENER_H 
   21 #define SERVUS_LISTENER_H 
   43     virtual void instanceAdded( 
const std::string& instance ) = 0;
 
   57 #endif // SERVUS_LISTENER_H 
virtual void instanceRemoved(const std::string &instance)=0
Called after an instance was removed from the list of discovered instances. 
virtual void instanceAdded(const std::string &instance)=0
Called after a new instance was added after being discovered. 
A listener interface which can be implemented to listen on changes of a Servus instance.