TheNMIBaseControl..::..NUITags Property
   If one of the NUItags is recognized, the corresponding control will get a "OnNUITag" call and can then handed the tag. It can then decide what else to do with the command
   
                
    Namespace: 
   nsCDEngine.Engines.NMIServiceAssembly: C-DEngine (in C-DEngine.dll)