#define ClassDef(name, id)
RooDirItem is a utility base class for RooFit objects that are to be attached to ROOT directories.
void appendToDir(TObject *obj, Bool_t forceMemoryResident=kFALSE)
Append object to directory.
void removeFromDir(TObject *obj)
Remove object from directory it was added to.
RooDirItem(const RooDirItem &)
Describe directory structure in memory.
Mother of all ROOT objects.