12 map<Int_t,TString>::iterator
iter;
15 HGeantMedia(
const Char_t* name =
"GeantMedia",
const Char_t* title =
"List of Geant media") {}
18 void addMedium(Int_t,
const Char_t*);
19 TString getMediumName(Int_t
id);
20 Int_t getMediumId(
const TString&);