Jiri Masik wrote: > > I have written an interface to the pdflib library. While Root is not > necessary for its function I'd like to extend it by some features if > Root is available on a given system. So I have the following lines > > class PDFSet > #ifdef HAVE_ROOT > : public TObject > #endif > { > > public: > PDFSet(); //keep the currently set PDF > PDFSet(Int_t Type, Int_t Group, Int_t Set); //set PDF > > ~PDFSet(); > private: > UShort_t fType; // PDF type > UShort_t fGroup; // PDF group > UShort_t fSet; // PDF set > > #ifdef HAVE_ROOT > ClassDef(PDFSet,1) > #endif > }; > > It probably fails due to the limitation on the position of the > ClassDef macro which has to be on the last line before };. Although I think I remember it's stated that way somewhere this is not entirely true. I guess it's just an advice to avoid unnecessary hassle ;-) > If it is > surrounded by #ifdef/#endif there is an unresolved reference > PDFSet::ShowMembers(TMemberInspector&, char*) whenever I attempt to > load the library into Root. Is there a way around this? Do you have the corresponding ClassImp in the .C file? Cheers, Ingo -- "What're quantum mechanics?" "I don't know. People who repair quantums I suppose." --Rincewind, Terry Pratchett "Eric"
This archive was generated by hypermail 2b29 : Thu Jan 01 2004 - 17:50:16 MET