#ifndef _rooModule_h
#define _rooModule_h

#ifndef _rooMetaObject_h
#include "rooMetaObject.h"
#endif

#ifndef _rooScope_h
#include "rooScope.h"
#endif

////////////////////////////////////////////////////////////////////////////////
class rooModule : public rooMetaObject, public rooScope
{
protected:
   static rooModule*    fgTopLevel; //  top level module
   rooMetaObject*       fMetaObj;   // resolve()
   rooType*             fType;      // resolve_type()
   rooClass*            fClass;     // resolve_class()
   rooModule*           fModule;    // resolve_module()
    
public:
   rooModule();
   rooModule(void* imp) { setImp(imp); }
   virtual ~rooModule();

   static const rooModule &   top_level(ULong_t key = 0);
   rooTypeItr                 defines_types_begin();
   rooTypeItr                 defines_types_end();
   virtual UInt_t             id() const;
   virtual rooMetaObjectItr   defines_begin();
   virtual rooMetaObjectItr   defines_end();
   const rooMetaObject &      resolve(const TString&,
                                      Int_t ver = kooLatestVersion);
   const rooType &                  resolve_type(const TString&);
   const rooType &                  resolve_type(Int_t);
   const rooClass &                 resolve_class(const TString&,
                                      Int_t ver = kooLatestVersion);
   const rooClass &                 resolve_class(Int_t);
   const rooModule &                resolve_module(const TString&);
//   rooProposedClass &   resolve_proposed_class(const TString&) const;
//   proposed_class_iterator  proposed_classes_begin() const;
//   proposed_class_iterator  proposed_classes_end() const;
   virtual rooModuleItr      named_modules_begin();
   virtual rooModuleItr      named_modules_end();
//   rooProposedClass &     propose_new_class(const TString&, Int_t = 0);
//   rooProposedClass &     propose_evolved_class(const TString&,
//                                              Int_t = 0,
//                                              Bool_t = kFALSE); 
//   Bool_t                  delete_proposal(const TString&);
//   Bool_t                  activate_remote_schema_changes(
//                                rooTrans &,
//                                Int_t * = NULL,
//                                Bool_t = kTRUE); 
//   void                    clear_proposals();
   virtual Bool_t             is_module() const;
   virtual Bool_t             is_top_level() const;
   Int_t                      schema_number() const;
   Int_t                      next_type_number() const;
   Int_t                      next_assoc_number() const;
   Bool_t                     set_next_type_number(Int_t);
   Bool_t                     set_next_assoc_number(Int_t);
   static Bool_t              lock_schema(ULong_t);
   static Bool_t              lock_schema(ULong_t, ULong_t);
   static Bool_t              unlock_schema(ULong_t);
//   static rooModule &         add_module(const TString&, UInt_t = 0);
//   static void         (*evolution_message_handler())(const TString&);
//   static void         set_evolution_message_handler(void (*)(const TString&));
   static Bool_t              sanitize(rooTrans &);

ClassDef(rooModule,0)   // corresponds to d_Module
};

#endif // _rooModule_h