Class.h

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/* /% C++ %/ */
/***********************************************************************
 * cint (C/C++ interpreter)
 ************************************************************************
 * Header file Class.h
 ************************************************************************
 * Description:
 *  Extended Run Time Type Identification API
 ************************************************************************
 * Copyright(c) 1995~1998  Masaharu Goto 
 *
 * For the licensing terms see the file COPYING
 *
 ************************************************************************/


#ifndef G__CLASSINFO_H
#define G__CLASSINFO_H 

#ifndef G__API_H
#include "Api.h"
#endif

namespace Cint {

class G__MethodInfo;
class G__DataMemberInfo;
class G__FriendInfo;

/*********************************************************************
* class G__ClassInfo
*
* 
*********************************************************************/
class 
#ifndef __CINT__
G__EXPORT
#endif
G__ClassInfo {
 public:
  virtual ~G__ClassInfo() {}
  G__ClassInfo(): tagnum(0), class_property(0) { Init(); }
  void Init();
  G__ClassInfo(const char *classname): tagnum(0), class_property(0){ Init(classname); } 
  void Init(const char *classname);
  G__ClassInfo(const G__value &value_for_type);
  G__ClassInfo(int tagnumin): tagnum(0), class_property(0) { Init(tagnumin); } 
  void Init(int tagnumin);

  int operator==(const G__ClassInfo& a);
  int operator!=(const G__ClassInfo& a);

  const char *Name() ;
  const char *Fullname();
  const char *Title() ;
  int Size() ; 
  long Property();
  int NDataMembers();
  int NMethods();
  long IsBase(const char *classname);
  long IsBase(G__ClassInfo& a);
  void* DynamicCast(G__ClassInfo& to, void* obj);
  long Tagnum() const { return(tagnum); }
  G__ClassInfo EnclosingClass() ;
  G__ClassInfo EnclosingSpace() ;
  struct G__friendtag* GetFriendInfo(); 
  void SetGlobalcomp(int globalcomp);
  void SetProtectedAccess(int protectedaccess);
#ifdef G__OLDIMPLEMENTATION1218_YET
  int IsValid() { return 0<=tagnum && tagnum<G__struct.alltag ? 1 : 0; }
#else
  int IsValid();
#endif
  int IsLoaded();
  int SetFilePos(const char *fname);
  int Next();
  int Linkage();

  const char *FileName() ;
  int LineNumber() ;

  int IsTmplt();
  const char* TmpltName();
  const char* TmpltArg();
  

 protected:
  long tagnum;  // class,struct,union,enum key for cint dictionary
  long class_property;  // cache value (expensive to get)

 ///////////////////////////////////////////////////////////////
 // Following things have to be added for ROOT
 ///////////////////////////////////////////////////////////////
 public:
  void SetDefFile(char *deffilein);
  void SetDefLine(int deflinein);
  void SetImpFile(char *impfilein);
  void SetImpLine(int implinein);
  void SetVersion(int versionin);
  const char *DefFile();
  int DefLine();
  const char *ImpFile();
  int ImpLine();
  int Version();
  void *New();
  void *New(int n);
  void *New(void *arena);
  void *New(int n, void* arena);
  void Delete(void* p) const ;
  void Destruct(void* p) const ;
  void DeleteArray(void* ary, int dtorOnly = 0);
  int InstanceCount(); 
  void ResetInstanceCount();
  void IncInstanceCount();
  int HeapInstanceCount();
  void IncHeapInstanceCount();
  void ResetHeapInstanceCount();
  int RootFlag();
  //void SetDefaultConstructor(void* p2f);
  enum MatchMode { ExactMatch=0, ConversionMatch=1, ConversionMatchBytecode=2};
  enum InheritanceMode { InThisScope=0, WithInheritance=1 };
  G__InterfaceMethod GetInterfaceMethod(const char *fname,const char *arg
                                        ,long* poffset
                                        ,MatchMode mode=ConversionMatch
                                        ,InheritanceMode imode=WithInheritance
                                        );
  G__MethodInfo GetMethod(const char *fname,const char *arg,long* poffset
                          ,MatchMode mode=ConversionMatch
                          ,InheritanceMode imode=WithInheritance
                          );
  G__MethodInfo GetMethod(const char *fname,struct G__param* libp,long* poffset
                          ,MatchMode mode=ConversionMatch
                          ,InheritanceMode imode=WithInheritance
                          );
  G__MethodInfo GetDefaultConstructor();
  G__MethodInfo GetCopyConstructor();
  G__MethodInfo GetDestructor();
  G__MethodInfo GetAssignOperator();
  G__MethodInfo AddMethod(const char* typenam,const char* fname,const char *arg
                          ,int isstatic=0,int isvirtual=0,void *methodAddress=0);
  G__DataMemberInfo GetDataMember(const char *name,long* poffset);
  int HasMethod(const char *fname);
  int HasDataMember(const char *name);
  int HasDefaultConstructor();

 private:
  void CheckValidRootInfo();


 public:
  long ClassProperty();
  unsigned char FuncFlag(); 
  static int GetNumClasses();

};


/*********************************************************************
* class G__FriendInfo
*
* 
*********************************************************************/
class 
#ifndef __CINT__
G__EXPORT
#endif
G__FriendInfo {
 public:
  G__FriendInfo(struct G__friendtag *pin=0): pfriendtag(NULL), cls()
    { Init(pin); }
  G__FriendInfo(const G__FriendInfo& x): pfriendtag(x.pfriendtag), cls(x.cls) 
    { Init(x.pfriendtag); }
  G__FriendInfo& operator=(const G__FriendInfo& x) 
    { Init(x.pfriendtag); return *this; }
  void Init(struct G__friendtag* pin) {
    pfriendtag = pin;
    if(pfriendtag) cls.Init(pfriendtag->tagnum); 
    else           cls.Init(-1);
  }
  G__ClassInfo* FriendOf() { return(&cls); }
  int Next() { 
    if(pfriendtag) {
      pfriendtag=pfriendtag->next; 
      Init(pfriendtag);
      return(IsValid());
    }
    else {
      return(0);
    }
  }
  int IsValid() { if(pfriendtag) return(1); else return(0); }
 private:
  G__friendtag *pfriendtag;
  G__ClassInfo cls;
};

} // namespace Cint

using namespace Cint;
#endif

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