TClassTable
class description - source file - inheritance tree
private:
TClassTable()
static ClassRec_t* FindElement(const char* cname, Bool_t insert = kFALSE)
static void SortTable()
public:
TClassTable(const TClassTable&)
virtual ~TClassTable()
static void Add(const char* cname, Version_t id, const type_info& info, VoidFuncPtr_t dict, Int_t pragmabits)
static TClass* Class()
int Classes()
static VoidFuncPtr_t GetDict(const char* cname)
static VoidFuncPtr_t GetDict(const type_info& info)
static Version_t GetID(const char* cname)
static Int_t GetPragmaBits(const char* name)
static void Init()
virtual TClass* IsA() const
static char* Next()
virtual void Print(const Option_t* option) const
static void PrintTable()
static void Remove(const char* cname)
virtual void ShowMembers(TMemberInspector& insp, char* parent)
virtual void Streamer(TBuffer& b)
void StreamerNVirtual(TBuffer& b)
static void Terminate()
private:
static ClassRec_t** fgTable
static ClassRec_t** fgSortedTable
static ROOT::TMapTypeToClassRec* fgIdMap
static int fgSize
static int fgTally
static Bool_t fgSorted
static int fgCursor
public:
static const enum TClassTable:: kNoStreamer
static const enum TClassTable:: kNoInputOperator
static const enum TClassTable:: kAutoStreamer
This class registers for all classes their name, id and dictionary
function in a hash table. Classes are automatically added by the
ctor of a special init class when a global of this init class is
initialized when the program starts (see the ClassImp macro).
TClassTable()
TClassTable is a singleton (i.e. only one can exist per application).
~TClassTable()
TClassTable singleton is deleted in Terminate().
void Print(Option_t *option) const
Print the class table. Before printing the table is sorted
alphabetically. Only classes specified in option are listed.
default is to list all classes.
Standard wilcarding notation supported.
int Classes()
______________________________________________________________________________
void Init()
void Add(const char *cname, Version_t id, const type_info &info,
VoidFuncPtr_t dict, Int_t pragmabits)
Add a class to the class table (this is a static function).
void Remove(const char *cname)
Remove a class from the class table. This happens when a shared library
is unloaded (i.e. the dtor's of the global init objects are called).
ClassRec_t* FindElement(const char *cname, Bool_t insert)
Find a class by name in the class table (using hash of name). Returns
0 if the class is not in the table. Unless arguments insert is true in
which case a new entry is created and returned.
Version_t GetID(const char *cname)
Returns the ID of a class.
Int_t GetPragmaBits(const char *cname)
Returns the pragma bits as specified in the LinkDef.h file.
VoidFuncPtr_t GetDict(const char *cname)
Given the class name returns the Dictionary() function of a class
(uses hash of name).
VoidFuncPtr_t GetDict(const type_info& info)
Given the type_info returns the Dictionary() function of a class
(uses hash of type_info::name()).
char* Next()
Returns next class from sorted class table.
void PrintTable()
Print the class table. Before printing the table is sorted
alphabetically.
void SortTable()
Sort the class table by ascending class ID's.
void Terminate()
Deletes the class table (this static class function calls the dtor).
Inline Functions
TClass* Class()
TClass* IsA() const
void ShowMembers(TMemberInspector& insp, char* parent)
void Streamer(TBuffer& b)
void StreamerNVirtual(TBuffer& b)
TClassTable TClassTable(const TClassTable&)
Author: Fons Rademakers 11/08/95
Last update: root/cont:$Name: $:$Id: TClassTable.cxx,v 1.21 2003/05/15 11:02:18 brun Exp $
Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *
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