92 lines
1.9 KiB
C++
92 lines
1.9 KiB
C++
//+-------------------------------------------------------------------------
|
|
//
|
|
// Microsoft Windows
|
|
//
|
|
// Copyright (C) Microsoft Corporation, 1997 - 1997
|
|
//
|
|
// File: symt.h
|
|
//
|
|
//--------------------------------------------------------------------------
|
|
|
|
//
|
|
// SYMTMBN.H: Symbol and symbol table handling declarations
|
|
//
|
|
|
|
#ifndef _SYMT_H_
|
|
#define _SYMT_H_
|
|
|
|
#include "zstrt.h"
|
|
|
|
////////////////////////////////////////////////////////////////////
|
|
// template TMPSYMTBL: a symbol table
|
|
//
|
|
// Names ares ZSREFs based upon strings interned into
|
|
// the internal string table using "intern()".
|
|
//
|
|
// Objects are smart pointers which destroy themselves
|
|
// when assigned to or upon destruction of the symbol table.
|
|
//
|
|
// Public functions:
|
|
//
|
|
// add(): adds an association between an OBJ * and
|
|
// its name string
|
|
// find(): returns an OBJ * or NULL
|
|
// intern(): registers a string in the symbol table's
|
|
// string table.
|
|
////////////////////////////////////////////////////////////////////
|
|
|
|
class GOBJMBN;
|
|
|
|
template<class OBJ>
|
|
class TMPSYMTBL :
|
|
public map<ZSREF, REFPOBJ<OBJ>, less<ZSREF> >
|
|
{
|
|
typedef REFPOBJ<GOBJMBN> ROBJ;
|
|
typedef map<ZSREF, REFPOBJ<OBJ>, less<ZSREF> > TSYMMAP;
|
|
public:
|
|
TMPSYMTBL () {};
|
|
~ TMPSYMTBL ()
|
|
{
|
|
clear();
|
|
};
|
|
|
|
void add ( SZC szc, OBJ * pobj )
|
|
{
|
|
ZSREF zsr = _stszstr.Zsref(szc);
|
|
(*this)[zsr] = pobj;
|
|
pobj->SetName(zsr);
|
|
}
|
|
|
|
OBJ * find ( SZC szc )
|
|
{
|
|
iterator it = TSYMMAP::find(_stszstr.Zsref(szc));
|
|
|
|
return it == end()
|
|
? NULL
|
|
: (*it).second.Pobj();
|
|
}
|
|
|
|
ZSREF intern ( SZC szc )
|
|
{
|
|
return _stszstr.Zsref(szc);
|
|
}
|
|
|
|
bool remove ( SZC szc )
|
|
{
|
|
iterator it = TSYMMAP::find(_stszstr.Zsref(szc));
|
|
if ( it != end() )
|
|
{
|
|
erase(it);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
protected:
|
|
// The ensemble of strings
|
|
STZSTR _stszstr;
|
|
|
|
HIDE_UNSAFE(TMPSYMTBL);
|
|
};
|
|
|
|
#endif |