wclass.cpp

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C++ 代码 · 共 76 行

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*
*                            Open Watcom Project
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*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
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*    This file contains Original Code and/or Modifications of Original
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#include "wobject.hpp"
#include "wvlist.hpp"
#include "wstring.hpp"
#include "wobjfile.hpp"

class WClassList : public WVList
{
    public:
        WClassList() {}
        ~WClassList() { deleteContents() ; }
};

class WClassMapItem: public WObject
{
        public:
                WEXPORT WClassMapItem( const char* name, ctor ctor, int csize ) : _name(name), _ctor(ctor), _csize(csize) {}
                WEXPORT ~WClassMapItem() {}
                virtual bool WEXPORT isEqual( const WObject* obj ) const;
                const char*     _name;
                ctor            _ctor;
                int             _csize;
};

bool WEXPORT WClassMapItem::isEqual( const WObject* obj ) const
{
        return streq( _name, ((WClassMapItem*)obj)->_name );
}

#pragma initialize before program
static WClassList _classMap;

bool WEXPORT WClass::addClass( const char* name, ctor ctor, int csize )
{
        _classMap.add( new WClassMapItem( name, ctor, csize ) );
        return TRUE;
}

WObject* WClass::createObject( const char* name, WObjectFile& p )
{
        WClassMapItem t( name, NULL, 0 );
        WClassMapItem* m = (WClassMapItem*)_classMap.find( &t );
        return (*m->_ctor)( p );
}