reference.h

00001 // -*- c-basic-offset: 2 -*-
00002 /*
00003  *  This file is part of the KDE libraries
00004  *  Copyright (C) 2003 Apple Computer, Inc
00005  *
00006  *  This library is free software; you can redistribute it and/or
00007  *  modify it under the terms of the GNU Library General Public
00008  *  License as published by the Free Software Foundation; either
00009  *  version 2 of the License, or (at your option) any later version.
00010  *
00011  *  This library is distributed in the hope that it will be useful,
00012  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014  *  Library General Public License for more details.
00015  *
00016  *  You should have received a copy of the GNU Library General Public License
00017  *  along with this library; see the file COPYING.LIB.  If not, write to
00018  *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00019  *  Boston, MA 02110-1301, USA.
00020  *
00021  */
00022 
00023 #ifndef _KJS_REFERENCE_H_
00024 #define _KJS_REFERENCE_H_
00025 
00026 #include "identifier.h"
00027 #include "value.h"
00028 
00029 namespace KJS {
00030 
00031 // delme
00035   class KJS_EXPORT Reference : public Value {
00036 // fixme
00037 /*   class Reference : private Value { */
00038     friend class ReferenceList;
00039     friend class ReferenceListIterator;
00040   public:
00041     Reference(const Object& b, const Identifier& p);
00042     Reference(const Object& b, unsigned p);
00043     Reference(ObjectImp *b, const Identifier& p);
00044     Reference(ObjectImp *b, unsigned p);
00045     Reference(const Null& b, const Identifier& p);
00046     Reference(const Null& b, unsigned p);
00047     static Reference makeValueReference(const Value& v);
00048     
00055     Value getBase(ExecState *exec) const;
00056 
00061     Identifier getPropertyName(ExecState *exec) const;
00062 
00067     Value getValue(ExecState *exec) const;
00068 
00073     void putValue(ExecState *exec, const Value &w);
00074     bool deleteValue(ExecState *exec);
00075 
00076     bool isMutable();
00077 
00078   private:
00079     Reference();
00080 
00081     Value base;
00082     unsigned propertyNameAsNumber;
00083     bool baseIsValue;
00084     bool propertyNameIsNumber;
00085     mutable Identifier prop;
00086   };
00087 }
00088 
00089 #endif
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