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/*
* This file is part of the KDE libraries
* Copyright (C) 2003 Apple Computer, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#ifndef _KJS_PROPERTY_MAP_H_
#define _KJS_PROPERTY_MAP_H_
#include "identifier.h"
namespace KJS {
class Object;
class ReferenceList;
class ValueImp;
class SavedProperty;
struct PropertyMapHashTable;
/**
* Saved Properties
*/
class SavedProperties {
friend class PropertyMap;
public:
SavedProperties();
~SavedProperties();
private:
int _count;
SavedProperty *_properties;
SavedProperties(const SavedProperties&);
SavedProperties& operator=(const SavedProperties&);
};
/**
* A hashtable entry for the @ref PropertyMap.
*/
struct PropertyMapHashTableEntry
{
PropertyMapHashTableEntry() : key(0) { }
UString::Rep *key;
ValueImp *value;
int attributes;
};
/**
* Javascript Property Map.
*/
class KJS_EXPORT PropertyMap {
public:
PropertyMap();
~PropertyMap();
void clear();
void put(const Identifier &name, ValueImp *value, int attributes);
void remove(const Identifier &name);
ValueImp *get(const Identifier &name) const;
ValueImp *get(const Identifier &name, int &attributes) const;
void mark() const;
void addEnumerablesToReferenceList(ReferenceList &, const Object &) const;
void addSparseArrayPropertiesToReferenceList(ReferenceList &, const Object &) const;
void save(SavedProperties &) const;
void restore(const SavedProperties &p);
private:
int hash(const UString::Rep *) const;
static bool keysMatch(const UString::Rep *, const UString::Rep *);
void expand();
void insert(UString::Rep *, ValueImp *value, int attributes);
void checkConsistency();
typedef PropertyMapHashTableEntry Entry;
typedef PropertyMapHashTable Table;
Table *_table;
Entry _singleEntry;
};
} // namespace
#endif // _KJS_PROPERTY_MAP_H_
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