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