kdelibs/kjs/array_instance.h
2014-11-13 01:04:59 +02:00

88 lines
3.4 KiB
C++

// -*- c-basic-offset: 2 -*-
/*
* This file is part of the KDE libraries
* Copyright (C) 1999-2000 Harri Porten (porten@kde.org)
* Copyright (C) 2003, 2007 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifndef ARRAY_INSTANCE_H
#define ARRAY_INSTANCE_H
#include "object.h"
namespace KJS {
struct ArrayStorage;
class KJS_EXPORT ArrayInstance : public JSObject {
public:
ArrayInstance(JSObject* prototype, unsigned initialLength);
ArrayInstance(JSObject* prototype, const List& initialValues);
~ArrayInstance();
virtual bool getOwnPropertySlot(ExecState*, const Identifier& propertyName, PropertySlot&);
virtual bool getOwnPropertySlot(ExecState*, unsigned propertyName, PropertySlot&);
virtual bool getOwnPropertyDescriptor(ExecState*, const Identifier&, PropertyDescriptor&);
virtual void put(ExecState*, const Identifier& propertyName, JSValue*, int attributes = None);
virtual void put(ExecState*, unsigned propertyName, JSValue*, int attributes = None);
virtual bool deleteProperty(ExecState *, const Identifier& propertyName);
virtual bool deleteProperty(ExecState *, unsigned propertyName);
virtual void getOwnPropertyNames(ExecState*, PropertyNameArray&, PropertyMap::PropertyMode mode);
virtual bool defineOwnProperty(ExecState* exec, const Identifier& propertyName, PropertyDescriptor& desc, bool shouldThrow);
virtual void mark();
virtual bool getPropertyAttributes(const Identifier& propertyName, unsigned& attributes) const;
virtual JSValue *getDirect(const Identifier& propertyName) const;
virtual void putDirect(unsigned index, JSValue *value, int attr = 0);
virtual void putDirect(const Identifier &propertyName, JSValue *value, int attr = 0);
virtual void putDirect(const Identifier &propertyName, int value, int attr = 0);
virtual void removeDirect(const Identifier &propertyName);
virtual const ClassInfo* classInfo() const { return &info; }
static const ClassInfo info;
unsigned getLength() const { return m_length; }
JSValue* getItem(unsigned) const;
void sort(ExecState*);
void sort(ExecState*, JSObject* compareFunction);
private:
static JSValue* lengthGetter(ExecState*, JSObject*, const Identifier&, const PropertySlot&);
bool inlineGetOwnPropertySlot(ExecState*, unsigned propertyName, PropertySlot&);
inline struct ArrayEntity* getArrayEntity(unsigned) const;
void setLength(unsigned);
void increaseVectorLength(unsigned newLength);
unsigned compactForSorting();
unsigned m_length;
unsigned m_vectorLength;
ArrayStorage* m_storage;
inline bool anyItemHasAttribute(unsigned attributes) const;
uint32_t m_lengthAttributes;
};
} // namespace KJS
#endif