/*

 * Copyright (C) 2004 Apple Computer, Inc.  All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY

 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR

 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 

 */

#ifndef DeprecatedValueList_h

#define DeprecatedValueList_h

#include "DeprecatedValueListImpl.h"

namespace WebCore {

template <class T> class DeprecatedValueList;

template <class T> class DeprecatedValueListConstIterator;

template<class T> class DeprecatedValueListNode : private DeprecatedValueListImplNode {

public:

    DeprecatedValueListNode(const T &val) : value(val) { }

    T value;

    friend class DeprecatedValueList<T>;

};

template<class T> class DeprecatedValueListIterator {

public: 

    DeprecatedValueListIterator() { }

    T& operator*() const { return ((DeprecatedValueListNode<T> *)impl.node())->value; } 

    DeprecatedValueListIterator &operator++() { ++impl; return *this; }    

    DeprecatedValueListIterator &operator--() { --impl; return *this; }

    DeprecatedValueListIterator operator++(int) { return impl++; }

    bool operator==(const DeprecatedValueListIterator &other) { return impl == other.impl; }

    bool operator!=(const DeprecatedValueListIterator &other) { return impl != other.impl; }

private:

    DeprecatedValueListIterator(const DeprecatedValueListImplIterator &pImp) : impl(pImp) { }

    DeprecatedValueListImplIterator impl;

    friend class DeprecatedValueList<T>;

    friend class DeprecatedValueListConstIterator<T>;

};

template<class T> class DeprecatedValueListConstIterator {

public:

    DeprecatedValueListConstIterator() { }

    DeprecatedValueListConstIterator(const DeprecatedValueListIterator<T> &it) : impl(it.impl) { }

    const T& operator*() const { return ((const DeprecatedValueListNode<T> *)impl.node())->value; }

    DeprecatedValueListConstIterator &operator++() { ++impl; return *this; }

    DeprecatedValueListConstIterator &operator--() { --impl; return *this; }

    DeprecatedValueListConstIterator operator++(int) { return impl++; }

    bool operator==(const DeprecatedValueListConstIterator &other) { return impl == other.impl; }

    bool operator!=(const DeprecatedValueListConstIterator &other) { return impl != other.impl; }

private:

    DeprecatedValueListConstIterator(const DeprecatedValueListImplIterator &pImp) : impl(pImp) { }

    DeprecatedValueListImplIterator impl;

    friend class DeprecatedValueList<T>;

};

template<class T> bool operator==(const DeprecatedValueList<T> &a, const DeprecatedValueList<T> &b);

template <class T> class DeprecatedValueList {

public:

    typedef DeprecatedValueListIterator<T> Iterator;

    typedef DeprecatedValueListIterator<T> iterator;

    typedef DeprecatedValueListConstIterator<T> ConstIterator;

    typedef DeprecatedValueListConstIterator<T> const_iterator;

    DeprecatedValueList() : impl(deleteNode, copyNode) { }

    void clear() { impl.clear(); }

    unsigned count() const { return impl.count(); }

    bool isEmpty() const { return impl.isEmpty(); }

    Iterator append(const T &val) { return impl.appendNode(new DeprecatedValueListNode<T>(val)); } 

    Iterator prepend(const T &val) { return impl.prependNode(new DeprecatedValueListNode<T>(val)); } 

    void remove(const T &val) { DeprecatedValueListNode<T> node(val); impl.removeEqualNodes(&node, nodesEqual); }

    unsigned contains(const T &val) const { DeprecatedValueListNode<T> node(val); return impl.containsEqualNodes(&node, nodesEqual); }

    Iterator find(const T &val) const { DeprecatedValueListNode<T> node(val); return impl.findEqualNode(&node, nodesEqual); }

    Iterator insert(Iterator iter, const T& val) { return impl.insert(iter.impl, new DeprecatedValueListNode<T>(val)); }

    Iterator remove(Iterator iter) { return impl.removeIterator(iter.impl); }

    Iterator fromLast() { return impl.fromLast(); }

    T& first() { return static_cast<DeprecatedValueListNode<T> *>(impl.firstNode())->value; }

    const T& first() const { return static_cast<DeprecatedValueListNode<T> *>(impl.firstNode())->value; }

    T& last() { return static_cast<DeprecatedValueListNode<T> *>(impl.lastNode())->value; }

    const T& last() const { return static_cast<DeprecatedValueListNode<T> *>(impl.lastNode())->value; }

    Iterator begin() { return impl.begin(); }

    Iterator end() { return impl.end(); }

    ConstIterator begin() const { return impl.begin(); }

    ConstIterator end() const { return impl.end(); }

    ConstIterator constBegin() const { return impl.begin(); }

    ConstIterator constEnd() const { return impl.end(); }

    ConstIterator fromLast() const { return impl.fromLast(); }

    T& operator[] (unsigned index) { return ((DeprecatedValueListNode<T> *)impl.nodeAt(index))->value; }

    const T& operator[] (unsigned index) const { return ((const DeprecatedValueListNode<T> *)impl.nodeAt(index))->value; }

    DeprecatedValueList &operator+=(const T &value) { impl.appendNode(new DeprecatedValueListNode<T>(value)); return *this; }

    DeprecatedValueList &operator<<(const T &value) { impl.appendNode(new DeprecatedValueListNode<T>(value)); return *this; }

    friend bool operator==<>(const DeprecatedValueList<T> &, const DeprecatedValueList<T> &);

private:

    DeprecatedValueListImpl impl;

    static void deleteNode(DeprecatedValueListImplNode *node) { delete (DeprecatedValueListNode<T> *)node; }

    static bool nodesEqual(const DeprecatedValueListImplNode *a, const DeprecatedValueListImplNode *b)

        { return ((DeprecatedValueListNode<T> *)a)->value == ((DeprecatedValueListNode<T> *)b)->value; }

    static DeprecatedValueListImplNode *copyNode(DeprecatedValueListImplNode *node)

        { return new DeprecatedValueListNode<T>(((DeprecatedValueListNode<T> *)node)->value); }

};

template<class T>

inline bool operator==(const DeprecatedValueList<T> &a, const DeprecatedValueList<T> &b)

{

    return a.impl.isEqual(b.impl, DeprecatedValueList<T>::nodesEqual);

}

}

#endif