/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the QtDeclarative module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QMLLIST_H
#define QMLLIST_H

#include <QtDeclarative/qmlprivate.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Declarative)

template<typename T>
class QmlList : private QmlPrivate::ListInterface
{
public:
    virtual void append(T) = 0;
    virtual void insert(int, T) = 0;
    virtual void removeAt(int) = 0;
    virtual T at(int) const = 0;
    virtual int count() const = 0;
    virtual void clear() = 0;
    QmlList<T> &operator<<(T t) { append(t); return *this; }

protected:
    virtual int type() const  { return qMetaTypeId<T>(); }
    virtual void append(void *d) { const T &v = *(T *)d; append(v); }
    virtual void insert(int i, void *d) { const T &v = *(T *)d; insert(i, v); }
    virtual void at(int i, void *p) const { const T &v = at(i); *((T*)p) = v; }
};

template<typename T>
class QmlConcreteList : public QList<T>, public QmlList<T>
{
public:
    virtual void append(T v) { QList<T>::append(v); }
    virtual void insert(int i, T v) { QList<T>::insert(i, v); }
    virtual void clear() { QList<T>::clear(); }
    virtual T at(int i) const { return QList<T>::at(i); }
    virtual void removeAt(int i) { QList<T>::removeAt(i); }
    virtual int count() const { return QList<T>::count(); }
};

#define QML_DECLARE_LIST_PROXY(ClassName, ListType, ListName) \
class Qml_ProxyList_ ##ListName : public QmlList<ListType> \
{ \
    public: \
        virtual void removeAt(int idx) \
        { \
            ClassName *p = (ClassName *)((char *)this + ((char *)(ClassName *)(0x10000000) - (char *)&((ClassName *)(0x10000000))->ListName)); \
            p->ListName ## _removeAt(idx); \
        } \
        virtual int count() const \
        { \
            ClassName *p = (ClassName *)((char *)this + ((char *)(ClassName *)(0x10000000) - (char *)&((ClassName *)(0x10000000))->ListName)); \
            return p->ListName ## _count(); \
        } \
        virtual void append(ListType v) \
        { \
            ClassName *p = (ClassName *)((char *)this + ((char *)(ClassName *)(0x10000000) - (char *)&((ClassName *)(0x10000000))->ListName)); \
            p->ListName ## _append(v); \
        } \
        virtual void insert(int idx, ListType v) \
        { \
            ClassName *p = (ClassName *)((char *)this + ((char *)(ClassName *)(0x10000000) - (char *)&((ClassName *)(0x10000000))->ListName)); \
            p->ListName ## _insert(idx, v); \
        } \
        virtual ListType at(int idx) const \
        { \
            ClassName *p = (ClassName *)((char *)this + ((char *)(ClassName *)(0x10000000) - (char *)&((ClassName *)(0x10000000))->ListName)); \
            return p->ListName ## _at(idx); \
        } \
        virtual void clear() \
        { \
            ClassName *p = (ClassName *)((char *)this + ((char *)(ClassName *)(0x10000000) - (char *)&((ClassName *)(0x10000000))->ListName)); \
            p->ListName ## _clear(); \
        } \
}; \
friend class Qml_ProxyList_ ##ListName ; \
Qml_ProxyList_##ListName ListName;

QT_END_NAMESPACE

QT_END_HEADER

#endif // QMLLIST_H