/****************************************************************************
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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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** This file is part of the QtDeclarative module of the Qt Toolkit.
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** 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
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** General Public License version 3.0 as published by the Free Software
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** packaging of this file.  Please review the following information to
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****************************************************************************/

#ifndef QMLLISTMODEL_H
#define QMLLISTMODEL_H

#include <QtCore/QObject>
#include <QtCore/QStringList>
#include <QtCore/QHash>
#include <QtCore/QList>
#include <QtCore/QVariant>
#include <QtDeclarative/qfxglobal.h>
#include <QtDeclarative/qml.h>
#include <QtDeclarative/qlistmodelinterface.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Declarative)

struct ModelNode;
class QmlListModel : public QListModelInterface
{
    Q_OBJECT
    Q_PROPERTY(int count READ count)

public:
    QmlListModel(QObject *parent=0);
    ~QmlListModel();

    virtual QList<int> roles() const;
    virtual QString toString(int role) const;
    virtual int count() const;
    virtual QHash<int,QVariant> data(int index, const QList<int> &roles = (QList<int>())) const;

private:
    QVariant valueForNode(ModelNode *) const;
    mutable QStringList roleStrings;
    friend class QmlListModelParser;
    friend struct ModelNode;

    void checkRoles() const;
    void addRole(const QString &) const;
    mutable bool _rolesOk;
    ModelNode *_root;
};

QT_END_NAMESPACE

QML_DECLARE_TYPE(QmlListModel)

QT_END_HEADER

#endif // QMLLISTMODEL_H