/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtSql module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
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** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
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** 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
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** Alternatively, this file may be used under the terms of the GNU
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** packaging of this file.  Please review the following information to
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****************************************************************************/

#ifndef QSQLQUERYMODEL_P_H
#define QSQLQUERYMODEL_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of qsql*model.h .  This header file may change from version to version
// without notice, or even be removed.
//
// We mean it.
//

#include "private/qabstractitemmodel_p.h"
#include "QtSql/qsqlerror.h"
#include "QtSql/qsqlquery.h"
#include "QtSql/qsqlrecord.h"
#include "QtCore/qhash.h"
#include "QtCore/qvarlengtharray.h"
#include "QtCore/qvector.h"

QT_BEGIN_NAMESPACE

class QSqlQueryModelPrivate: public QAbstractItemModelPrivate
{
    Q_DECLARE_PUBLIC(QSqlQueryModel)
public:
    QSqlQueryModelPrivate() : atEnd(false) {}
    ~QSqlQueryModelPrivate();
    
    void prefetch(int);
    void initColOffsets(int size);

    mutable QSqlQuery query;
    mutable QSqlError error;
    QModelIndex bottom;
    QSqlRecord rec;
    uint atEnd : 1;
    QVector<QHash<int, QVariant> > headers;
    QVarLengthArray<int, 56> colOffsets; // used to calculate indexInQuery of columns
};

QT_END_NAMESPACE

#endif // QSQLQUERYMODEL_P_H