/****************************************************************************
**
** Copyright (C) 1992-2004 Trolltech AS. All rights reserved.
**
** This file is part of the core module of the Qt Toolkit.
**
** This file may be distributed under the terms of the Q Public License
** as defined by Trolltech AS of Norway and appearing in the file
** LICENSE.QPL included in the packaging of this file.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
**   information about Qt Commercial License Agreements.
** See http://www.trolltech.com/qpl/ for QPL licensing information.
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/

#ifndef QFILE_P_H
#define QFILE_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include <private/qiodevice_p.h>
#include <private/qinternal_p.h>
#include <qfileengine.h>

//#define QT_NO_FILE_BUFFER

class QFilePrivate : public QIODevicePrivate
{
    Q_DECLARE_PUBLIC(QFile)

protected:
    QFilePrivate();
    ~QFilePrivate();

    bool openExternalFile(int flags, int fd);

#ifndef QT_NO_FILE_BUFFER
    QCircularBuffer buffer;
#endif
    QString fileName;
    mutable QFileEngine *fileEngine;
    bool isOpen;

    QFile::Error error;
    QString errorString;
    void setError(QFile::Error err);
    void setError(QFile::Error err, const QString &errorString);
    void setError(QFile::Error err, int errNum);

private:
    static QFile::EncoderFn encoder;
    static QFile::DecoderFn decoder;
};

#endif // QFILE_P_H
