/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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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** In addition, as a special exception, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** 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.
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****************************************************************************/

#ifndef QDIR_P_H
#define QDIR_P_H

#include "qfilesystementry_p.h"
#include "qfilesystemmetadata_p.h"

QT_BEGIN_NAMESPACE

class QDirPrivate : public QSharedData
{
public:
    explicit QDirPrivate(const QString &path, const QStringList &nameFilters_ = QStringList(),
                         QDir::SortFlags sort_ = QDir::SortFlags(QDir::Name | QDir::IgnoreCase),
                         QDir::Filters filters_ = QDir::AllEntries);

    explicit QDirPrivate(const QDirPrivate &copy);

    bool exists() const;

    void initFileEngine();
    void initFileLists(const QDir &dir) const;

    static void sortFileList(QDir::SortFlags, QFileInfoList &, QStringList *, QFileInfoList *);

    static inline QChar getFilterSepChar(const QString &nameFilter);

    static inline QStringList splitFilters(const QString &nameFilter, QChar sep = 0);

    void setPath(const QString &path);

    void clearFileLists();

    void resolveAbsoluteEntry() const;

    mutable bool fileListsInitialized;
    mutable QStringList files;
    mutable QFileInfoList fileInfos;

    QStringList nameFilters;
    QDir::SortFlags sort;
    QDir::Filters filters;

    QScopedPointer<QAbstractFileEngine> fileEngine;

    QFileSystemEntry dirEntry;
    mutable QFileSystemEntry absoluteDirEntry;
    mutable QFileSystemMetaData metaData;
};

QT_END_NAMESPACE

#endif
