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#ifndef QFILESYSTEMWATCHER_DNOTIFY_P_H

#define QFILESYSTEMWATCHER_DNOTIFY_P_H

//

//  W A R N I N G

//  -------------

//

// This file is not part of the Qt API.  It exists for the convenience

// of the QLibrary class.  This header file may change from

// version to version without notice, or even be removed.

//

// We mean it.

//

#include "qfilesystemwatcher_p.h"

#ifndef QT_NO_FILESYSTEMWATCHER

#include <qmutex.h>

#include <qhash.h>

#include <qdatetime.h>

#include <qfile.h>

QT_BEGIN_NAMESPACE

class QDnotifyFileSystemWatcherEngine : public QFileSystemWatcherEngine

{

    Q_OBJECT

public:

    virtual ~QDnotifyFileSystemWatcherEngine();

    static QDnotifyFileSystemWatcherEngine *create();

    void run();

    QStringList addPaths(const QStringList &paths, QStringList *files, QStringList *directories);

    QStringList removePaths(const QStringList &paths, QStringList *files, QStringList *directories);

    void stop();

private Q_SLOTS:

    void refresh(int);

private:

    struct Directory {

        Directory() : fd(0), parentFd(0), isMonitored(false) {}

        Directory(const Directory &o) : path(o.path),

                                        fd(o.fd),

                                        parentFd(o.parentFd),

                                        isMonitored(o.isMonitored),

                                        files(o.files) {}

        QString path;

        int fd;

        int parentFd;

        bool isMonitored;

        struct File {

            File() : ownerId(0u), groupId(0u), permissions(0u) { }

            File(const File &o) : path(o.path),

                                  ownerId(o.ownerId),

                                  groupId(o.groupId),

                                  permissions(o.permissions),

                                  lastWrite(o.lastWrite) {}

            QString path;

            bool updateInfo();

            uint ownerId;

            uint groupId;

            QFile::Permissions permissions;

            QDateTime lastWrite;

        };

        QList<File> files;

    };

    QDnotifyFileSystemWatcherEngine();

    QMutex mutex;

    QHash<QString, int> pathToFD;

    QHash<int, Directory> fdToDirectory;

    QHash<int, int> parentToFD;

};

QT_END_NAMESPACE

#endif // QT_NO_FILESYSTEMWATCHER

#endif // QFILESYSTEMWATCHER_DNOTIFY_P_H