/*
  This program is free software; you can redistribute it and/or
  modify it under the terms of the GNU General Public License
  as published by the Free Software Foundation; either version
  2 of the License, or (at your option) any later version.
*/

#ifndef SMDIRWATCHER_H
#define SMDIRWATCHER_H

#include <QThread>
#include <QMutex>
#include <QList>
#include <QVariant>
#include <QFileInfo>

class SmTreeItem;

class SmDirWatcher : public QThread {
    Q_OBJECT
    public:
        enum DWEvent { Added, Deleted, Modified };
        explicit SmDirWatcher(QObject *parent = 0);
        ~SmDirWatcher();
    
    signals:
        void dwEvent(const QString& file, int event);
        void needRefresh();
    
    public slots:
        void run();
        void setDir(const QString &dir);

    private:
        int mFd;
        int mDescr;
        QMutex mWatchMx;
        QString mCurrent;
};

class SmDataGatherer : public QThread {
    Q_OBJECT
    public:
        explicit SmDataGatherer(const int numFields, QObject *parent = 0);
        void setCurrent(const QString &current, int mode = -1);

    public slots:
        void run();
        //void setFile(const QString &fullPath, int event);
        //void populate(const QString &dir);

    signals:
        void newData(const QList<QVariant>,int);
        void population(SmTreeItem*);
        void needRefresh();

     private:
        //QList<QList<QVariant> > populate();
        SmTreeItem *populate();
        const QList<QVariant> fileData(const QFileInfo &fi) const;
        QString mCurrent;
        QMutex mRunMx;
        QMutex mSetMx;
        int mMode;
        const int mNumFields;
};

#endif // SMDIRWATCHER_H