fileindexingqueue.h

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/*
    <one line to give the library's name and an idea of what it does.>
    Copyright (C) 2012  Vishesh Handa <me@vhanda.in>

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
*/


#ifndef FILEINDEXINGQUEUE_H
#define FILEINDEXINGQUEUE_H

#include "indexingqueue.h"

#include <KJob>
#include <Soprano/QueryResultIterator>

namespace Nepomuk2 {

    class FileIndexingQueue : public IndexingQueue
    {
        Q_OBJECT
    public:
        explicit FileIndexingQueue(QObject* parent = 0);
        virtual bool isEmpty();
        virtual void fillQueue();

        void clear();
        void clear( const QString& path );
        QUrl currentUrl();

    public slots:
        void start();

        void enqueue( const QUrl& url );
    signals:
        void beginIndexingFile(const QUrl& url);
        void endIndexingFile(const QUrl& url);

    protected:
        virtual void processNextIteration();

    private slots:
        void slotFinishedIndexingFile(KJob* job);
        void slotConfigChanged();

    private:
        void process(const QUrl& url);

        QQueue<QUrl> m_fileQueue;
        QUrl m_currentUrl;
    };
}

#endif // FILEINDEXINGQUEUE_H