xiaoningsdiary/include/MediaPlayer/playlistmodifierbase.h

/*  Copyright (C) 2009 Väinö Lappi <djap84@gmail.com>

    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.

    This program 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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/

/*
 * Base class for all classes that modify the playlist
 * (Add new entries, remove entries)
 */

#ifndef PLAYLISTMODIFIERBASE_H
#define PLAYLISTMODIFIERBASE_H
//
#include <QThread>
#include <QMutex>
//
class PlaylistChildThreadsTracker;
class PlaylistEditorDialog;

class PlaylistModifierBase : public QThread
{
Q_OBJECT
public:
        PlaylistModifierBase(PlaylistChildThreadsTracker* parent, PlaylistEditorDialog* playlist);
        virtual ~PlaylistModifierBase();
        int iType;      //stores the type of this child, needed for type conversion.
        //types
        enum
        {
                typePlaylistFolderAdder = 1,
                typePlaylistFileAdder,
                typePlaylistFileRemover,
                typePlaylistDaySpecificFileAdder
        }PlaylistModifierTypes;
protected:
        virtual void run() = 0;
protected:
        PlaylistChildThreadsTracker* iParent;
        PlaylistEditorDialog* iPlaylist;
        QMutex iReturnImmediately;              //Stop the thread. TODO this is just temporary solution untill I figure out how to do this properly with terminate()
public slots:
        void StopThread();
signals:
        void Append(const QString &fileName, const QString &FullPath);  //emit when thread has something to add to list.
};
#endif

---