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/***************************************************************************
* Copyright (C) 2013-2014 by Ilya Kotov *
* forkotov02@hotmail.ru *
* *
* 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., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#ifndef GROUPEDCONTAINER_P_H
#define GROUPEDCONTAINER_P_H
#include "playlistcontainer_p.h"
/*! @internal
* @brief Playlist container with groups support.
* @author Ilya Kotov <forkotov02@hotmail.ru>
*/
class GroupedContainer : public PlayListContainer
{
public:
GroupedContainer();
virtual ~GroupedContainer();
void addTracks(QList<PlayListTrack *> tracks);
void insertTrack(int index, PlayListTrack *track);
QList<PlayListGroup *> groups() const;
QList<PlayListItem *> items() const;
int count() const;
int trackCount() const;
QList<PlayListItem *> mid(int pos, int count) const;
bool isEmpty() const;
bool isSelected(int index) const;
void setSelected(int index, bool selected);
void clearSelection();
int indexOf(PlayListItem *item) const;
PlayListItem *item(int index) const;
PlayListTrack *track(int index) const;
PlayListGroup *group(int index) const;
bool contains(PlayListItem *item) const;
int numberOfTrack(int index) const;
PlayListTrack *findTrack(int number) const;
void removeTrack(int index);
void removeTrack(PlayListTrack *track);
void removeTracks(QList<PlayListTrack *> tracks);
bool move(QList<int> indexes, int from, int to);
QList<PlayListTrack *> takeAllTracks();
void clear();
void reverseList();
void randomizeList();
void sort(int mode);
void sortSelection(int mode);
private:
void addGroup(PlayListGroup *group);
void updateCache() const;
mutable QList<PlayListGroup *> m_groups;
bool m_reverted;
mutable QList<PlayListItem *> m_items;
mutable bool m_update;
};
#endif // GROUPEDCONTAINER_P_H
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