src/core/PlaylistModel.h

   1 /* LICENSE NOTICE
   2         This file is part of Jerboa.
   3         Jerboa is free software: you can redistribute it and/or modify
   4         it under the terms of the GNU General Public License as published by
   5         the Free Software Foundation, either version 2 of the License, or
   6         (at your option), version 3 of the license.
   7
   8         Jerboa is distributed in the hope that it will be useful,
   9         but WITHOUT ANY WARRANTY; without even the implied warranty of
  10         MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11         GNU General Public License for more details.
  12
  13         You should have received a copy of the GNU General Public License
  14         along with Jerboa.  If not, see <http://www.gnu.org/licenses/>.
  15 */
  16 #ifndef _JERBOA_PLAYLIST_MODEL_H
  17 #define _JERBOA_PLAYLIST_MODEL_H
  18
  19 #include "Playlist.h"
  20 #include "TrackData.h"
  21 #include "Types.h"
  22
  23 #include <QAbstractItemModel>
  24 #include <QList>
  25 #include <QMimeData>
  26 #include <QModelIndex>
  27 #include <QPair>
  28 #include <QSqlDatabase>
  29 #include <QString>
  30 #include <QStringList>
  31 #include <QVariant>
  32
  33 namespace Jerboa
  34 {
  35         class TrackDataLoader;
  36         class PlaylistModel : public QAbstractItemModel
  37         {
  38                 Q_OBJECT;
  39                 public:
  40                         PlaylistModel(const QString& dbConnectionName, QObject* parent = 0);
  41
  42                         QVariant data(const QModelIndex &index, int role) const;
  43                         Qt::ItemFlags flags(const QModelIndex& index) const;
  44                         QVariant headerData(int section, Qt::Orientation orientation,
  45                                         int role = Qt::DisplayRole) const;
  46                         QModelIndex index(int row, int column, const QModelIndex& parent = QModelIndex()) const;
  47                         QModelIndex parent(const QModelIndex& index) const;
  48                         int rowCount(const QModelIndex &parent = QModelIndex()) const;
  49                         int columnCount(const QModelIndex &parent = QModelIndex()) const;
  50                         virtual bool removeRows(int row, int count, const QModelIndex& parent = QModelIndex());
  51
  52                         QStringList mimeTypes() const;
  53                         virtual QMimeData* mimeData(const QModelIndexList& indexes) const;
  54                         bool dropMimeData(const QMimeData* data, Qt::DropAction action, int row, int column, const QModelIndex& parent);
  55                         Qt::DropActions supportedDropActions() const;
  56
  57                         void setCurrentItem(const QModelIndex&);
  58                         QModelIndex currentItem() const;
  59                         QModelIndex peekNext() const;
  60                         QModelIndex moveNext();
  61                         QModelIndex peekPrevious() const;
  62                         QModelIndex movePrevious();
  63
  64                         TrackData trackData(const QModelIndex& index) const;
  65
  66                         LoopMode loopMode() const;
  67                         void setLoopMode(LoopMode);
  68
  69                         ShuffleMode shuffleMode() const;
  70                         void setShuffleMode(ShuffleMode);
  71                 private:
  72                         static bool skipFile(const QString& file);
  73                 public slots:
  74                         void clear();
  75                 protected slots:
  76                         void gotTrackData(const QUrl& file, const TrackData& data);
  77                         void trackAppended();
  78                 protected:
  79                         void setNextTrack();
  80                         void loadNextUrl();
  81                         QSqlDatabase mDB;
  82                         Playlist mTracks;
  83                         int mPosition;
  84                         int mNextPosition;
  85                         LoopMode mLoopMode;
  86                         ShuffleMode mShuffleMode;
  87                         TrackDataLoader* mTrackLoader;
  88                         QList<QPair<QUrl, quint32> > mUrlsToAdd;
  89         };
  90 };
  91 #endif