Add smart playlists, ratings and Qobuz

Fixes #259
Fixes #264

src/smartplaylists/smartplaylistsitem.h

@@ -0,0 +1,45 @@
+/*
+ * Strawberry Music Player
+ * This file was part of Clementine.
+ * Copyright 2010, David Sansome <me@davidsansome.com>
+ *
+ * Strawberry 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Strawberry 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 Strawberry.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef SMARTPLAYLISTSITEM_H
+#define SMARTPLAYLISTSITEM_H
+
+#include "config.h"
+
+#include <QByteArray>
+
+#include "core/simpletreeitem.h"
+#include "playlistgenerator.h"
+
+class SmartPlaylistsItem : public SimpleTreeItem<SmartPlaylistsItem> {
+ public:
+  enum Type {
+    Type_Root,
+    Type_SmartPlaylist,
+  };
+
+  SmartPlaylistsItem(SimpleTreeModel<SmartPlaylistsItem> *_model) : SimpleTreeItem<SmartPlaylistsItem>(Type_Root, _model) {}
+  SmartPlaylistsItem(const Type _type, SmartPlaylistsItem *_parent = nullptr) : SimpleTreeItem<SmartPlaylistsItem>(_type, _parent) {}
+
+  PlaylistGenerator::Type smart_playlist_type;
+  QByteArray smart_playlist_data;
+};
+
+#endif  // SMARTPLAYLISTSITEM_H