Inital commit

SongListModel.h

@@ -0,0 +1,47 @@
+#ifndef SONGLISTMODEL_H
+#define SONGLISTMODEL_H
+
+#include <QAbstractListModel>
+#include <QList>
+#include <QString>
+
+class SongItem {
+public:
+    QString caption;
+    QString lyrics;
+    
+    SongItem(const QString &caption = "", const QString &lyrics = "")
+        : caption(caption), lyrics(lyrics) {}
+};
+
+class SongListModel : public QAbstractListModel
+{
+    Q_OBJECT
+
+public:
+    enum Roles {
+        CaptionRole = Qt::UserRole + 1,
+        LyricsRole = Qt::UserRole + 2
+    };
+    
+    explicit SongListModel(QObject *parent = nullptr);
+    
+    // Basic functionality:
+    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+    
+    // Editable:
+    bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole) override;
+    Qt::ItemFlags flags(const QModelIndex& index) const override;
+    
+    // Add/remove songs
+    void addSong(const SongItem &song);
+    void removeSong(int index);
+    SongItem getSong(int index) const;
+    int findNextIndex(int currentIndex, bool shuffle = false) const;
+    
+private:
+    QList<SongItem> songList;
+};
+
+#endif // SONGLISTMODEL_H