playlistmodel.h Example File

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#ifndef PLAYLISTMODEL_H #define PLAYLISTMODEL_H #include <QAbstractItemModel> #include <QScopedPointer> class QMediaPlaylist; class PlaylistModel : public QAbstractItemModel { Q_OBJECT public: enum Column { Title = 0, ColumnCount }; explicit PlaylistModel(QObject *parent = nullptr); ~PlaylistModel(); int rowCount(const QModelIndex &parent = QModelIndex()) const override; int columnCount(const QModelIndex &parent = QModelIndex()) const override; QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override; QModelIndex parent(const QModelIndex &child) const override; QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override; QMediaPlaylist *playlist() const; void setPlaylist(QMediaPlaylist *playlist); bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::DisplayRole) override; private slots: void beginInsertItems(int start, int end); void endInsertItems(); void beginRemoveItems(int start, int end); void endRemoveItems(); void changeItems(int start, int end); private: QScopedPointer<QMediaPlaylist> m_playlist; QMap<QModelIndex, QVariant> m_data; }; #endif // PLAYLISTMODEL_H