playlistmodel.h Example File

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 #ifndef PLAYLISTMODEL_H
 #define PLAYLISTMODEL_H

 #include <qmobilityglobal.h>
 #include <QtCore/qabstractitemmodel.h>

 class QMediaPlaylist;

 QT_USE_NAMESPACE

 class PlaylistModel : public QAbstractItemModel
 {
     Q_OBJECT
 public:
     enum Column
     {
         Title = 0,
         ColumnCount
     };

     PlaylistModel(QObject *parent = 0);

     int rowCount(const QModelIndex &parent = QModelIndex()) const;
     int columnCount(const QModelIndex &parent = QModelIndex()) const;

     QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const;
     QModelIndex parent(const QModelIndex &child) const;

     QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;

     QMediaPlaylist *playlist() const;
     void setPlaylist(QMediaPlaylist *playlist);

     bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::DisplayRole);

 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:
     QMediaPlaylist *m_playlist;
     QMap<QModelIndex, QVariant> m_data;
 };

 #endif