// virtual void editorDestroyed(QObject *editor);
// virtual void rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end);
// virtual void rowsInserted(const QModelIndex &parent, int start, int end);
// virtual void selectionChanged(const QItemSelection &selected, const QItemSelection &deselected);
private slots:
// virtual void editorDestroyed(QObject *editor);
// virtual void rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end);
// virtual void rowsInserted(const QModelIndex &parent, int start, int end);
// virtual void selectionChanged(const QItemSelection &selected, const QItemSelection &deselected);
private slots: