+ inline BufferId currentBuffer() const { return _currentBuffer; }
+
+protected slots:
+// virtual void closeEditor(QWidget *editor, QAbstractItemDelegate::EndEditHint hint);
+// virtual void commitData(QWidget *editor);
+ virtual void currentChanged(const QModelIndex ¤t, const QModelIndex &previous);
+// virtual void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight);
+// 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);