qreal currentWidth,
qreal previousWidth);
+ /**
+ * Is emitted if the user has changed the sort order by clicking on a
+ * header item. The sort order of the model has already been adjusted to
+ * the current sort order. Note that no signal will be emitted if the
+ * sort order of the model has been changed without user interaction.
+ */
+ void sortOrderChanged(Qt::SortOrder current, Qt::SortOrder previous);
+
+ /**
+ * Is emitted if the user has changed the sort role by clicking on a
+ * header item. The sort role of the model has already been adjusted to
+ * the current sort role. Note that no signal will be emitted if the
+ * sort role of the model has been changed without user interaction.
+ */
+ void sortRoleChanged(const QByteArray& current, const QByteArray& previous);
+
protected:
virtual void mousePressEvent(QGraphicsSceneMouseEvent* event);
virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent* event);