BUG: Corrected bug 2577, now there is always a fiber bundle selected if there is one in the scene

git-svn-id: http://svn.slicer.org/Slicer4/trunk@21568 3bd1e089-480b-0410-8dfb-8563597acbee

Modules/Loadable/TractographyDisplay/Widgets/qMRMLTractographyDisplayTreeView.cxx

@@ -146,6 +146,13 @@ bool qMRMLTractographyDisplayTreeView::viewportEvent(QEvent* e)
 
 #endif
 
+//------------------------------------------------------------------------------
+void qMRMLTractographyDisplayTreeView::dataChanged ( const QModelIndex & topLeft, const QModelIndex & bottomRight )
+{
+  qMRMLTreeView::dataChanged(topLeft, bottomRight);
+  if (~this->currentIndex().isValid())
+    this->setCurrentIndex(topLeft);
+}
 
 //------------------------------------------------------------------------------
 void qMRMLTractographyDisplayTreeView::onVisibilityColumnClicked(vtkMRMLNode* node)

Modules/Loadable/TractographyDisplay/Widgets/qMRMLTractographyDisplayTreeView.h

@@ -74,6 +74,9 @@ protected:
     bool viewportEvent(QEvent* e);
   #endif
 
+protected slots:
+  void dataChanged ( const QModelIndex & topLeft, const QModelIndex & bottomRight );
+
 private:
   Q_DECLARE_PRIVATE(qMRMLTractographyDisplayTreeView);
   Q_DISABLE_COPY(qMRMLTractographyDisplayTreeView);