add new group after current item

Author: alexbruy

src/app/legend/qgslegend.cpp

@@ -169,9 +169,17 @@ int QgsLegend::addGroup( QString name, bool expand, QTreeWidgetItem* parent )
   QgsLegendGroup *group;
 
   if ( parentGroup )
+  {
     group = new QgsLegendGroup( parentGroup, name );
+  }
   else
+  {
     group = new QgsLegendGroup( this, name );
+    if ( currentItem() )
+    {
+      moveItem( group, currentItem() );
+    }
+  }
 
   QModelIndex groupIndex = indexFromItem( group );
   setExpanded( groupIndex, expand );