diff -r C:\dev\test\compare\WTreeView.C C:\dev\test\compare\WTreeView - Kopie.C
2971a2972,2981
>   auto parent = index.parent();
>   while (parent.isValid() && parent != rootIndex())
>   {
>     if (!isExpanded(parent))
>     {
>       expand(parent);
>     }
>     parent = parent.parent();
>   }
>