@Override
 protected void selectSavedItem() {
   getTreeViewer().setInput(getPreferenceManager());
   super.selectSavedItem();
   if (getTreeViewer().getTree().getItemCount() > 1) {
     // unfortunately super will force focus to the list but we want the
     // type ahead combo to get it.
     Text filterText = filteredTree.getFilterControl();
     if (filterText != null) {
       filterText.setFocus();
     }
   }
 }