public static SearchDetails retrieve(IWin32Window ownerWindow)
 {
     using (PriorSearchDetailsRetriever priorSearchDetailsRetriever = new PriorSearchDetailsRetriever()) {
         priorSearchDetailsRetriever.populate();
         if (DialogResult.OK != priorSearchDetailsRetriever.ShowDialog(ownerWindow))
         {
             return(null);
         }
         return(
             (0 == priorSearchDetailsRetriever.listView.SelectedItems.Count) ?
             null :
             (SearchDetails)(priorSearchDetailsRetriever.listView.SelectedItems[0].Tag)
             );
     }
 }