@Override
      protected void onSearchFieldUpdated(String s) {
        super.onSearchFieldUpdated(s);
        if (myTempPatternsTable == null) return;
        int index = s.lastIndexOf('.');
        if (index < 0) {
          s = "." + s;
        }
        myCurrentType = myTempPatternsTable.findAssociatedFileType(s);
        if (myCurrentType != null) {
          myExtension = s;
        }
        else {
          myExtension = null;
        }
      }
@Override
      protected void onSearchFieldUpdated(String s)