p = _worker.getImportingProgress();
p = _worker.getDictionaryProvider().getImportingProgress();
  public String getProgress()  {    double p;    if(_worker != null && _thread.isAlive())    {      p = _worker.getImportingProgress();      if(p > -1)      {        return "progress: " + String.format("%.2f", p) + "%";      }    }    else if(_worker != null && isHeadRendered())    {      _lnkAbort.setVisible(false);      _lblProgress.setVisible(false);    }    return "finishing, please wait...";  }