/** Sets the default values. */
  protected void setDefaultValues() {
    if (default_values.get("star-detection-mode") != null) {
      int mode = ((Integer) default_values.get("star-detection-mode")).intValue();
      radio_peak.setSelected(mode == DefaultStarDetector.MODE_PEAK);
      radio_aperture.setSelected(mode == DefaultStarDetector.MODE_APERTURE);

      radio_amount.setSelected(
          mode != DefaultStarDetector.MODE_PEAK && mode != DefaultStarDetector.MODE_APERTURE);
    }
    if (default_values.get("correct-blooming") != null)
      setCorrectBloomingPosition(((Boolean) default_values.get("correct-blooming")).booleanValue());
  }