@Override
 public void writeSettings(@NotNull Element node) throws WriteExternalException {
   myOptions.writeExternal(node);
 }
 @Nullable
 @Override
 public JComponent createOptionsPanel() {
   return myOptions.createPanel();
 }
 @Override
 public void readSettings(@NotNull Element node) throws InvalidDataException {
   myOptions.readExternal(node);
 }