@SuppressWarnings("unused")
  private void editDescriptor() {
    int i = getSelectedIndex();
    FileSetDescriptor selectedDescriptor = i >= 0 ? myModel.get(i) : null;
    if (selectedDescriptor instanceof NamedScopeDescriptor) {
      ensureScopeExists((NamedScopeDescriptor)selectedDescriptor);
      editScope(selectedDescriptor.getName());
    }
    else {
      editScope(null);
    }
  }
@SuppressWarnings("unused")
  private void editDescriptor()