@Override
    public void update(@NotNull final AnActionEvent e) {
      TreePath[] selectionPaths = myTree.getSelectionPaths();
      if (selectionPaths == null || selectionPaths.length != 1) {
        e.getPresentation().setEnabled(false);
      }
      else {
        final NamedConfigurable<?> selectedConfigurable = getSelectedConfigurable();
        e.getPresentation().setEnabled(selectedConfigurable instanceof ModuleConfigurable || canBeCopiedByExtension(selectedConfigurable));
      }
    }
@Override
    public void update(@NotNull final AnActionEvent e)