@Override
  public void actionPerformed(@NotNull AnActionEvent e) {
    DataContext dataContext = e.getDataContext();
    Editor editor = CommonDataKeys.EDITOR.getData(dataContext);
    Project project = CommonDataKeys.PROJECT.getData(dataContext);
    List<PsiElement> elements = getPsiElements(dataContext, editor);

    String copy = getQualifiedName(editor, elements);
    if (copy != null) {
      CopyPasteManager.getInstance().setContents(new CopyReferenceFQNTransferable(copy));
      setStatusBarText(project, IdeBundle.message("message.reference.to.fqn.has.been.copied", copy));
    } else if (editor != null && project != null) {
      Document document = editor.getDocument();
      PsiFile file = PsiDocumentManager.getInstance(project).getCachedPsiFile(document);
      if (file != null) {
        String toCopy = getFileFqn(file) + ":" + (editor.getCaretModel().getLogicalPosition().line + 1);
        CopyPasteManager.getInstance().setContents(new StringSelection(toCopy));
        setStatusBarText(project, LangBundle.message("status.bar.text.reference.has.been.copied", toCopy));
      }
      return;
    }

    highlight(editor, project, elements);
  }
@Override
  public void actionPerformed(@NotNull AnActionEvent e)