@Override
    public void navigate(boolean requestFocus) {
      final OutputEventQueue.NodeEvent event = getUserObject();
      final Project project = DataManager.getInstance().getDataContext().getData(CommonDataKeys.PROJECT);
      XsltDebuggerSession.openLocation(project, event.getURI(), event.getLineNumber() - 1);
    }
@Override
    public void navigate(boolean requestFocus)