@Override
    public void actionPerformed(ActionEvent e) {
      final TreeClassChooserFactory factory = TreeClassChooserFactory.getInstance(myProject);
      final TreeClassChooser chooser = factory.createAllProjectScopeChooser(IntelliLangBundle.message("dialog.title.select.class"));
      chooser.showDialog();
      final PsiClass psiClass = chooser.getSelected();
      if (psiClass != null) {
        setPsiClass(psiClass.getQualifiedName());
        updateParamTree();
        updateInjectionPanelTree();
      }
    }
@Override
    public void actionPerformed(ActionEvent e)