void (ActionEvent e) { TreeClassChooser chooser = TreeClassChooserFactory.getInstance(myProject) .createInheritanceClassChooser(JavaBundle.message("choose.class"), mySearchScope, null, true, true, Conditions.alwaysTrue()); chooser.showDialog(); final PsiClass psiClass = chooser.getSelected(); if (psiClass != null) { myEditor.setText(psiClass.getQualifiedName()); } }