private void toggleRadioEnablement() {
    UIUtil.setEnabled(myExistingClassPanel, useExistingClassButton.isSelected(), true);
    UIUtil.setEnabled(myNewClassPanel, createNewClassButton.isSelected(), true);
    UIUtil.setEnabled(myCreateInnerPanel, myCreateInnerClassButton.isSelected(), true);
    final IdeFocusManager focusManager = IdeFocusManager.getInstance(myProject);
    if (useExistingClassButton.isSelected()) {
      focusManager.requestFocus(existingClassField, true);
    }
    else if (myCreateInnerClassButton.isSelected()) {
      focusManager.requestFocus(myInnerClassNameTextField, true);
    }
    else {
      focusManager.requestFocus(classNameField, true);
    }
    validateButtons();
  }
private void toggleRadioEnablement()