JComponent () { final JPanel panel = mySettingsForm.getAdditionalSettingsPanel(); panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS)); panel.add(Box.createVerticalStrut(5)); for (final UnnamedConfigurable additionalConfigurable : myAdditionalConfigurables) { panel.add(Box.createVerticalStrut(3)); panel.add(additionalConfigurable.createComponent()); } return mySettingsForm.createComponent(); }