gistfile1.java

        final JCommandPopupMenu menu = new JCommandPopupMenu();
        menu.addMenuButton(new JCommandMenuButton("Hallo",null));


        button.setCommandButtonKind(JCommandButton.CommandButtonKind.POPUP_ONLY);
        button.setPopupCallback(new PopupPanelCallback() {
            @Override
            public JPopupPanel getPopupPanel(final JCommandButton commandButton) {
                return menu;
            }
        });