private void initComponents() { setLayout(new BorderLayout()); DefaultTabDataModel tabDataModel = new DefaultTabDataModel(); tabbedContainer = new TabbedContainer(tabDataModel, TabbedContainer.TYPE_EDITOR, WinsysInfoForTabbedContainer.getDefault(new MyWinsysInfoForTabbedContainer())); tabbedContainer.setVisible(false); desktopPane = new JDesktopPane(); add(tabbedContainer, BorderLayout.NORTH); add(desktopPane, BorderLayout.CENTER); }