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    <p>Leveraging @Andrew's <a href="https://stackoverflow.com/a/5630271/230513">example</a> and this old <a href="https://stackoverflow.com/a/5773956/230513">thing</a>, it seems to work for me.</p> <p><img src="https://i.stack.imgur.com/YPk2j.png" alt="enter image description here"></p> <pre><code>import java.awt.BorderLayout; import java.awt.Component; import java.awt.EventQueue; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.util.ArrayList; import java.util.List; import javax.swing.Box; import javax.swing.BoxLayout; import javax.swing.JComboBox; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JTabbedPane; import javax.swing.JTextArea; import javax.swing.JTextField; import javax.swing.JToolBar; import javax.swing.SwingUtilities; import javax.swing.UIManager; import javax.swing.UIManager.LookAndFeelInfo; /** * @see https://stackoverflow.com/a/11949899/230513 * @see https://stackoverflow.com/a/5773956/230513 */ public class JTabbedText { public static void main(String[] args) { EventQueue.invokeLater(new Runnable() { private final JTabbedPane jtp = new JTabbedPane(); @Override public void run() { JFrame f = new JFrame(); f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); jtp.addTab("Model", createPanel()); jtp.addTab("View", createPanel()); jtp.addTab("Control", createPanel()); f.add(createToolBar(f), BorderLayout.NORTH); f.add(jtp, BorderLayout.CENTER); f.pack(); f.setLocationRelativeTo(null); f.setVisible(true); } }); } private static JToolBar createToolBar(final Component parent) { final UIManager.LookAndFeelInfo[] available = UIManager.getInstalledLookAndFeels(); List&lt;String&gt; names = new ArrayList&lt;String&gt;(); for (LookAndFeelInfo info : available) { names.add(info.getName()); } final JComboBox combo = new JComboBox(names.toArray()); String current = UIManager.getLookAndFeel().getName(); combo.setSelectedItem(current); combo.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent ae) { int index = combo.getSelectedIndex(); try { UIManager.setLookAndFeel( available[index].getClassName()); SwingUtilities.updateComponentTreeUI(parent); } catch (Exception e) { e.printStackTrace(System.err); } } }); JToolBar bar = new JToolBar("L&amp;F"); bar.add(combo); return bar; } private static Box createPanel() { Box panel = new Box(BoxLayout.X_AXIS); JLabel label = new JLabel("Code: ", JLabel.LEFT); label.setAlignmentY(JLabel.TOP_ALIGNMENT); JTextArea text = new JTextArea(4, 16); text.setAlignmentY(JTextField.TOP_ALIGNMENT); text.append("#" + panel.hashCode()); text.append("\n#" + label.hashCode()); text.append("\n#" + label.hashCode()); panel.add(label); panel.add(text); return panel; } } </code></pre>
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