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    copied!<p>According to <a href="http://www.koders.com/java/fidEFE6DD3BBD50DC8AAAE60012E847110CBE3EF7A8.aspx?s=mdef%3Ainsert" rel="nofollow noreferrer">this class</a>:</p> <pre><code>/** * Some components treat tabulator (TAB key) in their own way. * Sometimes the tabulator is supposed to simply transfer the focus * to the next focusable component. * &lt;br/&gt; * Here s how to use this class to override the "component's default" * behavior: * &lt;pre&gt; * JTextArea area = new JTextArea(..); * &lt;b&gt;TransferFocus.patch( area );&lt;/b&gt; * &lt;/pre&gt; * This should do the trick. * This time the KeyStrokes are used. * More elegant solution than TabTransfersFocus(). * * @author kaimu * @since 2006-05-14 * @version 1.0 */ public class TransferFocus { /** * Patch the behaviour of a component. * TAB transfers focus to the next focusable component, * SHIFT+TAB transfers focus to the previous focusable component. * * @param c The component to be patched. */ public static void patch(Component c) { Set&lt;KeyStroke&gt; strokes = new HashSet&lt;KeyStroke&gt;(Arrays.asList(KeyStroke.getKeyStroke("pressed TAB"))); c.setFocusTraversalKeys(KeyboardFocusManager.FORWARD_TRAVERSAL_KEYS, strokes); strokes = new HashSet&lt;KeyStroke&gt;(Arrays.asList(KeyStroke.getKeyStroke("shift pressed TAB"))); c.setFocusTraversalKeys(KeyboardFocusManager.BACKWARD_TRAVERSAL_KEYS, strokes); } } </code></pre> <p>Note that <code>patch()</code> can be even shorter, according to <a href="https://stackoverflow.com/users/411282/joshua-goldberg">Joshua Goldberg</a> in <a href="https://stackoverflow.com/questions/525855/moving-focus-from-jtextarea-using-tab-key/525867#comment37587468_525867">the comments</a>, since the goal is to get back default behaviors overridden by <code>JTextArea</code>:</p> <pre><code>component.setFocusTraversalKeys(KeyboardFocusManager.FORWARD_TRAVERS‌​AL_KEYS, null); component.setFocusTraversalKeys(KeyboardFocusManager.BACKWARD_TRAVERS‌​AL_KEYS, null); </code></pre> <p>This is used in question "<a href="https://stackoverflow.com/a/5043957/6309">How can I modify the behavior of the tab key in a <code>JTextArea</code>?</a>"</p> <hr> <p>The <a href="http://www.koders.com/java/fid0F02F3C453624EDF1564C356CC30EFC1561774E9.aspx?s=mdef%3ainsert" rel="nofollow noreferrer">previous implementation</a> involved indeed a <code>Listener</code>, and the a <code>transferFocus()</code>:</p> <pre><code> /** * Override the behaviour so that TAB key transfers the focus * to the next focusable component. */ @Override public void keyPressed(KeyEvent e) { if(e.getKeyCode() == KeyEvent.VK_TAB) { System.out.println(e.getModifiers()); if(e.getModifiers() &gt; 0) a.transferFocusBackward(); else a.transferFocus(); e.consume(); } } </code></pre> <p><code>e.consume();</code> might have been what you missed to make it work in your case.</p>
 

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