1 /*

     2  * Copyright (c) 2012 Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    23 

    24 /*

    25  * Portions Copyright (c) 2012 IBM Corporation

    26  */

    27 

    28 

    29 /* @test

    30  * @bug 7129742

    31  * @summary Focus in non-editable TextArea is not shown on Linux.

    32  * @author Sean Chou

    33  */

    34 

    35 import java.awt.FlowLayout;

    36 import java.awt.TextArea;

    37 import java.awt.Toolkit;

    38 import java.lang.reflect.Field;

    39 

    40 import javax.swing.JFrame;

    41 import javax.swing.JTextArea;

    42 import javax.swing.SwingUtilities;

    43 import javax.swing.text.DefaultCaret;

    44 

    45 import sun.awt.SunToolkit;

    46 

    47 public class bug7129742 {

    48 

    49     public static DefaultCaret caret = null;

    50     public static JFrame frame = null;

    51     public static boolean fastreturn = false;

    52 

    53     public static void main(String[] args) throws Exception {

    54         SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();

    55 

    56         SwingUtilities.invokeAndWait(new Runnable() {

    57             @Override

    58             public void run() {

    59                 frame = new JFrame("Test");

    60                 TextArea textArea = new TextArea("Non-editable textArea");

    61                 textArea.setEditable(false);

    62                 frame.setLayout(new FlowLayout());

    63                 frame.add(textArea);

    64                 frame.pack();

    65                 frame.setVisible(true);

    66 

    67                 try {

    68                     Class XTextAreaPeerClzz  = textArea.getPeer().getClass();

    69                     System.out.println(XTextAreaPeerClzz.getName());

    70                     if (!XTextAreaPeerClzz.getName().equals("sun.awt.X11.XTextAreaPeer")) {

    71                         fastreturn = true;

    72                         return;

    73                     }

    74 

    75                     Field jtextField = XTextAreaPeerClzz.getDeclaredField("jtext");

    76                     jtextField.setAccessible(true);

    77                     JTextArea jtext = (JTextArea)jtextField.get(textArea.getPeer());

    78                     caret = (DefaultCaret) jtext.getCaret();

    79 

    80                     textArea.requestFocusInWindow();

    81                 } catch (NoSuchFieldException | SecurityException

    82                          | IllegalArgumentException | IllegalAccessException e) {

    83                     /* These exceptions mean the implementation of XTextAreaPeer is

    84                      * changed, this testcase is not valid any more, fix it or remove.

    85                      */

    86                     frame.dispose();

    87                     throw new RuntimeException("This testcase is not valid any more!");

    88                 }

    89             }

    90         });

    91         toolkit.realSync();

    92 

    93         SwingUtilities.invokeAndWait(new Runnable() {

    94             @Override

    95             public void run() {

    96                 try{

    97                     if (fastreturn) {

    98                         return;

    99                     }

   100                     boolean passed = caret.isActive();

   101                     System.out.println("is caret visible : " + passed);

   102 

   103                     if (!passed) {

   104                         throw new RuntimeException("The test for bug 71297422 failed");

   105                     }

   106                 } finally {

   107                     frame.dispose();

   108                 }

   109             }

   110         });

   111     }

   112 

   113 }