1 /*

     2  * Copyright (c) 2010, 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  * @test

    26  * @bug 6636983

    27  * @summary test that composed text at the line starts is handled correctly

    28  * @author Sergey Groznyh

    29  * @run main bug6636983

    30  */

    31 

    32 import sun.swing.SwingUtilities2;

    33 

    34 import javax.swing.*;

    35 import javax.swing.text.*;

    36 import javax.swing.text.html.HTMLDocument;

    37 import java.awt.*;

    38 import java.awt.event.InputMethodEvent;

    39 import java.awt.event.KeyEvent;

    40 import java.text.AttributedString;

    41 

    42 public class bug6636983 {

    43     private Robot robot;

    44 

    45     private final AttributedString Hiragana_A = new AttributedString("\u3042");

    46 

    47     void sendInputMethodEvent() {

    48         InputMethodEvent ime = new InputMethodEvent(

    49                 ep,

    50                 InputMethodEvent.INPUT_METHOD_TEXT_CHANGED,

    51                 Hiragana_A.getIterator(),

    52                 0,

    53                 null,

    54                 null);

    55         ep.dispatchEvent(ime);

    56     }

    57 

    58     void checkComposedTextRun() {

    59         HTMLDocument d = (HTMLDocument) ep.getDocument();

    60         ElementIterator it = new ElementIterator(d.getDefaultRootElement());

    61 

    62         while (true) {

    63             Element e = it.next();

    64             if (e == null) {

    65                 throw new RuntimeException("no composed text found");

    66             }

    67             AttributeSet a = e.getAttributes();

    68             if (a.isDefined(StyleConstants.ComposedTextAttribute)) {

    69                 if (!AbstractDocument.ContentElementName.equals(a.getAttribute(StyleConstants.NameAttribute))) {

    70                     throw new RuntimeException("AbstractDocument.ContentElementName.equals(a.getAttribute(StyleConstants.NameAttribute)) is false");

    71                 }

    72 

    73                 if (a.isDefined(SwingUtilities2.IMPLIED_CR)) {

    74                     throw new RuntimeException("a.isDefined(SwingUtilities2.IMPLIED_CR) is true");

    75                 }

    76 

    77                 return;

    78             }

    79         }

    80 

    81     }

    82 

    83     JEditorPane ep;

    84 

    85     void initAtParagraphStart() {

    86         ep.setText("A<p>B");

    87         hitKey(KeyEvent.VK_LEFT);

    88     }

    89 

    90     void sendAtParagraphStart() {

    91         sendInputMethodEvent();

    92     }

    93 

    94     void checkAtParagraphStart() {

    95         checkComposedTextRun();

    96     }

    97 

    98     void initAfterBRElement() {

    99         ep.setText("A<br>B");

   100         hitKey(KeyEvent.VK_LEFT);

   101     }

   102 

   103     void sendAtBRElement() {

   104         sendInputMethodEvent();

   105     }

   106 

   107     void checkAtBrElement() {

   108         checkComposedTextRun();

   109     }

   110 

   111     private void hitKey(int keycode) {

   112         robot.keyPress(keycode);

   113         robot.keyRelease(keycode);

   114         robot.delay(550); // The magic number equals JRobot.DEFAULT_DELAY

   115     }

   116 

   117     private void run() throws Exception {

   118         robot = new Robot();

   119 

   120         ep = new JEditorPane();

   121         ep.setContentType("text/html");

   122         ep.setPreferredSize(new Dimension(100, 100));

   123 

   124         JFrame frame = new JFrame("Test: " + getClass().getName());

   125 

   126         frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

   127         frame.add(ep);

   128         frame.setVisible(true);

   129     }

   130 

   131     public static void main(String[] args) throws Throwable {

   132         SwingUtilities.invokeAndWait(new Runnable() {

   133             public void run() {

   134                 try {

   135                     bug6636983 bug6636983 = new bug6636983();

   136 

   137                     bug6636983.run();

   138                     bug6636983.initAtParagraphStart();

   139                     bug6636983.sendAtParagraphStart();

   140                     bug6636983.checkAtParagraphStart();

   141                     bug6636983.initAfterBRElement();

   142                     bug6636983.sendAtBRElement();

   143                     bug6636983.checkAtBrElement();

   144 

   145                     System.out.println("OK");

   146                 } catch (Exception e) {

   147                     throw new RuntimeException("The test failed", e);

   148                 }

   149             }

   150         });

   151     }

   152 }