1 /*

     2  * Copyright 2009 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    20  * CA 95054 USA or visit www.sun.com if you need additional information or

    21  * have any questions.

    22  */

    23 

    24 /* @test

    25  * @bug 6872503

    26  * @summary Checks that JLayer correctly works with its AWTEventListener

    27  * @author Alexander Potochkin

    28  */

    29 

    30 import javax.swing.*;

    31 import java.awt.*;

    32 import java.awt.event.AWTEventListener;

    33 import java.awt.event.AWTEventListenerProxy;

    34 

    35 public class bug6872503 {

    36 

    37     static JLayer<Component> l1;

    38     static JLayer<Component> l2;

    39 

    40     private static void createGui() {

    41         Toolkit toolkit = Toolkit.getDefaultToolkit();

    42         int length = toolkit.getAWTEventListeners().length;

    43 

    44         l1 = new JLayer<Component>();

    45         l1.setLayerEventMask(AWTEvent.MOUSE_EVENT_MASK | AWTEvent.FOCUS_EVENT_MASK);

    46 

    47         l2 = new JLayer<Component>();

    48         l2.setLayerEventMask(AWTEvent.MOUSE_EVENT_MASK | AWTEvent.KEY_EVENT_MASK);

    49 

    50         if (isLayerEventControllerAdded()) {

    51             throw new RuntimeException("Unexpected AWTEventListener was added");

    52         }

    53 

    54         JFrame frame = new JFrame();

    55         frame.setLayout(new FlowLayout());

    56         frame.add(l1);

    57         frame.add(l2);

    58 

    59         if (isLayerEventControllerAdded()) {

    60             throw new RuntimeException("Unexpected AWTEventListener was added");

    61         }

    62 

    63         frame.pack();

    64 

    65         if (!isLayerEventControllerAdded()) {

    66             throw new RuntimeException("AWTEventListener was not added");

    67         }

    68 

    69         if (!layerEventControllerMaskEquals(l1.getLayerEventMask() | l2.getLayerEventMask())) {

    70              throw new RuntimeException("Wrong mask for AWTEventListener");

    71         }

    72 

    73         frame.dispose();

    74 

    75         if (isLayerEventControllerAdded()) {

    76             throw new RuntimeException("Unexpected AWTEventListener was added");

    77         }

    78     }

    79 

    80     static boolean isLayerEventControllerAdded() {

    81         Toolkit toolkit = Toolkit.getDefaultToolkit();

    82         AWTEventListener layerEventController = null;

    83         for (AWTEventListener listener : toolkit.getAWTEventListeners()) {

    84             if (listener instanceof AWTEventListenerProxy) {

    85                 listener = ((AWTEventListenerProxy)listener).getListener();

    86 

    87             }

    88             if ("LayerEventController".equals(listener.getClass().getSimpleName())) {

    89                 if (layerEventController != null) {

    90                     throw new RuntimeException("Duplicated LayerEventController");

    91                 }

    92                 layerEventController = listener;

    93             }

    94         }

    95         boolean ret = layerEventController != null;

    96         if (ret) {

    97             System.out.println("LayerEventController found");

    98         } else {

    99             System.out.println("No LayerEventController");

   100         }

   101         return ret;

   102     }

   103 

   104     static boolean layerEventControllerMaskEquals(long mask) {

   105         Toolkit toolkit = Toolkit.getDefaultToolkit();

   106         AWTEventListener layerEventController = null;

   107         for (AWTEventListener listener : toolkit.getAWTEventListeners(mask)) {

   108             if (listener instanceof AWTEventListenerProxy) {

   109                 listener = ((AWTEventListenerProxy)listener).getListener();

   110 

   111             }

   112             if ("LayerEventController".equals(listener.getClass().getSimpleName())) {

   113                 if (layerEventController != null) {

   114                     throw new RuntimeException("Duplicated LayerEventController");

   115                 }

   116                 layerEventController = listener;

   117             }

   118         }

   119         boolean ret = layerEventController != null;

   120         if (ret) {

   121             System.out.println("LayerEventController with the correct mask found");

   122         } else {

   123             System.out.println("No LayerEventController with the correct mask");

   124         }

   125         return ret;

   126     }

   127 

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

   129         SwingUtilities.invokeAndWait(new Runnable() {

   130             public void run() {

   131                 bug6872503.createGui();

   132             }

   133         });

   134     }

   135 }