1 /*
   2  * Copyright (c) 2008, 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       6522725
  27   @summary   Tests for proper request-focus-back on FOCUS_LOST.
  28   @author    Anton Tarasov: area=awt-focus
  29   @library   ../../regtesthelpers
  30   @build     Util
  31   @run       main IconifiedFrameFocusChangeTest
  32 */
  33 
  34 import java.awt.*;
  35 import java.applet.Applet;
  36 import java.awt.event.*;
  37 import test.java.awt.regtesthelpers.Util;
  38 
  39 public class IconifiedFrameFocusChangeTest extends Applet {
  40     Frame testFrame = new Frame("Test Frame");
  41     Frame otherFrame = new Frame("Other Frame");
  42     Button testButton = new Button("test button");
  43     Button otherButton = new Button("other button");
  44     Robot robot;
  45 
  46     public static void main(String[] args) {
  47         IconifiedFrameFocusChangeTest app = new IconifiedFrameFocusChangeTest();
  48         app.init();
  49         app.start();
  50     }
  51 
  52     public void init() {
  53         robot = Util.createRobot();
  54 
  55         testFrame.add(testButton);
  56         testFrame.pack();
  57         otherFrame.add(otherButton);
  58         otherFrame.pack();
  59         otherFrame.setLocation(200, 0);
  60 
  61         testButton.addFocusListener(new FocusAdapter() {
  62             public void focusLost(FocusEvent e) {
  63                 testButton.requestFocus();
  64             }
  65         });
  66     }
  67 
  68     public void start() {
  69         otherFrame.setVisible(true);
  70         Util.waitForIdle(robot);
  71         testFrame.setVisible(true);
  72         Util.waitForIdle(robot);
  73 
  74         robot.delay(1000); // additional delay is required
  75 
  76         if (!testButton.hasFocus()) {
  77             testButton.requestFocus();
  78             Util.waitForIdle(robot);
  79             if (!testButton.hasFocus()) {
  80                 throw new TestErrorException("couldn't focus " + testButton);
  81             }
  82         }
  83 
  84         /*
  85          * Iconify the Frame. Test that focus switches properly.
  86          */
  87         Runnable action = new Runnable() {
  88             public void run() {
  89                 testFrame.setExtendedState(Frame.ICONIFIED);
  90             }
  91         };
  92         if (!Util.trackFocusGained(otherButton, action, 2000, true)) {
  93             throw new TestFailedException("iconifying focused window didn't trigger focus change");
  94         }
  95 
  96         /*
  97          * Test that key events go into the focus owner.
  98          */
  99         action = new Runnable() {
 100             public void run() {
 101                 robot.keyPress(KeyEvent.VK_SPACE);
 102                 robot.delay(50);
 103                 robot.keyRelease(KeyEvent.VK_SPACE);
 104             }
 105         };
 106         if (!Util.trackActionPerformed(otherButton, action, 2000, true)) {
 107             throw new TestFailedException("Java focus owner doesn't match to the native one");
 108         }
 109 
 110         System.out.println("Test passed.");
 111     }
 112 }
 113 
 114 /**
 115  * Thrown when the behavior being verified is found wrong.
 116  */
 117 class TestFailedException extends RuntimeException {
 118     TestFailedException(String msg) {
 119         super("Test failed: " + msg);
 120     }
 121 }
 122 
 123 /**
 124  * Thrown when an error not related to the behavior being verified is encountered.
 125  */
 126 class TestErrorException extends RuntimeException {
 127     TestErrorException(String msg) {
 128         super("Unexpected error: " + msg);
 129     }
 130 }