1 /*
   2  * Copyright (c) 2008, 2018, 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   @key headful
  27   @bug       4685768
  28   @summary   Tests that it's possible to manually request focus on a disabled component.
  29   @library   ../../regtesthelpers
  30   @build     Util
  31   @run       main RequestFocusToDisabledCompTest
  32 */
  33 
  34 import java.awt.Robot;
  35 import javax.swing.*;
  36 import java.awt.*;
  37 import test.java.awt.regtesthelpers.Util;
  38 
  39 public class RequestFocusToDisabledCompTest {
  40     Robot robot;
  41     JFrame frame = new JFrame("Frame");
  42     JButton b0 = new JButton("b0");
  43     JButton b1 = new JButton("b1");
  44 
  45     public static void main(String[] args) {
  46         RequestFocusToDisabledCompTest app = new RequestFocusToDisabledCompTest();
  47         app.init();
  48         app.start();
  49     }
  50 
  51     public void init() {
  52         robot = Util.createRobot();
  53         frame.add(b0);
  54         frame.add(b1);
  55         frame.setLayout(new FlowLayout());
  56         frame.pack();
  57 
  58         b1.setEnabled(false);
  59     }
  60 
  61     public void start() {
  62         Util.showWindowWait(frame);
  63 
  64         if (!b0.hasFocus()) {
  65             // Request focus on b0.
  66             if (!Util.focusComponent(b0, 2000)) {
  67                 throw new TestErrorException("couldn't focus " + b0);
  68             }
  69         }
  70 
  71         // Try to request focus on b1.
  72         if (!Util.focusComponent(b1, 2000)) {
  73             throw new TestFailedException("focus wasn't requested on disabled " + b1);
  74         }
  75         System.out.println("Test passed.");
  76     }
  77 }
  78 
  79 /**
  80  * Thrown when the behavior being verified is found wrong.
  81  */
  82 class TestFailedException extends RuntimeException {
  83     TestFailedException(String msg) {
  84         super("Test failed: " + msg);
  85     }
  86 }
  87 
  88 /**
  89  * Thrown when an error not related to the behavior being verified is encountered.
  90  */
  91 class TestErrorException extends RuntimeException {
  92     TestErrorException(String msg) {
  93         super("Unexpected error: " + msg);
  94     }
  95 }