1 /*
   2  * Copyright (c) 2008, 2016, 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   @author    Anton Tarasov: area=awt.focus
  30   @library   ../../regtesthelpers
  31   @build     Util
  32   @run       main RequestFocusToDisabledCompTest
  33 */
  34 
  35 import java.awt.Robot;
  36 import javax.swing.*;
  37 import java.awt.*;
  38 import java.awt.event.*;
  39 import java.applet.Applet;
  40 import test.java.awt.regtesthelpers.Util;
  41 
  42 public class RequestFocusToDisabledCompTest extends Applet {
  43     Robot robot;
  44     JFrame frame = new JFrame("Frame");
  45     JButton b0 = new JButton("b0");
  46     JButton b1 = new JButton("b1");
  47 
  48     public static void main(String[] args) {
  49         RequestFocusToDisabledCompTest app = new RequestFocusToDisabledCompTest();
  50         app.init();
  51         app.start();
  52     }
  53 
  54     public void init() {
  55         robot = Util.createRobot();
  56         frame.add(b0);
  57         frame.add(b1);
  58         frame.setLayout(new FlowLayout());
  59         frame.pack();
  60 
  61         b1.setEnabled(false);
  62     }
  63 
  64     public void start() {
  65         Util.showWindowWait(frame);
  66 
  67         if (!b0.hasFocus()) {
  68             // Request focus on b0.
  69             if (!Util.focusComponent(b0, 2000)) {
  70                 throw new TestErrorException("couldn't focus " + b0);
  71             }
  72         }
  73 
  74         // Try to request focus on b1.
  75         if (!Util.focusComponent(b1, 2000)) {
  76             throw new TestFailedException("focus wasn't requested on disabled " + b1);
  77         }
  78         System.out.println("Test passed.");
  79     }
  80 }
  81 
  82 /**
  83  * Thrown when the behavior being verified is found wrong.
  84  */
  85 class TestFailedException extends RuntimeException {
  86     TestFailedException(String msg) {
  87         super("Test failed: " + msg);
  88     }
  89 }
  90 
  91 /**
  92  * Thrown when an error not related to the behavior being verified is encountered.
  93  */
  94 class TestErrorException extends RuntimeException {
  95     TestErrorException(String msg) {
  96         super("Unexpected error: " + msg);
  97     }
  98 }