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       4685768
  27   @summary   Tests that it's possible to manually request focus on a disabled component.
  28   @author    Anton Tarasov: area=awt.focus
  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 java.awt.event.*;
  38 import java.applet.Applet;
  39 import test.java.awt.regtesthelpers.Util;
  40 
  41 public class RequestFocusToDisabledCompTest extends Applet {
  42     Robot robot;
  43     JFrame frame = new JFrame("Frame");
  44     JButton b0 = new JButton("b0");
  45     JButton b1 = new JButton("b1");
  46 
  47     public static void main(String[] args) {
  48         RequestFocusToDisabledCompTest app = new RequestFocusToDisabledCompTest();
  49         app.init();
  50         app.start();
  51     }
  52 
  53     public void init() {
  54         robot = Util.createRobot();
  55         frame.add(b0);
  56         frame.add(b1);
  57         frame.setLayout(new FlowLayout());
  58         frame.pack();
  59 
  60         b1.setEnabled(false);
  61     }
  62 
  63     public void start() {
  64         Util.showWindowWait(frame);
  65 
  66         if (!b0.hasFocus()) {
  67             // Request focus on b0.
  68             if (!Util.focusComponent(b0, 2000)) {
  69                 throw new TestErrorException("couldn't focus " + b0);
  70             }
  71         }
  72 
  73         // Try to request focus on b1.
  74         if (!Util.focusComponent(b1, 2000)) {
  75             throw new TestFailedException("focus wasn't requested on disabled " + b1);
  76         }
  77         System.out.println("Test passed.");
  78     }
  79 }
  80 
  81 /**
  82  * Thrown when the behavior being verified is found wrong.
  83  */
  84 class TestFailedException extends RuntimeException {
  85     TestFailedException(String msg) {
  86         super("Test failed: " + msg);
  87     }
  88 }
  89 
  90 /**
  91  * Thrown when an error not related to the behavior being verified is encountered.
  92  */
  93 class TestErrorException extends RuntimeException {
  94     TestErrorException(String msg) {
  95         super("Unexpected error: " + msg);
  96     }
  97 }