1 /*
   2  * Copyright (c) 2015, 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 8025815
  28  * @summary Child FileDialog of modal dialog does not get focus on Gnome
  29  * @author Semyon Sadetsky
  30  */
  31 
  32 import javax.swing.*;
  33 import java.awt.*;
  34 import java.awt.event.*;
  35 import java.awt.image.BufferedImage;
  36 import java.lang.reflect.InvocationTargetException;
  37 import java.util.concurrent.TimeUnit;
  38 import java.util.concurrent.locks.Condition;
  39 import java.util.concurrent.locks.ReentrantLock;
  40 
  41 public class FileDialogModalFocusTest {
  42     public static void main(String[] args) throws Exception {
  43         Frame frame = new Frame();
  44         FileDialog fileDialog = new FileDialog((Frame) null);
  45         test(frame, fileDialog);
  46         frame = new Frame();
  47         fileDialog = new FileDialog(frame);
  48         test(frame, fileDialog);
  49         System.out.println("ok");
  50     }
  51 
  52     private static void test(final Frame frame, final FileDialog fileDialog)
  53             throws InterruptedException, InvocationTargetException,
  54             AWTException {
  55         Button button = new Button();
  56         button.setBackground(Color.RED);
  57         button.addActionListener(new ActionListener() {
  58             @Override
  59             public void actionPerformed(ActionEvent e) {
  60                 fileDialog.setVisible(true);
  61             }
  62         });
  63         frame.add(button);
  64         frame.setSize(200, 200);
  65         EventQueue.invokeAndWait(new Runnable() {
  66             @Override
  67             public void run() {
  68                 frame.setVisible(true);
  69             }
  70         });
  71         Robot robot = new Robot();
  72         robot.setAutoDelay(200);
  73         robot.waitForIdle();
  74         Point point = button.getLocationOnScreen();
  75         point.translate(100, 100);
  76         robot.mouseMove(point.x, point.y);
  77         robot.mousePress(InputEvent.BUTTON1_MASK);
  78         robot.mouseRelease(InputEvent.BUTTON1_MASK);
  79         int delay = 0;
  80         while (frame.isFocused() && delay < 2000) {
  81             robot.delay(50);
  82             delay += 50;
  83         }
  84         ReentrantLock lock = new ReentrantLock();
  85         Condition condition = lock.newCondition();
  86         button.addComponentListener(new ComponentAdapter() {
  87             @Override
  88             public void componentResized(ComponentEvent e) {
  89                 lock.lock();
  90                 condition.signal();
  91                 lock.unlock();
  92             }
  93         });
  94         lock.lock();
  95         EventQueue.invokeLater(new Runnable() {
  96             @Override
  97             public void run() {
  98                 frame.setExtendedState(JFrame.MAXIMIZED_BOTH);
  99             }
 100         });
 101         condition.await(5, TimeUnit.SECONDS);
 102         lock.unlock();
 103         robot.delay(200);
 104         robot.waitForIdle();
 105         EventQueue.invokeAndWait(new Runnable() {
 106             @Override
 107             public void run() {
 108                 button.requestFocus();
 109                 Point p = new Point(button.getWidth() - 10, button.getHeight() - 10);
 110                 SwingUtilities.convertPointToScreen(p, button);
 111                 robot.mouseMove(p.x, p.y);
 112                 robot.mousePress(InputEvent.BUTTON1_MASK);
 113                 robot.mouseRelease(InputEvent.BUTTON1_MASK);
 114             }
 115         });
 116         robot.waitForIdle();
 117         Point p = new Point(100, 100);
 118         SwingUtilities.convertPointToScreen(p, button);
 119         BufferedImage image = robot.createScreenCapture(
 120                 new Rectangle(p,
 121                         new Dimension(button.getWidth() - 200,
 122                                 button.getHeight() - 200)));
 123         boolean found = false;
 124         for (int x = 0; x < image.getWidth(); x+=50) {
 125             for (int y = 0; y < image.getHeight(); y+=50) {
 126                 if( (image.getRGB(x, y) & 0x00FFFF) != 0 ) {
 127                     found = true;
 128                     break;
 129                 };
 130             }
 131         }
 132         frame.dispose();
 133         robot.waitForIdle();
 134         fileDialog.dispose();
 135         if(!found) {
 136             throw new RuntimeException("file chooser is underneath");
 137         }
 138     }
 139 }