KeyEventForBadFocusOwnerTest.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
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 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
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/*
  @test
  @bug 4476629
  @library ../../../../javax/swing/regtesthelpers
  @build Util
  @summary KeyEvents dispatched to old focus owner that is no longer showing
  @author [email protected]: area=awt.focus
  @run main KeyEventForBadFocusOwnerTest
*/

/**
 * KeyEventForBadFocusOwnerTest.java
 *
 * summary: KeyEvents dispatched to old focus owner that is no longer showing
 */


import java.awt.Robot;

import java.awt.event.*;

import javax.swing.*;
import javax.swing.event.*;

public class KeyEventForBadFocusOwnerTest {
    final static String ITEM_ONE_TEXT = "one";
    final static String ITEM_TWO_TEXT = "two";

    volatile static boolean itemOneSelected = false;
    volatile static boolean itemTwoSelected = false;
    volatile static boolean unexpectedItemSelected = false;

    static Robot robot;

    public static void main(String[] args) throws Exception {
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                JFrame frame = new JFrame("TEST");
                JMenuBar mb = new JMenuBar();
                JMenu one = new JMenu(ITEM_ONE_TEXT);
                JMenu two = new JMenu(ITEM_TWO_TEXT);

                mb.add(one);
                mb.add(two);

                ActionListener al = new ActionListener() {
                    public void actionPerformed(ActionEvent ae) {
                        String itemText = ((JMenuItem)ae.getSource()).getText();
                        System.out.println("--> " + itemText);
                        unexpectedItemSelected = true;
                    }
                };
                one.setMnemonic(KeyEvent.VK_O);
                JMenuItem item = new JMenuItem("one 1");
                item.setMnemonic(KeyEvent.VK_O);
                item.addActionListener(al);
                one.add(item);
                one.add("two");
                one.add("three");

                two.setMnemonic(KeyEvent.VK_T);
                item = new JMenuItem("two 2");
                item.setMnemonic(KeyEvent.VK_T);
                item.addActionListener(al);
                two.add(item);
                two.add("three");
                two.add("four");

                PopupMenuListener popupMenuListener = new PopupMenuListener() {
                    public void popupMenuWillBecomeVisible(PopupMenuEvent e) {
                        System.out.print(e);
                        System.out.print(e.getSource());
                        String itemText = ((JPopupMenu)e.getSource()).getName();
                        System.out.println("Menu " + itemText + "is opened.");
                        switch(itemText) {
                            case ITEM_ONE_TEXT:
                                itemOneSelected = true;
                                break;
                            case ITEM_TWO_TEXT:
                                itemTwoSelected = true;
                                break;
                        }
                    }

                    public void popupMenuWillBecomeInvisible(PopupMenuEvent e) {}
                    public void popupMenuCanceled(PopupMenuEvent e) {}
                };
                one.getPopupMenu().setName(ITEM_ONE_TEXT);
                two.getPopupMenu().setName(ITEM_TWO_TEXT);
                one.getPopupMenu().addPopupMenuListener(popupMenuListener);
                two.getPopupMenu().addPopupMenuListener(popupMenuListener);
                frame.setJMenuBar(mb);
                frame.setSize(100,100);
                frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
                frame.pack();
                frame.setVisible(true);
            }
        });


        robot = new Robot();
        robot.setAutoDelay(100);
        robot.waitForIdle();

        Util.hitMnemonics(robot, KeyEvent.VK_O);
        Util.hitMnemonics(robot, KeyEvent.VK_T);

        robot.waitForIdle();
        Thread.sleep(1000); // workaround for MacOS

        if (unexpectedItemSelected) {
            throw new Exception("Test failed. KeyEvent dispatched to old focus owner. ");
        }
        if (!itemOneSelected || !itemTwoSelected) {
            throw new Exception("Not all expected events were received");
        }
    }
}