To reproduce the bug compile and run the sample below. Mouse through the menu and observe the menus act corectly. Click the setDelay to 0 button and again mouse through the menu.

Observe: Menus fail to repaint (go away). Solaris and Winows 98.

JCK 1.3 test failure, JMenuTest0003

import java.awt.*;
import javax.swing.*;

public class JFrame1 extends javax.swing.JFrame {
   
    javax.swing.JMenuBar JMenuBar1 = new javax.swing.JMenuBar();
javax.swing.JMenu JMenu1 = new javax.swing.JMenu();
javax.swing.JMenu JMenu2 = new javax.swing.JMenu();
javax.swing.JMenuItem JMenuItem2 = new javax.swing.JMenuItem();
javax.swing.JMenuItem JMenuItem3 = new javax.swing.JMenuItem();
javax.swing.JMenuItem JMenuItem4 = new javax.swing.JMenuItem();
javax.swing.JMenu JMenu3 = new javax.swing.JMenu();
javax.swing.JMenuItem JMenuItem5 = new javax.swing.JMenuItem();
javax.swing.JMenuItem JMenuItem6 = new javax.swing.JMenuItem();
javax.swing.JMenuItem JMenuItem7 = new javax.swing.JMenuItem();
javax.swing.JMenu JMenu4 = new javax.swing.JMenu();
javax.swing.JMenuItem JMenuItem8 = new javax.swing.JMenuItem();
javax.swing.JMenuItem JMenuItem9 = new javax.swing.JMenuItem();
javax.swing.JMenuItem JMenuItem10 = new javax.swing.JMenuItem();
javax.swing.JButton JButton1 = new javax.swing.JButton();
javax.swing.JButton JButton2 = new javax.swing.JButton();

public JFrame1() {
setJMenuBar(JMenuBar1);
getContentPane().setLayout(null);
setSize(405,305);
setVisible(false);
JMenu1.setText("foo");
JMenuBar1.add(JMenu1);
JMenu2.setText("a");
JMenu1.add(JMenu2);
JMenuItem2.setText("a");
JMenu2.add(JMenuItem2);
JMenuItem3.setText("b");
JMenu2.add(JMenuItem3);
JMenuItem4.setText("c");
JMenu2.add(JMenuItem4);
JMenu3.setText("b");
JMenu1.add(JMenu3);
JMenuItem5.setText("a");
JMenu3.add(JMenuItem5);
JMenuItem6.setText("b");
JMenu3.add(JMenuItem6);
JMenuItem7.setText("c");
JMenu3.add(JMenuItem7);
JMenu4.setText("c");
JMenu1.add(JMenu4);
JMenuItem8.setText("a");
JMenu4.add(JMenuItem8);
JMenuItem9.setText("b");
JMenu4.add(JMenuItem9);
JMenuItem10.setText("c");
JMenu4.add(JMenuItem10);
JButton1.setText("set delay 0");
getContentPane().add(JButton1);
JButton1.setBounds(52,106,268,58);
JButton2.setText("set delay 1");
getContentPane().add(JButton2);
JButton2.setBounds(52,180,268,58);
        //add listeners
DoAction doAction = new DoAction();
JButton1.addActionListener(doAction);
JButton2.addActionListener(doAction);
}

static public void main(String args[]) {
(new JFrame1()).setVisible(true);
}


class DoAction implements java.awt.event.ActionListener {
public void actionPerformed(java.awt.event.ActionEvent event) {
Object object = event.getSource();
if (object == JButton1)
JButton1_action(event);
else if (object == JButton2)
JButton2_action(event);
}
}

void JButton1_action(java.awt.event.ActionEvent event) {
try {
JMenu1.setDelay(0);
JMenu2.setDelay(0);
JMenu3.setDelay(0);
JMenu4.setDelay(0);
} catch (java.lang.Exception e) {}
}


void JButton2_action(java.awt.event.ActionEvent event) {
try {
JMenu1.setDelay(1);
JMenu2.setDelay(1);
JMenu3.setDelay(1);
JMenu4.setDelay(1);
} catch (java.lang.Exception e) {}
}
}