Name: boT120536 Date: 02/22/2001


ava version "1.3.0"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.3.0-C)
Java HotSpot(TM) Client VM (build 1.3.0-C, mixed mode)




If JDialog (created with parent JFrame) location over this JFrame,
so as when JPopupMenu is show (with parent JDialog),
it body wholly appears above the this JFrame, then exception occurred.
|----------------------|
| |------------------| |
| | |-------------| | |
| | | | | |
| | | | | |
| | | JPopupMenu| | |
| | |-------------| | |
| | | |
| | JDialog | |
| |------------------| |
| |
| JFrame |
|----------------------|

If part of JPopupMenu is not appears above the this JFrame, all right.
|----------------------|
| |------------------|
| | |-------------| |
| | | | |
| | | | |
| | | JPopupMenu | |
| | |-------------| |
| | |
| | JDialog |
| |------------------|
| |
| JFrame |
|----------------------|



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

public class gogi implements ActionListener
{
    
static public void main(String args[])
{
new gogi();
}

JFrame frame = new JFrame("frame");
JDialog dialog = new JDialog(frame, "dialog");
JButton button = new JButton("push");
JPopupMenu popupmenu = new JPopupMenu("pm");

public gogi(){
frame.getContentPane().setLayout(null);
frame.setBounds(100, 100, 300, 300);
dialog.setBounds(150, 150, 100, 100);
dialog.setModal(true);
dialog.setResizable(false);
dialog.getContentPane().setLayout(new BorderLayout());
dialog.getContentPane().add("Center", button);
button.addActionListener(this);
popupmenu.add(new JMenuItem("1"));
popupmenu.add(new JMenuItem("2"));
frame.setVisible(true);
dialog.setVisible(true);
}

public void actionPerformed(ActionEvent e){
popupmenu.show(dialog, button.getX(), button.getX());
}
}


popupmenu show if it completely does not hit over frame,
else throw exception

gogi.class successfully loaded
Exception occurred during event dispatching:
java.lang.Error: Do not use javax.swing.JFrame.add() use
javax.swing.JFrame.getContentPane().add() instead
    at javax.swing.JFrame.createRootPaneException(JFrame.java:333)
    at javax.swing.JFrame.addImpl(JFrame.java:355)
    at java.awt.Container.add(Container.java:210)
    at javax.swing.JPopupMenu$JPanelPopup.show(JPopupMenu.java:1741)
    at javax.swing.JPopupMenu.setVisible(JPopupMenu.java:858)
    at javax.swing.JPopupMenu.show(JPopupMenu.java:981)
    at gogi.actionPerformed(gogi.java:34)
    at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1066)
    at javax.swing.AbstractButton$ForwardActionEvents.actionPerformed
(AbstractButton.java:1101)
    at javax.swing.DefaultButtonModel.fireActionPerformed
(DefaultButtonModel.java:378)
    at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:250)
    at javax.swing.plaf.basic.BasicButtonListener.mouseReleased
(BasicButtonListener.java:204)
    at java.awt.Component.processMouseEvent(Component.java:3160)
    at java.awt.Component.processEvent(Component.java:2999)
    at java.awt.Container.processEvent(Container.java:990)
    at java.awt.Component.dispatchEventImpl(Component.java:2394)
    at java.awt.Container.dispatchEventImpl(Container.java:1035)
    at java.awt.Component.dispatchEvent(Component.java:2307)
    at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:2043)
    at java.awt.LightweightDispatcher.processMouseEvent(Container.java:1827)
    at java.awt.LightweightDispatcher.dispatchEvent(Container.java:1730)
    at java.awt.Container.dispatchEventImpl(Container.java:1022)
    at java.awt.Window.dispatchEventImpl(Window.java:749)
    at java.awt.Component.dispatchEvent(Component.java:2307)
    at java.awt.EventQueue.dispatchEvent(EventQueue.java:287)
    at java.awt.EventDispatchThread.pumpOneEvent(EventDispatchThread.java:103)
    at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:92)
    at java.awt.EventDispatchThread.run(EventDispatchThread.java:83)
(Review ID: 117286)
======================================================================