Whenever the DebugGraphics panel is repainted, the following exception
occurs:

Exception occurred during event dispatching:
java.lang.ClassCastException
        at java.awt.swing.JComponent.getComponentGraphics(Compiled Code)
        at java.awt.swing.JComponent.paint(Compiled Code)
        at java.awt.swing.JComponent.paintChildren(Compiled Code)
        at java.awt.swing.JComponent.paint(Compiled Code)
        at java.awt.swing.JComponent.paintChildren(Compiled Code)
        at java.awt.swing.JComponent.paint(Compiled Code)
        at java.awt.swing.JComponent.paintChildren(Compiled Code)
        at java.awt.swing.JComponent.paint(Compiled Code)
        at java.awt.swing.JComponent.paintChildren(Compiled Code)
        at java.awt.swing.JComponent.paint(Compiled Code)
        at java.awt.swing.JComponent.paintChildren(Compiled Code)
        at java.awt.swing.JComponent.paint(Compiled Code)
        at java.awt.swing.JComponent.paintChildren(Compiled Code)
        at java.awt.swing.JComponent.paint(Compiled Code)
        at java.awt.swing.JComponent._paintImmediately(Compiled Code)
        at java.awt.swing.JComponent.paintImmediately(Compiled Code)
        at java.awt.swing.RepaintManager.paintDirtyRegions(Compiled Code)
        at java.awt.swing.RepaintManager$WorkRequest.run(Compiled Code)
        at java.awt.swing.SystemEventQueueUtilities.processRunnableEvent(Compile
d Code)
        at java.awt.swing.SystemEventQueueUtilities$RunnableTarget.processEvent(
Compiled Code)
        at java.awt.Component.dispatchEventImpl(Compiled Code)
        at java.awt.EventQueue.dispatchEvent(Compiled Code)
        at java.awt.EventDispatchThread.run(Compiled Code)

The panel is successfully repainted, and seems to function normally.

janet.koenig@Eng 1998-05-14

---
To reproduct the problem, step follows,
JDK1.2 beta4 "J" on Solaris 2.6 ja

1. Run SwingSet
2. Choose DebugGraphics tab
3. Choose other tab, like "Button"
4. Choose DebugGraphics again
Now you should see the same Exception above. I've also noticed that Menubar broken.

[koushi.takahashi@japan 1998-06-24]