Re: showInternalxxxDialog doesn't work (for me)

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#10954

From: Lars Roe
Date: Wed, 28 Jul 1999 00:00

47 lines
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Try giving it a parent Frame instead of null.

Carlos Javier Castro Pena wrote:
> 
> I have been trying for a long time to display Internal Dialogs, but I
> wasn't successful. Usualy I get this exception:
> 
> java.lang.RuntimeException: JOptionPane: parentComponent does not have a
> 
> valid parent
>  at com.sun.java.swing.JOptionPane.createInternalFrame(Compiled Code)
>  at com.sun.java.swing.JOptionPane.showInternalOptionDialog(Compiled
> Code)
>  at
> ittc.phoenix.phclient.ClientFrame.menuHelpAbout_actionPerformed(ClientFrame.java:2084)
> 
>  at
> ittc.phoenix.phclient.ClientFrame$2.actionPerformed(ClientFrame.java:205)
> 
>  at java.awt.MenuItem.processActionEvent(MenuItem.java:436)
>  at java.awt.MenuItem.processEvent(MenuItem.java:400)
>  at java.awt.MenuComponent.dispatchEventImpl(Compiled Code)
>  at java.awt.MenuComponent.dispatchEvent(MenuComponent.java:169)
>  at java.awt.EventDispatchThread.run(EventDispatchThread.java:84)
> 
> The code is:
> 
> JOptionPane.showInternalOptionDialog(null,"MESSAGE",
>                                             "TITLE",
> 
> JOptionPane.OK_CANCEL_OPTION,
>                                             JOptionPane.ERROR_MESSAGE,
>                                             null, //icon
>                                             null,
>                                             null);
> 
> The class:
> 
> public class ClientFrame extends JFrame
> 
> I currently use JDK 1.1.8 + Swing 1.1.1 . How should I solve this
> problem?

-- 
Lars Roe
612-624-6711
roex0029@tc.umn.edu

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From: Lars Roe <roex0029@tc.umn.edu>
Subject: Re: showInternalxxxDialog doesn't work (for me)
Date: 1999/07/28
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