JMenuItem and Canvas

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3 total messages Started by J. Berg Sat, 28 Feb 2004 17:44

#1248

Author: J. Berg
Date: Sat, 28 Feb 2004 17:44

7 lines
974 bytes

Why JMenuItem shows under Canvas?
I'm using setJMenuBar method on frame.
getContentPane().add() method don't work too.

Thanks

J. Berg

Re: JMenuItem and Canvas

#1250

Author: John McGrath [TeamB]
Date: Mon, 01 Mar 2004 05:37

18 lines
1404 bytes

On 2/28/2004 at 12:44:38 PM, J. Berg wrote:

> Why JMenuItem shows under Canvas?
> I'm using setJMenuBar method on frame.
> getContentPane().add() method don't work too.

Because Canvas is a heavyweight component and JMenuItem is lightweight.
You should generally avoid using heavyweight components along with
Swing.  So avoid the components in the package "java.awt".

-- 
Regards,

John McGrath [TeamB]

---------------------------------------------------
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Re: JMenuItem and Canvas

#1254

Author: J. Berg
Date: Mon, 01 Mar 2004 11:09

28 lines
1999 bytes

Thanks for your explanation :-)

J. Berg

Jo�o Henrique Berg dos Santos joaoJo�o Henrique Berg dos Santos
joao.hbsantos@terra.com.br Presidente Prudente - SP H� tr�s coisas que nunca
voltam atr�s: a flecha lan�ada, a palavra pronunciada e a oportunidade
perdida.
"John McGrath [TeamB]" <ng-b@JPMcGrath.net> escreveu na mensagem
news:4042cbfd$1@newsgroups.borland.com...
> On 2/28/2004 at 12:44:38 PM, J. Berg wrote:
>
> > Why JMenuItem shows under Canvas?
> > I'm using setJMenuBar method on frame.
> > getContentPane().add() method don't work too.
>
> Because Canvas is a heavyweight component and JMenuItem is lightweight.
> You should generally avoid using heavyweight components along with
> Swing.  So avoid the components in the package "java.awt".
>
> -- 
> Regards,
>
> John McGrath [TeamB]
>
> ---------------------------------------------------
> Before sending me e-mail, please read:
>     http://www.JPMcGrath.net/newsgroups/e-mail.html

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