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Article View: borland.public.jbuilder.java.swing
Article #10172

Re: Get width of JPopupMenu

#10172
From: David Sykes
Date: Thu, 04 Nov 1999 00:00
32 lines
1727 bytes
Hi Paul,

Thanks for your response. I will test it again, but if I remember correctly
I already tried that with no effect. :-(.

That would seem to me to be a little bit of a shortcoming in Swing, if I
can't no the size of something before it is actually displayed! It makes
placing this nicely on the screen a little difficult.

Thanks,
David Sykes
edv consulting

Paul Furbacher [TeamB] <pf@bilbo.bio.purdue.edu> wrote in message
news:38211CDA.15EBE343@bilbo.bio.purdue.edu...
> David Sykes wrote:
>
> > I have a JPopupMenu that I would like to place to the left of a given
> > control. Unfortunately, all of the getSize(), getWidth(), getBounds()
> > methods return a width of 0 before the menu is displayed.
> >
> > Does anybody know of a way to get the width of the popup _BEFORE_ it is
> > displayed?
>
> I'm just guessing and don't have time to test this: JPopupMenu has
> a public "pack()" method.  Try doing that and then get the size.
> Packing may force the "realization" of the component: until a
> component has been realized and laid out, it doesn't have any
> dimensions.
>
>
> Paul Furbacher  (TeamB)
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From: "David Sykes" <SykesD@bigfoot.com>
Subject: Re: Get width of JPopupMenu
Date: 1999/11/04
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