getPreferredSize behaviour

From: Mike H (hanmjau_at_yahoo.com.au)
Date: 03/30/04 

Date: Tue, 30 Mar 2004 02:51:37 GMT

I've just been playing around with positioning a Swing form on a
screen.

I've discovered that if I call the getPreferredSize method within my
constructor I am getting smaller numbers in my Dimension than if I
call getPreferredSize from main.

Can anyone tell me why?

Cheers
Mike