can't answer your question myself, but take a look at this...

http://www.flex-flex.net/blog/article.asp?id=9

which has a resizing titlewindow in it

if you download the source you may get some clues.

--- In flexcoders@yahoogroups.com, "Janis Radins" <[EMAIL PROTECTED]> wrote:
>
> Hey people!
> 
> 
> I have here problem with refreshing contents of Panel instance.
> In order to have exact functionality I need, i have extended my
panel class
> with some simple things like dataProvider variable which is managed
inside
> updateDisplayList.
> In that method I am creating some bunch of child objects which are
added to
> container by addChild.
> The problem is that newly added children doesn't appear on screen
until I
> modify panel size.
> First thought was to issue invalidateDisplayList/size/properties but no
> luck, they all do nothing.
> 
> Anyone have any thoughts what exactly is happening when size changes
thats
> stronger than those 3 updaters?
> 
> To be precise that is not exact Panel or TitleWindow from components
folder,
> but my own class that extends them to implements drag resize and
> minimization, though to make sure this is not my mistake I tried to
do very
> same thing with default Panel component and everything stays the same.
> 
> Any ideas are appreciated!
> 
> Yanis
>


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