This seems to work for ExtJS 4.0 too.
Just do
panel.setHeight(null)
(and if necessary panel.setWidth(null) )
after changing the content of the panel and autosizing will be reactivated again.
However this should be done automatically and it would be nice if version 4.0.2 could do this.
Last edited by birru; 7 Jun 2011 at 5:08 AM.
Reason: typo