On 13 juil. 2011, at 10:25, laurent laffont wrote:

I guess the first do-it is:�DockingWindowMorph new openInWorld

But I get a DNU #changePropotionalLayout on GroupWindowMorph with a recent Pharo 1.3 image. What should I do?

It won't work in Pharo 1.3 out the box because it needs updated Polymorph. You need to apply patches from Gary: �http://code.google.com/p/pharo/issues/detail?id=4391

OK, there is a slice but I can't find it in either PharoInbox or PharoTreatedInbox. Any idea?

SLICE-Issue-4391-Support-grouping-windows-as-tab-LaurentLaffont.1