I posted a small article on working with Stack- and WrapPanels in the Ribbon interface under the MapBasic topic this morning.
Thanks @Anshul Goel? for giving me a hand making these work.
The following link is no longer available. To access this information, copy the title found in the url into the search tool on the top nav bar, or try searching for key words in the post. https://li360.pitneybowes.com/s/question/0D58000004WYBe6CAH/ribbon-stackpanels-versus-wrappanels