I wrote a post a few years ago entitled How to Run VBA Macros from a Ribbon Button in Visio 2010, and was recently asked how to add the custom buttons to an existing tab. Well, it got me thinking that I don’t really like having any VBA code in my Visio diagram documents, so I thought I would explain how all the code can be in a macro-enabled stencil so that it can be used with many different diagram documents. It turned out to be a very easy modification….
