Hi, I'd like to know how can I disable a button in my custom toolbar
when there is no workbook open. Just like, for example, the print button
is disabled when there is no workbook open. This toolbar is from an
addin I'm developing. Thanks to anyone who can answer!

Regards,
--
Beto
Reply: Erase between the dot (inclusive) and the @.
Responder: Borra la frase obvia y el punto previo.