walt wrote:
Well very many thanks. I would never have found the solution as I
was
looking in the completely wrong direction. I'll dig a bit deeper now so
maybe I will even understand why this happens.
Just beat me to it :)
This (event propagation) is a fairly common concept in GUI programming,
the details vary a lot though. The idea is to allow objects to handle
events they use and pass on the ones they don't.
Anyway, glad to help.