I think the event handlers (your code references) need to return false in order for the underlying widget manager to allow another widget to handle the event. This is only a guess.
_____________________________________________________
Jeff
japhy Pinyan,
P.L., P.M., P.O.D, X.S.:
Perl,
regex,
and
perl
hacker
How can we ever be the sold short or the cheated, we who for every service have long ago been overpaid? ~~ Meister Eckhart