From: Matthias Ludwig <matthias@...>
Date: 2006-09-27T19:12:46+09:00
Subject: Re: Problem with TkMenu::add_cascade - SOLVED

> That is NOT a bug of Ruby/Tk. Tcl/Tk will give you a same result. 
> Probably, your trouble depends on the relationship between the 
> menu and the cascade menu.
> Please try to make the cascade menu as a daughter of the menu
> (e.g. "sub = TkMenu.new(menu)"). 
>                         ^^^^

That's it, thanks a lot!

One thing i noticed while testing:
it also depends on the windowmanager. On KDE (for example) the "bad" 
code works fine, on fluxbox it doesn't...

best regards,
Matthias