[racket] Modal dialog that disables its parent's menu bar in Racket/GUI?

At Thu, 5 Apr 2012 10:36:19 +0800, 张超 wrote:
>    1. Using racket gui library, I find I can't a real modal dialog that
>    when it's showed, it's impossible to activate its parent window.
>    2. Although the dialog will block its parent's eventspace, the menu bar
>    in parent window can be clicked, and thus the same dialog can be showed
>    again and again.

That's a bug in `racket/gui' (specific to the Win32 back end).
I've pushed a repair to the Racket git repo.

Thanks for the report!