[plt-scheme] vi mode and editor questions

>> Ah!! Apparently I was only testing bound keys, ctrl-s, ctrl-d, etc, and I
>> thought ctrl-b wasn't bound because it didn't do anything apparent on the
>> first try. But pressing ctrl-2 produces the behavior I want.
>>
>> So Robby, is there a way to unbind all ctrl-# keys in drscheme so that I can
>> get them in the editor-canvas?
>>     
>
> Maybe removing and restoring the keymap? (I didn't try, tho.) Or maybe
> there is a lower-level place to catch the events.
>
>   

BTW, Matthew helped me figure this out. The answer is to disable menu 
bindings either manually through edit -> preferences -> editing -> 
general -> menu bindings checkbox, or programmatically

(preferences:set 'framework:menu-bindings #f)