Re: Ctrl-x Ctrl-x (exchange-point-and-mark)

[Andreas Politz]

Harry Putnam <reader@newsguy.com> writes:

> I see there are no customizing option matching
> `exchange-point-and-mark' (Ctrl-x Ctrl-x)
>
> I wondered if I can do anyghing about the current behavior where when
> the exchange is made, the area in between is selected and highlighted.
>
> I don't want to turn off the newish behavior of how regions are
> selected, where it takes two strikes of spc bar to turn it off.  I
> know there is a way to turn that off, but wondered if I might be able
> to ditch that un-wanted behavior some other way.

You could invert the meaning of the prefix arg with some advice.

(defadvice exchange-point-and-mark (before negate-interactive-arg activate)
  "Logically negate the interactive ARG."
  (interactive
   (list (not current-prefix-arg))))

-ap