Subject: Re: bug#4892: compute_motion, mouse_position

From: Stefan Monnier <[email-masked]>
Date: Mon, 09 Nov 2009 14:46:17 -0500

> I've run into problems with mouse-position and compute-motion while
> debugging the broken drag&drop mechanism for faces in the NS port.
> These problems are probably not specific to NS.

Both sound like generic bugs, indeed.

Until they get fixed, I recommend you try and use posn-at-point and
posn-at-x-y rather than compute-motion, whenever possible.
For mouse-position, try to use the position info included in input
(mouse) events instead.

        Stefan