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From: | martin rudalics |
Subject: | Re: Can we make set_point_both less expensive? |
Date: | Sun, 22 Mar 2015 15:11:12 +0100 |
> It's known well enough in pre-redisplay-function that we can use this > information to setup an overlay to highlight the region. And we haven't > had bug-reports yet about this "approximation" being imprecise (tho > I admittedly fixed just such a bug between 24.4 and 25.1). One thing that's troubling me is that in pre-redisplay-function this-command is apparently always nil. For example: (defun show-this-command (&windows) "..." (message "This command is %s" this-command)) (add-function :after pre-redisplay-function #'show-this-command) martin
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