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bug#16129: 24.3.50; Emacs slow with follow-mode when buffer ends before


From: Eli Zaretskii
Subject: bug#16129: 24.3.50; Emacs slow with follow-mode when buffer ends before last window
Date: Mon, 13 Jan 2014 18:16:00 +0200

> Date: Mon, 13 Jan 2014 12:41:14 +0100
> From: Anders Lindgren <andlind@gmail.com>
> Cc: Stefan Monnier <monnier@iro.umontreal.ca>, 16129@debbugs.gnu.org
> 
> Sounds like a good idea to post this feature request. However, being a
> realist, I doubt that this will happen anytime soon.

You mean, the list of requirements, or their implementation?  I hoped
the former should not be too hard to come up with, especially for
someone who is familiar with follow-mode.

> I would suggest that we also post feature requests for things that would
> help the situation on a shorter time scale. Primarily, I would like to be
> able, on a window-by-window basis, control whether or not a window should
> be recentered, when empty.

What should Emacs do instead of recentering a window?

> While I'm at it. I updated to the latest trunk today and saw that cursor
> movements are a lot faster now, including the when the tail is showing.
> However, I noticed that when the region is active, the region highlight is
> not updated as fast as it is when follow-mode is off, when running the
> cursor.

This might be worth a separate bug report (with a recipe, please).





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