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bug#9432: 24.0.50; doc string of `next-error-highlight'

From: Juri Linkov
Subject: bug#9432: 24.0.50; doc string of `next-error-highlight'
Date: Wed, 07 Sep 2011 14:48:33 +0300
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (x86_64-pc-linux-gnu)

Version: 24.2
Severity: wishlist

> But IMHO it should also be possible for vanilla Emacs users to keep the
> highlighting until some user action (a particular key/command, not just the
> *next* command).  One choice for such a key might be `C-0 C-x `' (next-error
> with 0 prefix arg).

Permanent highlighting for `next-error-highlight' is a new feature,
so it should be postponed to 24.2.

> 3. FWIW3: in Emacs -Q, even if I already have the target source file in a
> separate frame (e.g. from `C-x 5 b' after having shown it once in the same
> frame), and even if that is the *only* place it is currently displayed, `C-x 
> `'
> or hit `RET' or click a hit in *grep* still pops up the source file in the 
> same
> frame as *grep* and highlights the hit there (does not even highlight it in 
> both
> places).
> The already displayed source buffer should obviously be used, instead of
> multiplying things unnecessarily.  Or the behavior should be optional, under
> user control, and the default should be to show hits in a window already
> displaying the source buffer.

This should be customizable with `display-buffer-alist'.

> > Is this better?
> > +If `fringe-arrow', indicate the locus by the fringe arrow
> > +indefinitely until some other locus replaces it."
> Yes, thanks.


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