GNU bug report logs - #46119
28.0.50; this-error-recenter

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From: Juri Linkov <juri <at> jurta.org>
To: Tino Calancha <tino.calancha <at> gmail.com>
Cc: 46119 <at> debbugs.gnu.org, uyennhi.qm <at> gmail.com
Subject: bug#46119: 28.0.50; this-error-recenter
Date: Wed, 27 Jan 2021 11:19:19 +0200

> +(defun this-error-recenter (&optional arg)
> +  "Recenter the current displayed error in the `next-error' buffer."
> +  (interactive "P")
> +  (if (not (or (eq major-mode 'occur-mode)
> +               (derived-mode-p 'compilation-mode)))
> +      (user-error "This command is for *Occur* or *Grep* buffers")
> +    (funcall next-error-function 0 nil)
> +    (recenter-top-bottom arg)
> +    (pop-to-buffer next-error-last-buffer)))

I wonder why restrict this only to occur and compilation?

Like C-M-v/C-M-S-v and M-PgUp/M-PgDown can scroll up/down other window
in any mode, you can use such code to recenter other window everywhere:

  (with-selected-window (other-window-for-scrolling) (recenter-top-bottom))

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