GNU bug report logs - #18195
24.3.92; window-screen-lines is not accurate

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Package: emacs;

Reported by: Dmitry <dgutov <at> yandex.ru>

Date: Tue, 5 Aug 2014 02:01:01 UTC

Severity: normal

Found in version 24.3.92

Done: Eli Zaretskii <eliz <at> gnu.org>

Bug is archived. No further changes may be made.

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Message #163 received at 18195 <at> debbugs.gnu.org (full text, mbox):

From: martin rudalics <rudalics <at> gmx.at>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 18195 <at> debbugs.gnu.org, dgutov <at> yandex.ru
Subject: Re: bug#18195: 24.3.92; window-screen-lines is not accurate
Date: Fri, 08 Aug 2014 10:41:13 +0200

>> There is no other buffer.  Everything is done in the buffer where the
>> overlay is supposed to appear.
>
> How do you prevent the overlay from momentarily flashing in the
> window?

I'd instantaneously file a bug report.  Seriously, why should

(let ((overlay (make-overlay (point-min) (point-max))))
  (overlay-put overlay 'display "???????")
  (prog1
      (window-text-pixel-size)
    (delete-overlay overlay)))

cause a "momentarily flashing in the window"?

martin
This bug report was last modified 10 years and 289 days ago.

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