From: Eli Zaretskii <eliz@gnu.org>
To: Brahimi Saifullah <brahimi.saifullah@gmail.com>
Cc: 51995@debbugs.gnu.org
Subject: bug#51995: 29.0.50; `string-pixel-width' depends on the current window width
Date: Sat, 20 Nov 2021 09:20:51 +0200 [thread overview]
Message-ID: <83o86fthrg.fsf@gnu.org> (raw)
In-Reply-To: <84czmvbepd.fsf@gmail.com> (message from Brahimi Saifullah on Sat, 20 Nov 2021 02:04:14 -0300)
> From: Brahimi Saifullah <brahimi.saifullah@gmail.com>
> Date: Sat, 20 Nov 2021 02:04:14 -0300
>
>
> emacs -Q
> (string-pixel-width "foo")
> => 24
> (string-pixel-width "foooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo")
> => 744
> C-x 3 (or reduce the size of the current window some other way)
> (string-pixel-width "foooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo")
> => 481
> C-x 3
> (string-pixel-width "foooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo")
> => 225
> And so on. The exact values might vary per system.
>
> The problem is that, when the string's width is larger than the windows' width,
> the windows' width is returned, and not the string's.
Why is it useful to measure width of a string that is wider than the
window? Isn't it enough to know that the string is wider than the
window in that case? (This part is not currently documented, but
documenting it is easy.) What is the actual real-life situation where
this is needed?
next prev parent reply other threads:[~2021-11-20 7:20 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-20 5:04 bug#51995: 29.0.50; `string-pixel-width' depends on the current window width Brahimi Saifullah
2021-11-20 7:20 ` Eli Zaretskii [this message]
2021-11-20 8:48 ` martin rudalics
2021-11-20 9:35 ` Lars Ingebrigtsen
2021-11-20 21:36 ` Brahimi Saifullah
2021-11-20 21:42 ` Brahimi Saifullah
2021-11-21 6:34 ` Eli Zaretskii
2021-11-21 9:12 ` martin rudalics
2021-11-21 18:38 ` Brahimi Saifullah
2021-11-22 9:28 ` martin rudalics
2021-11-22 11:04 ` Lars Ingebrigtsen
2021-11-22 0:53 ` Brahimi Saifullah
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