From: martin rudalics <rudalics@gmx.at>
To: Alan Mackenzie <acm@muc.de>
Cc: 37213@debbugs.gnu.org
Subject: bug#37213: Execute set-window-margins. left-margin-width remains 0.
Date: Sun, 1 Sep 2019 10:26:35 +0200 [thread overview]
Message-ID: <af01076e-704b-88b5-bc27-65061d15e0ab@gmx.at> (raw)
In-Reply-To: <20190831140736.GE4822@ACM>
> Is the read value well-defined? Never having set it, the value it has
> seems always to be 0.
All margin-related values are zero by default.
> But even if it is well-defined, is it useful for
> anything?
To keep you informed about the sizes of the margins of a window
whenever the buffer will be shown in it via 'set-window-buffer'.
> Yes, that's the thing. We don't have "window local variables" in Emacs,
> so anything specific to a window needs a function interface with the
> window being one of the parameters.
Right. Windows behave like frames in this regard.
> I've proposed a simple amendment to the "Display Margins" page of the
> elisp manual, saying "don't use these variables to ....!". This would
> solve the misunderstanding I experienced earlier.
Hmm... What is the "current width of the left or right margin"?
martin
next prev parent reply other threads:[~2019-09-01 8:26 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-28 18:53 bug#37213: Execute set-window-margins. left-margin-width remains 0 Alan Mackenzie
2019-08-28 19:14 ` Eli Zaretskii
2019-08-28 19:57 ` Alan Mackenzie
2019-08-29 6:42 ` Eli Zaretskii
2019-08-31 11:59 ` Alan Mackenzie
2019-08-31 12:13 ` Eli Zaretskii
2019-08-29 7:46 ` martin rudalics
2019-08-31 14:07 ` Alan Mackenzie
2019-09-01 8:26 ` martin rudalics [this message]
2019-09-01 9:48 ` Alan Mackenzie
2019-09-01 12:19 ` martin rudalics
2019-09-01 12:42 ` Alan Mackenzie
2019-08-29 7:46 ` martin rudalics
[not found] ` <handler.37213.B.156701844019660.ack@debbugs.gnu.org>
2019-08-31 14:39 ` Alan Mackenzie
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