GNU bug report logs - #60669
Linux Emacs 27.1 custom toolbar icons

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Message #15 received at 60669-done <at> debbugs.gnu.org (full text, mbox):

From: Stefan Kangas <stefankangas <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 60669-done <at> debbugs.gnu.org, David McCracken <davidm <at> ixont.com>
Subject: Re: bug#60669: Linux Emacs 27.1 custom toolbar icons
Date: Sun, 3 Sep 2023 02:41:11 -0700

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

>> Date: Sun, 8 Jan 2023 13:01:26 -0800
>> From: David McCracken <davidm <at> ixont.com>
>>
>> The Emacs 27.1 provided (apt-get install) by Ubuntu 22.04 reduces
>> support for custom toolbar icons. It only works with B/W pbm files and
>> only if located in /usr/share/emacs/27.1/etc/images and only if there
>> isn't an xpm file with the same base name. i.e. name.pbm works but not
>> if there is a name.xpm in the directory. If these conditions are not met
>> nothing is displayed.
>>
>> This does not seem to be baked into Emacs 27.1 because these
>> restrictions don't exist in Windows Emacs 27.1. They are also not
>> inherent in Linux because they don't exist in Linux Emacs 26.1.
>>
>> There are two serious problems with these seemingly unnecessary changes.
>> B/W icons reduce not just the aesthetic quality but also subtle visual
>> clues that help an icon convey its meaning. Accepting only icons in the
>> version-numbered installation directory means that custom icons are
>> wiped out by upgrading Emacs.
>>
>> The installer program I provide with my Emacs library stores its (xpm)
>> icons in ~/icons (a directory created by my installer). My library
>> accesses these by e.g.
>> (tool-bar-add-item "~/icons/lxa-pin"
>> Linux Emacs 27.1 is the only version in which this does not work. To
>> test whether it does not like that the directory is relatively insecure,
>> I tried moving my icons to /usr/local but they were still ignored. In
>> all other versions, adding the xpm extension to the reference causes it
>> to fail but I tested this anyway and it accomplished nothing.
>
> Can you please show a reproducible recipe, starting from "emacs -Q",
> that exhibits the problem you are describing?  I don't think I
> understand what exactly doesn't work in your case.
>
> Also, please use "M-x report-emacs-bug" to post the details, as that
> command collects important details about the Emacs build configuration
> that make investigation easier.
>
> Thanks.

More information was requested, but none was given within 9 months, so
I'm closing this bug.  If this is still an issue, please reply to this
email (use "Reply to all" in your email client) and we can reopen the
bug report.

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