GNU bug report logs - #76445
31.0.50; `eww' makes display property sticky

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From: Manuel Giraud <manuel <at> ledu-giraud.fr>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 76445 <at> debbugs.gnu.org, Stefan Monnier <monnier <at> iro.umontreal.ca>
Subject: bug#76445: 31.0.50; `eww' makes display property sticky
Date: Fri, 21 Feb 2025 11:04:38 +0100

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

>> From: Manuel Giraud <manuel <at> ledu-giraud.fr>
>> Date: Thu, 20 Feb 2025 20:01:04 +0100
>> 
>> Here is a recipe that makes characters typed into a bug report
>> invisible.
>> 
>>    - emacs -Q
>>    - M-x eww <RET> gnu.org <RET>
>>    - M-x report-emacs-bug <RET> foo <RET>
>> 
>> Now in the message buffer for the report, any character you type won't
>> appear.  A previous discussion with Eli on help-gnu-emacs shows that
>> this comes from an incorrect value of `text-property-default-nonsticky'.
>
> Could you see if making this part in eww-mode:
>
>   (setq text-property-default-nonsticky '((face . t) (eww-form . t)
>                                           (field . t))))
>
> set only the buffer-local value of text-property-default-nonsticky
> solves the problem without any regressions in eww-mode itself?

I have lightly tested with the attached patch.  This fixes the issue and
EWW seems to work as usual.  Thanks.

[0001-Fix-disappearing-chars-bug-76445.patch (text/x-patch, attachment)]

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-- 
Manuel Giraud

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