bug#69941: 30.0.50; Faulty fontification of radio button widgets

[Eli Zaretskii]

Ping!  Any further comments about this, or changes to install?

> Cc: 69941@debbugs.gnu.org
> Date: Mon, 13 May 2024 10:19:43 -0400
> From:  Stefan Monnier via "Bug reports for GNU Emacs,
>  the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>
> 
> >> Or maybe `widget-*-add-item` should temporarily change the insertion
> >> type of the from/to markers?
> > What do you mean by "temporarily"?
> 
> I think you underestimated the meaning of:
> 
>     I'm really not familiar with the widget code
> 
> I put "really" before the "not", because I know very little about
> that code.
> 
> > Maybe it could be left up to the deactivation code to ensure that the
> > radio-button-choice widget's :from and the :from of its first child
> > coincide when deactivation (and accompanying fontification) occurs, and
> > then reset the previous values afterwards.
> 
> I suspect thinking in terms of "activation/deactivation" will not
> be helpful.  We should look at the code which does the insertion of text
> (which presumably happens, among other things, upon deactivation).
> 
> > Though that seems pretty ad hoc...
> 
> If needed, we might be able to make it less ad-hoc by defining
> a function for the purpose of (re)inserting text inside an
> existing widget.
> 
> > (and would resetting the :from affect the fontification?)
> 
> It'd be up to that new function to make sure things work as they should.
> 
> 
>         Stefan
> 
> 
> 
> 
>