bug#33320: 27.0.50; `describe-key' fails to display help for C-mouse-3

[Robert Pluim]

Glenn Morris <rgm@gnu.org> writes:

> Richard Stallman wrote:
>
>>   > I don't think we can do that with all toolkits, because once Emacs
>>   > pops up the menu, the toolkit has control.
>>
>> Are any of the supported display methods not worth supporting any more?
>> In principle, we could drop any that users don't care about any more.
>
> This has been discussed before, see eg https://debbugs.gnu.org/26180 .
> The Motif and "no toolkit" toolkits are very little used
> (see eg https://debbugs.gnu.org/stats/emacs.html).

As mentioned in that bug, the other toolkits are useful for sanity
checking.

> The Lucid/Athena toolkit is a bit more popular. I use and like it
> myself, but would be willing to see it go if it made life substantially
> easier for the people maintaining these areas of Emacs.
> I also think GTK+ v2 could go, frankly, though that could be a bit 
> contentious.
> That would leave only GTK+ v3 (ie, support only the current stable GTK+).
>

GTK+ v2 could go I guess, but I donʼt think it causes too many
problems. The problems I have stem mostly from the mixing of GTK and
X11 calls, so the goal there should be to remove the direct calls into
X11 (especially since at some point X11 will disappear to be replaced
by Wayland).

Robert