bug#15748: 24.3.50; `customize-group': Provide a way to hide/show all values

[Lars Ingebrigtsen <larsi@gnus.org>]

Howard Melman <hmelman@gmail.com> writes:

> When exploring new packages I often use customize-group to see what
> settings I can change but it defaults to not showing the values and also 
> showing only the first line of each docstring requiring me to click on 
> "More" for every option.  Having a command to show/hide all values 
> would be very convenient in this case.

I've now added this to Emacs 29 (as custom-toggle-hide-all-variables/`H/).

> It would be nice to model this on org-cycle and the new outline-cycle
> command so that S-TAB cycles through the various display states of all
> options at once.  Such a cycle command should also appear in the 
> Custom menu.
>
> Currently <S-tab> is bound to widget-backward in customize buffers but
> perhaps it and widget-forward could move to C-c C-n/p or M-n/p
> or something else instead.

I don't think we can move the S-<tab> bindings -- we use them all over
the place.  I see the charm of reusing Org bindings here, but it's
unfortunate that they clash with navigation commands common to most
other modes.

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no