Re: guix.el: Key bindings for a "package list"

[Ludovic Courtès]

Alex Kost <address@hidden> skribis:

> Ludovic Courtès (2014-09-05 12:26 +0400) wrote:
>
>> Alex Kost <address@hidden> skribis:
>>
>>> Hello,
>>>
>>> I would like to know people's opinions about default key bindings.
>>>
>>> Currently in a buffer with a list of packages we have: "u"/"U" to
>>> unmark/unmark all.  But it leaves no room for marking for upgrade and I
>>> just bound it to "^" which is not very good.
>>>
>>> So what about combining "unmark"/"unmark all" into one key and use
>>> either:
>>>
>>> 1. "U" - unmark ("C-u U" - unmark all);
>>>    "u" - mark for upgrading.
>>>
>>> 2. "u" - unmark ("C-u u" - unmark all);
>>>    "U" - mark for upgrade.  Should it also require (for consistency) to
>>>    use upper-case "I"/"D" for marking for installing/deletion?
>>
>> I’m hesitant, but I would vote for #2.  I don’t think I and D are needed
>> though.
>
> I prefer this variant as well: "u" is a too common binding for unmarking
> in Emacs (it is used in dired, buffer-menu, ibuffer, package-menu, ...).
> So unmarking should probably stay on "u" (and unmark all with prefix).

Yes.

>>> Also should there be a command to mark all obsolete packages for
>>> upgrading?  If so, what key should it be bound to? (perhaps my favourite
>>> "^").
>>
>> Actually this is what U does in package.el.  But I’m fine with ^ here.
>
> Taylan suggested "C-u U" for this one.  And I think it would be perfect,
> but...
>
> Let's say a user has both "foo-1.0:out" and "foo-1.0:doc" installed and
> one day they become obsolete.  He decides to upgrade only "out" for some
> reason.  May there exist such a situation?

Ooh.  Well, why not?

> If so, then I think "C-u U" should be used to specify a particular
> output for upgrading.  Actually I implemented such specifying of outputs
> for installing and deletion ("i"/"d") but not for upgrading (I don't
> remember why).

OK.  Then I’m fine with ^.

Ludo’.