ooak

On Wed, Oct 9, 2019 at 11:48 AM Robert Cochran <robert+Emacs@cochranmail.com>
wrote:

> Hi emacs-devel,
>
> I saw news recently of the new tabs that are on master. They're really
> nifty - kudos to Juri Linkov for doing a lot of work on them. :)
>
> I was admittedly a little disappointed, however, to see that the user, or
> other Lisp programs, couldn't change the name of a tab persistently - it
> *could* be changed, but a lot of the functions that handle tabs
> immediately call the automatic naming function, before the UI could even
> update to display it. Some applications might want to have a consistent
> name divorced from the current buffer, and sometimes it would be nice to
> override the automatic name on a per-tab basis as a user.
>
> The solution I went with was another value in the tabs frame-parameter
> alist. A new cons with the name `no-auto-name` in the car is used. If
> the cdr is nil, then the behavior we have now remains - the tab handling
> functions will call the value of `tab-bar-tab-name-function` and update
> the name immediately. With a non-nil value, any time
> `tab-bar-tab-name-function` would be called, the existing name is
> instead substituted.
>
> I've added 2 new functions, `tab-bar-rename-tab` and
> `tab-bar-rename-tab-by-name`. Both functions take a new name, and a tag
> identifier, either a frame tab index or an existing name,
> respectively. The new name is then set on the tab, and the
> `no-auto-name` parameter is set non-nil, unless the new name is the
> empty string, which is taken to mean 'turn automatic naming back on'.
>
> A couple of things I'm still wondering about: should this be documented
> in the manual? I was going to do so, but couldn't really find a good
> spot to mention it. If we do add something to the manual, we should
> mention `tab-bar-tab-name-function` as well. Do we want to add this to
> the default `C-x 6` binds, possibly as `C-x 6 r`? I already set
> `tab-rename` as an alias to `tab-bar-rename-tab`, but I'm curious what
> other people are thinking on that. Is there a better name for
> `no-auto-name`? I couldn't think of a better one... I was aiming to have
> a name who's interpretation as 'nil' is 'don't do anything differently',
> so as to make the code slightly easier to read, as well as ensuring
> saved tabs don't get automatic naming turned on by mistake.
>
> Thanks,
> --
> ~Robert Cochran
>
>