bug#33870: 27.0.50; xref-goto-xref not configurable

[martin rudalics]

> Like we already have such functions as window-in-direction and
> windmove-display-in-direction, the new function could have a similar name
> display-buffer-in-direction.

OK (unless we find something better).

>> - with one nomenclature for a reference window
>
> For clarity the alist entry name could include the word "window":
>
> (window . selected)
> (window . main)
> (window . <window_object>)
>
> But for disambiguation maybe also add some prefix like
>
> direction-window
> from-window

'from-window' is not bad.  Maybe also 'reference-window'.  We don't
use such a term in windmove.el.  There we just say that "WINDOW is the
window that movement is relative to".

> Ok, like (direction . up) and all aliases.

'direction' should be OK then.

martin