Re: setnu.el / setnu+.el

[Kevin Rodgers]

Drew Adams wrote:
>     > (defun setnu-set-glyph-face (g face)
>     >    (put-text-property 0 (length g) 'face face g))
>
>     Most likely the problem is that the face property of your overlay's
>     after-string is merged with the face property of the buffer text.
>     I expect that the overlay string's face takes precedence, so if you make
>     the face inherit from the `default' face, none of the bufer text's face
>     attributes will "show through".
>
> I'm not knowledgeable in this area. I tried what Kevin suggested, in
> setnu-make-setnu-extent:
>
>   (setnu-set-extent-property e 'face 'default)
>
> Is that what you meant also? It removed all fontification in the entire
> buffer (when the line numbers were present). The line numbers were
> (correctly) bold, but nothing else appeared fontified (colored).

Ah, because the overlay covers the entire line, so its face takes
precedence over the text as well as its before string.

I think what Stefan had in mind is something like:

(defface setnu-line-number-face
  '((t (:inherit default) (:weight bold)))
  "Face used to display the line numbers.")

>     BTW has anyone tried to re-implement setnu using the `margin'
>     rather than after-strings?
>
> Not that I know of. Could you explain the relative advantages and
> disadvantages>  (Setnu uses before-strings, not after-strings, BTW.)

Is the Emacs 22 Lisp manual available from cvs.savannah.gnu.org?  I
can't find it...

--
Kevin Rodgers