bug#19661: wrapping before window-width (new wrap-column text property?)

[Eli Zaretskii]

> Date: Fri, 23 Jan 2015 17:55:53 +0100
> From: martin rudalics <rudalics@gmx.at>
> CC: 19661@debbugs.gnu.org
> 
>  >> This is an example       This is yet another example sentence with 
> line-prefix
>  >> sentence with            and wrap-prefix both set to (space :align-to 
> 25), –
>  >> wrap-column set to 23.   or something like that.
>  >
>  > This is a much harder nut to crack, and having wrap-column doesn't
>  > help with that.
> 
> This could be done with two side-by-side windows, `follow-mode' (Anders
> Lindgren would certainly help with that) and some non-trivial changes in
> window layout.

That'd be a kludge-around.  I thought we were talking about teaching
Emacs new layout tricks, not overloading existing ones with features
they weren't designed to support.  We all know the subtle problems in
follow-mode, right?