Re: colorizing empty space

[Chong Yidong]

Ted Zlatanov <address@hidden> writes:

> I wonder if there's a way to give all the lines max(paragraph lines)+1
> width using "visual" space, so at least one "visual" space is added on
> the right (shown with x):
>
> Helloxxxx\n
> therexxxx\n
> everyonex\n
>
> which can then be colorized with the proper background.  I'd like this
> to happen without actually modifying the text (so if copied it will
> retain the original content), so I was wondering if font-lock or some
> other Emacs wizardry could be used to create this "visual" space effect.

You could make the "xxxx\n" a display string on top of the newline
character.