Re: Re: improving bidi documents display

> From: Miles Bader <[email protected]>
> Cc: Eli Zaretskii <[email protected]>,  [email protected],  Micha=
el Welsh Duggan <[email protected]>,  [email protected],  emacs-devel@gn=
u.org
> Date: Wed, 02 Mar 2011 11:39:22 +0900
>=20
> "Martin J. D=C3=BCrst" <[email protected]> writes:
> >> Overlay, not text property.  The latter modifies the buffer, whi=
ch is
> >> not what you want in this case.
> >
> > Just a factual question: What does it mean when you say that
> > properties modify the buffer?
>=20
> Adding/changing text properties marks the buffer as "modified."
>=20
> One can avoid that effect by using the `with-silent-modifications' =
macro.

Yes, but then copying the text copies the properties with it, which i=
s
not what you want in this case, in general.