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From: David Kastrup <dak@gnu.org>
Subject: Re: variable width space display property value has no effect in empty	overlay
Date: 12 Jun 2003 16:32:21 +0200	[thread overview]
Message-ID: <x58ys7xt6y.fsf@lola.goethe.zz> (raw)
In-Reply-To: mailman.7784.1055426975.21513.bug-gnu-emacs@gnu.org

Richard Stallman <rms@gnu.org> writes:

>     That creates an overlay spanning 0 characters at the beginning
>     of the *scratch* buffer, with the display property set to (space
>     :align-to 4).  But the buffer display is not affected.
> 
> That is because no character has the display property.

An overlay spanning 0 characters with a display property set to an
image displays the image (when the move-on-insertion properties of the
overlay ends are equal, it serves more or less as a visible marker).
It does not seem consistent if other display properties intended to
mask the underlying character range (even if empty) do not behave
likewise.

-- 
David Kastrup, Kriemhildstr. 15, 44793 Bochum

  parent reply	other threads:[~2003-06-12 14:32 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-06-10 15:57 variable width space display property value has no effect in empty overlay Kevin Rodgers
2003-06-12 14:04 ` variable width space display property value has no effect inempty overlay Richard Stallman
     [not found] ` <mailman.7784.1055426975.21513.bug-gnu-emacs@gnu.org>
2003-06-12 14:32   ` David Kastrup [this message]
2003-06-14 12:28     ` variable width space display property value has no effect in empty overlay Richard Stallman

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