From: <tomas@tuxteam.de>
To: help-gnu-emacs@gnu.org
Subject: Re: Showing text in a buffer only when point is in a region
Date: Sat, 28 Jan 2017 13:46:10 +0100 [thread overview]
Message-ID: <20170128124610.GB7072@tuxteam.de> (raw)
In-Reply-To: <87mveb4b4a.fsf@gmail.com>
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On Sat, Jan 28, 2017 at 06:03:57PM +0530, Narendra Joshi wrote:
>
> Hi,
>
> I want to be able to keep some text visible in a buffer only when the
> point is in a region. The moment the point leaves that region, I would
> like to make the text invisible. How can I do this? I don't want to run
> a timer which checks if the point is in the region or outside.
See "Overlays" or "Text Properties" in the Emacs Lisp manual. You can set
"point-entered" and "point-left" special properties (see "Properties with
Special Meanings", which are hooks to be called at those events.
Regards
- -- tomás
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next prev parent reply other threads:[~2017-01-28 12:46 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-28 12:33 Showing text in a buffer only when point is in a region Narendra Joshi
2017-01-28 12:46 ` tomas [this message]
2017-01-28 14:45 ` Stephen Berman
2017-01-28 15:26 ` tomas
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