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From: Stefan Monnier <monnier@iro.umontreal.ca>
To: help-gnu-emacs@gnu.org
Subject: Re: Function that return visible to user region and performing action on demand.
Date: Mon, 29 Oct 2012 10:26:46 -0400	[thread overview]
Message-ID: <jwva9v5bbks.fsf-monnier+gnu.emacs.help@gnu.org> (raw)
In-Reply-To: mailman.11876.1351452915.855.help-gnu-emacs@gnu.org

>   How can I determine if selected buffer shown in any frame or in selected
>   frame?

get-buffer-window?

>   How can I get visible to user region of buffer?

window-start, window-end?

>   That practices was used for delayed buffer processing? More concrete is the
>   case then my code need highlight or hide text but only in portion that will
>   be visible to user on display (not strictly to visible part, a few more is
>   acceptable). Is that delayed practice have sense?

You can use jit-lock-register or font-lock-keywords, which will call you
back whenever something that hasn't yet been highlighted needs to
be highlighted.


        Stefan


       reply	other threads:[~2012-10-29 14:26 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <mailman.11876.1351452915.855.help-gnu-emacs@gnu.org>
2012-10-29 14:26 ` Stefan Monnier [this message]
2012-10-28 19:34 Function that return visible to user region and performing action on demand Oleksandr Gavenko

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