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From: Barry Margolin <barmar@alum.mit.edu>
To: help-gnu-emacs@gnu.org
Subject: Re: Why save-excursion doesn't restore cursor position after 3 kill-line calls?
Date: Fri, 28 Nov 2008 05:00:15 -0500	[thread overview]
Message-ID: <barmar-9F1B2B.05001528112008@mara100-84.onlink.net> (raw)
In-Reply-To: 429c5cab-0015-4eb6-a794-ce990c6255d6@q26g2000prq.googlegroups.com

In article 
<429c5cab-0015-4eb6-a794-ce990c6255d6@q26g2000prq.googlegroups.com>,
 "seberino@spawar.navy.mil" <seberino@spawar.navy.mil> wrote:

> I'm trying to map C-d to a function that deletes an entire line and
> stops on the *SAME* column number of the following line....
> 
> (global-set-key "\^d" (lambda () (interactive) (save-excursion (kill-
> line)
>  
> (kill-line 0)
>  
> (kill-line))))
> 
> Why doesn't save-excursion preserve the column number after these kill-
> line invocations?
> 
> chris

save-excursion restores the location in the buffer, not the row and 
column positions.  If the text around the location is deleted, it finds 
the closest remaining location.

-- 
Barry Margolin, barmar@alum.mit.edu
Arlington, MA
*** PLEASE post questions in newsgroups, not directly to me ***
*** PLEASE don't copy me on replies, I'll read them in the group ***


  reply	other threads:[~2008-11-28 10:00 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-11-28  4:40 Why save-excursion doesn't restore cursor position after 3 kill-line calls? seberino
2008-11-28 10:00 ` Barry Margolin [this message]
2008-11-28 15:59   ` tyler
2008-11-28 22:49     ` Stephen Berman
     [not found]   ` <mailman.1440.1227888009.26697.help-gnu-emacs@gnu.org>
2008-11-28 16:43     ` Xah Lee
2008-11-28 20:18       ` tyler
     [not found]       ` <mailman.1449.1227903504.26697.help-gnu-emacs@gnu.org>
2008-11-28 22:35         ` Andreas Politz
2008-11-28 23:18           ` tyler
     [not found]           ` <mailman.1463.1227914342.26697.help-gnu-emacs@gnu.org>
2008-11-29  8:21             ` Barry Margolin
2008-11-29 17:28               ` tyler

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