From: Geoffrey Ferrari <geoffrey.ferrari@gmail.com>
To: help-gnu-emacs@gnu.org
Cc: help-gnu-emacs@gnu.org
Subject: Re: elscreen and window-prev-buffers
Date: Tue, 9 Oct 2012 02:15:23 -0700 (PDT) [thread overview]
Message-ID: <18a4028b-120d-45ba-94ea-a042cf6cfd13@googlegroups.com> (raw)
In-Reply-To: <mailman.10629.1349735322.855.help-gnu-emacs@gnu.org>
Michael,
Thank you for taking the time to reply and explain - it helps to know that someone has looked at this problem. Is there an alternative to elscreen that you would recommend?
Best wishes,
Geoffrey
On Monday, 8 October 2012 23:28:43 UTC+1, Michael Heerdegen wrote:
> Hi Geoffrey,
>
>
>
> I'm a former user of elscreen. Yes, it's a bug, I saw that too. I
>
> debugged it, but fixing it is not trivial.
>
>
>
> Background:
>
> The problem are the calls to `elscreen-goto-internal' in
>
> `elscreen-get-screen-to-name-alist'.
>
>
>
> Screens internally use window configurations. These are a
>
> primitive data type. You are not able to "look inside them" if you
>
> don't apply them. That's the underlying problem.
>
>
>
> Sorry I can't help more. I only can provide a trivial patch that fixes
>
> the problem for the price that the names of the screens disappear in the
>
> header-line.
>
>
>
> I now have given up using elscreen because of problems like that.
>
> That winner-mode doesn't work well with elscreen was another one.
>
>
>
>
>
> Regards,
>
>
>
> Michael.
>
>
>
>
>
>
>
> Geoffrey Ferrari writes:
>
>
>
> > I'm seeing some strange interaction between elscreen
>
> > (elscreen-20120413.1107 from marmalade repo) and window-prev-buffers.
>
> >
>
> > First let me illustrate the normal, expected behaviour. Suppose I
>
> > start emacs with emacs -Q. At the start, the result of eval-ing
>
> > (window-prev-buffers) is nil. Then I open file1.txt using find-file
>
> > and (window-prev-buffers) returns a list whose sole element is the
>
> > scratch buffer. Then I open file2.txt and it returns a list of
>
> > file1.txt and the scratch buffer. This is good behaviour because when
>
> > I kill the file2.txt buffer, I see file1.txt again, and then when I
>
> > kill file1.txt, I return to the scratch buffer. I return to files in
>
> > the order in which I opened them.
>
> >
>
> > Now suppose I activate elscreen (which automatically creates screen
>
> > #0) and then create a new screen, which becomes screen #1. At this
>
> > starting point, (window-prev-buffers) returns a list whose sole
>
> > element is the scratch buffer. Then, when I open file1.txt, it returns
>
> > a list of the scratch buffer and the buffer showing file1.txt. Then
>
> > when I open file2.txt, it returns a list of the scratch buffer, then
>
> > file1.txt's buffer, then file2.txt's buffer. Now, if I kill file2.txt,
>
> > the window automatically redisplays the scratch buffer, not
>
> > file1.txt. I think this is bad behaviour - my files are not
>
> > redisplayed in the order in which I opened them.
>
> >
>
> > Clearly, the behaviour here is different. For some reason, with
>
> > elscreen and a new screen, the scratch buffer is always kept as the
>
> > first element of (window-prev-buffers), and opening a new buffer
>
> > appends it to (window-prev-buffers) *after* the scratch buffer.
>
> >
>
> > Has anyone else noticed this behaviour? Is there anything that can be
>
> > done to improve it?
next prev parent reply other threads:[~2012-10-09 9:15 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-07 10:44 elscreen and window-prev-buffers Geoffrey Ferrari
2012-10-08 22:28 ` Michael Heerdegen
[not found] ` <mailman.10629.1349735322.855.help-gnu-emacs@gnu.org>
2012-10-09 9:15 ` Geoffrey Ferrari [this message]
2012-10-09 12:31 ` Martin Butz
[not found] ` <mailman.10642.1349785915.855.help-gnu-emacs@gnu.org>
2012-10-10 19:06 ` Michael Heerdegen
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