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From: "Eric Schulte" <schulte.eric@gmail.com>
To: Rainer M Krug <r.m.krug@gmail.com>
Cc: emacs-orgmode <emacs-orgmode@gnu.org>
Subject: Re: [babel] feature request - tangle-and-evaluate-tangled-file
Date: Tue, 20 Jul 2010 15:41:42 -0700	[thread overview]
Message-ID: <87r5ixu66x.fsf@gmail.com> (raw)
In-Reply-To: <4C45568B.8060300@mail.com> (Rainer M. Krug's message of "Tue, 20 Jul 2010 09:55:55 +0200")

Hi Rainer,

I see the problem.  When ess-load-file is called an even number of
times, it results in flip-flopped buffers.  I'm not sure of a good
solution here, aside from possibly tangling to a 3rd file, e.g.

#+begin_src R :tangle /tmp/nothing.R
 y <- 9
#+end_src

to ensure a good final balance.  Alternately you could try wrapping the
ess-load-file call in save-window-excursion, which will inhibit it's
ability to change buffers -- and result in the *R* window taking over
your frame.

#+begin_src emacs-lisp :results silent :tangle no
  (add-hook 'org-babel-post-tangle-hook
            (lambda () (save-window-excursion (ess-load-file (buffer-file-name)))))
#+end_src

Sorry I can't be of more help.

Best -- Eric

Rainer M Krug <r.m.krug@gmail.com> writes:

> Hi Eric
>
> I just discovered a "switching of buffers" when tangling the following
> org file with the new org-babel-post-tangle-hook.
>
> Otherwise it is working perfectly now.
>
>
> #############################################
> ** tangle R and load
>   :PROPERTIES:
>   :tangle:   to-load.r
>   :END:
>
> evaluate this
> #+begin_src emacs-lisp :results silent :tangle no
>   (add-hook 'org-babel-post-tangle-hook
>             (lambda () (ess-load-file (buffer-file-name))))
> #+end_src
>
> then tangle
>
> #+begin_src R :comments yes
>  x <- 8
> #+end_src
> t
> #+begin_src R
>  y <- 9
> #+end_src
>
> #+begin_src R :tangle file2.R
>  y <- 9
> #+end_src
>
> A second buffer will open with the R session.
> If you tangle a second time, these buffers are switching, i.e. where the
> .org buffer was is the R buffer and vice-versa.
> #############################################

  reply	other threads:[~2010-07-20 22:41 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-07-06  7:55 [babel] feature request - tangle-and-evaluate-tangled-file Rainer M Krug
2010-07-08 19:03 ` Eric Schulte
2010-07-09  7:47   ` Rainer M Krug
2010-07-09 15:44     ` Eric Schulte
2010-07-12  7:46       ` Rainer M Krug
2010-07-12 17:51         ` Eric Schulte
2010-07-13  8:14           ` Dr Rainer M Krug
2010-07-15 12:37             ` Rainer M Krug
2010-07-16 22:58               ` Eric Schulte
2010-07-19  7:12                 ` Rainer M Krug
2010-07-20  7:55                   ` Rainer M Krug
2010-07-20 22:41                     ` Eric Schulte [this message]
2010-07-21  7:23                       ` Rainer M Krug
2010-07-21  7:49                         ` Rainer M Krug
2010-07-21  8:09                           ` Rainer M Krug
2010-07-21 16:50                             ` Eric Schulte
2010-07-22  6:30                               ` Rainer M Krug

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