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Re: [O] progress indicator for code blocks?

From: John Kitchin
Subject: Re: [O] progress indicator for code blocks?
Date: Sun, 31 Aug 2014 08:03:28 -0400
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.4.50 (darwin)

John Kitchin <address@hidden> writes:

I am currently using this bit of advice to change the color of code
blocks while they are being executed so there is a visual hint something
is happening.

;; give us some hint we are running
(defadvice org-babel-execute-src-block (around progress nil activate)
   'org-block-background nil :background "LightSteelBlue")
  (message "Running your code block")
  (set-face-attribute 'org-block-background nil :background "gray")
  (message "Done with code block"))

> Hi all,
> I am using org-mode in a class, and some students wondered if it was
> possible for there to be a progress bar of some kind while a code block
> is running. Right now Emacs just appears to lock up and there is no
> indication anything is happening, especially the first time we run a
> python block.
> I found make-progress-reporter and tried something like this::
> #+BEGIN_SRC emacs-lisp
> (defadvice org-babel-execute-src-block (around progress nil activate)
>   (let ((pr (make-progress-reporter "Running")))
>     ad-do-it
>     (progress-reporter-done pr)))
> but there is no way to update it, so it doesn't quite do anything
> useful.
> What I would really like is an hourglass or some spinning thing. Does
> anyone know how to get that (in a cross-platform way)?

John Kitchin
Doherty Hall A207F
Department of Chemical Engineering
Carnegie Mellon University
Pittsburgh, PA 15213

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