From mboxrd@z Thu Jan  1 00:00:00 1970
From: Aaron Ecay <aaronecay@gmail.com>
Subject: Re: fold all drawers in a buffer?
Date: Fri, 01 Nov 2013 14:34:27 -0400
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To: Thorsten Jolitz <tjolitz@gmail.com>, emacs-orgmode@gnu.org

Hi Thorsten,

2013ko azaroak 1an, Thorsten Jolitz-ek idatzi zuen:
> I tested the above functions with a big org file - way to slow.=20
> These versions perfom better, but only on property drawers:
>=20
> #+begin_src emacs-lisp
>   (defun org-show-drawers ()
>     "Unfold all drawers in buffer"
>     (interactive)
>     (save-excursion
>       (goto-char (point-min))
>       (while (re-search-forward org-property-start-re nil 'NOERROR)
>              (and (org-element-property :hiddenp (org-element-at-point))
>              (org-cycle)))))
>=20
>   (defun org-hide-drawers ()
>     "Unfold all drawers in buffer"
>     (interactive)
>     (save-excursion
>       (goto-char (point-min))
>       (while (re-search-forward org-property-start-re nil 'NOERROR)
>              (and (not (org-element-property :hiddenp (org-element-at-poi=
nt)))
>              (org-cycle)))))
> #+end_src

This will work on recent versions of org, but the :hiddenp properties
were taken out of the parser by the following git commit (not yet in any
released version of org AFAIK):

commit fe27ca9906f1d6c48a93f463d85850925687b825
Author: Nicolas Goaziou <n.goaziou@gmail.com>
Date:   Thu Oct 3 22:57:02 2013 +0200

For forward compatibility you can skip the visibility check and use
=E2=80=98(org-flag-drawer nil)=E2=80=99 unconditionally, I think.

--=20
Aaron Ecay