Re: [O] Re: manipulating the agenda from elisp?

[Nick Dokos]

Filippo A. Salustri <address@hidden> wrote:

> That's a good start!  Thanks!
> Cheers.
> Fil
> 
> On 7 April 2011 23:34, Bernt Hansen <address@hidden> wrote:
> 
>     "Filippo A. Salustri" <address@hidden> writes:
>    
>     > Hi,
>     > I'm thinking I might like to try some programming to do things to the
>     > agenda from an elisp function.
>     > I tried 'apropos agenda' but I didn't really see the kind of thing
>     > I'm looking for.
>     > What I'm hoping is for some way to iterate over each item in the
>     > agenda, and be able to access the content of the item in some
>     > structured way.
>     > I think I've seen functions that can pull info like TODO state and
>     > priority from the item under the cursor, so it's the iteration part
>     > that I'm really interested in.
>     >
>     > Any advice?
>    

Be sure to read the "Hacking" appendix in the org manual, in particular
"Using the property API" and "Using the mapping API".

Nick

>     Hi Fil,
>    
>     I just found the B f code to execute an arbitrary function on marked
>     entries in the agenda.  Maybe this will help?
>    
>     This following code visits the marked entries and just displays the
>     heading for the task.
>    
>     Mark multiple entries in the agenda with 'm' and then 'B f bh/test RET'
>     should display the heading of each marked task in the *Messages* buffer.
>    
>     --8<---------------cut here---------------start------------->8---
>     (defun bh/test ()
>      (interactive)
>      (let* ((marker (or (org-get-at-bol 'org-marker)
>                         (org-agenda-error)))
>             (buffer (marker-buffer marker))
>             (pos (marker-position marker)))
>        (with-current-buffer buffer
>          (if (org-mode-p)
>              (save-excursion
>                (goto-char pos)
>                (message "%s" (nth 4 (org-heading-components))))))))
>     --8<---------------cut here---------------end--------------->8---
>    
>     Depending on what you want to do you can either act on marked entries or
>     create a custom agenda skip function that can visit the tasks as the
>     agenda is built.
>    
>     HTH,
>     Bernt
> 
> --
> Filippo A. Salustri, Ph.D., P.Eng.
> Mechanical and Industrial Engineering
> Ryerson University
> 350 Victoria St, Toronto, ON
> M5B 2K3, Canada
> Tel: 416/979-5000 ext 7749
> Fax: 416/979-5265
> Email: address@hidden
> http://deseng.ryerson.ca/~fil/
> 
> 
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