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Re: [O] Get counting of items
From: |
Martin Gross |
Subject: |
Re: [O] Get counting of items |
Date: |
Thu, 3 Apr 2014 10:39:18 +0200 |
Dear Thorsten
> Here is a generalised form:
>
> #+begin_src emacs-lisp
> (defun count-org-items (&optional level operator match scope skip)
> "Print a counting of outline items."
> (interactive)
> (let ((headline-level (or level 1)) ; 1-8
> (op (or operator '=))) ; '>= '<= '> '<
> (save-excursion
> (message "Counting of level%s%d outline items (match=%s, scope=%s,
> skip=%s): %d"
> op headline-level match scope skip
> (eval (append (list '+)
> (org-map-entries
> `(lambda () (if (,op (org-outline-level)
> ,headline-level) 1 0))
> match scope skip)))))))
> #+end_src
>
> usage:
>
> ,----------------------------------------
> | (count-org-items 2 '<= "WAITING" 'file)
> `----------------------------------------
>
> result:
>
> ,------------------------------------------------------------------------------
> | "Counting of level<=2 outline items (match=WAITING, scope=file, skip=nil):
> 3"
> `------------------------------------------------------------------------------
>
> see C-h v org-map-entries for more info, its very powerfull. Use it
> with M-: (count-org-items ...) or write a more sophisticated
> (interactive) spec.
>
Very impressive. Thank you very much!
Martin