Re: todo and deadline highlighting

[Carsten Dominik <dominik@science.uva.nl>]

Hi Piotr,


On Jun 8, 2006, at 1:34, Piotr Zielinski wrote:
>
> It would be nice to be able to tell the org-occur function not to
> remove existing highlights in a less hacky way.


In the next version, you can warp your call into

  (let *(org-inhibit-highlight-removal t))
     ......


>   Another suggestion:
> explicit specification of the face used for highlighting so that
> deadlines and todos could use a different face.  Yet another
> suggestion: the org-occur callback could return the face to use, so
> that different faces could be used for deadline highlighting,
> depending on the urgency of the deadline (ie. in 3 days vs. in 30
> days).

Suggestion noted - maybe at a later time.  Thanks

>
> The following two functions redefine org-show-todo-tree, so that TODO
> items SCHEDULED for the future are not highlighted.  Only
> non-scheduled TODO items or TODO items scheduled for the past or
> present are highlighted.  The SCHEDULED directive must be on the same
> line as the TODO keyword.

This is another interesting idea, but the search must allow more than 
the current line.  Everything up to the next headline  (or any level) 
should be searched.


- Carsten


>
> (defun org-todo-is-current ()
>  "Checks whether a TODO items is current."
>  (if (re-search-forward org-scheduled-time-regexp (point-at-eol) t)
>      (let ((today (calendar-absolute-from-gregorian
> 		    (calendar-current-date)))
> 	    (timestamp (time-to-days
> 			(org-time-string-to-time (match-string 1)))))
> 	(<= timestamp today))
>    t))
>
> (defun org-show-todo-tree (arg)
>  "Make a compact tree which shows all headlines marked with TODO.
> The tree will show the lines where the regexp matches, and all higher
> headlines above the match.
> With \\[universal-argument] prefix, also show the DONE entries.
> With a numeric prefix N, construct a sparse tree for the Nth element
> of `org-todo-keywords'."
>  (interactive "P")
>  (let ((case-fold-search nil)
> 	(kwd-re
> 	 (cond ((null arg) org-not-done-regexp)
> 	       ((equal arg '(4)) org-todo-regexp)
> 	       ((<= (prefix-numeric-value arg) (length org-todo-keywords))
> 		(regexp-quote (nth (1- (prefix-numeric-value arg))
> 				   org-todo-keywords)))
> 	       (t (error "Invalid prefix argument: %s" arg)))))
>    (message "%d TODO entries found"
> 	     (org-occur (concat "^" outline-regexp " +" kwd-re )
> 			'org-todo-is-current))))
>
>
> Piotr
>
>
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>
>

--
Carsten Dominik
Sterrenkundig Instituut "Anton Pannekoek"
Universiteit van Amsterdam
Kruislaan 403
NL-1098SJ Amsterdam
phone: +31 20 525 7477