From 3eb9eb45f32ad978e128f04c3911eb43af9b161c Mon Sep 17 00:00:00 2001
From: Tom Willemse
Date: Mon, 25 May 2015 19:26:51 +0200
Subject: Skip next steps in org todo lists

Projects can fill up the task list quite easily, though actually only
the immediately next task is of real interest.
---
 emacs/.emacs.d/site-lisp/org-init.el | 27 +++++++++++++++++++++------
 1 file changed, 21 insertions(+), 6 deletions(-)

(limited to 'emacs/.emacs.d/site-lisp')

diff --git a/emacs/.emacs.d/site-lisp/org-init.el b/emacs/.emacs.d/site-lisp/org-init.el
index ac2b3cc..edfc3e1 100644
--- a/emacs/.emacs.d/site-lisp/org-init.el
+++ b/emacs/.emacs.d/site-lisp/org-init.el
@@ -82,16 +82,31 @@
       (setq outline-path (concat "[ " outline-path " ] ")))
     outline-path))
 
+(defun oni:org-heading-has-predecessor-p ()
+  "Determine if a heading has a predecessor.
+
+Only tasks of a level greater than 3 are considered. A task has a
+predecessor if there is a non-DONE sibling defined before it."
+  (let ((point (point)))
+    (save-excursion
+      (org-backward-heading-same-level 1)
+      (let ((components (org-heading-components)))
+        (not (or (< (car components) 3)
+                 (= point (point))
+                 (member (elt components 2) org-done-keywords)))))))
+
+(defun oni:next-heading-position ()
+  (or (ignore-errors (org-forward-element)
+                     (point))
+      (point-max)))
+
 (defun org-init-skip-tags ()
   "Skip the \"ex\" and \"unconfirmed\" tags."
   (let ((tags (org-get-tags-at (point))))
     (when (or (member "ex" tags)
-              (member "unconfirmed" tags))
-      (save-excursion
-        (or
-         (ignore-errors (org-forward-element)
-                        (point))
-         (point-max))))))
+              (member "unconfirmed" tags)
+              (oni:org-heading-has-predecessor-p))
+      (oni:next-heading-position))))
 
 (defun org-init-get-tag-name ()
   "Get the name for a new tag for the currently loaded desktop."
-- 
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