Function: newsticker--treeview-get-prev-sibling
newsticker--treeview-get-prev-sibling is a byte-compiled function
defined in newst-treeview.el.gz.
Signature
(newsticker--treeview-get-prev-sibling NODE)
Documentation
Get previous sibling of NODE.
Source Code
;; Defined in /usr/src/emacs/lisp/net/newst-treeview.el.gz
(defun newsticker--treeview-get-prev-sibling (node)
"Get previous sibling of NODE."
(let ((parent (widget-get node :parent)))
(catch 'found
(let ((children (widget-get parent :children))
(prev nil))
(while children
(if (and (newsticker--treeview-nodes-eq (car children) node)
(widget-get prev :nt-id))
(throw 'found prev))
(setq prev (car children))
(setq children (cdr children)))))))