Function: tree-widget-p

tree-widget-p is a byte-compiled function defined in tree-widget.el.gz.

Signature

(tree-widget-p WIDGET)

Documentation

Return non-nil if WIDGET is a tree-widget.

Source Code

;; Defined in /usr/src/emacs/lisp/tree-widget.el.gz
;;; Widget support functions
;;
(defun tree-widget-p (widget)
  "Return non-nil if WIDGET is a tree-widget."
  (let ((type (widget-type widget)))
    (while (and type (not (eq type 'tree-widget)))
      (setq type (widget-type (get type 'widget-type))))
    (eq type 'tree-widget)))