From: Kim F. Storm <storm@cua.dk>
Date: Wed, 24 Sep 2003 22:55:42 +0000 (+0000)
Subject: (window-current-scroll-bars): New defun.
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(window-current-scroll-bars): New defun.
---

diff --git a/lisp/window.el b/lisp/window.el
index 2cfc254b220..c4ae59e148f 100644
--- a/lisp/window.el
+++ b/lisp/window.el
@@ -75,6 +75,23 @@ If ALL-FRAMES is neither nil nor t, count only the selected frame."
     (eq base-window
 	(next-window base-window (if nomini 'arg) all-frames))))
 
+(defun window-current-scroll-bars (&optional window)
+  "Return the current scroll-bar settings in window WINDOW.
+Value is a cons (VERTICAL . HORISONTAL) where VERTICAL specifies the
+current location of the vertical scroll-bars (left, right, or nil),
+and HORISONTAL specifies the current location of the horisontal scroll
+bars (top, bottom, or nil)."
+  (let ((vert (nth 2 (window-scroll-bars window)))
+	(hor nil))
+    (when (or (eq vert t) (eq hor t))
+      (let ((fcsb (frame-current-scroll-bars 
+		   (window-frame (or window (selected-window))))))
+	(if (eq vert t)
+	    (setq vert (car fcsb)))
+	(if (eq hor t)
+	    (setq hor (cdr fcsb)))))
+    (cons vert hor)))
+
 (defun walk-windows (proc &optional minibuf all-frames)
   "Cycle through all visible windows, calling PROC for each one.
 PROC is called with a window as argument.