-1 1)))
(modify-frame-parameters (selected-frame)
(list (cons 'auto-lower (> arg 0)))))
-
-(defcustom scroll-bar-side 'left
- "*Specify which side scroll bars should be on. Value is `left' or `right'."
- :type '(choice (const left)
- (const right))
- :group 'frames)
-
-(defun toggle-scroll-bar (arg)
- "Toggle whether or not the selected frame has vertical scroll bars.
-With arg, turn vertical scroll bars on if and only if arg is positive."
- (interactive "P")
- (if (null arg)
- (setq arg
- (if (cdr (assq 'vertical-scroll-bars
- (frame-parameters (selected-frame))))
- -1 1)))
- (modify-frame-parameters (selected-frame)
- (list (cons 'vertical-scroll-bars
- (if (> arg 0)
- scroll-bar-side)))))
-
-(defun toggle-horizontal-scroll-bar (arg)
- "Toggle whether or not the selected frame has horizontal scroll bars.
-With arg, turn horizontal scroll bars on if and only if arg is positive.
-Horizontal scroll bars aren't implemented yet."
- (interactive "P")
- (error "Horizontal scroll bars aren't implemented yet"))
-
\f
;;;; Aliases for backward compatibility with Emacs 18.
(defalias 'screen-height 'frame-height)