Function: view-page-size-default

view-page-size-default is a byte-compiled function defined in view.el.gz.

Signature

(view-page-size-default LINES)

Documentation

If LINES is nil, 0, or larger than view-window-size, return nil.

Otherwise, return LINES.

Source Code

;; Defined in /usr/src/emacs/lisp/view.el.gz
(defun view-page-size-default (lines)
  "If LINES is nil, 0, or larger than `view-window-size', return nil.
Otherwise, return LINES."
  (and lines
       (not (zerop (setq lines (prefix-numeric-value lines))))
       (<= (abs lines)
	   (abs (- (view-window-size) next-screen-context-lines)))
       (abs lines)))