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-rw-r--r--lisp/window.el9
1 files changed, 9 insertions, 0 deletions
diff --git a/lisp/window.el b/lisp/window.el
index 1b8830fb190..99b71dba77c 100644
--- a/lisp/window.el
+++ b/lisp/window.el
@@ -29,6 +29,15 @@
;;; Code:
+(defun window-body-height (&optional window)
+ "Return number of lines in window WINDOW for actual buffer text.
+This does not include the mode line (if any) or the header line (if any)."
+ (or window (setq window (selected-window)))
+ (with-current-buffer (window-buffer window)
+ (- (window-height window)
+ (if mode-line-format 1 0)
+ (if header-line-format 1 0))))
+
(defun one-window-p (&optional nomini all-frames)
"Return non-nil if the selected window is the only window (in its frame).
Optional arg NOMINI non-nil means don't count the minibuffer