Function: window-combination-p

window-combination-p is a byte-compiled function defined in window.el.gz.

Signature

(window-combination-p &optional WINDOW HORIZONTAL)

Documentation

Return WINDOW's first child if WINDOW is a vertical combination.

WINDOW can be any window and defaults to the selected one. Optional argument HORIZONTAL non-nil means return WINDOW's first child if WINDOW is a horizontal combination.

Source Code

;; Defined in /usr/src/emacs/lisp/window.el.gz
(defun window-combination-p (&optional window horizontal)
  "Return WINDOW's first child if WINDOW is a vertical combination.
WINDOW can be any window and defaults to the selected one.
Optional argument HORIZONTAL non-nil means return WINDOW's first
child if WINDOW is a horizontal combination."
  (setq window (window-normalize-window window))
  (if horizontal
      (window-left-child window)
    (window-top-child window)))