;;; -*- lexical-binding: t -*-
;;
;; this file:
;;   https://dataswamp.org/~incal/emacs-init/window-incal.el

(require 'cl-lib)
(require 'window)
(require 'window-other)

(setq display-buffer-base-action
  '((display-buffer-reuse-window
     display-buffer-same-window) ))

(defun beginning-of-line-at-top ()
  (beginning-of-line)
  (recenter 0) )

(defun other-window-or-split ()
  (interactive)
  (when (one-window-p)
    (split-window-below) )
  (other-window 1) )

(defun swap-windows ()
  (interactive)
  (let ((buf (current-buffer)))
    (other-window 1)
    (switch-to-buffer-other-window (current-buffer))
    (other-window 1)
    (switch-to-buffer buf) ))

(defun window-increase-size (&optional lines)
  (interactive "p")
  (or lines (setq lines 1))
  (unless (one-window-p)
    (window-resize nil lines) ))

(defun window-decrease-size (&optional lines)
  (interactive "p")
  (or lines (setq lines 1))
  (unless (one-window-p)
    (window-resize nil (* -1 lines)) ))

(provide 'window-incal)