;;; window-utils.el --- Utility functions and config for window management -*- lexical-binding: t -*-

;; This file is not part of GNU Emacs

;; This program is free software: you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.

;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;; GNU General Public License for more details.

;; You should have received a copy of the GNU General Public License
;; along with this program.  If not, see <https://www.gnu.org/licenses/>.


;;; Commentary:

;; commentary

;;; Code:

(setq switch-to-buffer-obey-display-actions t)

(defun delete-other-main-windows ()
  "Kill all windows except for side windows."
  (interactive)
  (dolist (win (window-list))
    (when (and (not (equal (selected-window) win))
	       (not (window-parameter win 'window-side)))
      (delete-window win))))

(define-key global-map (kbd "C-x 1") #'delete-other-main-windows)

(define-key global-map (kbd "C-S-x 1") #'delete-other-windows)

;; left, top, right, bottom
(setq window-sides-slots (if (equal system-type 'android)
			     '(1 1 0 1)
			   '(5 1 5 2)))

(add-to-list 'display-buffer-alist
             `("\\*Help"
               (display-buffer-in-side-window)
               (side . ,(if (equal system-type 'android) 'bottom 'right))
               (slot . ,(if (equal system-type 'android) 0 4))
               (window-height . 0.2)))

(add-to-list 'display-buffer-alist
	     `("\\*grep\\*"
	       (display-buffer-in-side-window)
	       (side . bottom)
	       (slot . 1)))

(add-to-list 'display-buffer-alist
	     `("\\*Buffer List\\*"
	       (display-buffer-in-side-window)
	       (side . bottom)
	       (slot . 1)))

(defun mark-side-window-as-no-other (orig-fun &rest args)
  "Set `no-other-window' to t for any window being displayed as a side window."
  (let ((window (apply orig-fun args)))
    (when (window-live-p window)
      (set-window-parameter window 'no-other-window t))
    window))

(advice-add 'display-buffer-in-side-window :around #'mark-side-window-as-no-other)

(setq windmove-allow-all-windows t)
(provide 'window-utils)

;;; window-utils.el ends here