emacs/code/elpa/all-the-icons-dired-2022062.../all-the-icons-dired.el

117 lines
4.3 KiB
EmacsLisp

;;; all-the-icons-dired.el --- Shows icons for each file in dired mode -*- lexical-binding: t; -*-
;; Copyright (C) 2016-2020 jtbm37
;; Copyright (C) 2021 Jimmy Yuen Ho Wong
;; Author: jtbm37
;; Maintainer: Jimmy Yuen Ho Wong <wyuenho@gmail.com>
;; Version: 2.0
;; Package-Version: 20220620.1939
;; Package-Commit: b5d3af1e47de09e6ac80d4d7fba516e6a3c38e26
;; Keywords: files icons dired
;; Package-Requires: ((emacs "24.4") (all-the-icons "2.2.0"))
;; URL: https://github.com/wyuenho/all-the-icons-dired
;; 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 <http://www.gnu.org/licenses/>.
;;; Commentary:
;; To use this package, simply add this to your init.el:
;; (add-hook 'dired-mode-hook 'all-the-icons-dired-mode)
;; To manually install, add this to your init.el before the hook mentioned above.
;; (add-to-load-path (expand-file-name "~/path/to/all-the-icons-dired"))
;; (load "all-the-icons-dired.el")
;;; Code:
(require 'dired)
(require 'all-the-icons)
(require 'subr-x)
(defface all-the-icons-dired-dir-face
'((((background dark)) :foreground "white")
(((background light)) :foreground "black"))
"Face for the directory icon"
:group 'all-the-icons-faces)
(defcustom all-the-icons-dired-v-adjust 0.01
"The default vertical adjustment of the icon in the dired buffer."
:group 'all-the-icons
:type 'number)
(defcustom all-the-icons-dired-monochrome t
"Whether to show the icons as the same color as the text on the same line."
:group 'all-the-icons
:type 'boolean)
(defvar all-the-icons-dired-mode)
(defun all-the-icons-dired--icon (file)
"Return the icon for FILE."
(if (file-directory-p file)
(all-the-icons-icon-for-dir file
:face 'all-the-icons-dired-dir-face
:v-adjust all-the-icons-dired-v-adjust)
(apply 'all-the-icons-icon-for-file file
(append
`(:v-adjust ,all-the-icons-dired-v-adjust)
(when all-the-icons-dired-monochrome
`(:face ,(face-at-point)))))))
(defun all-the-icons-dired--put-icon (pos)
"Propertize POS with icon."
(let* ((file (dired-get-filename 'relative 'noerror))
(icon (all-the-icons-dired--icon file)))
(put-text-property (1- pos) pos 'display
(if (member file '("." ".."))
" "
(concat " " icon " ")))))
(defun all-the-icons-dired--propertize (&optional beg end &rest _)
"Add icons using text properties from BEG to END.
They defualt to `(point-min)' and `(point-max)'."
(let ((beg (or beg (point-min)))
(end (or end (point-max))))
(when dired-subdir-alist
(with-silent-modifications
(save-excursion
(goto-char beg)
(while (< (point) end)
(when-let ((pos (dired-move-to-filename)))
(all-the-icons-dired--put-icon pos))
(forward-line 1)))))))
(defun all-the-icons-dired--setup ()
"Setup `all-the-icons-dired'."
(add-hook 'dired-after-readin-hook #'all-the-icons-dired--propertize)
(advice-add 'dired-insert-set-properties :before #'all-the-icons-dired--propertize))
(defun all-the-icons-dired--teardown ()
"Functions used as advice when redisplaying buffer."
(remove-hook 'dired-after-readin-hook #'all-the-icons-dired--propertize)
(advice-remove 'dired-insert-set-properties #'all-the-icons-dired--propertize))
;;;###autoload
(define-minor-mode all-the-icons-dired-mode
"Display all-the-icons icon for each file in a dired buffer."
:lighter " all-the-icons-dired-mode"
(when (derived-mode-p 'dired-mode)
(if all-the-icons-dired-mode
(all-the-icons-dired--setup)
(all-the-icons-dired--teardown))))
(provide 'all-the-icons-dired)
;;; all-the-icons-dired.el ends here