160 lines
6.6 KiB
EmacsLisp
160 lines
6.6 KiB
EmacsLisp
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;;; all-the-icons-dired.el --- Shows icons for each file in dired mode -*- lexical-binding: t; -*-
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;; Copyright (C) 2016-2020 jtbm37
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;; Copyright (C) 2021 Jimmy Yuen Ho Wong
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;; Author: jtbm37
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;; Maintainer: Jimmy Yuen Ho Wong <wyuenho@gmail.com>
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;; Version: 2.0
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;; Package-Version: 20220304.1638
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;; Package-Commit: 147ed0dfd1034a686795a08dc63e2c293128597e
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;; Keywords: files icons dired
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;; Package-Requires: ((emacs "24.4") (all-the-icons "2.2.0"))
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;; URL: https://github.com/wyuenho/all-the-icons-dired
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;; To use this package, simply add this to your init.el:
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;; (add-hook 'dired-mode-hook 'all-the-icons-dired-mode)
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;; To manually install, add this to your init.el before the hook mentioned above.
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;; (add-to-load-path (expand-file-name "~/path/to/all-the-icons-dired"))
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;; (load "all-the-icons-dired.el")
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;;; Code:
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(require 'cl-lib)
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(require 'dired)
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(require 'all-the-icons)
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(require 'subr-x)
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(defface all-the-icons-dired-dir-face
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'((((background dark)) :foreground "white")
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(((background light)) :foreground "black"))
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"Face for the directory icon"
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:group 'all-the-icons-faces)
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(defcustom all-the-icons-dired-v-adjust 0.01
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"The default vertical adjustment of the icon in the dired buffer."
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:group 'all-the-icons
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:type 'number)
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(defcustom all-the-icons-dired-monochrome t
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"Whether to show the icons as the same color as the text on the same line."
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:group 'all-the-icons
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:type 'boolean)
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(defvar all-the-icons-dired-mode)
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(defun all-the-icons-dired--add-overlay (pos string)
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"Add overlay to display STRING at POS."
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(let ((ov (make-overlay (1- pos) pos)))
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(overlay-put ov 'all-the-icons-dired-overlay t)
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(overlay-put ov 'after-string string)))
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(defun all-the-icons-dired--overlays-in (beg end)
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"Get all all-the-icons-dired overlays between BEG to END."
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(cl-remove-if-not
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(lambda (ov)
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(overlay-get ov 'all-the-icons-dired-overlay))
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(overlays-in beg end)))
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(defun all-the-icons-dired--overlays-at (pos)
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"Get all-the-icons-dired overlays at POS."
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(apply #'all-the-icons-dired--overlays-in `(,pos ,pos)))
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(defun all-the-icons-dired--remove-all-overlays ()
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"Remove all `all-the-icons-dired' overlays."
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(save-restriction
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(widen)
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(mapc #'delete-overlay
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(all-the-icons-dired--overlays-in (point-min) (point-max)))))
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(defun all-the-icons-dired--refresh ()
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"Display the icons of files in a dired buffer."
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(all-the-icons-dired--remove-all-overlays)
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(save-excursion
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(goto-char (point-min))
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(while (not (eobp))
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(when (dired-move-to-filename nil)
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(let ((case-fold-search t))
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(when-let* ((file (dired-get-filename 'relative 'noerror))
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(icon (if (file-directory-p file)
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(all-the-icons-icon-for-dir file
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:face 'all-the-icons-dired-dir-face
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:v-adjust all-the-icons-dired-v-adjust)
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(apply 'all-the-icons-icon-for-file file
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(append
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`(:v-adjust ,all-the-icons-dired-v-adjust)
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(when all-the-icons-dired-monochrome
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`(:face ,(face-at-point))))))))
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(if (member file '("." ".."))
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(all-the-icons-dired--add-overlay (dired-move-to-filename) " \t")
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(all-the-icons-dired--add-overlay (dired-move-to-filename) (concat icon "\t"))))))
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(forward-line 1))))
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(defun all-the-icons-dired--refresh-advice (fn &rest args)
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"Advice function for FN with ARGS."
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(prog1 (apply fn args)
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(when all-the-icons-dired-mode
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(all-the-icons-dired--refresh))))
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(defvar all-the-icons-dired-advice-alist
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'((dired-aux dired-do-redisplay all-the-icons-dired--refresh-advice)
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(dired-aux dired-create-directory all-the-icons-dired--refresh-advice)
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(dired-aux dired-do-create-files all-the-icons-dired--refresh-advice)
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(dired-aux dired-do-kill-lines all-the-icons-dired--refresh-advice)
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(dired-aux dired-do-rename all-the-icons-dired--refresh-advice)
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(dired-aux dired-insert-subdir all-the-icons-dired--refresh-advice)
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(dired-aux dired-kill-subdir all-the-icons-dired--refresh-advice)
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(dired wdired-abort-changes all-the-icons-dired--refresh-advice)
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(dired dired-internal-do-deletions all-the-icons-dired--refresh-advice)
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(dired-narrow dired-narrow--internal all-the-icons-dired--refresh-advice)
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(dired-subtree dired-subtree-insert all-the-icons-dired--refresh-advice)
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(dired-subtree dired-subtree-remove all-the-icons-dired--refresh-advice)
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(dired dired-readin all-the-icons-dired--refresh-advice)
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(dired dired-revert all-the-icons-dired--refresh-advice)
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(find-dired find-dired-sentinel all-the-icons-dired--refresh-advice))
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"A list of file, adviced function, and advice function.")
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(defun all-the-icons-dired--setup ()
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"Setup `all-the-icons-dired'."
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(setq-local tab-width 1)
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(pcase-dolist (`(,file ,sym ,fn) all-the-icons-dired-advice-alist)
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(with-eval-after-load file
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(advice-add sym :around fn)))
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(all-the-icons-dired--refresh))
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(defun all-the-icons-dired--teardown ()
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"Functions used as advice when redisplaying buffer."
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(kill-local-variable 'tab-width)
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(pcase-dolist (`(,file ,sym ,fn) all-the-icons-dired-advice-alist)
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(with-eval-after-load file
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(advice-remove sym fn)))
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(all-the-icons-dired--remove-all-overlays))
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;;;###autoload
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(define-minor-mode all-the-icons-dired-mode
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"Display all-the-icons icon for each file in a dired buffer."
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:lighter " all-the-icons-dired-mode"
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(when (derived-mode-p 'dired-mode)
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(if all-the-icons-dired-mode
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(all-the-icons-dired--setup)
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(all-the-icons-dired--teardown))))
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(provide 'all-the-icons-dired)
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;;; all-the-icons-dired.el ends here
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