64 lines
2.5 KiB
EmacsLisp
64 lines
2.5 KiB
EmacsLisp
;; Dired options
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;; On a GNU system, ls has the option to sort folders first.
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(if (string-match "^gnu.*" (prin1-to-string system-type))
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(setq dired-listing-switches "--group-directories-first -lha")
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(setq dired-listing-switches "-lha"))
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;; Switches are set before the hook is called, so we need to reload dired. The
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;; dired-internal-noselect is a lower level function, so it is faster. WARNING:
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;; Not sure if it is equivalent though.
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; (dired dired-directory dired-listing-switches)
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(dired-internal-noselect dired-directory dired-listing-switches)
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(setq wdired-allow-to-change-permissions t)
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(put 'dired-find-alternate-file 'disabled nil)
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;; omit-mode needs to be started _after_ omit-files redefinition.
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(require 'dired-x)
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(setq dired-omit-files "^\\.")
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(dired-omit-mode)
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(add-hook 'dired-mode-hook (lambda () (dired-omit-mode 1)))
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(require 'tool-pdf) ; for `pdf-viewer'
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(setq dired-guess-shell-alist-user
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(list
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'("\\.ogg$" "mpv")
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'("\\.\\(jpe?g\\|png\\|git\\)$" "sxiv")
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'("\\.\\(mkv\\|mpe?g\\|avi\\|mp4\\|ogm\\)$" "mpv")
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'("\\.pdf$" (concat pdf-viewer " " (mapconcat 'identity pdf-viewer-args " ")))))
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(defvar dired-showing-humansize t "If dired is displaying humansize or not.")
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(defun dired-toggle-humansize ()
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"Toggle displaying humansize in dired."
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(interactive)
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(let ((switch-regexp "\\(\\`\\| \\)-\\([a-gi-zA-Z]*\\)\\(h\\)\\([^ ]*\\)")
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case-fold-search)
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(while (string-match switch-regexp dired-actual-switches)
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(if (and (equal (match-string 2 dired-actual-switches) "")
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(equal (match-string 4 dired-actual-switches) ""))
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(setq dired-actual-switches
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(replace-match "" t t dired-actual-switches))
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(setq dired-actual-switches
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(replace-match "" t t dired-actual-switches 3))))
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(if dired-showing-humansize
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(setq dired-showing-humansize nil)
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(progn
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(setq dired-actual-switches
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(concat dired-actual-switches
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(if (string-match-p "\\`-[[:alnum:]]+\\'"
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dired-actual-switches)
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"h" " -h")))
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(setq dired-showing-humansize t))))
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(revert-buffer))
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(local-set-key (kbd "C-c h") 'dired-toggle-humansize)
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(local-set-key (kbd "<left>") 'dired-up-directory)
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(local-set-key (kbd "<right>") 'dired-find-file)
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(local-set-key (kbd "SPC") 'dired-mark)
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(local-set-key (kbd "<backspace>") 'dired-up-directory)
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(local-set-key (kbd "b") 'dired-up-directory)
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(provide 'mode-dired)
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