>>945
941の者だけど細かい設定はわからないからがんばって
ただデフォルトの色は濃すぎると思ったんでこんな設定にしてる

(when (require 'dired-subtree nil t)
(set-face-background 'dired-subtree-depth-1-face "Gray85")
(set-face-background 'dired-subtree-depth-2-face "Gray75")
(set-face-background 'dired-subtree-depth-3-face "Gray65")
(set-face-background 'dired-subtree-depth-4-face "Gray55")
(set-face-background 'dired-subtree-depth-5-face "Gray45")
(set-face-background 'dired-subtree-depth-6-face "Gray35")
;;; iを置き換え
(define-key dired-mode-map (kbd "i") 'dired-subtree-toggle))