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Merge pull request #176 from bandresen/truncate-modeline

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Add: ui/doom-modeline: show project-root but truncated
This commit is contained in:
Henrik Lissner 2017-08-22 00:55:11 +02:00 • committed by GitHub
commit 33f45f5739
2 changed files with 106 additions and 48 deletions
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153
modules/ui/doom-modeline/config.el
View file

@ -61,6 +61,9 @@
(advice-add #'handle-switch-frame :after #'+doom-modeline|set-selected-window)
(advice-add #'select-window :after #'+doom-modeline|set-selected-window)
;; fish-style modeline
(def-package! shrink-path
:commands (shrink-path-prompt shrink-path-file-mixed))
;;
@ -77,6 +80,16 @@
(propertize " " 'face 'variable-pitch)
"TODO")
(defvar +doom-modeline-buffer-file-name-style 'truncate-upto-project
"Determines the style used by `+doom-modeline-buffer-file-name'.
Given ~/Projects/FOSS/emacs/lisp/comint.el
truncate-upto-project => ~/P/F/emacs/lisp/comint.el
truncate-upto-root => ~/P/F/e/lisp/comint.el
truncate-all => ~/P/F/e/l/comint.el
relative-to-project => lisp/comint.el
file-name => comint.el")
;; externs
(defvar anzu--state nil)
(defvar evil-mode nil)
@ -169,8 +182,8 @@ active."
(let* ((default-directory (doom-project-root))
(s (shell-command-to-string +doom-modeline-env-command)))
(setq +doom-modeline-env-version (if (string-match "[ \t\n\r]+\\'" s)
(replace-match "" t t s)
s)))))
(replace-match "" t t s)
s)))))
;; Only support python and ruby for now
(add-hook! 'python-mode-hook (setq +doom-modeline-env-command "python --version 2>&1 | cut -d' ' -f2"))
@ -211,38 +224,85 @@ active."
(if (eq idx len) "\"};" "\",\n")))))
'xpm t :ascent 'center))))
(defsubst +doom-modeline--buffer-file ()
"Display the base of the current buffer's filename."
(if buffer-file-name
(file-name-nondirectory (or buffer-file-truename (file-truename buffer-file-name)))
"%b"))
(defun +doom-modeline-buffer-file-name ()
"Propertized `buffer-file-name' based on `+doom-modeline-buffer-file-name-style'."
(propertize
(pcase +doom-modeline-buffer-file-name-style
('truncate-upto-project (+doom-modeline--buffer-file-name 'shrink))
('truncate-upto-root (+doom-modeline--buffer-file-name-truncate))
('truncate-all (+doom-modeline--buffer-file-name-truncate t))
('relative-to-project (+doom-modeline--buffer-file-name-relative))
('file-name (propertize (file-name-nondirectory buffer-file-name)
'face `(:inherit ,(or (and (buffer-modified-p)
'doom-modeline-buffer-modified)
(and (active)
'doom-modeline-buffer-file))))))
'help-echo (+doom-modeline--buffer-file-name nil)))
(defsubst +doom-modeline--buffer-path ()
"Displays the buffer's full path relative to the project root (includes the
project root). Excludes the file basename. See `doom-buffer-name' for that."
(when buffer-file-name
(let ((buffer-path
(file-relative-name (file-name-directory
(or buffer-file-truename (file-truename buffer-file-name)))
(doom-project-root))))
(unless (equal buffer-path "./")
(let ((max-length (truncate (* (window-body-width) 0.4))))
(if (> (length buffer-path) max-length)
(let ((path (nreverse (split-string buffer-path "/" t)))
(output ""))
(when (and path (equal "" (car path)))
(setq path (cdr path)))
(while (and path (<= (length output) (- max-length 4)))
(setq output (concat (car path) "/" output)
path (cdr path)))
(when path
(setq output (concat "../" output)))
(unless (string-suffix-p "/" output)
(setq output (concat output "/")))
output)
buffer-path))))))
(defun +doom-modeline--buffer-file-name-truncate (&optional truncate-tail)
"Propertized `buffer-file-name' that truncates every dir along path.
If TRUNCATE-TAIL is t also truncate the parent directory of the file."
(let* ((modified-faces (if (buffer-modified-p) 'doom-modeline-buffer-modified))
(active (active))
(dirs (shrink-path-prompt (file-name-directory
(or buffer-file-truename
(file-truename buffer-file-name))))))
(if (null dirs)
"%b"
(let ((dirname (car dirs))
(basename (cdr dirs))
(dir-faces `(:inherit ,(or modified-faces (if active 'doom-modeline-project-root-dir))))
(file-faces `(:inherit ,(or modified-faces (if active 'doom-modeline-buffer-file)))))
(concat (propertize dirname 'face dir-faces)
(propertize (concat (if truncate-tail (substring basename 0 1) basename) "/")
'face dir-faces)
(propertize (file-name-nondirectory buffer-file-name) 'face file-faces))))))
(defun +doom-modeline--buffer-file-name-relative ()
"Propertized `buffer-file-name' showing directories relative to project's root only."
(let* ((modified-faces (if (buffer-modified-p) 'doom-modeline-buffer-modified))
(active (active))
(root (doom-project-root)))
(if (null root)
"%b"
(let ((relative-dirs (file-relative-name (file-name-directory buffer-file-name) root))
(relative-faces `(:inherit ,(or modified-faces (if active 'doom-modeline-buffer-path))))
(file-faces `(:inherit ,(or modified-faces (if active 'doom-modeline-buffer-file)))))
(if (equal "./" relative-dirs) (setq relative-dirs ""))
(concat (propertize relative-dirs 'face relative-faces)
(propertize (file-name-nondirectory buffer-file-name) 'face file-faces))))))
(defun +doom-modeline--buffer-file-name (truncate-project-root-parent)
"Propertized `buffer-file-name'.
If TRUNCATE-PROJECT-ROOT-PARENT is t space will be saved by truncating it down
fish-shell style.
Example:
~/Projects/FOSS/emacs/lisp/comint.el => ~/P/F/emacs/lisp/comint.el"
(let* ((modified-faces (if (buffer-modified-p) 'doom-modeline-buffer-modified))
(active (active))
(project-root (doom-project-root))
(file-name-split (shrink-path-file-mixed project-root
(file-name-directory
(or buffer-file-truename
(file-truename buffer-file-name)))
(file-truename buffer-file-name))))
(if (null file-name-split)
"%b"
(pcase-let ((`(,root-path-parent ,project ,relative-path ,filename) file-name-split))
(let ((sp-faces `(:inherit ,(or modified-faces (if active 'font-lock-comment-face))
,@(if active '(:weight bold))))
(project-faces `(:inherit ,(or modified-faces (if active 'font-lock-string-face))
,@(if active '(:weight bold))))
(relative-faces `(:inherit ,(or modified-faces (if active 'doom-modeline-buffer-path))))
(file-faces `(:inherit ,(or modified-faces (if active 'doom-modeline-buffer-file)))))
(concat (propertize (if truncate-project-root-parent
root-path-parent
(abbreviate-file-name project-root))
'face sp-faces)
(propertize (concat project "/") 'face project-faces)
(when relative-path (propertize relative-path 'face relative-faces))
(propertize filename 'face file-faces)))))))
;;
;; Segments
;;
@ -293,14 +353,9 @@ directory, the file name, and its state (modified, read-only or non-existent)."
:face 'doom-modeline-warning
:v-adjust -0.05)
" ")))
(when-let (dir-path (+doom-modeline--buffer-path))
(if-let (faces (or faces (if active 'doom-modeline-buffer-path)))
(propertize dir-path 'face `(:inherit ,faces))
dir-path))
(when-let (file-path (+doom-modeline--buffer-file))
(if-let (faces (or faces (if active 'doom-modeline-buffer-file)))
(propertize file-path 'face `(:inherit ,faces))
file-path)))))
(if buffer-file-name
(+doom-modeline-buffer-file-name)
"%b"))))
;;
(def-modeline-segment! buffer-info-simple
@ -522,16 +577,18 @@ with `evil-ex-substitute', and/or 4. The number of active `iedit' regions."
(image-size (image-get-display-property) :pixels)
(format " %dx%d " width height)))))
;; The bar regulates the height of the mode-line in GUI Emacs.
(def-modeline-segment! bar
(when (display-graphic-p)
(+doom-modeline--make-xpm
(face-background (if (active)
'doom-modeline-bar
'doom-modeline-inactive-bar)
nil t)
+doom-modeline-height
+doom-modeline-bar-width)))
"The bar regulates the height of the mode-line in GUI Emacs.
Returns \"\" to not break --no-window-system."
(if (display-graphic-p)
(+doom-modeline--make-xpm
(face-background (if (active)
'doom-modeline-bar
'doom-modeline-inactive-bar)
nil t)
+doom-modeline-height
+doom-modeline-bar-width)
""))
;;

1
modules/ui/doom-modeline/packages.el
View file

@ -17,3 +17,4 @@
(when (featurep! :feature evil)
(package! evil-anzu))
(package! shrink-path)