;;; ui/doom-modeline/config.el -*- lexical-binding: t; -*- (def-package! eldoc-eval :demand t :config (defun +doom-modeline-eldoc (text) (concat (when (display-graphic-p) (+doom-modeline--make-xpm (face-background 'doom-modeline-eldoc-bar nil t) +doom-modeline-height +doom-modeline-bar-width)) text)) ;; Show eldoc in the mode-line with `eval-expression' (defun +doom-modeline--show-eldoc (input) "Display string STR in the mode-line next to minibuffer." (with-current-buffer (eldoc-current-buffer) (let* ((str (and (stringp input) input)) (mode-line-format (or (and str (or (+doom-modeline-eldoc str) str)) mode-line-format)) mode-line-in-non-selected-windows) (force-mode-line-update) (sit-for eldoc-show-in-mode-line-delay)))) (setq eldoc-in-minibuffer-show-fn #'+doom-modeline--show-eldoc) (eldoc-in-minibuffer-mode +1)) ;; anzu and evil-anzu expose current/total state that can be displayed in the ;; mode-line. (def-package! evil-anzu :when (featurep 'evil) :init (add-transient-hook! #'evil-ex-start-search (require 'evil-anzu)) :config (setq anzu-cons-mode-line-p nil anzu-minimum-input-length 1 anzu-search-threshold 250) ;; Avoid anzu conflicts across buffers (mapc #'make-variable-buffer-local '(anzu--total-matched anzu--current-position anzu--state anzu--cached-count anzu--cached-positions anzu--last-command anzu--last-isearch-string anzu--overflow-p)) ;; Ensure anzu state is cleared when searches & iedit are done (add-hook 'isearch-mode-end-hook #'anzu--reset-status t) (add-hook '+evil-esc-hook #'anzu--reset-status t) (add-hook 'iedit-mode-end-hook #'anzu--reset-status)) ;; Keep `+doom-modeline-current-window' up-to-date (defvar +doom-modeline-current-window (frame-selected-window)) (defun +doom-modeline|set-selected-window (&rest _) "Sets `+doom-modeline-current-window' appropriately" (let ((win (frame-selected-window))) (unless (minibuffer-window-active-p win) (setq +doom-modeline-current-window win)))) (add-hook 'window-configuration-change-hook #'+doom-modeline|set-selected-window) (add-hook 'focus-in-hook #'+doom-modeline|set-selected-window) (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)) ;; ;; Variables ;; (defvar +doom-modeline-height 29 "How tall the mode-line should be (only respected in GUI emacs).") (defvar +doom-modeline-bar-width 3 "How wide the mode-line bar should be (only respected in GUI emacs).") (defvar +doom-modeline-vspc (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) (defvar evil-state nil) (defvar evil-visual-selection nil) (defvar iedit-mode nil) (defvar all-the-icons-scale-factor) (defvar all-the-icons-default-adjust) ;; ;; Custom faces ;; (defgroup +doom-modeline nil "" :group 'doom) (defface doom-modeline-buffer-path '((t (:inherit mode-line-emphasis :bold t))) "Face used for the dirname part of the buffer path." :group '+doom-modeline) (defface doom-modeline-buffer-file '((t (:inherit mode-line-buffer-id))) "Face used for the filename part of the mode-line buffer path." :group '+doom-modeline) (defface doom-modeline-buffer-modified '((t (:inherit error :background nil :bold t))) "Face used for the 'unsaved' symbol in the mode-line." :group '+doom-modeline) (defface doom-modeline-buffer-major-mode '((t (:inherit mode-line-emphasis :bold t))) "Face used for the major-mode segment in the mode-line." :group '+doom-modeline) (defface doom-modeline-highlight '((t (:inherit mode-line-emphasis))) "Face for bright segments of the mode-line." :group '+doom-modeline) (defface doom-modeline-panel '((t (:inherit mode-line-highlight))) "Face for 'X out of Y' segments, such as `+doom-modeline--anzu', `+doom-modeline--evil-substitute' and `iedit'" :group '+doom-modeline) (defface doom-modeline-info `((t (:inherit success :bold t))) "Face for info-level messages in the modeline. Used by `*vc'." :group '+doom-modeline) (defface doom-modeline-warning `((t (:inherit warning :bold t))) "Face for warnings in the modeline. Used by `*flycheck'" :group '+doom-modeline) (defface doom-modeline-urgent `((t (:inherit error :bold t))) "Face for errors in the modeline. Used by `*flycheck'" :group '+doom-modeline) ;; Bar (defface doom-modeline-bar '((t (:inherit highlight))) "The face used for the left-most bar on the mode-line of an active window." :group '+doom-modeline) (defface doom-modeline-eldoc-bar '((t (:inherit shadow))) "The face used for the left-most bar on the mode-line when eldoc-eval is active." :group '+doom-modeline) (defface doom-modeline-inactive-bar '((t (:inherit warning :inverse-video t))) "The face used for the left-most bar on the mode-line of an inactive window." :group '+doom-modeline) ;; ;; Bootstrap ;; ;; Show version string for multi-version managers like rvm, rbenv, pyenv, etc. (defvar-local +doom-modeline-env-version nil) (defvar-local +doom-modeline-env-command nil) (add-hook! '(focus-in-hook find-file-hook) #'+doom-modeline|update-env) (defun +doom-modeline|update-env () (when +doom-modeline-env-command (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))))) ;; Only support python and ruby for now (add-hook! 'python-mode-hook (setq +doom-modeline-env-command "python --version 2>&1 | cut -d' ' -f2")) (add-hook! 'ruby-mode-hook (setq +doom-modeline-env-command "ruby --version 2>&1 | cut -d' ' -f2")) ;; ;; Modeline helpers ;; (defsubst active () (eq (selected-window) +doom-modeline-current-window)) ;; Inspired from `powerline's `pl/make-xpm'. (def-memoized! +doom-modeline--make-xpm (color height width) "Create an XPM bitmap." (propertize " " 'display (let ((data (make-list height (make-list width 1))) (color (or color "None"))) (create-image (concat (format "/* XPM */\nstatic char * percent[] = {\n\"%i %i 2 1\",\n\". c %s\",\n\" c %s\"," (length (car data)) (length data) color color) (apply #'concat (cl-loop with idx = 0 with len = (length data) for dl in data do (cl-incf idx) collect (concat "\"" (cl-loop for d in dl if (= d 0) collect (string-to-char " ") else collect (string-to-char ".")) (if (eq idx len) "\"};" "\",\n"))))) 'xpm t :ascent 'center)))) (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 (let ((face (or (and (buffer-modified-p) 'doom-modeline-buffer-modified) (and (active) 'doom-modeline-buffer-file)))) (when face `(:inherit ,face)))))) 'help-echo (+doom-modeline--buffer-file-name nil))) (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 ((dirs (shrink-path-prompt (file-name-directory (or buffer-file-truename (file-truename buffer-file-name)))))) (if (null dirs) "%b" (let ((modified-faces (if (buffer-modified-p) 'doom-modeline-buffer-modified)) (active (active))) (let ((dirname (car dirs)) (basename (cdr dirs)) (dir-faces (or modified-faces (if active 'doom-modeline-project-root-dir))) (file-faces (or modified-faces (if active 'doom-modeline-buffer-file)))) (concat (propertize dirname 'face (if dir-faces `(:inherit ,dir-faces))) (propertize (concat (if truncate-tail (substring basename 0 1) basename) "/") 'face (if dir-faces `(:inherit ,dir-faces))) (propertize (file-name-nondirectory buffer-file-name) 'face (if file-faces `(:inherit ,file-faces))))))))) (defun +doom-modeline--buffer-file-name-relative () "Propertized `buffer-file-name' showing directories relative to project's root only." (let ((root (doom-project-root))) (if (null root) "%b" (let* ((modified-faces (if (buffer-modified-p) 'doom-modeline-buffer-modified)) (active (active)) (relative-dirs (file-relative-name (file-name-directory buffer-file-name) root)) (relative-faces (or modified-faces (if active 'doom-modeline-buffer-path))) (file-faces (or modified-faces (if active 'doom-modeline-buffer-file)))) (if (equal "./" relative-dirs) (setq relative-dirs "")) (concat (propertize relative-dirs 'face (if relative-faces `(:inherit ,relative-faces))) (propertize (file-name-nondirectory buffer-file-name) 'face (if file-faces `(:inherit ,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* ((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 ((modified-faces (if (buffer-modified-p) 'doom-modeline-buffer-modified)) (active (active))) (let ((sp-faces (or modified-faces (if active 'font-lock-comment-face))) (project-faces (or modified-faces (if active 'font-lock-string-face))) (relative-faces (or modified-faces (if active 'doom-modeline-buffer-path))) (file-faces (or modified-faces (if active 'doom-modeline-buffer-file)))) (let ((sp-props `(,@(if sp-faces `(:inherit ,sp-faces)) ,@(if active '(:weight bold)))) (project-props `(,@(if project-faces `(:inherit ,project-faces)) ,@(if active '(:weight bold)))) (relative-props `(,@(if relative-faces `(:inherit ,relative-faces)))) (file-props `(,@(if file-faces `(:inherit ,file-faces))))) (concat (propertize (if truncate-project-root-parent root-path-parent (abbreviate-file-name project-root)) 'face sp-props) (propertize (concat project "/") 'face project-props) (when relative-path (propertize relative-path 'face relative-props)) (propertize filename 'face file-props))))))))) ;; ;; Segments ;; (def-modeline-segment! buffer-project "Displays `doom-project-root'. This is for special buffers like the scratch buffer where knowing the current project directory is important." (let ((face (if (active) 'doom-modeline-buffer-path))) (concat (if (display-graphic-p) " ") (all-the-icons-octicon "file-directory" :face face :v-adjust -0.05 :height 1.25) (propertize (concat " " (abbreviate-file-name (doom-project-root))) 'face face)))) ;; (def-modeline-segment! buffer-info "Combined information about the current buffer, including the current working directory, the file name, and its state (modified, read-only or non-existent)." (let ((all-the-icons-scale-factor 1.2)) (concat (cond (buffer-read-only (concat (all-the-icons-octicon "lock" :face 'doom-modeline-warning :v-adjust -0.05) " ")) ((buffer-modified-p) (concat (all-the-icons-faicon "floppy-o" :face 'doom-modeline-buffer-modified :v-adjust -0.0575) " ")) ((and buffer-file-name (not (file-exists-p buffer-file-name))) (concat (all-the-icons-octicon "circle-slash" :face 'doom-modeline-urgent :v-adjust -0.05) " ")) ((buffer-narrowed-p) (concat (all-the-icons-octicon "fold" :face 'doom-modeline-warning :v-adjust -0.05) " "))) (if buffer-file-name (+doom-modeline-buffer-file-name) "%b")))) ;; (def-modeline-segment! buffer-info-simple "Return the current buffer name only, but with fontification." (propertize "%b" 'face (if (active) 'doom-modeline-buffer-file))) ;; (def-modeline-segment! buffer-encoding "Displays the encoding and eol style of the buffer the same way Atom does." (concat (pcase (coding-system-eol-type buffer-file-coding-system) (0 "LF ") (1 "CRLF ") (2 "CR ")) (let ((sys (coding-system-plist buffer-file-coding-system))) (cond ((memq (plist-get sys :category) '(coding-category-undecided coding-category-utf-8)) "UTF-8") (t (upcase (symbol-name (plist-get sys :name)))))) " ")) ;; (def-modeline-segment! major-mode "The major mode, including process, environment and text-scale info." (propertize (concat (format-mode-line mode-name) (when (stringp mode-line-process) mode-line-process) (when +doom-modeline-env-version (concat " " +doom-modeline-env-version)) (and (featurep 'face-remap) (/= text-scale-mode-amount 0) (format " (%+d)" text-scale-mode-amount))) 'face (if (active) 'doom-modeline-buffer-major-mode))) ;; (def-modeline-segment! vcs "Displays the current branch, colored based on its state." (when (and vc-mode buffer-file-name) (let* ((backend (vc-backend buffer-file-name)) (state (vc-state buffer-file-name backend))) (let ((face 'mode-line-inactive) (active (active)) (all-the-icons-scale-factor 1.0) (all-the-icons-default-adjust -0.1)) (concat " " (cond ((memq state '(edited added)) (if active (setq face 'doom-modeline-info)) (all-the-icons-octicon "git-compare" :face face :height 1.2 :v-adjust -0.05)) ((eq state 'needs-merge) (if active (setq face 'doom-modeline-info)) (all-the-icons-octicon "git-merge" :face face)) ((eq state 'needs-update) (if active (setq face 'doom-modeline-warning)) (all-the-icons-octicon "arrow-down" :face face)) ((memq state '(removed conflict unregistered)) (if active (setq face 'doom-modeline-urgent)) (all-the-icons-octicon "alert" :face face)) (t (if active (setq face 'font-lock-doc-face)) (all-the-icons-octicon "git-compare" :face face :height 1.2 :v-adjust -0.05))) " " (propertize (substring vc-mode (+ (if (eq backend 'Hg) 2 3) 2)) 'face (if active face)) " "))))) ;; (defun +doom-ml-icon (icon &optional text face voffset) "Displays an octicon ICON with FACE, followed by TEXT. Uses `all-the-icons-octicon' to fetch the icon." (concat (if vc-mode " " " ") (when icon (concat (all-the-icons-material icon :face face :height 1.1 :v-adjust (or voffset -0.2)) (if text +doom-modeline-vspc))) (when text (propertize text 'face face)) (if vc-mode " " " "))) (def-modeline-segment! flycheck "Displays color-coded flycheck error status in the current buffer with pretty icons." (when (boundp 'flycheck-last-status-change) (pcase flycheck-last-status-change ('finished (if flycheck-current-errors (let-alist (flycheck-count-errors flycheck-current-errors) (let ((sum (+ (or .error 0) (or .warning 0)))) (+doom-ml-icon "do_not_disturb_alt" (number-to-string sum) (if .error 'doom-modeline-urgent 'doom-modeline-warning) -0.25))) (+doom-ml-icon "check" nil 'doom-modeline-info))) ('running (+doom-ml-icon "access_time" nil 'font-lock-doc-face -0.25)) ('no-checker (+doom-ml-icon "sim_card_alert" "-" 'font-lock-doc-face)) ('errored (+doom-ml-icon "sim_card_alert" "Error" 'doom-modeline-urgent)) ('interrupted (+doom-ml-icon "pause" "Interrupted" 'font-lock-doc-face))))) ;; ('interrupted (+doom-ml-icon "x" "Interrupted" 'font-lock-doc-face))))) ;; (defsubst doom-column (pos) (save-excursion (goto-char pos) (current-column))) (def-modeline-segment! selection-info "Information about the current selection, such as how many characters and lines are selected, or the NxM dimensions of a block selection." (when (and (active) (or mark-active (eq evil-state 'visual))) (let ((reg-beg (region-beginning)) (reg-end (region-end))) (propertize (let ((lines (count-lines reg-beg (min (1+ reg-end) (point-max))))) (cond ((or (bound-and-true-p rectangle-mark-mode) (eq 'block evil-visual-selection)) (let ((cols (abs (- (doom-column reg-end) (doom-column reg-beg))))) (format "%dx%dB" lines cols))) ((eq 'line evil-visual-selection) (format "%dL" lines)) ((> lines 1) (format "%dC %dL" (- (1+ reg-end) reg-beg) lines)) (t (format "%dC" (- (1+ reg-end) reg-beg))))) 'face 'doom-modeline-highlight)))) ;; (defun +doom-modeline--macro-recording () "Display current Emacs or evil macro being recorded." (when (and (active) (or defining-kbd-macro executing-kbd-macro)) (let ((sep (propertize " " 'face 'doom-modeline-panel))) (concat sep (propertize (if (bound-and-true-p evil-this-macro) (char-to-string evil-this-macro) "Macro") 'face 'doom-modeline-panel) sep (all-the-icons-octicon "triangle-right" :face 'doom-modeline-panel :v-adjust -0.05) sep)))) (defsubst +doom-modeline--anzu () "Show the match index and total number thereof. Requires `anzu', also `evil-anzu' if using `evil-mode' for compatibility with `evil-search'." (when (and anzu--state (not iedit-mode)) (propertize (let ((here anzu--current-position) (total anzu--total-matched)) (cond ((eq anzu--state 'replace-query) (format " %d replace " total)) ((eq anzu--state 'replace) (format " %d/%d " here total)) (anzu--overflow-p (format " %s+ " total)) (t (format " %s/%d " here total)))) 'face (if (active) 'doom-modeline-panel)))) (defsubst +doom-modeline--evil-substitute () "Show number of matches for evil-ex substitutions and highlights in real time." (when (and evil-mode (or (assq 'evil-ex-substitute evil-ex-active-highlights-alist) (assq 'evil-ex-global-match evil-ex-active-highlights-alist) (assq 'evil-ex-buffer-match evil-ex-active-highlights-alist))) (propertize (let ((range (if evil-ex-range (cons (car evil-ex-range) (cadr evil-ex-range)) (cons (line-beginning-position) (line-end-position)))) (pattern (car-safe (evil-delimited-arguments evil-ex-argument 2)))) (if pattern (format " %s matches " (how-many pattern (car range) (cdr range))) " - ")) 'face (if (active) 'doom-modeline-panel)))) (defun doom-themes--overlay-sort (a b) (< (overlay-start a) (overlay-start b))) (defsubst +doom-modeline--iedit () "Show the number of iedit regions matches + what match you're on." (when (and iedit-mode iedit-occurrences-overlays) (propertize (let ((this-oc (or (let ((inhibit-message t)) (iedit-find-current-occurrence-overlay)) (progn (iedit-prev-occurrence) (iedit-find-current-occurrence-overlay)))) (length (length iedit-occurrences-overlays))) (format " %s/%d " (if this-oc (- length (length (memq this-oc (sort (append iedit-occurrences-overlays nil) #'doom-themes--overlay-sort))) -1) "-") length)) 'face (if (active) 'doom-modeline-panel)))) (def-modeline-segment! matches "Displays: 1. the currently recording macro, 2. A current/total for the current search term (with anzu), 3. The number of substitutions being conducted with `evil-ex-substitute', and/or 4. The number of active `iedit' regions." (let ((meta (concat (+doom-modeline--macro-recording) (+doom-modeline--anzu) (+doom-modeline--evil-substitute) (+doom-modeline--iedit)))) (or (and (not (equal meta "")) meta) (if buffer-file-name " %I ")))) ;; TODO Include other information (def-modeline-segment! media-info "Metadata regarding the current file, such as dimensions for images." (cond ((eq major-mode 'image-mode) (cl-destructuring-bind (width . height) (image-size (image-get-display-property) :pixels) (format " %dx%d " width height))))) (def-modeline-segment! bar "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) "")) ;; ;; Mode lines ;; (def-modeline! main (bar matches " " buffer-info " %l:%c %p " selection-info) (buffer-encoding major-mode vcs flycheck)) (def-modeline! minimal (bar matches " " buffer-info) (media-info major-mode)) (def-modeline! special (bar matches " " buffer-info-simple " %l:%c %p " selection-info) (buffer-encoding major-mode flycheck)) (def-modeline! project (bar buffer-project) (major-mode)) (def-modeline! media (bar " %b ") (media-info major-mode)) ;; ;; Hooks ;; (defun +doom-modeline|init () "Set the default modeline." (doom-set-modeline 'main t) ;; This scratch buffer is already created and doesn't get a modeline. For the ;; love of Emacs, someone give the man a modeline! (with-current-buffer "*scratch*" (doom-set-modeline 'main))) (defun +doom-modeline|set-special-modeline () (doom-set-modeline 'special)) (defun +doom-modeline|set-media-modeline () (doom-set-modeline 'media)) ;; ;; Bootstrap ;; (add-hook 'doom-init-ui-hook #'+doom-modeline|init) (add-hook 'org-src-mode-hook #'+doom-modeline|set-special-modeline) (add-hook 'image-mode-hook #'+doom-modeline|set-media-modeline) (add-hook 'circe-mode-hook #'+doom-modeline|set-special-modeline)