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doom-modeline-segments.el
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doom-modeline-segments.el
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;;; doom-modeline-segments.el --- The segments for doom-modeline -*- lexical-binding: t; -*-
;; Copyright (C) 2018-2019 Vincent Zhang
;; This file is not part of GNU Emacs.
;;
;; This program is free software; you can redistribute it and/or
;; modify it under the terms of the GNU General Public License as
;; published by the Free Software Foundation; either version 2, or
;; (at your option) any later version.
;;
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;; General Public License for more details.
;;
;; You should have received a copy of the GNU General Public License
;; along with this program; see the file COPYING. If not, write to
;; the Free Software Foundation, Inc., 51 Franklin Street, Fifth
;; Floor, Boston, MA 02110-1301, USA.
;;
;;; Commentary:
;;
;; The segments for doom-modeline.
;; Use `doom-modeline-def-segment' to create a new segment.
;;
;;; Code:
(require 'all-the-icons)
(require 'cl-extra)
(require 'subr-x)
(require 'doom-modeline-core)
(require 'doom-modeline-env)
;;
;; Externals
;;
(defvar Info-current-file)
(defvar Info-current-node)
(defvar Info-mode-line-node-keymap)
(defvar anzu--cached-count)
(defvar anzu--current-position)
(defvar anzu--overflow-p)
(defvar anzu--state)
(defvar anzu--total-matched)
(defvar anzu-cons-mode-line-p)
(defvar aw-keys)
(defvar battery-echo-area-format)
(defvar battery-load-critical)
(defvar battery-mode-line-format)
(defvar battery-mode-line-limit)
(defvar battery-status-function)
(defvar edebug-execution-mode)
(defvar eglot--managed-mode)
(defvar erc-modified-channels-alist)
(defvar evil-ex-active-highlights-alist)
(defvar evil-ex-argument)
(defvar evil-ex-range)
(defvar evil-mc-frozen)
(defvar evil-state)
(defvar evil-visual-beginning)
(defvar evil-visual-end)
(defvar evil-visual-selection)
(defvar flycheck-current-errors)
(defvar flycheck-mode-menu-map)
(defvar flymake--backend-state)
(defvar flymake--mode-line-format)
(defvar flymake-menu)
(defvar grip-port)
(defvar grip-process)
(defvar helm--mode-line-display-prefarg)
(defvar iedit-occurrences-overlays)
(defvar mc/mode-line)
(defvar minions-mode-line-lighter)
(defvar mu4e-alert-mode-line)
(defvar mu4e-alert-modeline-formatter)
(defvar nyan-minimum-window-width)
(defvar objed--obj-state)
(defvar objed--object)
(defvar objed-modeline-setup-func)
(defvar persp-nil-name)
(defvar rcirc-activity)
(defvar symbol-overlay-keywords-alist)
(defvar symbol-overlay-temp-symbol)
(defvar text-scale-mode-amount)
(defvar tracking-buffers)
(defvar winum-auto-setup-mode-line)
(defvar xah-fly-insert-state-q)
(declare-function anzu--reset-status 'anzu)
(declare-function anzu--where-is-here 'anzu)
(declare-function async-inject-variables 'async)
(declare-function async-start 'async)
(declare-function avy-traverse 'avy)
(declare-function avy-tree 'avy)
(declare-function aw-update 'ace-window)
(declare-function aw-window-list 'ace-window)
(declare-function battery-format 'battery)
(declare-function battery-update 'battery)
(declare-function dap--cur-session 'dap-mode)
(declare-function dap--session-running 'dap-mode)
(declare-function dap-debug-recent 'dap-mode)
(declare-function dap-disconnect 'dap-mode)
(declare-function dap-hydra 'dap-hydra)
(declare-function dap-mode-line 'dap-mode)
(declare-function edebug-help 'edebug)
(declare-function edebug-next-mode 'edebug)
(declare-function edebug-stop 'edebug)
(declare-function eglot 'eglot)
(declare-function eglot--major-mode 'eglot)
(declare-function eglot--project-nickname 'eglot)
(declare-function eglot--spinner 'eglot)
(declare-function eglot-clear-status 'eglot)
(declare-function eglot-current-server 'eglot)
(declare-function eglot-events-buffer 'eglot)
(declare-function eglot-forget-pending-continuations 'eglot)
(declare-function eglot-reconnect 'eglot)
(declare-function eglot-shutdown 'eglot)
(declare-function eglot-stderr-buffer 'eglot)
(declare-function erc-switch-to-buffer 'erc)
(declare-function erc-track-switch-buffer 'erc-track)
(declare-function evil-delimited-arguments 'evil-common)
(declare-function evil-emacs-state-p 'evil-states)
(declare-function evil-force-normal-state 'evil-commands)
(declare-function evil-insert-state-p 'evil-states)
(declare-function evil-motion-state-p 'evil-states)
(declare-function evil-normal-state-p 'evil-states)
(declare-function evil-operator-state-p 'evil-states)
(declare-function evil-replace-state-p 'evil-states)
(declare-function evil-state-property 'evil-common)
(declare-function evil-visual-state-p 'evil-states)
(declare-function eyebrowse--get 'eyebrowse)
(declare-function fancy-narrow-active-p 'fancy-narrow)
(declare-function fancy-narrow-to-region 'fancy-narrow)
(declare-function fancy-widen 'fancy-narrow)
(declare-function flycheck-buffer 'flycheck)
(declare-function flycheck-count-errors 'flycheck)
(declare-function flycheck-list-errors 'flycheck)
(declare-function flycheck-next-error 'flycheck)
(declare-function flycheck-previous-error 'flycheck)
(declare-function flymake--backend-state-diags 'flymake)
(declare-function flymake--diag-type 'flymake)
(declare-function flymake--handle-report 'flymake)
(declare-function flymake--lookup-type-property 'flymake)
(declare-function flymake-disabled-backends 'flymake)
(declare-function flymake-goto-next-error 'flymake)
(declare-function flymake-goto-prev-error 'flymake)
(declare-function flymake-reporting-backends 'flymake)
(declare-function flymake-running-backends 'flymake)
(declare-function flymake-show-diagnostics-buffer 'flymake)
(declare-function flymake-start 'flymake)
(declare-function grip-browse-preview 'grip-mode)
(declare-function grip-mode 'grip-mode)
(declare-function helm-candidate-number-at-point 'helm)
(declare-function helm-get-candidate-number 'helm)
(declare-function iedit-find-current-occurrence-overlay 'iedit-lib)
(declare-function iedit-prev-occurrence 'iedit-lib)
(declare-function image-get-display-property 'image-mode)
(declare-function jsonrpc--request-continuations 'jsonrpc)
(declare-function jsonrpc-last-error 'jsonrpc)
(declare-function lsp--workspace-print 'lsp-mode)
(declare-function lsp-describe-session 'lsp-mode)
(declare-function lsp-workspace-folders-open 'lsp-mode)
(declare-function lsp-workspace-restart 'lsp-mode)
(declare-function lsp-workspace-shutdown 'lsp-mode)
(declare-function lsp-workspaces 'lsp-mode)
(declare-function magit-toplevel 'magit-git)
(declare-function mc/num-cursors 'multiple-cursors-core)
(declare-function minions-minor-modes-menu 'minions)
(declare-function mu4e-alert-default-mode-line-formatter 'mu4e-alert)
(declare-function mu4e-alert-enable-mode-line-display 'mu4e-alert)
(declare-function nyan-create 'nyan-mode)
(declare-function org-edit-src-save 'org-src)
(declare-function org-narrow-to-block 'org)
(declare-function org-narrow-to-element 'org)
(declare-function org-narrow-to-subtree 'org)
(declare-function org-toggle-narrow-to-subtree 'org)
(declare-function parrot-create 'parrot)
(declare-function pdf-cache-number-of-pages 'pdf-cache)
(declare-function persp-add-buffer 'persp-mode)
(declare-function persp-contain-buffer-p 'persp-mode)
(declare-function persp-remove-buffer 'persp-mode)
(declare-function persp-switch 'persp-mode)
(declare-function popup-create 'popup)
(declare-function popup-delete 'popup)
(declare-function rcirc-next-active-buffer 'rcirc)
(declare-function rcirc-short-buffer-name 'rcirc)
(declare-function rcirc-switch-to-server-buffer 'rcirc)
(declare-function rcirc-window-configuration-change 'rcirc)
(declare-function symbol-overlay-assoc 'symbol-overlay)
(declare-function symbol-overlay-get-list 'symbol-overlay)
(declare-function symbol-overlay-get-symbol 'symbol-overlay)
(declare-function symbol-overlay-rename 'symbol-overlay)
(declare-function tracking-next-buffer 'tracking)
(declare-function tracking-previous-buffer 'tracking)
(declare-function tracking-shorten 'tracking)
(declare-function undo-tree-redo-1 'undo-tree)
(declare-function undo-tree-undo-1 'undo-tree)
(declare-function warning-numeric-level 'warnings)
(declare-function window-numbering-clear-mode-line 'window-numbering)
(declare-function window-numbering-get-number-string 'window-numbering)
(declare-function window-numbering-install-mode-line 'window-numbering)
(declare-function winum--clear-mode-line 'winum)
(declare-function winum--install-mode-line 'winum)
(declare-function winum-get-number-string 'winum)
;;
;; Buffer information
;;
(doom-modeline-def-segment buffer-default-directory
"Displays `default-directory'. This is for special buffers like the scratch
buffer where knowing the current project directory is important."
(let* ((active (doom-modeline--active))
(face (if active 'doom-modeline-buffer-path 'mode-line-inactive)))
(concat (doom-modeline-spc)
(doom-modeline-icon 'octicon "file-directory" "🖿" "" face
:v-adjust -0.05 :height 1.25)
(doom-modeline-spc)
(propertize (abbreviate-file-name default-directory)
'face face))))
;;
(defvar-local doom-modeline--buffer-file-icon nil)
(defun doom-modeline-update-buffer-file-icon (&rest _)
"Update file icon in mode-line."
(setq doom-modeline--buffer-file-icon
(when (and doom-modeline-icon doom-modeline-major-mode-icon)
(let* ((icon (all-the-icons-icon-for-buffer)))
(propertize (if (symbolp icon)
(all-the-icons-faicon "file-o"
:face 'all-the-icons-dsilver
:height 0.8
:v-adjust 0.0)
icon)
'help-echo (format "Major-mode: %s" (format-mode-line mode-name))
'display '(raise -0.135))))))
(add-hook 'find-file-hook #'doom-modeline-update-buffer-file-icon)
(add-hook 'after-change-major-mode-hook #'doom-modeline-update-buffer-file-icon)
(add-hook 'clone-indirect-buffer-hook #'doom-modeline-update-buffer-file-icon)
(doom-modeline-add-variable-watcher
'doom-modeline-icon
(lambda (_sym val op _where)
(when (eq op 'set)
(setq doom-modeline-icon val)
(dolist (buf (buffer-list))
(with-current-buffer buf
(doom-modeline-update-buffer-file-icon))))))
(defun doom-modeline-buffer-file-state-icon (icon unicode text face)
"Displays an ICON of buffer state with FACE.
TEXT is the alternative if it is not applicable.
Uses `all-the-icons-material' to fetch the icon."
(doom-modeline-icon 'material icon unicode text face
:height 1.1
:v-adjust -0.225))
(defvar-local doom-modeline--buffer-file-state-icon nil)
(defun doom-modeline-update-buffer-file-state-icon (&rest _)
"Update the buffer or file state in mode-line."
(setq doom-modeline--buffer-file-state-icon
(when doom-modeline-buffer-state-icon
(ignore-errors
(cond (buffer-read-only
(doom-modeline-buffer-file-state-icon
"lock" "🔒" "%1*" `(:inherit doom-modeline-warning
:weight ,(if doom-modeline-icon
'normal
'bold))))
((and buffer-file-name (buffer-modified-p)
doom-modeline-buffer-modification-icon)
(doom-modeline-buffer-file-state-icon
"save" "💾" "%1*" `(:inherit doom-modeline-buffer-modified
:weight ,(if doom-modeline-icon
'normal
'bold))))
((and buffer-file-name
(not (file-exists-p buffer-file-name)))
(doom-modeline-buffer-file-state-icon
"block" "🚫" "!" 'doom-modeline-urgent))
((or (buffer-narrowed-p)
(and (bound-and-true-p fancy-narrow-mode)
(fancy-narrow-active-p)))
(doom-modeline-buffer-file-state-icon
"vertical_align_center" "↕" "><" 'doom-modeline-warning))
(t ""))))))
(add-hook 'find-file-hook #'doom-modeline-update-buffer-file-state-icon)
(add-hook 'after-revert-hook #'doom-modeline-update-buffer-file-state-icon)
(add-hook 'after-save-hook #'doom-modeline-update-buffer-file-state-icon)
(add-hook 'read-only-mode-hook #'doom-modeline-update-buffer-file-state-icon)
(add-hook 'after-change-functions #'doom-modeline-update-buffer-file-state-icon)
(add-hook 'clone-indirect-buffer-hook #'doom-modeline-update-buffer-file-state-icon)
(add-hook 'evil-insert-state-exit-hook #'doom-modeline-update-buffer-file-state-icon)
(add-hook 'erc-insert-done-hook #'doom-modeline-update-buffer-file-state-icon)
(add-hook 'rcirc-activity-functions #'doom-modeline-update-buffer-file-state-icon)
(add-hook 'rcirc-print-functions #'doom-modeline-update-buffer-file-state-icon)
(advice-add #'undo :after #'doom-modeline-update-buffer-file-state-icon)
(advice-add #'undo-tree-undo-1 :after #'doom-modeline-update-buffer-file-state-icon)
(advice-add #'undo-tree-redo-1 :after #'doom-modeline-update-buffer-file-state-icon)
(advice-add #'fill-paragraph :after #'doom-modeline-update-buffer-file-state-icon)
(advice-add #'not-modified :after #'doom-modeline-update-buffer-file-state-icon)
(advice-add #'narrow-to-region :after #'doom-modeline-update-buffer-file-state-icon)
(advice-add #'widen :after #'doom-modeline-update-buffer-file-state-icon)
(advice-add #'fancy-narrow-to-region :after #'doom-modeline-update-buffer-file-state-icon)
(advice-add #'fancy-widen :after #'doom-modeline-update-buffer-file-state-icon)
(advice-add #'org-narrow-to-block :after #'doom-modeline-update-buffer-file-state-icon)
(advice-add #'org-narrow-to-element :after #'doom-modeline-update-buffer-file-state-icon)
(advice-add #'org-narrow-to-subtree :after #'doom-modeline-update-buffer-file-state-icon)
(advice-add #'org-toggle-narrow-to-subtree :after #'doom-modeline-update-buffer-file-state-icon)
(advice-add #'org-edit-src-save :after #'doom-modeline-update-buffer-file-state-icon)
(advice-add #'symbol-overlay-rename :after #'doom-modeline-update-buffer-file-state-icon)
(doom-modeline-add-variable-watcher
'buffer-read-only
(lambda (_sym val _op _where)
(setq buffer-read-only val)
(doom-modeline-update-buffer-file-state-icon)))
(doom-modeline-add-variable-watcher
'doom-modeline-icon
(lambda (_sym val op _where)
(when (eq op 'set)
(setq doom-modeline-icon val)
(dolist (buf (buffer-list))
(with-current-buffer buf
(doom-modeline-update-buffer-file-state-icon))))))
(doom-modeline-add-variable-watcher
'doom-modeline-unicode-fallback
(lambda (_sym val op _where)
(when (eq op 'set)
(setq doom-modeline-unicode-fallback val)
(dolist (buf (buffer-list))
(with-current-buffer buf
(doom-modeline-update-buffer-file-state-icon))))))
(defvar-local doom-modeline--buffer-file-name nil)
(defun doom-modeline-update-buffer-file-name (&rest _)
"Update buffer file name in mode-line."
(setq doom-modeline--buffer-file-name
(ignore-errors
(save-match-data
(if buffer-file-name
(doom-modeline-buffer-file-name)
(propertize "%b"
'face 'doom-modeline-buffer-file
'mouse-face 'mode-line-highlight
'help-echo "Buffer name
mouse-1: Previous buffer\nmouse-3: Next buffer"
'local-map mode-line-buffer-identification-keymap))))))
(add-hook 'find-file-hook #'doom-modeline-update-buffer-file-name)
(add-hook 'after-revert-hook #'doom-modeline-update-buffer-file-name)
(add-hook 'after-save-hook #'doom-modeline-update-buffer-file-name)
(add-hook 'clone-indirect-buffer-hook #'doom-modeline-update-buffer-file-name)
(add-hook 'evil-insert-state-exit-hook #'doom-modeline-update-buffer-file-name)
(advice-add #'not-modified :after #'doom-modeline-update-buffer-file-name)
(advice-add #'rename-buffer :after #'doom-modeline-update-buffer-file-name)
(advice-add #'set-visited-file-name :after #'doom-modeline-update-buffer-file-name)
(advice-add #'pop-to-buffer :after #'doom-modeline-update-buffer-file-name)
(advice-add #'undo :after #'doom-modeline-update-buffer-file-name)
(advice-add #'undo-tree-undo-1 :after #'doom-modeline-update-buffer-file-name)
(advice-add #'undo-tree-redo-1 :after #'doom-modeline-update-buffer-file-name)
(advice-add #'fill-paragraph :after #'doom-modeline-update-buffer-file-name)
(advice-add #'popup-create :after #'doom-modeline-update-buffer-file-name)
(advice-add #'popup-delete :after #'doom-modeline-update-buffer-file-name)
(advice-add #'org-edit-src-save :after #'doom-modeline-update-buffer-file-name)
(advice-add #'symbol-overlay-rename :after #'doom-modeline-update-buffer-file-name)
(with-no-warnings
(if (boundp 'after-focus-change-function)
(add-function
:after after-focus-change-function
(lambda ()
(when (frame-focus-state)
(doom-modeline-update-buffer-file-name))))
(add-hook 'focus-in-hook #'doom-modeline-update-buffer-file-name t)))
(doom-modeline-add-variable-watcher
'doom-modeline-buffer-file-name-style
(lambda (_sym val op _where)
(when (eq op 'set)
(setq doom-modeline-buffer-file-name-style val)
(dolist (buf (buffer-list))
(with-current-buffer buf
(when buffer-file-name
(doom-modeline-update-buffer-file-name)))))))
;; Optimize: just update the face of the buffer name in `after-change-functions', since
;; `doom-modeline--buffer-file-name' may consume lots of CPU if it's called too frequently.
(defun doom-modeline-update-buffer-file-name-face (&rest _)
"Update the face of buffer file name in mode-line."
(when (and buffer-file-name
doom-modeline--buffer-file-name
(buffer-modified-p))
(setq doom-modeline--buffer-file-name
(propertize doom-modeline--buffer-file-name
'face 'doom-modeline-buffer-modified))))
(add-hook 'after-change-functions #'doom-modeline-update-buffer-file-name-face)
(defsubst doom-modeline--buffer-mode-icon ()
"The icon of the current major mode."
(when (and doom-modeline-icon doom-modeline-major-mode-icon)
(when-let ((icon (or doom-modeline--buffer-file-icon
(doom-modeline-update-buffer-file-icon))))
(concat
(if (doom-modeline--active)
(if doom-modeline-major-mode-color-icon
icon
(propertize icon 'face `(:inherit ,(let ((props (get-text-property 0 'face icon)))
props (remove :inherit props))
:inherit mode-line)))
(propertize icon 'face `(:inherit ,(get-text-property 0 'face icon)
:inherit mode-line-inactive)))
(doom-modeline-vspc)))))
(defsubst doom-modeline--buffer-state-icon ()
"The icon of the current buffer state."
(when doom-modeline-buffer-state-icon
(when-let ((icon (or doom-modeline--buffer-file-state-icon
(doom-modeline-update-buffer-file-state-icon))))
(concat
(if (doom-modeline--active)
icon
(propertize icon 'face `(:inherit ,(get-text-property 0 'face icon)
:inherit mode-line-inactive)))
(doom-modeline-vspc)))))
(defsubst doom-modeline--buffer-name ()
"The current buffer name."
(when-let ((name (or doom-modeline--buffer-file-name
(doom-modeline-update-buffer-file-name))))
(if (doom-modeline--active)
name
(propertize name 'face 'mode-line-inactive))))
(doom-modeline-def-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)."
(concat
(doom-modeline-spc)
(doom-modeline--buffer-mode-icon)
(doom-modeline--buffer-state-icon)
(doom-modeline--buffer-name)))
(doom-modeline-def-segment buffer-info-simple
"Display only the current buffer's name, but with fontification."
(propertize" %b "
'face (cond ((and buffer-file-name (buffer-modified-p))
'doom-modeline-buffer-modified)
((doom-modeline--active) 'doom-modeline-buffer-file)
(t 'mode-line-inactive))))
;;
;; Encoding
;;
(doom-modeline-def-segment buffer-encoding
"Displays the eol and the encoding style of the buffer the same way Atom does."
(when doom-modeline-buffer-encoding
(let ((face (if (doom-modeline--active) 'mode-line 'mode-line-inactive))
(mouse-face 'mode-line-highlight))
(concat
(doom-modeline-spc)
;; eol type
(let ((eol (coding-system-eol-type buffer-file-coding-system)))
(propertize
(pcase eol
(0 "LF ")
(1 "CRLF ")
(2 "CR ")
(_ ""))
'face face
'mouse-face mouse-face
'help-echo (format "End-of-line style: %s\nmouse-1: Cycle"
(pcase eol
(0 "Unix-style LF")
(1 "DOS-style CRLF")
(2 "Mac-style CR")
(_ "Undecided")))
'local-map (let ((map (make-sparse-keymap)))
(define-key map [mode-line mouse-1] 'mode-line-change-eol)
map)))
;; coding system
(propertize
(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))))))
'face face
'mouse-face mouse-face
'help-echo 'mode-line-mule-info-help-echo
'local-map mode-line-coding-system-map)
(doom-modeline-spc)))))
;;
;; Indentation
;;
(doom-modeline-def-segment indent-info
"Displays the indentation information."
(when doom-modeline-indent-info
(propertize (format " %s %d "
(if indent-tabs-mode "TAB" "SPC") tab-width)
'face (if (doom-modeline--active) 'mode-line 'mode-line-inactive))))
;;
;; Remote host
;;
(doom-modeline-def-segment remote-host
"Hostname for remote buffers."
(when default-directory
(when-let ((host (file-remote-p default-directory 'host)))
(propertize
(concat "@" host)
'face (if (doom-modeline--active) 'doom-modeline-host 'mode-line-inactive)))))
;;
;; Major mode
;;
(doom-modeline-def-segment major-mode
"The major mode, including environment and text-scale info."
(propertize
(concat
(doom-modeline-spc)
(propertize (format-mode-line
(or (and (boundp 'delighted-modes)
(cadr (assq major-mode delighted-modes)))
mode-name))
'help-echo "Major mode\n\
mouse-1: Display major mode menu\n\
mouse-2: Show help for major mode\n\
mouse-3: Toggle minor modes"
'mouse-face 'mode-line-highlight
'local-map mode-line-major-mode-keymap)
(when (and doom-modeline-env-version doom-modeline-env--version)
(format " %s" doom-modeline-env--version))
(and (boundp 'text-scale-mode-amount)
(/= text-scale-mode-amount 0)
(format
(if (> text-scale-mode-amount 0)
" (%+d)"
" (%-d)")
text-scale-mode-amount))
(doom-modeline-spc))
'face (if (doom-modeline--active)
'doom-modeline-buffer-major-mode
'mode-line-inactive)))
;;
;; Process
;;
(doom-modeline-def-segment process
"The process info."
(if (doom-modeline--active)
mode-line-process
(propertize (format-mode-line mode-line-process)
'face 'mode-line-inactive)))
;;
;; Minor modes
;;
(doom-modeline-def-segment minor-modes
(when doom-modeline-minor-modes
(let ((face (if (doom-modeline--active)
'doom-modeline-buffer-minor-mode
'mode-line-inactive)))
(if (bound-and-true-p minions-mode)
(concat
(doom-modeline-spc)
(propertize (string-trim minions-mode-line-lighter)
'face face
'help-echo "Minions
mouse-1: Display minor modes menu"
'mouse-face 'mode-line-highlight
'local-map (make-mode-line-mouse-map
'mouse-1 #'minions-minor-modes-menu))
(doom-modeline-spc))
`(:propertize ("" minor-mode-alist " ")
face ,face
mouse-face mode-line-highlight
help-echo "Minor mode
mouse-1: Display minor mode menu
mouse-2: Show help for minor mode
mouse-3: Toggle minor modes"
local-map ,mode-line-minor-mode-keymap)))))
;;
;; VCS
;;
(defun doom-modeline-vcs-icon (icon &optional unicode text face voffset)
"Displays the vcs ICON with FACE and VOFFSET.
UNICODE and TEXT are fallbacks.
Uses `all-the-icons-octicon' to fetch the icon."
(doom-modeline-icon 'octicon icon unicode text face :v-adjust (or voffset -0.1)))
(defvar-local doom-modeline--vcs-icon nil)
(defun doom-modeline-update-vcs-icon (&rest _)
"Update icon of vcs state in mode-line."
(setq doom-modeline--vcs-icon
(when (and vc-mode buffer-file-name)
(let* ((backend (vc-backend buffer-file-name))
(state (vc-state buffer-file-name backend)))
(cond ((memq state '(edited added))
(doom-modeline-vcs-icon "git-compare" "⇆" "*" 'doom-modeline-info -0.05))
((eq state 'needs-merge)
(doom-modeline-vcs-icon "git-merge" "⛙" "?" 'doom-modeline-info))
((eq state 'needs-update)
(doom-modeline-vcs-icon "arrow-down" "↓" "!" 'doom-modeline-warning))
((memq state '(removed conflict unregistered))
(doom-modeline-vcs-icon "alert" "⚠" "!" 'doom-modeline-urgent))
(t
(doom-modeline-vcs-icon "git-branch" "" "@" 'doom-modeline-info -0.05)))))))
(add-hook 'find-file-hook #'doom-modeline-update-vcs-icon t)
(add-hook 'after-save-hook #'doom-modeline-update-vcs-icon)
(advice-add #'vc-refresh-state :after #'doom-modeline-update-vcs-icon)
(doom-modeline-add-variable-watcher
'doom-modeline-icon
(lambda (_sym val op _where)
(when (eq op 'set)
(setq doom-modeline-icon val)
(dolist (buf (buffer-list))
(with-current-buffer buf
(doom-modeline-update-vcs-icon))))))
(doom-modeline-add-variable-watcher
'doom-modeline-unicode-fallback
(lambda (_sym val op _where)
(when (eq op 'set)
(setq doom-modeline-unicode-fallback val)
(dolist (buf (buffer-list))
(with-current-buffer buf
(doom-modeline-update-vcs-icon))))))
(defvar-local doom-modeline--vcs-text nil)
(defun doom-modeline-update-vcs-text (&rest _)
"Update text of vcs state in mode-line."
(setq doom-modeline--vcs-text
(when (and vc-mode buffer-file-name)
(let* ((backend (vc-backend buffer-file-name))
(state (vc-state buffer-file-name backend))
(str (if vc-display-status
(substring vc-mode (+ (if (eq backend 'Hg) 2 3) 2))
"")))
(propertize (if (> (length str) doom-modeline-vcs-max-length)
(concat
(substring str 0 (- doom-modeline-vcs-max-length 3))
"...")
str)
'mouse-face 'mode-line-highlight
'face (cond ((eq state 'needs-update)
'doom-modeline-warning)
((memq state '(removed conflict unregistered))
'doom-modeline-urgent)
(t 'doom-modeline-info)))))))
(add-hook 'find-file-hook #'doom-modeline-update-vcs-text t)
(add-hook 'after-save-hook #'doom-modeline-update-vcs-text)
(advice-add #'vc-refresh-state :after #'doom-modeline-update-vcs-text)
(doom-modeline-def-segment vcs
"Displays the current branch, colored based on its state."
(let ((active (doom-modeline--active)))
(when-let ((icon doom-modeline--vcs-icon)
(text doom-modeline--vcs-text))
(concat
(doom-modeline-spc)
(propertize
(concat
(if active
icon
(propertize icon
'face `(:inherit ,(get-text-property 0 'face icon)
:inherit mode-line-inactive)))
(doom-modeline-vspc))
'mouse-face 'mode-line-highlight
'help-echo (get-text-property 1 'help-echo vc-mode)
'local-map (get-text-property 1 'local-map vc-mode))
(if active
text
(propertize text 'face 'mode-line-inactive))
(doom-modeline-spc)))))
;;
;; Checker
;;
(defun doom-modeline-checker-icon (icon unicode text face)
"Displays the checker ICON with FACE.
UNICODE and TEXT are fallbacks.
Uses `all-the-icons-material' to fetch the icon."
(doom-modeline-icon 'material icon unicode text face :height 1.1 :v-adjust -0.225))
(defun doom-modeline-checker-text (text &optional face)
"Displays TEXT with FACE."
(propertize text 'face (or face 'mode-line)))
;; Flycheck
(defvar-local doom-modeline--flycheck-icon nil)
(defun doom-modeline-update-flycheck-icon (&optional status)
"Update flycheck icon via STATUS."
(setq doom-modeline--flycheck-icon
(when-let
((icon
(pcase status
('finished (if flycheck-current-errors
(let-alist (flycheck-count-errors flycheck-current-errors)
(doom-modeline-checker-icon "block" "🚫" "!"
(cond (.error 'doom-modeline-urgent)
(.warning 'doom-modeline-warning)
(t 'doom-modeline-info))))
(doom-modeline-checker-icon "check" "✓" "-" 'doom-modeline-info)))
('running (doom-modeline-checker-icon "access_time" "⏱" "*" 'doom-modeline-debug))
('no-checker (doom-modeline-checker-icon "sim_card_alert" "⚠" "-" 'doom-modeline-debug))
('errored (doom-modeline-checker-icon "sim_card_alert" "⚠" "-" 'doom-modeline-urgent))
('interrupted (doom-modeline-checker-icon "pause" "⏸" "=" 'doom-modeline-debug))
('suspicious (doom-modeline-checker-icon "priority_high" "❗" "!" 'doom-modeline-urgent))
(_ nil))))
(propertize icon
'help-echo (concat "Flycheck\n"
(pcase status
('finished "mouse-1: Display minor mode menu
mouse-2: Show help for minor mode")
('running "Running...")
('no-checker "No Checker")
('errored "Error")
('interrupted "Interrupted")
('suspicious "Suspicious")))
'mouse-face 'mode-line-highlight
'local-map (let ((map (make-sparse-keymap)))
(define-key map [mode-line down-mouse-1]
flycheck-mode-menu-map)
(define-key map [mode-line mouse-2]
(lambda ()
(interactive)
(describe-function 'flycheck-mode)))
map)))))
(add-hook 'flycheck-status-changed-functions #'doom-modeline-update-flycheck-icon)
(add-hook 'flycheck-mode-hook #'doom-modeline-update-flycheck-icon)
(doom-modeline-add-variable-watcher
'doom-modeline-icon
(lambda (_sym val op _where)
(when (eq op 'set)
(setq doom-modeline-icon val)
(dolist (buf (buffer-list))
(with-current-buffer buf
(when (bound-and-true-p flycheck-mode)
(flycheck-buffer)))))))
(doom-modeline-add-variable-watcher
'doom-modeline-unicode-fallback
(lambda (_sym val op _where)
(when (eq op 'set)
(setq doom-modeline-unicode-fallback val)
(dolist (buf (buffer-list))
(with-current-buffer buf
(when (bound-and-true-p flycheck-mode)
(flycheck-buffer)))))))
(defvar-local doom-modeline--flycheck-text nil)
(defun doom-modeline-update-flycheck-text (&optional status)
"Update flycheck text via STATUS."
(setq doom-modeline--flycheck-text
(when-let
((text
(pcase status
('finished (when flycheck-current-errors
(let-alist (flycheck-count-errors flycheck-current-errors)
(let ((error (or .error 0))
(warning (or .warning 0))
(info (or .info 0)))
(if doom-modeline-checker-simple-format
(doom-modeline-checker-text
(number-to-string (+ error warning info))
(cond ((> error 0) 'doom-modeline-urgent)
((> warning 0) 'doom-modeline-warning)
(t 'doom-modeline-info)))
(format "%s/%s/%s"
(doom-modeline-checker-text (number-to-string error)
'doom-modeline-urgent)
(doom-modeline-checker-text (number-to-string warning)
'doom-modeline-warning)
(doom-modeline-checker-text (number-to-string info)
'doom-modeline-info)))))))
('running nil)
('no-checker nil)
('errored (doom-modeline-checker-text "Error" 'doom-modeline-urgent))
('interrupted (doom-modeline-checker-text "Interrupted" 'doom-modeline-debug))
('suspicious (doom-modeline-checker-text "Suspicious" 'doom-modeline-urgent))
(_ nil))))
(propertize
text
'help-echo (pcase status
('finished
(concat
(if flycheck-current-errors
(let-alist (flycheck-count-errors flycheck-current-errors)
(format "error: %d, warning: %d, info: %d\n"
(or .error 0) (or .warning 0) (or .info 0))))
"mouse-1: Show all errors
mouse-3: Next error"
(if (featurep 'mwheel)
"\nwheel-up/wheel-down: Previous/next error")))
('running "Running...")
('no-checker "No Checker")
('errored "Error")
('interrupted "Interrupted")
('suspicious "Suspicious"))
'mouse-face 'mode-line-highlight
'local-map (let ((map (make-sparse-keymap)))
(define-key map [mode-line mouse-1]
#'flycheck-list-errors)
(define-key map [mode-line mouse-3]
#'flycheck-next-error)
(when (featurep 'mwheel)
(define-key map (vector 'mode-line
mouse-wheel-down-event)
(lambda (event)
(interactive "e")
(with-selected-window (posn-window (event-start event))
(flycheck-previous-error 1))))
(define-key map (vector 'mode-line
mouse-wheel-up-event)
(lambda (event)
(interactive "e")
(with-selected-window (posn-window (event-start event))
(flycheck-next-error 1))))
map))))))
(add-hook 'flycheck-status-changed-functions #'doom-modeline-update-flycheck-text)
(add-hook 'flycheck-mode-hook #'doom-modeline-update-flycheck-text)
;; Flymake
(defvar-local doom-modeline--flymake-icon nil)
(defun doom-modeline-update-flymake-icon (&rest _)
"Update flymake icon."
(setq flymake--mode-line-format nil) ; remove the lighter of minor mode
(setq doom-modeline--flymake-icon
(let* ((known (hash-table-keys flymake--backend-state))
(running (flymake-running-backends))
(disabled (flymake-disabled-backends))
(reported (flymake-reporting-backends))
(all-disabled (and disabled (null running)))
(some-waiting (cl-set-difference running reported)))
(when-let
((icon
(cond
(some-waiting (doom-modeline-checker-icon "access_time" "⏰" "*" 'doom-modeline-debug))
((null known) (doom-modeline-checker-icon "sim_card_alert" "❓" "?" 'doom-modeline-debug))
(all-disabled (doom-modeline-checker-icon "sim_card_alert" "❗" "!" 'doom-modeline-urgent))
(t (let ((.error 0)
(.warning 0)
(.note 0))
(progn
(cl-loop
with warning-level = (warning-numeric-level :warning)
with note-level = (warning-numeric-level :debug)
for state being the hash-values of flymake--backend-state
do (cl-loop
with diags = (flymake--backend-state-diags state)
for diag in diags do
(let ((severity (flymake--lookup-type-property (flymake--diag-type diag) 'severity
(warning-numeric-level :error))))
(cond ((> severity warning-level) (cl-incf .error))
((> severity note-level) (cl-incf .warning))
(t (cl-incf .note))))))
(if (> (+ .error .warning .note) 0)
(doom-modeline-checker-icon "block" "🚫" "!"
(cond ((> .error 0) 'doom-modeline-urgent)
((> .warning 0) 'doom-modeline-warning)
(t 'doom-modeline-info)))
(doom-modeline-checker-icon "check" "✔" "-" 'doom-modeline-info))))))))
(propertize
icon
'help-echo (concat "Flymake\n"
(cond
(some-waiting "Running...")
((null known) "No Checker")
(all-disabled "All Checkers Disabled")
(t (format "%d/%d backends running
mouse-1: Display minor mode menu
mouse-2: Show help for minor mode"
(length running) (length known)))))
'mouse-face 'mode-line-highlight
'local-map (let ((map (make-sparse-keymap)))
(define-key map [mode-line down-mouse-1]
flymake-menu)
(define-key map [mode-line mouse-2]
(lambda ()
(interactive)
(describe-function 'flymake-mode)))
map))))))
(advice-add #'flymake--handle-report :after #'doom-modeline-update-flymake-icon)
(doom-modeline-add-variable-watcher
'doom-modeline-icon
(lambda (_sym val op _where)
(when (eq op 'set)
(setq doom-modeline-icon val)
(dolist (buf (buffer-list))
(with-current-buffer buf
(when (bound-and-true-p flymake-mode)
(flymake-start)))))))
(doom-modeline-add-variable-watcher
'doom-modeline-unicode-fallback
(lambda (_sym val op _where)
(when (eq op 'set)
(setq doom-modeline-unicode-fallback val)
(dolist (buf (buffer-list))
(with-current-buffer buf
(when (bound-and-true-p flymake-mode)
(flymake-start)))))))
(defvar-local doom-modeline--flymake-text nil)
(defun doom-modeline-update-flymake-text (&rest _)
"Update flymake text."
(setq flymake--mode-line-format nil) ; remove the lighter of minor mode
(setq doom-modeline--flymake-text
(let* ((known (hash-table-keys flymake--backend-state))
(running (flymake-running-backends))
(disabled (flymake-disabled-backends))
(reported (flymake-reporting-backends))
(all-disabled (and disabled (null running)))
(some-waiting (cl-set-difference running reported))
(warning-level (warning-numeric-level :warning))
(note-level (warning-numeric-level :debug))
(.error 0)
(.warning 0)
(.note 0))
(maphash (lambda (_b state)
(cl-loop
with diags = (flymake--backend-state-diags state)
for diag in diags do
(let ((severity (flymake--lookup-type-property (flymake--diag-type diag) 'severity
(warning-numeric-level :error))))
(cond ((> severity warning-level) (cl-incf .error))
((> severity note-level) (cl-incf .warning))
(t (cl-incf .note))))))
flymake--backend-state)
(when-let
((text
(cond
(some-waiting doom-modeline--flymake-text)
((null known) nil)
(all-disabled nil)
(t (let ((num (+ .error .warning .note)))
(when (> num 0)
(if doom-modeline-checker-simple-format
(doom-modeline-checker-text (number-to-string num)
(cond ((> .error 0) 'doom-modeline-urgent)
((> .warning 0) 'doom-modeline-warning)
(t 'doom-modeline-info)))
(format "%s/%s/%s"
(doom-modeline-checker-text (number-to-string .error)
'doom-modeline-urgent)
(doom-modeline-checker-text (number-to-string .warning)
'doom-modeline-warning)
(doom-modeline-checker-text (number-to-string .note)
'doom-modeline-info)))))))))
(propertize
text
'help-echo (cond
(some-waiting "Running...")
((null known) "No Checker")
(all-disabled "All Checkers Disabled")
(t (format "error: %d, warning: %d, note: %d
mouse-1: List all problems%s"
.error .warning .note
(if (featurep 'mwheel)
"\nwheel-up/wheel-down: Previous/next problem"))))
'mouse-face 'mode-line-highlight
'local-map (let ((map (make-sparse-keymap)))
(define-key map [mode-line mouse-1]
#'flymake-show-diagnostics-buffer)