From c806e3f7898c190ea6b86af9c67dd5607c1a5dc3 Mon Sep 17 00:00:00 2001 From: Vincent Zhang Date: Tue, 12 Jun 2018 01:13:02 +0800 Subject: [PATCH] Add doom-modeline. --- README.md | 52 ++- doom-modeline.el | 954 +++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 1005 insertions(+), 1 deletion(-) create mode 100644 doom-modeline.el diff --git a/README.md b/README.md index d154d54..7355ce5 100644 --- a/README.md +++ b/README.md @@ -1,2 +1,52 @@ # doom-modeline -The modeline package extracted from DOOM emacs. + +The modeline package extracted from [DOOM +emacs](https://github.com/hlissner/doom-emacs/tree/master/modules/ui/doom-modeline). + +## Feature + +The DOOM modeline was designed for minimalism, and offers: + +- A match count panel (for evil-search, iedit and evil-substitute) +- An indicator for recording a macro +- Local python/ruby version in the major-mode +- A customizable mode-line height (see +doom-modeline-height) +- An error/warning count segment for flycheck + +## Install + +### Manual + +From melpa, `M-x package-install RET doom-modeline RET`. + +In `init.el`, + +``` emacs-lisp +(require 'doom-modeline) +(+doom-modeline|init) +``` + +### Use-package + +``` emacs-lisp +(use-package doom-modeline + :ensure t + :init (add-hook 'after-init-hook #'+doom-modeline|init)) +``` + +This package requires the fonts included with `all-the-icons` to be installed. +Run `M-x all-the-icons-install-fonts` to do so. + +## Screenshots + +![modeline](https://github.com/hlissner/doom-emacs/raw/screenshots/ml.png) + +![search](https://github.com/hlissner/doom-emacs/raw/screenshots/ml-search.png) + +![subst](https://github.com/hlissner/doom-emacs/raw/screenshots/ml-subst.png) + +![macro](https://github.com/hlissner/doom-emacs/raw/screenshots/ml-macro.png) + +![version](https://github.com/hlissner/doom-emacs/raw/screenshots/ml-version.png) + +![errors](https://github.com/hlissner/doom-emacs/raw/screenshots/ml-errors.png) diff --git a/doom-modeline.el b/doom-modeline.el new file mode 100644 index 0000000..ad741f0 --- /dev/null +++ b/doom-modeline.el @@ -0,0 +1,954 @@ +;;; doom-modeline.el --- modeline from DOOM emacs. -*- lexical-binding: t; -*- + +;; Copyright (C) 2018 Vincent Zhang + +;; Author: Vincent Zhang +;; URL: https://github.com/seagle0128/doom-modeline +;; Package-Version: 20180611.1130 +;; Version: 0.1.0 +;; Package-Requires: ((emacs "24.4") (all-the-icons "1.0.0") (projectile "0.10.0") (shrink-path "0.3.0") (eldoc-eval "0.1") +;; Keywords: modeline, mode-line, doom + +;; 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: +;; +;; This package offers a modern modeline them which is extraced from DOOM Emacs. +;; https://github.com/hlissner/doom-emacs/tree/master/modules/ui/doom-modeline +;; +;; The DOOM modeline was designed for minimalism, and offers: +;; 1. A match count panel (for evil-search, iedit and evil-substitute) +;; 2. An indicator for recording a macro +;; 3. Local python/ruby version in the major-mode +;; 4. A customizable mode-line height (see +doom-modeline-height) +;; 5. An error/warning count segment for flycheck +;; + +;;; Code: + +(require 'projectile) +(require 'all-the-icons) +(require 'memoize) +(require 'shrink-path) +(require 'eldoc-eval) + +(eval-and-compile + (defun doom--resolve-hooks (hooks) + (cl-loop with quoted-p = (eq (car-safe hooks) 'quote) + for hook in (doom-enlist (doom-unquote hooks)) + if (eq (car-safe hook) 'quote) + collect (cadr hook) + else if quoted-p + collect hook + else collect (intern (format "%s-hook" (symbol-name hook))))) + + (defun doom-enlist (exp) + "Return EXP wrapped in a list, or as-is if already a list." + (if (listp exp) exp (list exp))) + + (defun doom-unquote (exp) + "Return EXP unquoted." + (while (memq (car-safe exp) '(quote function)) + (setq exp (cadr exp))) + exp) + + (defvar doom--transient-counter 0)) + +(defmacro add-transient-hook! (hook &rest forms) + "Attaches transient forms to a HOOK. +HOOK can be a quoted hook or a sharp-quoted function (which will be advised). +These forms will be evaluated once when that function/hook is first invoked, +then it detaches itself." + (declare (indent 1)) + (let ((append (eq (car forms) :after)) + (fn (intern (format "doom-transient-hook-%s" (cl-incf doom--transient-counter))))) + `(when ,hook + (fset ',fn + (lambda (&rest _) + ,@forms + (cond ((functionp ,hook) (advice-remove ,hook #',fn)) + ((symbolp ,hook) (remove-hook ,hook #',fn))) + (unintern ',fn nil))) + (cond ((functionp ,hook) + (advice-add ,hook ,(if append :after :before) #',fn)) + ((symbolp ,hook) + (add-hook ,hook #',fn ,append)))))) + +(defmacro add-hook! (&rest args) + "A convenience macro for `add-hook'. Takes, in order: + 1. Optional properties :local and/or :append, which will make the hook + buffer-local or append to the list of hooks (respectively), + 2. The hooks: either an unquoted major mode, an unquoted list of major-modes, + a quoted hook variable or a quoted list of hook variables. If unquoted, the + hooks will be resolved by appending -hook to each symbol. + 3. A function, list of functions, or body forms to be wrapped in a lambda. +Examples: + (add-hook! 'some-mode-hook 'enable-something) + (add-hook! some-mode '(enable-something and-another)) + (add-hook! '(one-mode-hook second-mode-hook) 'enable-something) + (add-hook! (one-mode second-mode) 'enable-something) + (add-hook! :append (one-mode second-mode) 'enable-something) + (add-hook! :local (one-mode second-mode) 'enable-something) + (add-hook! (one-mode second-mode) (setq v 5) (setq a 2)) + (add-hook! :append :local (one-mode second-mode) (setq v 5) (setq a 2)) +Body forms can access the hook's arguments through the let-bound variable +`args'." + (declare (indent defun) (debug t)) + (let ((hook-fn 'add-hook) + append-p local-p) + (while (keywordp (car args)) + (pcase (pop args) + (:append (setq append-p t)) + (:local (setq local-p t)) + (:remove (setq hook-fn 'remove-hook)))) + (let ((hooks (doom--resolve-hooks (pop args))) + (funcs + (let ((val (car args))) + (if (memq (car-safe val) '(quote function)) + (if (cdr-safe (cadr val)) + (cadr val) + (list (cadr val))) + (list args)))) + forms) + (dolist (fn funcs) + (setq fn (if (symbolp fn) + `(function ,fn) + `(lambda (&rest _) ,@args))) + (dolist (hook hooks) + (push (cond ((eq hook-fn 'remove-hook) + `(remove-hook ',hook ,fn ,local-p)) + (t + `(add-hook ',hook ,fn ,append-p ,local-p))) + forms))) + `(progn ,@(nreverse forms))))) + +(defmacro def-modeline-segment! (name &rest forms) + "Defines a modeline segment and byte compiles it." + (declare (indent defun) (doc-string 2)) + (let ((sym (intern (format "doom-modeline-segment--%s" name)))) + `(progn + (defun ,sym () ,@forms) + ,(unless (bound-and-true-p byte-compile-current-file) + `(let (byte-compile-warnings) + (byte-compile #',sym)))))) + +(defsubst doom--prepare-modeline-segments (segments) + (cl-loop for seg in segments + if (stringp seg) + collect seg + else + collect (list (intern (format "doom-modeline-segment--%s" (symbol-name seg)))))) + +(defmacro def-modeline! (name lhs &optional rhs) + "Defines a modeline format and byte-compiles it. NAME is a symbol to identify +it (used by `doom-modeline' for retrieval). LHS and RHS are lists of symbols of +modeline segments defined with `def-modeline-segment!'. +Example: + (def-modeline! minimal + (bar matches \" \" buffer-info) + (media-info major-mode)) + (doom-set-modeline 'minimal t)" + (let ((sym (intern (format "doom-modeline-format--%s" name))) + (lhs-forms (doom--prepare-modeline-segments lhs)) + (rhs-forms (doom--prepare-modeline-segments rhs))) + `(progn + (defun ,sym () + (let ((lhs (list ,@lhs-forms)) + (rhs (list ,@rhs-forms))) + (let ((rhs-str (format-mode-line rhs))) + (list lhs + (propertize + " " 'display + `((space :align-to (- (+ right right-fringe right-margin) + ,(+ 1 (string-width rhs-str)))))) + rhs-str)))) + ,(unless (bound-and-true-p byte-compile-current-file) + `(let (byte-compile-warnings) + (byte-compile #',sym)))))) + +(defun doom-modeline (key) + "Returns a mode-line configuration associated with KEY (a symbol). Throws an +error if it doesn't exist." + (let ((fn (intern (format "doom-modeline-format--%s" key)))) + (when (functionp fn) + `(:eval (,fn))))) + +(defun doom-set-modeline (key &optional default) + "Set the modeline format. Does nothing if the modeline KEY doesn't exist. If +DEFAULT is non-nil, set the default mode-line for all buffers." + (when-let ((modeline (doom-modeline key))) + (setf (if default + (default-value 'mode-line-format) + (buffer-local-value 'mode-line-format (current-buffer))) + modeline))) + +(defun doom-project-root () + "Get the path to the root of your project. +If STRICT-P, return nil if no project was found, otherwise return +`default-directory'." + (let (projectile-require-project-root) + (projectile-project-root))) + +;; +;; modeline configs +;; + +(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. +(when (featurep 'evil-anzu) + (add-transient-hook! #'evil-ex-start-search (require 'evil-anzu)) + + (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" + (when-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) + +;; +;; 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-from-project => emacs/lisp/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) + +(defface doom-modeline-persp '((t ())) + "The face used for persp number." + :group '+doom-modeline) + +(defface doom-modeline-eyebrowse '((t ())) + "The face used for eyebrowse." + :group '+doom-modeline) + +(defface doom-modeline-bracket '((t (:inherit shadow))) + "The face used for brackets around the project." + :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 + +;; TODO torgeir +(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'. +(defmemoize +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)) + ('relative-from-project (+doom-modeline--buffer-file-name-relative 'include-project)) + ('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 buffer-file-truename)) + +(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 buffer-file-truename))) + (active (active))) + (if (null dirs) + (propertize "%b" 'face (if active 'doom-modeline-buffer-file)) + (let ((modified-faces (if (buffer-modified-p) 'doom-modeline-buffer-modified))) + (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 (concat dirname + (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))))))))) + +(defmemoize +doom-file-relative-name (filename directory) + (file-relative-name filename directory)) + +(defun +doom-modeline--buffer-file-name-relative (&optional include-project) + "Propertized `buffer-file-name' showing directories relative to project's root only." + (let ((root (doom-project-root)) + (active (active))) + (if (null root) + (propertize "%b" 'face (if active 'doom-modeline-buffer-file)) + (let* ((modified-faces (if (buffer-modified-p) 'doom-modeline-buffer-modified)) + (relative-dirs (file-relative-name (file-name-directory buffer-file-truename) + (if include-project (concat root "../") 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-truename) + 'face (if file-faces `(:inherit ,file-faces)))))))) + +(defmemoize +doom-abbreviate-file-name (file-name) + (abbreviate-file-name file-name)) + +(defmemoize +doom-shrink-path-file-mixed (project-root file-name) + (shrink-path-file-mixed project-root + (file-name-directory file-name) + file-name)) + +(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 buffer-file-truename) + buffer-file-truename)) + (active (active))) + (if (null file-name-split) + (propertize "%b" 'face (if active 'doom-modeline-buffer-file)) + (pcase-let ((`(,root-path-parent ,project ,relative-path ,filename) file-name-split)) + (let ((modified-faces (if (buffer-modified-p) 'doom-modeline-buffer-modified))) + (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) + (if relative-path (propertize relative-path 'face relative-props)) + (propertize filename 'face file-props))))))))) + + +;; +;; Segments +;; + + +(def-modeline-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 ((face (if (active) 'doom-modeline-buffer-path))) + (concat (if (display-graphic-p) " ") + (+doom-maybe-icon-octicon + "file-directory" + :face face + :v-adjust -0.05 + :height 1.25) + (propertize (concat " " (abbreviate-file-name default-directory)) + '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)." + (concat + (cond (buffer-read-only + (concat (+doom-maybe-icon-octicon + "lock" + :face 'doom-modeline-warning + :v-adjust -0.05) + " ")) + ((buffer-modified-p) + (concat (+doom-maybe-icon-faicon + "floppy-o" + :face 'doom-modeline-buffer-modified + :v-adjust -0.0575) + " ")) + ((and buffer-file-name + (not (file-exists-p buffer-file-name))) + (concat (+doom-maybe-icon-octicon + "circle-slash" + :face 'doom-modeline-urgent + :v-adjust -0.05) + " ")) + ((buffer-narrowed-p) + (concat (+doom-maybe-icon-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 + "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) + ((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))) + + +(defun +doom-maybe-icon-octicon (&rest args) + (when (display-graphic-p) + (apply 'all-the-icons-octicon args))) + +(defun +doom-maybe-icon-faicon (&rest args) + (when (display-graphic-p) + (apply 'all-the-icons-faicon args))) + +(defun +doom-maybe-icon-material (&rest args) + (when (display-graphic-p) + (apply 'all-the-icons-material args))) + +;; +(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-default-adjust -0.1)) + (concat (if (display-graphic-p) " ") + (cond ((memq state '(edited added)) + (if active (setq face 'doom-modeline-info)) + (+doom-maybe-icon-octicon + "git-compare" + :face face + :v-adjust -0.05)) + ((eq state 'needs-merge) + (if active (setq face 'doom-modeline-info)) + (+doom-maybe-icon-octicon "git-merge" :face face)) + ((eq state 'needs-update) + (if active (setq face 'doom-modeline-warning)) + (+doom-maybe-icon-octicon "arrow-down" :face face)) + ((memq state '(removed conflict unregistered)) + (if active (setq face 'doom-modeline-urgent)) + (+doom-maybe-icon-octicon "alert" :face face)) + (t + (if active (setq face 'font-lock-doc-face)) + (+doom-maybe-icon-octicon + "git-branch" + :face face + :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 ICON with FACE, followed by TEXT. Uses +`all-the-icons-material' to fetch the icon." + (concat (if vc-mode " " " ") + (when icon + (concat + (when (display-graphic-p) + (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 + (+doom-maybe-icon-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'." + (setq anzu-cons-mode-line-p nil) + (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) + "")) + +(defun +doom-modeline-eyebrowse-number () + (when (and (bound-and-true-p eyebrowse-mode) + (< 1 (length (eyebrowse--get 'window-configs)))) + (let* ((num (eyebrowse--get 'current-slot)) + (tag (when num (nth 2 (assoc num (eyebrowse--get 'window-configs))))) + (str (if (and tag (< 0 (length tag))) + tag + (when num (int-to-string num))))) + str))) + +(defun +doom-window-bottom-left-p () + (let* ((edges (window-edges)) + (minibuffer-edges (window-edges (minibuffer-window)))) + (and (eq 0 (car edges)) + (eq (nth 3 edges) + (cadr minibuffer-edges))))) + +(def-modeline-segment! persp-number + "The persp number." + (when (featurep 'persp-mode) + (when (+doom-window-bottom-left-p) + (when-let ((persp (get-current-persp))) + (propertize + (concat + (number-to-string + (+ 1 + (cl-position + (persp-name persp) + (persp-names-current-frame-fast-ordered)))) + "." + (or (+doom-modeline-eyebrowse-number) "1") + " ") + 'face 'doom-modeline-persp))))) + + +(advice-add #'window-numbering-install-mode-line :override #'ignore) +(advice-add #'window-numbering-clear-mode-line :override #'ignore) + +(def-modeline-segment! window-number + (if (bound-and-true-p window-numbering-mode) + (propertize (format " %s " (window-numbering-get-number-string)) + 'face (if (active) + 'doom-modeline-bar + 'doom-modeline-inactive-bar)) + "")) + +(declare-function eyebrowse--get 'eyebrowse) +(def-modeline-segment! workspace-number + "The current workspace name or number. Requires `eyebrowse-mode' to be +enabled." + (if (and (bound-and-true-p eyebrowse-mode) + (< 1 (length (eyebrowse--get 'window-configs)))) + (let* ((num (eyebrowse--get 'current-slot)) + (tag (when num (nth 2 (assoc num (eyebrowse--get 'window-configs))))) + (str (if (and tag (< 0 (length tag))) + tag + (when num (int-to-string num))))) + (propertize (format "%s " str) 'face 'doom-modeline-eyebrowse)) + "")) + +;; +;; Mode lines +;; + +(def-modeline! main + (workspace-number 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-default-directory) + (major-mode)) + +(def-modeline! media + (bar " %b ") + (media-info major-mode)) + +;; +;; Bootstrap +;; + +;;;###autoload +(defun +doom-modeline|init () + "Set the default modeline." + (doom-set-modeline 'main t) + + ;; This scratch and messages buffer is already created and doesn't get a + ;; modeline. + (with-current-buffer "*Messages*" + (doom-set-modeline 'main)) + (with-current-buffer "*scratch*" + (doom-set-modeline 'main))) + +(defun +doom-modeline|set-special-modeline () + "Set the special modeline." + (doom-set-modeline 'special)) + +(defun +doom-modeline|set-media-modeline () + "Set the media modeline." + (doom-set-modeline 'media)) + +(add-hook 'image-mode-hook #'+doom-modeline|set-media-modeline) +(add-hook 'org-src-mode-hook #'+doom-modeline|set-special-modeline) +(add-hook 'circe-mode-hook #'+doom-modeline|set-special-modeline) + +(provide 'doom-modeline) + +;;; doom-modeline.el ends here