forked from colonelpanic/dotfiles
junk powerline stuff.
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dotfiles/emacs.d/load.d/powerline.el
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304
dotfiles/emacs.d/load.d/powerline.el
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(defmacro spacemacs|custom-flycheck-lighter (error)
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"Return a formatted string for the given ERROR (error, warning, info)."
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`(let* ((error-counts (flycheck-count-errors
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flycheck-current-errors))
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(errorp (flycheck-has-current-errors-p ',error))
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(err (or (cdr (assq ',error error-counts)) "?"))
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(running (eq 'running flycheck-last-status-change)))
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(if (or errorp running) (format "•%s " err))))
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(defvar dotspacemacs-mode-line-unicode-symbols t)
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(use-package powerline
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:ensure t
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:init
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(progn
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;; Custom format of minor mode lighters, they are separated by a pipe.
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(defpowerline spacemacs-powerline-minor-modes
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(mapconcat (lambda (mm)
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(propertize
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mm
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'mouse-face 'mode-line-highlight
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'help-echo "Minor mode\n mouse-1: Display minor mode menu\n mouse-2: Show help for minor mode\n mouse-3: Toggle minor modes"
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'local-map (let ((map (make-sparse-keymap)))
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(define-key map
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[mode-line down-mouse-1]
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(powerline-mouse 'minor 'menu mm))
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(define-key map
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[mode-line mouse-2]
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(powerline-mouse 'minor 'help mm))
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(define-key map
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[mode-line down-mouse-3]
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(powerline-mouse 'minor 'menu mm))
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(define-key map
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[header-line down-mouse-3]
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(powerline-mouse 'minor 'menu mm))
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map)))
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(split-string (format-mode-line minor-mode-alist))
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(concat (propertize
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(if dotspacemacs-mode-line-unicode-symbols " " "") 'face face)
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(unless dotspacemacs-mode-line-unicode-symbols "|"))))
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(defpowerline spacemacs-powerline-new-version
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(propertize
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spacemacs-version-check-lighter
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'mouse-face 'mode-line-highlight
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'help-echo (format "New version %s | Click with mouse-1 to update (Not Yet Implemented)"
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spacemacs-new-version)
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'local-map (let ((map (make-sparse-keymap)))
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(define-key map
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[mode-line down-mouse-1]
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(lambda (event) (interactive "@e") (message "TODO: update"))
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)
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map)))
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(defvar spacemacs-mode-line-minor-modesp t
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"If not nil, minor modes lighter are displayed in the mode-line.")
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(defun spacemacs/mode-line-minor-modes-toggle ()
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"Toggle display of minor modes."
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(interactive)
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(if spacemacs-mode-line-minor-modesp
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(setq spacemacs-mode-line-minor-modesp nil)
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(setq spacemacs-mode-line-minor-modesp t)))
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(defvar spacemacs-mode-line-new-version-lighterp t
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"If not nil, new version lighter is displayed in the mode-line.")
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(defun spacemacs/mode-line-new-version-lighter-toggle ()
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"Toggle display of new version lighter."
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(interactive)
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(if spacemacs-mode-line-new-version-lighterp
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(setq spacemacs-mode-line-new-version-lighterp nil)
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(setq spacemacs-mode-line-new-version-lighterp t)))
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(defvar spacemacs-mode-line-display-point-p nil
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"If not nil, display point alongside row/column in the mode-line.")
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(defun spacemacs/mode-line-display-point-toggle ()
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(interactive)
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(if spacemacs-mode-line-display-point-p
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(setq spacemacs-mode-line-display-point-p nil)
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(setq spacemacs-mode-line-display-point-p t)))
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(defvar spacemacs-mode-line-org-clock-current-taskp nil
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"If not nil, the currently clocked org-mode task will be
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displayed in the mode-line.")
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(defvar spacemacs-mode-line-org-clock-format-function
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'org-clock-get-clock-string
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"Function used to render the currently clocked org-mode task.")
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(defun spacemacs/mode-line-org-clock-current-task-toggle ()
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(interactive)
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(if spacemacs-mode-line-org-clock-current-taskp
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(setq spacemacs-mode-line-org-clock-current-taskp nil)
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(setq spacemacs-mode-line-org-clock-current-taskp t)))
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(if (display-graphic-p)
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(setq-default powerline-default-separator 'wave)
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(setq-default powerline-default-separator 'utf-8))
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(defun spacemacs/customize-powerline-faces ()
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"Alter powerline face to make them work with more themes."
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(set-face-attribute 'powerline-inactive2 nil
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:inherit 'font-lock-comment-face))
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(spacemacs/customize-powerline-faces)
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(defun spacemacs/mode-line-prepare-left ()
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(let* ((active (powerline-selected-window-active))
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(line-face (if active 'mode-line 'mode-line-inactive))
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(face1 (if active 'powerline-active1 'powerline-inactive1))
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(face2 (if active 'powerline-active2 'powerline-inactive2))
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(state-face face2)
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(eyebrowsep (bound-and-true-p eyebrowse-mode))
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(window-numberingp (bound-and-true-p window-numbering-mode))
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(anzup (and (boundp 'anzu--state) anzu--state))
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(flycheckp (and (bound-and-true-p flycheck-mode)
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(or flycheck-current-errors
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(eq 'running flycheck-last-status-change))))
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(vc-face (if (or flycheckp spacemacs-mode-line-minor-modesp)
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face1 line-face))
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(separator-left (intern (format "powerline-%s-%s"
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powerline-default-separator
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(car powerline-default-separator-dir))))
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(separator-right (intern (format "powerline-%s-%s"
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powerline-default-separator
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(cdr powerline-default-separator-dir)))))
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(append
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;; workspace number
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(when (and eyebrowsep (spacemacs/workspace-number))
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(list (powerline-raw " " state-face)
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(powerline-raw (spacemacs/workspace-number) state-face)))
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;; window number
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(if (and window-numberingp (spacemacs/window-number))
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(list (if eyebrowsep
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(powerline-raw "|" state-face)
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(powerline-raw " " state-face))
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(powerline-raw (spacemacs/window-number) state-face)
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(powerline-raw " " state-face))
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(list (powerline-raw "" state-face)))
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(if (and active anzup)
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(list (funcall separator-right state-face face1)
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(powerline-raw (anzu--update-mode-line) face1)
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(funcall separator-right face1 line-face))
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(list (funcall separator-right state-face line-face)))
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;; evil state
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;; (powerline-raw evil-mode-line-tag state-face)
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;; (funcall separator-right state-face line-face)
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;; buffer name
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(list
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(powerline-raw "%*" line-face 'l)
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(powerline-buffer-size line-face 'l)
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(powerline-buffer-id line-face 'l)
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(powerline-raw " " line-face)
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;; major mode
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(funcall separator-left line-face face1)
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(powerline-major-mode face1 'l)
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(powerline-raw " " face1)
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(when active
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(funcall separator-right face1 line-face)))
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;; flycheck
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(when (and active flycheckp)
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(list (powerline-raw " " line-face)
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(powerline-raw (spacemacs|custom-flycheck-lighter error)
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'spacemacs-mode-line-flycheck-error-face)
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(powerline-raw (spacemacs|custom-flycheck-lighter warning)
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'spacemacs-mode-line-flycheck-warning-face)
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(powerline-raw (spacemacs|custom-flycheck-lighter info)
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'spacemacs-mode-line-flycheck-info-face)))
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;; separator between flycheck and minor modes
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(when (and active flycheckp spacemacs-mode-line-minor-modesp)
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(list (funcall separator-left line-face face1)
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(powerline-raw " " face1)
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(funcall separator-right face1 line-face)))
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;; minor modes
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(when (and active spacemacs-mode-line-minor-modesp)
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(list (spacemacs-powerline-minor-modes line-face 'l)
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(powerline-raw mode-line-process line-face 'l)
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(powerline-raw " " line-face)))
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;; erc
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(when (and active
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(boundp 'erc-track-mode))
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;; Copied from erc-track.el -> erc-modified-channels-display
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(let* ((buffers (mapcar 'car erc-modified-channels-alist))
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(long-names (mapcar #'(lambda (buf) (or (buffer-name buf) "")) buffers)))
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long-names))
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;; version control
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(when (and active (or flycheckp spacemacs-mode-line-minor-modesp))
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(list (funcall separator-left (if vc-face line-face face1) vc-face)))
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(if active
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(list (powerline-vc vc-face)
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(powerline-raw " " vc-face)
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(funcall separator-right vc-face face2))
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(list (funcall separator-right face1 face2)))
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;; org-pomodoro current pomodoro
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(when (and active
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(fboundp 'org-pomodoro-active-p)
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(org-pomodoro-active-p))
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org-pomodoro-mode-line)
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;; org clocked task
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(when (and active
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spacemacs-mode-line-org-clock-current-taskp
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(fboundp 'org-clocking-p)
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(org-clocking-p))
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(list (powerline-raw " " face2)
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(funcall spacemacs-mode-line-org-clock-format-function)
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(powerline-raw " " face2))))))
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(defun column-number-at-pos (pos)
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"Analog to line-number-at-pos."
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(save-excursion (goto-char pos) (current-column)))
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(defun selection-info ()
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"Info on the current selection for the mode-line.
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It is a string holding:
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- the number of columns in the selection if it covers only one line,
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- the number of lines in the selection if if covers several full lines
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- or rowsxcols if it's a block selection."
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(let* ((lines (count-lines (region-beginning) (1+ (region-end))))
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(chars (- (1+ (region-end)) (region-beginning)))
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(cols (1+ (abs (- (column-number-at-pos (region-end))
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(column-number-at-pos (region-beginning)))))))
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(if (eq evil-visual-selection 'block)
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(format "%dx%d block" lines cols)
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(if (> lines 1) (format "%d lines" lines)
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(format "%d chars" chars)))))
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(defun spacemacs/mode-line-prepare-right ()
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(let* ((active (powerline-selected-window-active))
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(line-face (if active 'mode-line 'mode-line-inactive))
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(face1 (if active 'powerline-active1 'powerline-inactive1))
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(face2 (if active 'powerline-active2 'powerline-inactive2))
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(state-face face2)
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(nyancatp (and (boundp 'nyan-mode) nyan-mode))
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(batteryp (and (boundp 'fancy-battery-mode)
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(symbol-value fancy-battery-mode)))
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(battery-face (if batteryp (fancy-battery-powerline-face)))
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(separator-left (intern (format "powerline-%s-%s"
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powerline-default-separator
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(car powerline-default-separator-dir))))
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(separator-right (intern (format "powerline-%s-%s"
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powerline-default-separator
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(cdr powerline-default-separator-dir)))))
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(append
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;; battery
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(if (and active batteryp)
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(list (funcall separator-left face2 battery-face)
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(powerline-raw (fancy-battery-default-mode-line)
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battery-face 'r)
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(funcall separator-right battery-face face1))
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(list (funcall separator-right face2 face1)))
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(list
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;; row:column
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(powerline-raw " " face1)
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(powerline-raw (if spacemacs-mode-line-display-point-p
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(concat (format "%d | " (point)) "%l:%2c" )
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"%l:%2c")
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face1 'r)
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(funcall separator-left face1 line-face)
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(powerline-raw " " line-face))
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(list
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;; global-mode
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(when active
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(powerline-raw global-mode-string)
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(powerline-raw " " line-face)))
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(when (and active (not nyancatp))
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(let ((progress (format-mode-line "%p")))
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(list
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;; percentage in the file
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(powerline-raw "%p" line-face 'r)
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;; display hud
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(powerline-chamfer-left line-face face1)
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(if (string-match "\%" progress)
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(powerline-hud state-face face1)))))
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)))
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(defun spacemacs/mode-line-prepare ()
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(let* ((active (powerline-selected-window-active))
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(face2 (if active 'powerline-active2 'powerline-inactive2))
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(lhs (spacemacs/mode-line-prepare-left))
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(rhs (spacemacs/mode-line-prepare-right))
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(nyancatp (and (boundp 'nyan-mode) nyan-mode)))
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(concat (powerline-render lhs)
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(when (and active nyancatp)
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(powerline-render (spacemacs/powerline-nyan-cat)))
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(powerline-fill face2 (powerline-width rhs))
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(powerline-render rhs))))
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(setq-default mode-line-format
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'("%e" (:eval (spacemacs/mode-line-prepare))))
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(defun spacemacs//restore-powerline (buffer)
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"Restore the powerline in buffer"
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(with-current-buffer buffer
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(setq-local mode-line-format
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'("%e" (:eval (spacemacs/mode-line-prepare))))
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(powerline-set-selected-window)
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(powerline-reset)))
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(defun spacemacs//set-powerline-for-startup-buffers ()
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"Set the powerline for buffers created when Emacs starts."
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(unless configuration-layer-error-count
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(dolist (buffer '("*Messages*" "*spacemacs*" "*Compile-Log*"))
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(when (get-buffer buffer)
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(spacemacs//restore-powerline buffer)))))
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(add-hook 'after-init-hook
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'spacemacs//set-powerline-for-startup-buffers)))
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