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authorWilliam Carroll <wpcarro@gmail.com>2019-10-09T11·13+0100
committerWilliam Carroll <wpcarro@gmail.com>2019-12-24T15·21+0000
commit6b456c1b7a4f6899f063a6e65355af51901d9c7a (patch)
treecfc70d74818ae9fabdbbfb0cf16cce092e4c1a09 /configs/shared/.emacs.d/wpc/laptop-battery.el
parenta7c72adb2ebec1e497fc040eaf3551d564d61a5b (diff)
Massive configuration overhaul
Currently paying the price of months of non-diligent git usage.

Here's what has changed.

- Theming support in Gvcci and wpgtk
- Dropping support for i3
- Supporting EXWM
- Many Elisp modules
- Collapsed redundant directories in ./configs
Diffstat (limited to 'configs/shared/.emacs.d/wpc/laptop-battery.el')
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diff --git a/configs/shared/.emacs.d/wpc/laptop-battery.el b/configs/shared/.emacs.d/wpc/laptop-battery.el
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+++ b/configs/shared/.emacs.d/wpc/laptop-battery.el
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+;;; laptop-battery.el --- Display laptop battery information -*- lexical-binding: t -*-
+;; Author: William Carroll <wpcarro@gmail.com>
+
+;;; Commentary:
+;; Some wrappers to obtain battery information.
+;;
+;; To troubleshoot battery consumpton look into the CLI `powertop`.
+
+;;; Code:
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; Roadmap
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+;; TODO: Support functions that work with reporting battery stats.
+;; TODO: low-battery-reporting-threshold
+;; TODO: charged-battery-reporting-threshold
+;; TODO: Format modeline battery information.
+;; TODO: Provide better time information in the modeline.
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; Dependencies
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(require 'battery)
+(require 'alist)
+(require 'maybe)
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; Library
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(defun laptop-battery/available? ()
+  "Return t if battery information is available."
+  (maybe/some? battery-status-function))
+
+(defun laptop-battery/percentage ()
+  "Return the current percentage of the battery."
+  (->> battery-status-function
+       funcall
+       (alist/get 112)))
+
+(defun laptop-battery/print-percentage ()
+  "Return the current percentage of the battery."
+  (interactive)
+  (->> (laptop-battery/percentage)
+       message))
+
+(defun laptop-battery/display ()
+  "Display laptop battery percentage in the modeline."
+  (interactive)
+  (display-battery-mode 1))
+
+(defun laptop-battery/hide ()
+  "Hide laptop battery percentage in the modeline."
+  (interactive)
+  (display-battery-mode -1))
+
+(provide 'laptop-battery)
+;;; laptop-battery.el ends here