78 lines
2.6 KiB
EmacsLisp
78 lines
2.6 KiB
EmacsLisp
;;; FG42 --- The mighty editor for the emacsians -*- lexical-binding: t; -*-
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;;
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;; Copyright (c) 2010-2022 Sameer Rahmani <lxsameer@gnu.org>
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;;
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;; Author: Sameer Rahmani <lxsameer@gnu.org>
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;; URL: https://gitlab.com/FG42/FG42
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;; Version: 3.0.0
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;;
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;;
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;;
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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;;
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;;; Commentary:
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;;; Code:
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(require 'fg42/modeline)
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(require 'fg42/statusbar)
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(defmacro fg42/percentage-face (value err warn)
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"Return the correct face with repect to VALUE and the given
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thresholds ERR adn WARN"
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`(cond ((> ,value ,err) 'error) ((> ,value ,warn) 'warning) (t 'success)))
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(defbar-unit fg42/statusbar-battery 30 "B--"
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(format "B%s"
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(string-trim
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(with-temp-buffer
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(insert-file-contents "/sys/class/power_supply/BAT0/capacity")
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(buffer-string)))))
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(defbar-unit fg42/statusbar-memory 3 "M--S--"
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(let* ((struct (string-trim
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(shell-command-to-string "free -k|tail -n 2|awk '{printf(\"%s,%s,\", $3, $2)}'")))
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(vals (mapcar #'cl-parse-integer (butlast (split-string struct ","))))
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;; TODO: Check for division by zero
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(m (* 100 (/ (float(car vals)) (cadr vals))))
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;; TODO: Check for division by zero
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(s (* 100 (/ (float(caddr vals)) (cadddr vals))))
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(x ))
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(format
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"M%sS%s"
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(propertize (format "%02d" m) 'face (fg42/percentage-face m 90 75))
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(propertize (format "%02d" s) 'face (fg42/percentage-face s 90 75)))))
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;; The default modeline for FG42 that is compatible with
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;; the FG42's status bar only
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(defmode-line fg42/statusbar-default
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(if (display-graphic-p)
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(progn
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;; We are in the graphical world
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(require 'all-the-icons)
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(list
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:brief (list
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'fg42/statusbar-battery
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'fg42/statusbar-memory
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"|" '(buffer-name) "|" '(format-mode-line "%l:%c") "|" '(format-time-string "%m-%d %H:%M"))
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:long " "))
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;; No GUI
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(list
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:brief (list)
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:long "")))
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(provide 'fg42/modeline/statusbar-default)
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;;; statusbar-default.el ends here
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