.awesome/wi.lua

local awful = require("awful")
local wibox = require("wibox")
local beautiful = require("beautiful")
local vicious = require("vicious")
local naughty = require("naughty")

----< Battery >-------------------------------------------------------
--
local bat_state  = ""
local bat_charge = 0
local bat_time   = 0
local blink      = true
baticon = wibox.widget.imagebox()
baticon:set_image(beautiful.widget_batfull)

-- Charge %
batpct = wibox.widget.textbox()
vicious.register(batpct, vicious.widgets.bat, function(widget, args)
  bat_state  = args[1]
  bat_charge = args[2]
  bat_time   = args[3]

  if args[1] == "−" then
    if bat_charge > 70 then
      baticon:set_image(beautiful.widget_batfull)
    elseif bat_charge > 30 then
      baticon:set_image(beautiful.widget_batmed)
    elseif bat_charge > 10 then
      baticon:set_image(beautiful.widget_batlow)
    else
      baticon:set_image(beautiful.widget_batempty)
    end
  else
    baticon:set_image(beautiful.widget_ac)
    if args[1] == "+" then
      blink = not blink
      if blink then
        baticon:set_image(beautiful.widget_acblink)
      end
    end
  end

  return args[2] .. "% "
end, nil, "BAT0")

function popup_bat()
  local state = ""
  if bat_state == "↯" then
    state = "Full"
  elseif bat_state == "↯" then
    state = "Charged"
  elseif bat_state == "+" then
    state = "Charging"
  elseif bat_state == "-" then
    state = "Discharging"
  elseif bat_state == "⌁" then
    state = "Not charging"
  else
    state = "Unknown"
  end

  naughty.notify { text = "Charge : " .. bat_charge .. "%\nState  : " .. state ..
    " (" .. bat_time .. ")", timeout = 5, hover_timeout = 0.5 }
end
function show_powertop ()
    os.execute ("pgrep powertop || urxvt -e sudo powertop &")
end
batpct:buttons(awful.util.table.join(awful.button({ }, 1, popup_bat), awful.button({ }, 3, show_powertop)))
baticon:buttons(batpct:buttons())