battery widget for AwesomeWM

battery-widget.lua

-- Battery widget {{{
batwidget = awful.widget.progressbar()
batwidget:set_width(8)
batwidget:set_vertical(true)
local batwidget_tooltip = awful.tooltip({ objects = { batwidget }, delay_show = 1, })
vicious.register(batwidget, vicious.widgets.bat, function(widget, args)
    local state, percent, time, wear = unpack(args)
    if state == "⌁" or state == "↯" then  -- "Unknown" or "Charged"
      widget:set_width(0)
    else
      widget:set_width(8)
      if percent <= 25 then
        widget:set_color("#FF5656")
      else
        widget:set_color("#AECF96")
      end
    end
    batwidget_tooltip:set_text("bat: " .. state .. " " .. percent .. "%, time:" .. time .. ", wear: " .. wear )
    return percent
  end, 61, "BAT0")
-- }}}