--]]
-local markup = require("lain.util.markup")
+local newtimer = require("lain.helpers").newtimer
local first_line = require("lain.helpers").first_line
-local beautiful = require("beautiful")
local naughty = require("naughty")
local wibox = require("wibox")
local math = { floor = math.floor }
local string = { format = string.format }
+local tonumber = tonumber
local setmetatable = setmetatable
-- Battery infos
-- lain.widgets.bat
-local bat = {
- status = "not present",
- perc = "N/A",
- time = "N/A",
-}
+local bat = {}
-function worker(args)
+local function worker(args)
local args = args or {}
+ local timeout = args.timeout or 30
local battery = args.battery or "BAT0"
- local show_all = args.show_all or false
- local refresh_timeout = args.refresh_timeout or 30
- local header = args.header or " Bat "
- local header_color = args.header_color or beautiful.fg_normal or "#FFFFFF"
- local color = args.color or beautiful.fg_focus or "#FFFFFF"
- local shadow = args.shadow or false
-
- local mybattery = wibox.widget.textbox()
-
- local mybatteryupdate = function()
- local present = first_line("/sys/class/power_supply/"
- .. battery
- .. "/present")
+ local notify = args.notify or "on"
+ local settings = args.settings or function() end
+
+ bat.widget = wibox.widget.textbox('')
+
+ bat_notification_low_preset = {
+ title = "Battery low",
+ text = "Plug the cable!",
+ timeout = 15,
+ fg = "#202020",
+ bg = "#CDCDCD"
+ }
+
+ bat_notification_critical_preset = {
+ title = "Battery exhausted",
+ text = "Shutdown imminent",
+ timeout = 15,
+ fg = "#000000",
+ bg = "#FFFFFF"
+ }
+
+ function update()
+ bat_now = {
+ status = "Not present",
+ perc = "N/A",
+ time = "N/A",
+ watt = "N/A"
+ }
+
+ local bstr = "/sys/class/power_supply/" .. battery
+
+ local present = first_line(bstr .. "/present")
if present == "1"
then
- local rate = first_line("/sys/class/power_supply/"
- .. battery ..
- "/power_now")
- local ratev = first_line("/sys/class/power_supply/"
- .. battery ..
- "/voltage_now")
- local rem = first_line("/sys/class/power_supply/"
- .. battery ..
- "/energy_now")
- local tot = first_line("/sys/class/power_supply/"
- .. battery ..
- "/energy_full")
- bat.status = first_line("/sys/class/power_supply/"
- .. battery ..
- "/status")
+ local rate = first_line(bstr .. "/power_now") or
+ first_line(bstr .. "/current_now")
+
+ local ratev = first_line(bstr .. "/voltage_now")
+
+ local rem = first_line(bstr .. "/energy_now") or
+ first_line(bstr .. "/charge_now")
+
+ local tot = first_line(bstr .. "/energy_full") or
+ first_line(bstr .. "/charge_full")
+
+ bat_now.status = first_line(bstr .. "/status") or "N/A"
+
+ rate = tonumber(rate) or 1
+ ratev = tonumber(ratev)
+ rem = tonumber(rem)
+ tot = tonumber(tot)
local time_rat = 0
- if bat.status == "Charging"
+ if bat_now.status == "Charging"
then
- status = "(+)"
time_rat = (tot - rem) / rate
- elseif bat.status == "Discharging"
+ elseif bat_now.status == "Discharging"
then
- status = "(-)"
time_rat = rem / rate
- else
- status = "(.)"
end
local hrs = math.floor(time_rat)
- local min = (time_rat - hrs) * 60
- bat.time = string.format("%02d:%02d", hrs, min)
+ if hrs < 0 then hrs = 0 elseif hrs > 23 then hrs = 23 end
- local amount = (rem / tot) * 100
+ local min = math.floor((time_rat - hrs) * 60)
+ if min < 0 then min = 0 elseif min > 59 then min = 59 end
- if shadow
- then
- bat.perc = string.format("%d", amount)
- else
- bat.perc = string.format("%d%%", amount)
- end
+ bat_now.time = string.format("%02d:%02d", hrs, min)
- local watt = string.format("%.2fW", (rate * ratev) / 1e12)
+ bat_now.perc = first_line(bstr .. "/capacity")
- if show_all
- then
- text = watt .. " " .. bat.perc .. " " .. bat.time .. " " .. bat.status
- else
- text = bat.perc
+ if not bat_now.perc then
+ local perc = (rem / tot) * 100
+ if perc <= 100 then
+ bat_now.perc = string.format("%d", perc)
+ elseif perc > 100 then
+ bat_now.perc = "100"
+ elseif perc < 0 then
+ bat_now.perc = "0"
+ end
end
- -- notifications for low and critical states
- if amount <= 5
- then
- naughty.notify{
- text = "shutdown imminent",
- title = "battery nearly exhausted",
- position = "top_right",
- timeout = 15,
- fg="#000000",
- bg="#ffffff",
- ontop = true
- }
- elseif amount <= 15
- then
- old_id = naughty.notify{
- text = "plug the cable",
- title = "battery low",
- position = "top_right",
- timeout = 5,
- fg="#202020",
- bg="#cdcdcd",
- ontop = true
- }
+ if rate ~= nil and ratev ~= nil then
+ bat_now.watt = string.format("%.2fW", (rate * ratev) / 1e12)
+ else
+ bat_now.watt = "N/A"
end
- else
- text = "none"
+
end
- if shadow
+ widget = bat.widget
+ settings()
+
+ -- notifications for low and critical states
+ if bat_now.status == "Discharging" and notify == "on" and bat_now.perc ~= nil
then
- mybattery:set_text('')
- else
- mybattery:set_markup(markup(header_color, header)
- .. markup(color, text) .. " ")
+ local nperc = tonumber(bat_now.perc) or 100
+ if nperc <= 5
+ then
+ bat.id = naughty.notify({
+ preset = bat_notification_critical_preset,
+ replaces_id = bat.id,
+ screen = client.focus and client.focus.screen or 1
+ }).id
+ elseif nperc <= 15
+ then
+ bat.id = naughty.notify({
+ preset = bat_notification_low_preset,
+ replaces_id = bat.id,
+ screen = client.focus and client.focus.screen or 1
+ }).id
+ end
end
end
- local mybatterytimer = timer({ timeout = refresh_timeout })
- mybatterytimer:connect_signal("timeout", mybatteryupdate)
- mybatterytimer:start()
- mybatterytimer:emit_signal("timeout")
-
- bat.widget = mybattery
+ newtimer("bat", timeout, update)
- return setmetatable(bat, { __index = bat.widget })
+ return bat.widget
end
return setmetatable(bat, { __call = function(_, ...) return worker(...) end })
projects / etc / awesome.git / blobdiff