---[[
- tpbat.lua
- Battery status widget for ThinkPad laptops that use SMAPI
- lain.widgets.contrib.tpbat
-
- More on tp_smapi: http://www.thinkwiki.org/wiki/Tp_smapi
- Licensed under GNU General Public License v2
- * (c) 2013, Conor Heine
- * (c) 2013, Luke Bonham
- * (c) 2010-2012, Peter Hofmann
-
+--[[
+
+ tpbat.lua
+ Battery status widget for ThinkPad laptops that use SMAPI
+ lain.widgets.contrib.tpbat
+
+ More on tp_smapi: http://www.thinkwiki.org/wiki/Tp_smapi
+
+ Licensed under GNU General Public License v2
+ * (c) 2013, Conor Heine
+ * (c) 2013, Luke Bonham
+ * (c) 2010-2012, Peter Hofmann
+
--]]
+local debug = { getinfo = debug.getinfo }
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 smapi = require("lain.widgets.contrib.tpbat.smapi") -- Ugly :(
-
local string = { format = string.format }
local math = { floor = math.floor }
local tostring = tostring
local setmetatable = setmetatable
+package.path = debug.getinfo(1,"S").source:match[[^@?(.*[\/])[^\/]-$]] .. "?.lua;" .. package.path
+local smapi = require("smapi")
-- ThinkPad SMAPI-enabled battery info widget
-local tpbat = { }
-
-local tpbat_notification = nil
+-- lain.widgets.contrib.tpbat
+local tpbat = {}
-function tpbat:hide()
- if tpbat_notification ~= nil then
- naughty.destroy(tpbat_notification)
- tpbat_notification = nil
- end
+function tpbat.hide()
+ if not tpbat.notification then return end
+ naughty.destroy(tpbat.notification)
+ tpbat.notification = nil
end
-function tpbat:show(t_out)
- tpbat:hide()
-
- local bat = self.bat
+function tpbat.show(t_out)
+ tpbat.hide()
+
+ local bat = tpbat.bat
+
if bat == nil or not bat:installed() then return end
+ local t_out = t_out or 0
local mfgr = bat:get('manufacturer') or "no_mfgr"
local model = bat:get('model') or "no_model"
local chem = bat:get('chemistry') or "no_chem"
end
local str = string.format("%s : %s %s (%s)\n", bat.name, mfgr, model, chem)
- str = str .. string.format("\n%s \t\t\t %s", status:upper(), msg)
+ .. string.format("\n%s \t\t\t %s", status:upper(), msg)
- tpbat_notification = naughty.notify({
- preset = { fg = beautiful.fg_normal },
- text = str,
- timeout = t_out
+ tpbat.notification = naughty.notify({
+ text = str,
+ timeout = t_out,
+ screen = client.focus and client.focus.screen or 1
})
end
tpbat.bat = smapi:battery(battery) -- Create a new battery
local bat = tpbat.bat
-
- tpbat.widget = wibox.widget.textbox('')
- if bat:get('state') == nil then
+ tpbat.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"
+ }
+
+ if bat:get('state') == nil
+ then
local n = naughty.notify({
+ preset = bat_notification_low_preset,
title = "SMAPI Battery Warning: Unable to read battery state!",
text = "This widget is intended for ThinkPads. Is tp_smapi installed? Check your configs & paths.",
- position = "top_right",
- timeout = 15,
- fg="#202020",
- bg="#cdcdcd",
- ontop = true
+ screen = client.focus and client.focus.screen or 1
})
end
- function update()
+ function tpbat.update()
bat_now = {
status = "Not present",
perc = "N/A",
if bat:installed()
then
- bat_now.status = bat:status()
+ bat_now.status = bat:status() or "N/A"
bat_now.perc = bat:percent()
bat_now.time = bat:remaining_time()
-- bat_now.watt = string.format("%.2fW", (VOLTS * AMPS) / 1e12)
- -- notifications for low and critical states
- if bat_now.perc <= 5
+ -- notifications for low and critical states (when discharging)
+ if bat_now.status == "discharging"
then
- tpbat.id = naughty.notify({
- text = "shutdown imminent",
- title = "battery nearly exhausted",
- position = "top_right",
- timeout = 15,
- fg="#000000",
- bg="#ffffff",
- ontop = true,
- replaces_id = tpbat.id
- }).id
- elseif bat_now.perc <= 15
- then
- tpbat.id = naughty.notify({
- text = "plug the cable",
- title = "battery low",
- position = "top_right",
- timeout = 15,
- fg="#202020",
- bg="#cdcdcd",
- ontop = true,
- replaces_id = tpbat.id
- }).id
+ if bat_now.perc <= 5
+ then
+ tpbat.id = naughty.notify({
+ preset = bat_notification_critical_preset,
+ replaces_id = tpbat.id,
+ screen = client.focus and client.focus.screen or 1
+ }).id
+ elseif bat_now.perc <= 15
+ then
+ tpbat.id = naughty.notify({
+ preset = bat_notification_low_preset,
+ replaces_id = tpbat.id,
+ screen = client.focus and client.focus.screen or 1
+ }).id
+ end
end
bat_now.perc = tostring(bat_now.perc)
end
- widget = tpbat.widget -- 'widget' needed in rc.lua (following convention)
+ widget = tpbat.widget
+
settings()
end
- newtimer("tpbat", timeout, update)
+ newtimer("tpbat-" .. bat.name, timeout, tpbat.update)
- widget:connect_signal('mouse::enter', function () tpbat:show(0) end)
- widget:connect_signal('mouse::leave', function () tpbat:hide() end)
+ widget:connect_signal('mouse::enter', function () tpbat.show() end)
+ widget:connect_signal('mouse::leave', function () tpbat.hide() end)
- return tpbat.widget
+ return tpbat
end
return setmetatable(tpbat, { __call = function(_, ...) return tpbat.register(...) end })
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