diff options
Diffstat (limited to '.config/awesome/lain/widgets/contrib/tpbat')
| -rw-r--r-- | .config/awesome/lain/widgets/contrib/tpbat/init.lua | 166 | ||||
| -rw-r--r-- | .config/awesome/lain/widgets/contrib/tpbat/smapi.lua | 102 |
2 files changed, 268 insertions, 0 deletions
diff --git a/.config/awesome/lain/widgets/contrib/tpbat/init.lua b/.config/awesome/lain/widgets/contrib/tpbat/init.lua new file mode 100644 index 0000000..72d6453 --- /dev/null +++ b/.config/awesome/lain/widgets/contrib/tpbat/init.lua @@ -0,0 +1,166 @@ + +--[[ + + 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 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 +-- lain.widgets.contrib.tpbat +local tpbat = { } +local tpbat_notification = nil + +function tpbat:hide() + if tpbat_notification ~= nil + then + naughty.destroy(tpbat_notification) + tpbat_notification = nil + end +end + +function tpbat:show(t_out) + tpbat:hide() + + local bat = self.bat + local t_out = t_out or 0 + + if bat == nil or not bat:installed() then return end + + local mfgr = bat:get('manufacturer') or "no_mfgr" + local model = bat:get('model') or "no_model" + local chem = bat:get('chemistry') or "no_chem" + local status = bat:get('state') or "nil" + local time = bat:remaining_time() + local msg = "\t" + + if status ~= "idle" and status ~= "nil" + then + if time == "N/A" + then + msg = "...Calculating time remaining..." + else + msg = time .. (status == "charging" and " until charged" or " remaining") + end + else + msg = "On AC Power" + end + + local str = string.format("%s : %s %s (%s)\n", bat.name, mfgr, model, chem) + .. 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 + }) +end + +function tpbat.register(args) + local args = args or {} + local timeout = args.timeout or 30 + local battery = args.battery or "BAT0" + local settings = args.settings or function() end + + tpbat.bat = smapi:battery(battery) -- Create a new battery + local bat = tpbat.bat + + 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." + }) + end + + function update() + bat_now = { + status = "Not present", + perc = "N/A", + time = "N/A", + watt = "N/A" + } + + if bat:installed() + then + 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 (when discharging) + if bat_now.status == "discharging" + then + if bat_now.perc <= 5 + then + tpbat.id = naughty.notify({ + preset = bat_notification_critical_preset, + replaces_id = tpbat.id + }).id + elseif bat_now.perc <= 15 + then + tpbat.id = naughty.notify({ + preset = bat_notification_low_preset, + replaces_id = tpbat.id + }).id + end + end + + bat_now.perc = tostring(bat_now.perc) + end + + widget = tpbat.widget + settings() + end + + newtimer("tpbat", timeout, update) + + widget:connect_signal('mouse::enter', function () tpbat:show() end) + widget:connect_signal('mouse::leave', function () tpbat:hide() end) + + return tpbat.widget +end + +return setmetatable(tpbat, { __call = function(_, ...) return tpbat.register(...) end }) diff --git a/.config/awesome/lain/widgets/contrib/tpbat/smapi.lua b/.config/awesome/lain/widgets/contrib/tpbat/smapi.lua new file mode 100644 index 0000000..862d4cd --- /dev/null +++ b/.config/awesome/lain/widgets/contrib/tpbat/smapi.lua @@ -0,0 +1,102 @@ + +--[[ + + smapi.lua + Interface with thinkpad battery information + + Licensed under GNU General Public License v2 + * (c) 2013, Conor Heine + +--]] + +local first_line = require("lain.helpers").first_line + +local string = { format = string.format } +local tonumber = tonumber +local setmetatable = setmetatable + +local smapi = {} + +local apipath = "/sys/devices/platform/smapi" + +-- Most are readable values, but some can be written to (not implemented, yet?) +local readable = { + barcoding = true, + charging_max_current = true, + charging_max_voltage = true, + chemistry = true, + current_avg = true, + current_now = true, + cycle_count = true, + design_capacity = true, + design_voltage = true, + dump = true, + first_use_date = true, + force_discharge = false, + group0_voltage = true, + group1_voltage = true, + group2_voltage = true, + group3_voltage = true, + inhibit_charge_minutes = false, + installed = true, + last_full_capacity = true, + manufacture_date = true, + manufacturer = true, + model = true, + power_avg = true, + power_now = true, + remaining_capacity = true, + remaining_charging_time = true, + remaining_percent = true, + remaining_percent_error = true, + remaining_running_time = true, + remaining_running_time_now = true, + serial = true, + start_charge_thresh = false, + state = true, + stop_charge_thresh = false, + temperature = true, + voltage = true, +} + +function smapi:battery(name) + local bat = {} + + bat.name = name + bat.path = apipath .. "/" .. name + + function bat:get(item) + return self.path ~= nil and readable[item] and first_line(self.path .. "/" .. item) or nil + end + + function bat:installed() + return self:get("installed") == "1" + end + + function bat:status() + return self:get('state') + end + + -- Remaining time can either be time until battery dies or time until charging completes + function bat:remaining_time() + local time_val = bat_now.status == 'discharging' and 'remaining_running_time' or 'remaining_charging_time' + local mins_left = self:get(time_val) + + if mins_left:find("^%d+") == nil + then + return "N/A" + end + + local hrs = mins_left / 60 + local min = mins_left % 60 + return string.format("%02d:%02d", hrs, min) + end + + function bat:percent() + return tonumber(self:get("remaining_percent")) + end + + return setmetatable(bat, {__metatable = false, __newindex = false}) +end + +return smapi |