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[etc/awesome.git] / widgets / temp.lua
1
2 --[[
3                                                   
4      Licensed under GNU General Public License v2 
5       * (c) 2013, Luke Bonham                     
6                                                   
7 --]]
8
9 local newtimer     = require("lain.helpers").newtimer
10
11 local wibox        = require("wibox")
12
13 local io           = { open = io.open }
14 local tonumber     = tonumber
15
16 local setmetatable = setmetatable
17
18 -- coretemp
19 -- lain.widgets.temp
20 local temp = {}
21
22 local function worker(args)
23     local args     = args or {}
24     local timeout  = args.timeout or 2
25     local tempfile = args.tempfile or "/sys/class/thermal/thermal_zone0/temp"
26     local settings = args.settings or function() end
27
28     temp.widget = wibox.widget.textbox('')
29
30     function update()
31         local f = io.open(tempfile)
32         if f then
33             coretemp_now = tonumber(f:read("*all")) / 1000
34             f:close()
35         else
36             coretemp_now = "N/A"
37         end
38
39         widget = temp.widget
40         settings()
41     end
42
43     newtimer("coretemp", timeout, update)
44
45     return temp.widget
46 end
47
48 return setmetatable(temp, { __call = function(_, ...) return worker(...) end })