--]]
-local markup = require("lain.util.markup")
local first_line = require("lain.helpers").first_line
+local newtimer = require("lain.helpers").newtimer
-local beautiful = require("beautiful")
local wibox = require("wibox")
local math = { ceil = math.ceil }
local string = { format = string.format,
gmatch = string.gmatch }
+local tostring = tostring
local setmetatable = setmetatable
last_active = 0
}
-function worker(args)
- local args = args or {}
- local refresh_timeout = args.refresh_timeout or 5
- local header = args.header or " Cpu "
- local header_color = args.header or beautiful.fg_normal or "#FFFFFF"
- local color = args.color or beautiful.fg_focus or "#FFFFFF"
- local footer = args.footer or "% "
+local function worker(args)
+ local args = args or {}
+ local timeout = args.timeout or 2
+ local settings = args.settings or function() end
- local w = wibox.widget.textbox()
+ cpu.widget = wibox.widget.textbox('')
- local cpuusageupdate = function()
+ function update()
-- Read the amount of time the CPUs have spent performing
-- different kinds of work. Read the first line of /proc/stat
-- which is the sum of all CPUs.
local total = 0
for field in string.gmatch(times, "[%s]+([^%s]+)")
do
- -- 3 = idle, 4 = ioWait. Essentially, the CPUs have done
+ -- 4 = idle, 5 = ioWait. Essentially, the CPUs have done
-- nothing during these times.
- if at == 3 or at == 4
+ if at == 4 or at == 5
then
idle = idle + field
end
-- Read current data and calculate relative values.
local dactive = active - cpu.last_active
local dtotal = total - cpu.last_total
- local dta = math.ceil((dactive / dtotal) * 100)
- w:set_markup(markup(header_color, header) .. markup(color, dta .. footer))
+ cpu_now = {}
+ cpu_now.usage = tostring(math.ceil((dactive / dtotal) * 100))
+
+ widget = cpu.widget
+ settings()
-- Save current data for the next run.
cpu.last_active = active
cpu.last_total = total
end
- local cpuusagetimer = timer({ timeout = refresh_timeout })
- cpuusagetimer:connect_signal("timeout", cpuusageupdate)
- cpuusagetimer:start()
- cpuusagetimer:emit_signal("timeout")
+ newtimer("cpu", timeout, update)
- return w
+ return cpu.widget
end
return setmetatable(cpu, { __call = function(_, ...) return worker(...) end })