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|
-------------------------------------------------
-- CPU Widget for Awesome Window Manager
-- Shows the current CPU utilization
-- More details could be found here:
-- https://github.com/streetturtle/awesome-wm-widgets/tree/master/cpu-widget
-- @author Pavel Makhov
-- @copyright 2017 Pavel Makhov
-------------------------------------------------
local watch = require("awful.widget.watch")
local wibox = require("wibox")
local beautiful = require("beautiful")
local cpugraph_widget = wibox.widget {
max_value = 100,
background_color = "#00000000",
forced_width = 50,
step_width = 2,
step_spacing = 1,
widget = wibox.widget.graph
}
--- By default graph widget goes from left to right, so we mirror it and push up a bit
local cpu_widget = wibox.container.margin(wibox.container.mirror(cpugraph_widget, { horizontal = true }), 0, 0, 0, 2)
local total_prev = 0
local idle_prev = 0
watch([[bash -c "cat /proc/stat | grep '^cpu '"]], 1,
function(widget, stdout, stderr, exitreason, exitcode)
local user, nice, system, idle, iowait, irq, softirq, steal, guest, guest_nice =
stdout:match('(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s')
local total = user + nice + system + idle + iowait + irq + softirq + steal
local diff_idle = idle - idle_prev
local diff_total = total - total_prev
local diff_usage = (1000 * (diff_total - diff_idle) / diff_total + 5) / 10
widget:set_color(diff_usage > 80 and beautiful.widget_red
or beautiful.widget_main_color)
widget:add_value(diff_usage)
total_prev = total
idle_prev = idle
end,
cpugraph_widget
)
return cpu_widget
|
