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