270 lines
9.9 KiB
Lua
270 lines
9.9 KiB
Lua
-------------------------------------------------
|
|
-- 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 2020 Pavel Makhov
|
|
-------------------------------------------------
|
|
|
|
local awful = require("awful")
|
|
local watch = require("awful.widget.watch")
|
|
local wibox = require("wibox")
|
|
local beautiful = require("beautiful")
|
|
local gears = require("gears")
|
|
|
|
local widget = {}
|
|
|
|
local function split(string_to_split, separator)
|
|
if separator == nil then separator = "%s" end
|
|
local t={}
|
|
|
|
for str in string.gmatch(string_to_split, "([^".. separator .."]+)") do
|
|
table.insert(t, str)
|
|
end
|
|
|
|
return t
|
|
end
|
|
|
|
local function starts_with(str, start)
|
|
return str:sub(1, #start) == start
|
|
end
|
|
|
|
local function worker(args)
|
|
|
|
local args = args or {}
|
|
|
|
local width = args.width or 50
|
|
local step_width = args.step_width or 2
|
|
local step_spacing = args.step_spacing or 1
|
|
local color= args.color or beautiful.fg_normal
|
|
|
|
local cpugraph_widget = wibox.widget {
|
|
max_value = 100,
|
|
background_color = "#00000000",
|
|
forced_width = width,
|
|
step_width = step_width,
|
|
step_spacing = step_spacing,
|
|
widget = wibox.widget.graph,
|
|
color = "linear:0,0:0,20:0,#FF0000:0.3,#FFFF00:0.6," .. color
|
|
}
|
|
|
|
local cpu_rows = {
|
|
spacing = 4,
|
|
layout = wibox.layout.fixed.vertical,
|
|
}
|
|
|
|
local is_update = true
|
|
local process_rows = {
|
|
spacing = 8,
|
|
layout = wibox.layout.fixed.vertical,
|
|
}
|
|
|
|
local process_header = {
|
|
{
|
|
markup = '<b>PID</b>',
|
|
forced_width = 40,
|
|
widget = wibox.widget.textbox
|
|
},
|
|
{
|
|
markup = '<b>Name</b>',
|
|
forced_width = 40,
|
|
widget = wibox.widget.textbox
|
|
},
|
|
{
|
|
{
|
|
markup = '<b>%CPU</b>',
|
|
forced_width = 40,
|
|
widget = wibox.widget.textbox
|
|
},
|
|
{
|
|
markup = '<b>%MEM</b>',
|
|
forced_width = 40,
|
|
widget = wibox.widget.textbox
|
|
},
|
|
layout = wibox.layout.fixed.horizontal
|
|
},
|
|
layout = wibox.layout.align.horizontal
|
|
}
|
|
|
|
local popup = awful.popup{
|
|
ontop = true,
|
|
visible = false,
|
|
shape = gears.shape.rounded_rect,
|
|
border_width = 1,
|
|
border_color = beautiful.bg_normal,
|
|
maximum_width = 300,
|
|
offset = { y = 5 },
|
|
widget = {}
|
|
}
|
|
|
|
popup:connect_signal("mouse::enter", function(c) is_update = false end)
|
|
popup:connect_signal("mouse::leave", function(c) is_update = true end)
|
|
|
|
cpugraph_widget:buttons(
|
|
awful.util.table.join(
|
|
awful.button({}, 1, function()
|
|
if popup.visible then
|
|
--rows = nil
|
|
popup.visible = not popup.visible
|
|
else
|
|
--init_popup()
|
|
popup:move_next_to(mouse.current_widget_geometry)
|
|
end
|
|
end)
|
|
)
|
|
)
|
|
|
|
--- 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 cpus = {}
|
|
watch([[bash -c "cat /proc/stat | grep '^cpu.' ; ps -eo '%p|%c|%C|' -o "%mem" -o '|%a' --sort=-%cpu | head -11 | tail -n +2"]], 1,
|
|
function(widget, stdout)
|
|
local i = 1
|
|
local j = 1
|
|
for line in stdout:gmatch("[^\r\n]+") do
|
|
if starts_with(line, 'cpu') then
|
|
|
|
if cpus[i] == nil then cpus[i] = {} end
|
|
|
|
local name, user, nice, system, idle, iowait, irq, softirq, steal, guest, guest_nice =
|
|
line:match('(%w+)%s+(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)')
|
|
|
|
local total = user + nice + system + idle + iowait + irq + softirq + steal
|
|
|
|
local diff_idle = idle - tonumber(cpus[i]['idle_prev'] == nil and 0 or cpus[i]['idle_prev'])
|
|
local diff_total = total - tonumber(cpus[i]['total_prev'] == nil and 0 or cpus[i]['total_prev'])
|
|
local diff_usage = (1000 * (diff_total - diff_idle) / diff_total + 5) / 10
|
|
|
|
cpus[i]['total_prev'] = total
|
|
cpus[i]['idle_prev'] = idle
|
|
|
|
if i == 1 then
|
|
widget:add_value(diff_usage)
|
|
end
|
|
|
|
local row = wibox.widget
|
|
{
|
|
{
|
|
text = name,
|
|
forced_width = 40,
|
|
widget = wibox.widget.textbox
|
|
},
|
|
{
|
|
text = math.floor(diff_usage) .. '%',
|
|
forced_width = 40,
|
|
widget = wibox.widget.textbox
|
|
},
|
|
{
|
|
max_value = 100,
|
|
value = diff_usage,
|
|
forced_height = 20,
|
|
forced_width = 150,
|
|
paddings = 1,
|
|
margins = 4,
|
|
border_width = 1,
|
|
border_color = beautiful.bg_focus,
|
|
background_color = beautiful.bg_normal,
|
|
bar_border_width = 1,
|
|
bar_border_color = beautiful.bg_focus,
|
|
color = "linear:150,0:0,0:0,#D08770:0.3,#BF616A:0.6," .. beautiful.fg_normal,
|
|
widget = wibox.widget.progressbar,
|
|
|
|
},
|
|
layout = wibox.layout.align.horizontal
|
|
}
|
|
|
|
cpu_rows[i] = row
|
|
i = i + 1
|
|
else
|
|
if is_update == true then
|
|
|
|
local columns = split(line, '|')
|
|
|
|
local pid = columns[1]
|
|
local comm = columns[2]
|
|
local cpu = columns[3]
|
|
local mem = columns[4]
|
|
local cmd = columns[5]
|
|
|
|
local row = wibox.widget {
|
|
{
|
|
{
|
|
text = pid,
|
|
forced_width = 40,
|
|
widget = wibox.widget.textbox
|
|
},
|
|
{
|
|
text = comm,
|
|
forced_width = 40,
|
|
widget = wibox.widget.textbox
|
|
},
|
|
{
|
|
{
|
|
text = cpu,
|
|
forced_width = 40,
|
|
widget = wibox.widget.textbox
|
|
},
|
|
{
|
|
text = mem,
|
|
forced_width = 40,
|
|
widget = wibox.widget.textbox
|
|
},
|
|
layout = wibox.layout.align.horizontal
|
|
},
|
|
layout = wibox.layout.align.horizontal
|
|
},
|
|
widget = wibox.container.background
|
|
}
|
|
|
|
-- Do not update process rows when mouse cursor is over the widget
|
|
row:connect_signal("mouse::enter", function(c) c:set_bg(beautiful.bg_focus) end)
|
|
row:connect_signal("mouse::leave", function(c) c:set_bg(beautiful.bg_normal) end)
|
|
|
|
awful.tooltip {
|
|
objects = { row },
|
|
mode = 'outside',
|
|
preferred_positions = {'bottom'},
|
|
timer_function = function()
|
|
return cmd
|
|
:gsub('%s%-', '\n\t-') -- put arguments on a new line
|
|
:gsub(':/', '\n\t\t:/') -- java classpath uses : to separate jars
|
|
end,
|
|
}
|
|
|
|
process_rows[j] = row
|
|
|
|
j = j + 1
|
|
end
|
|
|
|
end
|
|
end
|
|
popup:setup {
|
|
{
|
|
cpu_rows,
|
|
{
|
|
orientation = 'horizontal',
|
|
forced_height = 15,
|
|
color = beautiful.bg_focus,
|
|
widget = wibox.widget.separator
|
|
},
|
|
process_header,
|
|
process_rows,
|
|
layout = wibox.layout.fixed.vertical,
|
|
},
|
|
margins = 8,
|
|
widget = wibox.container.margin
|
|
}
|
|
end,
|
|
cpugraph_widget
|
|
)
|
|
|
|
return cpu_widget
|
|
end
|
|
|
|
return setmetatable(widget, { __call = function(_, ...)
|
|
return worker(...)
|
|
end })
|