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local awful = require("awful")
local beautiful = require("beautiful")
local gears = require("gears")
local watch = require("awful.widget.watch")
local wibox = require("wibox")
local ramgraph_widget = {}
local function worker(args)
local args = args or {}
local timeout = args.timeout or 1
--- Main ram widget shown on wibar
ramgraph_widget = wibox.widget {
border_width = 0,
colors = {
beautiful.bg_urgent, -- used
beautiful.fg_normal -- free
},
display_labels = false,
forced_width = 25,
widget = wibox.widget.piechart
}
--- Widget which is shown when user clicks on the ram widget
local popup = awful.popup{
ontop = true,
visible = false,
widget = {
widget = wibox.widget.piechart,
forced_height = 200,
forced_width = 400,
colors = {
beautiful.bg_urgent, -- used
beautiful.fg_normal, -- free
beautiful.border_color_active, -- buf_cache
},
},
shape = gears.shape.rounded_rect,
border_color = beautiful.border_color_active,
border_width = 1,
offset = { y = 5 },
}
local total, used, free, shared, buff_cache, available, total_swap, used_swap, free_swap
local function getPercentage(value)
return math.floor(value / (total+total_swap) * 100 + 0.5) .. '%'
end
watch('bash -c "LANGUAGE=en_US.UTF-8 free | grep -z Mem.*Swap.*"', timeout,
function(widget, stdout, stderr, exitreason, exitcode)
total, used, free, shared, buff_cache, available, total_swap, used_swap, free_swap =
stdout:match('(%d+)%s*(%d+)%s*(%d+)%s*(%d+)%s*(%d+)%s*(%d+)%s*Swap:%s*(%d+)%s*(%d+)%s*(%d+)')
widget.data = { used, total-used }
if popup.visible then
popup:get_widget().data_list = {
{'used ' .. getPercentage(used + used_swap), used + used_swap},
{'free ' .. getPercentage(free + free_swap), free + free_swap},
{'buff_cache ' .. getPercentage(buff_cache), buff_cache}
}
end
end,
ramgraph_widget
)
ramgraph_widget:buttons(
awful.util.table.join(
awful.button({}, 1, function()
popup:get_widget().data_list = {
{'used ' .. getPercentage(used + used_swap), used + used_swap},
{'free ' .. getPercentage(free + free_swap), free + free_swap},
{'buff_cache ' .. getPercentage(buff_cache), buff_cache}
}
if popup.visible then
popup.visible = not popup.visible
else
popup:move_next_to(mouse.current_widget_geometry)
end
end)
)
)
return ramgraph_widget
end
return setmetatable(ramgraph_widget, { __call = function(_, ...)
return worker(...)
end })
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