--[[
-
- Licensed under GNU General Public License v2
- * (c) 2013, Luke Bonham
- * (c) 2010-2012, Peter Hofmann
- * (c) 2010, Adrian C. <anrxc@sysphere.org>
- * (c) 2009, Lucas de Vries <lucas@glacicle.com>
-
+
+ Licensed under GNU General Public License v2
+ * (c) 2013, Luke Bonham
+ * (c) 2010-2012, Peter Hofmann
+
--]]
-local markup = require("lain.util.markup")
-local run_in_terminal = require("lain.helpers").run_in_terminal
+local newtimer = require("lain.helpers").newtimer
-local beautiful = require("beautiful")
local wibox = require("wibox")
local io = { lines = io.lines }
local math = { floor = math.floor }
-local string = { format = string.format,
- gmatch = string.gmatch,
- len = string.len }
+local string = { gmatch = string.gmatch }
local setmetatable = setmetatable
-- lain.widgets.mem
local mem = {}
-function worker(args)
- local args = args or {}
- local refresh_timeout = args.refresh_timeout or 10
- local show_swap = args.show_swap or false
- local show_total = args.show_total or false
- local header = args.header or " Mem "
- 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 "MB "
+local function worker(args)
+ local args = args or {}
+ local timeout = args.timeout or 2
+ local settings = args.settings or function() end
- local widg = wibox.widget.textbox()
+ mem.widget = wibox.widget.textbox('')
- local upd = function()
- local mem = {}
+ function update()
+ mem_now = {}
for line in io.lines("/proc/meminfo")
do
for k, v in string.gmatch(line, "([%a]+):[%s]+([%d]+).+")
do
- if k == "MemTotal" then mem.total = math.floor(v / 1024)
- elseif k == "MemFree" then mem.free = math.floor(v / 1024)
- elseif k == "Buffers" then mem.buf = math.floor(v / 1024)
- elseif k == "Cached" then mem.cache = math.floor(v / 1024)
- elseif k == "SwapTotal" then mem.swap = math.floor(v / 1024)
- elseif k == "SwapFree" then mem.swapf = math.floor(v / 1024)
+ if k == "MemTotal" then mem_now.total = math.floor(v / 1024)
+ elseif k == "MemFree" then mem_now.free = math.floor(v / 1024)
+ elseif k == "Buffers" then mem_now.buf = math.floor(v / 1024)
+ elseif k == "Cached" then mem_now.cache = math.floor(v / 1024)
+ elseif k == "SwapTotal" then mem_now.swap = math.floor(v / 1024)
+ elseif k == "SwapFree" then mem_now.swapf = math.floor(v / 1024)
end
end
end
- used = mem.total - (mem.free + mem.buf + mem.cache)
- swapused = mem.swap - mem.swapf
+ mem_now.used = mem_now.total - (mem_now.free + mem_now.buf + mem_now.cache)
+ mem_now.swapused = mem_now.swap - mem_now.swapf
- if show_total
- then
- local fmt = "%" .. string.len(mem.total) .. ".0f/%.0f"
- widg:set_markup(markup(header_color, header) ..
- markup(color, string.format(fmt, used, mem.total) .. footer))
- else
- widg:set_markup(markup(header_color, header) ..
- markup(color, used .. footer))
- end
-
- if show_swap
- then
- widg:set_markup(widg._layout.text .. ' ('
- .. string.format('%.0f '.. footer, swapused)
- .. ')')
- end
+ widget = mem.widget
+ settings()
end
- local tmr = timer({ timeout = refresh_timeout })
- tmr:connect_signal("timeout", upd)
- tmr:start()
- tmr:emit_signal("timeout")
+ newtimer("mem", timeout, update)
- return widg
+ return mem.widget
end
return setmetatable(mem, { __call = function(_, ...) return worker(...) end })