X-Git-Url: https://git.madduck.net/etc/awesome.git/blobdiff_plain/d3e9bd968c62d75b149f9eb4720454282eb3a18f..3b9f9aa812fbc10fb0376dbeb1ef6f86f71df4e2:/widgets/base.lua diff --git a/widgets/base.lua b/widgets/base.lua index 0431d03..e1ce297 100644 --- a/widgets/base.lua +++ b/widgets/base.lua @@ -7,16 +7,17 @@ --]] local newtimer = require("lain.helpers").newtimer +local read_pipe = require("lain.helpers").read_pipe + local wibox = require("wibox") -local io = io local setmetatable = setmetatable --- Basic template for simple widgets +-- Basic template for custom widgets -- lain.widgets.base -local base = {} local function worker(args) + local base = {} local args = args or {} local timeout = args.timeout or 5 local cmd = args.cmd or "" @@ -24,14 +25,18 @@ local function worker(args) base.widget = wibox.widget.textbox('') - function update() - output = io.popen(cmd):read("*all") - widget = base.widget - settings() + function base.update() + if output ~= base.prev then + output = read_pipe(cmd) + widget = base.widget + settings() + base.prev = output + end end - newtimer(cmd, timeout, update) - return base.widget + newtimer(cmd, timeout, base.update) + + return setmetatable(base, { __index = base.widget }) end -return setmetatable(base, { __call = function(_, ...) return worker(...) end }) +return setmetatable({}, { __call = function(_, ...) return worker(...) end })