lain/widgets/abase.lua

42 lines
1.2 KiB
Lua

--[[
Licensed under GNU General Public License v2
* (c) 2014, Luke Bonham
--]]
local helpers = require("lain.helpers")
local wibox = require("wibox")
local setmetatable = setmetatable
-- Basic template for custom widgets (asynchronous version)
-- lain.widgets.abase
local function worker(args)
local abase = helpers.make_widget_textbox()
local args = args or {}
local timeout = args.timeout or 5
local nostart = args.nostart or false
local stoppable = args.stoppable or false
local cmd = args.cmd or ""
local settings = args.settings or function() end
function abase.update()
helpers.async(cmd, function(f)
output = f
if output ~= abase.prev then
widget = abase.widget
settings()
abase.prev = output
end
end)
end
abase.timer = helpers.newtimer(cmd, timeout, abase.update, nostart, stoppable)
return abase
end
return setmetatable({}, { __call = function(_, ...) return worker(...) end })