mirror of https://github.com/lcpz/lain.git
82 lines
2.1 KiB
Lua
82 lines
2.1 KiB
Lua
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--[[
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Licensed under GNU General Public License v2
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* (c) 2013, Luke Bonham
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* (c) 2010, Adrian C. <anrxc@sysphere.org>
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--]]
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local newtimer = require("lain.helpers").newtimer
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<<<<<<< HEAD
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local wibox = require("wibox")
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local io = { popen = io.popen }
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=======
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local read_pipe = require("lain.helpers").read_pipe
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local wibox = require("wibox")
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>>>>>>> upstream/master
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local string = { match = string.match,
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format = string.format }
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local setmetatable = setmetatable
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-- ALSA volume
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-- lain.widgets.alsa
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local alsa = {}
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local function worker(args)
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local args = args or {}
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local timeout = args.timeout or 5
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local settings = args.settings or function() end
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alsa.cmd = args.cmd or "amixer"
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alsa.channel = args.channel or "Master"
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alsa.widget = wibox.widget.textbox('')
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function alsa.update()
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<<<<<<< HEAD
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local f = assert(io.popen(string.format("%s get %s", alsa.cmd, alsa.channel)))
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local mixer = f:read("*a")
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f:close()
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=======
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local mixer = read_pipe(string.format("%s get %s", alsa.cmd, alsa.channel))
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>>>>>>> upstream/master
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volume_now = {}
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volume_now.level, volume_now.status = string.match(mixer, "([%d]+)%%.*%[([%l]*)")
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if volume_now.level == nil
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then
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volume_now.level = "0"
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volume_now.status = "off"
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end
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if volume_now.status == ""
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then
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if volume_now.level == "0"
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then
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volume_now.status = "off"
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else
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volume_now.status = "on"
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end
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end
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widget = alsa.widget
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settings()
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end
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timer_id = string.format("alsa-%s-%s", alsa.cmd, alsa.channel)
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newtimer(timer_id, timeout, alsa.update)
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return setmetatable(alsa, { __index = alsa.widget })
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end
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return setmetatable(alsa, { __call = function(_, ...) return worker(...) end })
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