+++ /dev/null
-
---[[
-
- Licensed under GNU General Public License v2
- * (c) 2013, Luke Bonham
- * (c) 2010, Adrian C. <anrxc@sysphere.org>
-
---]]
-
-local helpers = require("lain.helpers")
-local shell = require("awful.util").shell
-local wibox = require("wibox")
-local string = { match = string.match,
- format = string.format }
-local setmetatable = setmetatable
-
--- ALSA volume
--- lain.widgets.alsa
-
-local function worker(args)
- local alsa = { widget = wibox.widget.textbox() }
- local args = args or {}
- local timeout = args.timeout or 5
- local settings = args.settings or function() end
-
- alsa.cmd = args.cmd or "amixer"
- alsa.channel = args.channel or "Master"
- alsa.togglechannel = args.togglechannel
-
- local format_cmd = string.format("%s get %s", alsa.cmd, alsa.channel)
-
- if alsa.togglechannel then
- format_cmd = { shell, "-c", string.format("%s get %s; %s get %s",
- alsa.cmd, alsa.channel, alsa.cmd, alsa.togglechannel) }
- end
-
- alsa.last = {}
-
- function alsa.update()
- helpers.async(format_cmd, function(mixer)
- local l,s = string.match(mixer, "([%d]+)%%.*%[([%l]*)")
- if alsa.last.level ~= l or alsa.last.status ~= s then
- volume_now = { level = l, status = s }
- widget = alsa.widget
- settings()
- alsa.last = volume_now
- end
- end)
- end
-
- helpers.newtimer(string.format("alsa-%s-%s", alsa.cmd, alsa.channel), timeout, alsa.update)
-
- return alsa
-end
-
-return setmetatable({}, { __call = function(_, ...) return worker(...) end })