All patches and comments are welcome. Please squash your changes to logical
commits before using git-format-patch and git-send-email to
patches@git.madduck.net.
If you'd read over the Git project's submission guidelines and adhered to them,
I'd be especially grateful.
4 Licensed under GNU General Public License v2
5 * (c) 2016, Luke Bonham
9 local helpers = require("lain.helpers")
10 local shell = require("awful.util").shell
11 local wibox = require("wibox")
12 local string = { gmatch = string.gmatch,
14 format = string.format }
15 local setmetatable = setmetatable
18 -- lain.widget.pulseaudio
20 local function worker(args)
21 local pulseaudio = { widget = wibox.widget.textbox() }
22 local args = args or {}
23 local devicetype = args.devicetype or "sink"
24 local timeout = args.timeout or 5
25 local settings = args.settings or function() end
26 local scallback = args.scallback
28 pulseaudio.cmd = args.cmd or "pacmd list-" .. devicetype .. "s | sed -n -e '0,/*/d' -e '/base volume/d' -e '/volume:/p' -e '/muted:/p' -e '/device\\.string/p'"
30 function pulseaudio.update()
31 if scallback then pulseaudio.cmd = scallback() end
33 helpers.async({ shell, "-c", pulseaudio.cmd }, function(s)
35 index = string.match(s, "index: (%S+)") or "N/A",
36 device = string.match(s, "device.string = \"(%S+)\"") or "N/A",
37 sink = device, -- legacy API
38 muted = string.match(s, "muted: (%S+)") or "N/A"
42 volume_now.channel = {}
43 for v in string.gmatch(s, ":.-(%d+)%%") do
44 volume_now.channel[ch] = v
48 volume_now.left = volume_now.channel[1] or "N/A"
49 volume_now.right = volume_now.channel[2] or "N/A"
51 widget = pulseaudio.widget
57 helpers.newtimer("pulseaudio", timeout, pulseaudio.update)
62 return setmetatable({}, { __call = function(_, ...) return worker(...) end })