2016-01-20 09:25:49 +01:00
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--[[
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Licensed under GNU General Public License v2
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* (c) 2016, Luke Bonham
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--]]
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2017-01-23 22:27:37 +01:00
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local helpers = require("lain.helpers")
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local shell = require("awful.util").shell
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2016-08-03 17:38:51 +02:00
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local wibox = require("wibox")
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2016-10-27 21:21:21 +02:00
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local string = { gmatch = string.gmatch,
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match = string.match,
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2016-08-03 17:38:51 +02:00
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format = string.format }
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local setmetatable = setmetatable
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2016-01-20 09:25:49 +01:00
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-- PulseAudio volume
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-- lain.widgets.pulseaudio
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2017-01-26 20:53:55 +01:00
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local pulseaudio = {}
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2016-01-20 09:25:49 +01:00
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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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2016-02-25 13:26:20 +01:00
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local scallback = args.scallback
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2016-01-20 09:25:49 +01:00
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2017-01-23 22:27:37 +01:00
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pulseaudio.cmd = args.cmd or "pacmd list-sinks | sed -n -e '0,/*/d' -e '/base volume/d' -e '/volume:/p' -e '/muted:/p' -e '/device\\.string/p'"
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2016-01-20 09:25:49 +01:00
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2017-01-26 20:53:55 +01:00
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pulseaudio.widget = wibox.widget.textbox()
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2016-01-20 09:25:49 +01:00
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function pulseaudio.update()
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2016-02-26 11:49:44 +01:00
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if scallback then pulseaudio.cmd = scallback() end
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2016-01-20 09:25:49 +01:00
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2017-01-23 22:27:37 +01:00
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helpers.async({ shell, "-c", pulseaudio.cmd }, function(s)
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volume_now = {
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index = string.match(s, "index: (%S+)") or "N/A",
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sink = string.match(s, "device.string = \"(%S+)\"") or "N/A",
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muted = string.match(s, "muted: (%S+)") or "N/A"
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}
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local ch = 1
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volume_now.channel = {}
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for v in string.gmatch(s, ":.-(%d+)%%") do
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volume_now.channel[ch] = v
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ch = ch + 1
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end
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volume_now.left = volume_now.channel[1] or "N/A"
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volume_now.right = volume_now.channel[2] or "N/A"
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widget = pulseaudio.widget
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settings()
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end)
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2016-01-20 09:25:49 +01:00
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end
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2017-01-24 18:19:15 +01:00
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helpers.newtimer("pulseaudio", timeout, pulseaudio.update)
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2016-01-20 09:25:49 +01:00
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2017-01-25 17:13:14 +01:00
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return pulseaudio
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2016-01-20 09:25:49 +01:00
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end
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return setmetatable(pulseaudio, { __call = function(_, ...) return worker(...) end })
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