61 lines
1.5 KiB
Lua
61 lines
1.5 KiB
Lua
--[[
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Licensed under GNU General Public License v2
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* (c) 2016, Luca CPZ
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--]]
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local helpers = require('lain.helpers')
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local shell = require('awful.util').shell
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local wibox = require('wibox')
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local string = string
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local type = type
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-- PulseAudio volume
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-- lain.widget.pulse
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local function factory(args)
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args = args or {}
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local pulse = { widget = args.widget or wibox.widget.textbox(), device = 'N/A' }
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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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pulse.devicetype = args.devicetype or 'sink'
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pulse.cmd = args.cmd
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or 'pacmd list-'
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.. pulse.devicetype
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.. "s | sed -n -e '/*/,$!d' -e '/index/p' -e '/base volume/d' -e '/volume:/p' -e '/muted:/p' -e '/device\\.string/p'"
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function pulse.update()
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helpers.async({ shell, '-c', type(pulse.cmd) == 'string' and pulse.cmd or pulse.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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device = 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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pulse.device = volume_now.index
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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 = pulse.widget
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settings()
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end)
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end
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helpers.newtimer('pulse', timeout, pulse.update)
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return pulse
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end
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return factory
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