49 lines
1.8 KiB
Lua
49 lines
1.8 KiB
Lua
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-- volume widget type for FreeBSD
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-- Copyright (C) 2017,2019 mutlusun <mutlusun@github.com>
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-- Copyright (C) 2019 Nguyễn Gia Phong <vn.mcsinyx@gmail.com>
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--
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-- This file is part of Vicious.
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--
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-- Vicious is free software: you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as
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-- published by the Free Software Foundation, either version 2 of the
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-- License, or (at your option) any later version.
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--
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-- Vicious is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License
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-- along with Vicious. If not, see <https://www.gnu.org/licenses/>.
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-- {{{ Grab environment
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local tonumber = tonumber
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local string = { match = string.match }
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local helpers = require("vicious.helpers")
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local spawn = require("vicious.spawn")
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-- }}}
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-- Volume: provides volume levels and state of requested mixer
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-- vicious.widgets.volume_freebsd
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local volume_freebsd = {}
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-- {{{ Volume widget type
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local STATE = { on = '🔉', off = '🔈' }
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local function parse(stdout, stderr, exitreason, exitcode)
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-- Capture mixer control state, e.g. 42 : 42
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local voll, volr = string.match(stdout, "([%d]+):([%d]+)\n$")
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if voll == "0" and volr == "0" then return { 0, 0, STATE.off } end
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return { tonumber(voll), tonumber(volr), STATE.on }
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end
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function volume_freebsd.async(format, warg, callback)
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if not warg then return callback{} end
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spawn.easy_async("mixer " .. helpers.shellquote(warg),
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function (...) callback(parse(...)) end)
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end
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-- }}}
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return helpers.setasyncall(volume_freebsd)
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