32 lines
962 B
Lua
32 lines
962 B
Lua
-- {{{ 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]+)$")
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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 -s " .. 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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