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c738169ca5
evil daemon system, dependency list update, README improvements.
Former-commit-id: db310f8e49
Former-commit-id: 4f25f9200c3ac9f9385daca5a68378249ff0329e
Former-commit-id: 69fa3954e5738446a59b409b7e326233e7c3ef55
Former-commit-id: 673176f7857e39f3455f4ccb426eef2789c0e891
74 lines
2.2 KiB
Lua
74 lines
2.2 KiB
Lua
-- Provides:
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-- evil::volume
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-- volume percentage (integer)
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-- muted (boolean)
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-- evil::microphone
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-- muted (boolean)
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local awful = require("awful")
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local function emit_volume_info()
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-- Get volume info
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awful.spawn.easy_async("pactl list sinks",
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function(stdout)
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local volume = stdout:match('(%d+)%% /')
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local muted = stdout:match('Mute:(%s+)[yes]')
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if muted ~= nil then
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awesome.emit_signal("evil::volume", tonumber(volume), true)
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else
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awesome.emit_signal("evil::volume", tonumber(volume), false)
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end
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end
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)
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end
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local function emit_microphone_info()
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-- Use tail to grab the last line of the output (which refers to the microphone)
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awful.spawn.easy_async_with_shell("pacmd list-sources | grep muted | tail -1 | awk '{print $2}'",
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function(stdout)
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-- Remove trailing whitespace
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muted = stdout:gsub('^%s*(.-)%s*$', '%1')
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if muted == "yes" then
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awesome.emit_signal("evil::microphone", true)
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else
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awesome.emit_signal("evil::microphone", false)
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end
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end
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)
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end
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-- Run once to initialize widgets
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emit_volume_info()
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emit_microphone_info()
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-- Sleeps until pactl detects an event (volume up/down/toggle mute)
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local volume_script = [[
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bash -c '
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pactl subscribe 2> /dev/null | grep --line-buffered "sink"
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']]
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-- Sleeps until pactl detects an event (microphone volume up / down / (un)mute)
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local microphone_script = [[
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bash -c '
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pactl subscribe 2> /dev/null | grep --line-buffered "source"
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']]
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-- Kill old pactl subscribe processes
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awful.spawn.easy_async_with_shell("ps x | grep \"pactl subscribe\" | grep -v grep | awk '{print $1}' | xargs kill", function ()
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-- Run emit_volume_info() with each line printed
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awful.spawn.with_line_callback(volume_script, {
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stdout = function(line)
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emit_volume_info()
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end
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})
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-- Run emit_microphone_info() with each line printed
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awful.spawn.with_line_callback(microphone_script, {
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stdout = function(line)
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emit_microphone_info()
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end
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})
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end)
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