-- PulseAudio volume
-- lain.widgets.pulseaudio
-local pulseaudio = helpers.make_widget_textbox()
local function worker(args)
- local args = args or {}
- local timeout = args.timeout or 5
- local settings = args.settings or function() end
- local scallback = args.scallback
+ local pulseaudio = { wibox.widget.textbox() }
+ local args = args or {}
+ local devicetype = args.devicetype or "sink"
+ local timeout = args.timeout or 5
+ local settings = args.settings or function() end
+ local scallback = args.scallback
- 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'"
+ pulseaudio.cmd = args.cmd or "pacmd list-" .. devicetype .. "s | sed -n -e '0,/*/d' -e '/base volume/d' -e '/volume:/p' -e '/muted:/p' -e '/device\\.string/p'"
- function pulseaudio.update()
- if scallback then pulseaudio.cmd = scallback() end
+ function pulseaudio.update()
+ if scallback then pulseaudio.cmd = scallback() end
- helpers.async({ shell, "-c", pulseaudio.cmd }, function(s)
- volume_now = {
- index = string.match(s, "index: (%S+)") or "N/A",
- sink = string.match(s, "device.string = \"(%S+)\"") or "N/A",
- muted = string.match(s, "muted: (%S+)") or "N/A"
- }
+ helpers.async({ shell, "-c", pulseaudio.cmd }, function(s)
+ volume_now = {
+ index = string.match(s, "index: (%S+)") or "N/A",
+ device = string.match(s, "device.string = \"(%S+)\"") or "N/A",
+ sink = device, -- legacy API
+ muted = string.match(s, "muted: (%S+)") or "N/A"
+ }
- local ch = 1
- volume_now.channel = {}
- for v in string.gmatch(s, ":.-(%d+)%%") do
- volume_now.channel[ch] = v
- ch = ch + 1
- end
+ local ch = 1
+ volume_now.channel = {}
+ for v in string.gmatch(s, ":.-(%d+)%%") do
+ volume_now.channel[ch] = v
+ ch = ch + 1
+ end
- volume_now.left = volume_now.channel[1] or "N/A"
- volume_now.right = volume_now.channel[2] or "N/A"
+ volume_now.left = volume_now.channel[1] or "N/A"
+ volume_now.right = volume_now.channel[2] or "N/A"
- widget = pulseaudio.widget
- settings()
- end)
- end
+ widget = pulseaudio.widget
- helpers.newtimer("pulseaudio", timeout, pulseaudio.update)
+ settings()
+ end)
+ end
- return pulseaudio
+ helpers.newtimer("pulseaudio", timeout, pulseaudio.update)
+
+ return pulseaudio
end
-return setmetatable(pulseaudio, { __call = function(_, ...) return worker(...) end })
+return setmetatable({}, { __call = function(_, ...) return worker(...) end })