All patches and comments are welcome. Please squash your changes to logical
commits before using git-format-patch and git-send-email to
patches@git.madduck.net.
If you'd read over the Git project's submission guidelines and adhered to them,
I'd be especially grateful.
4 Licensed under GNU General Public License v2
5 * (c) 2013, Luke Bonham
10 local helpers = require("lain.helpers")
11 local awful = require("awful")
12 local naughty = require("naughty")
13 local wibox = require("wibox")
14 local math = { modf = math.modf }
15 local string = { format = string.format,
17 gmatch = string.gmatch,
19 local type, tonumber = type, tonumber
21 -- Pulseaudio volume bar
22 -- lain.widget.pulsebar
24 local function factory(args)
27 background = "#000000",
36 local args = args or {}
37 local timeout = args.timeout or 5
38 local settings = args.settings or function() end
39 local width = args.width or 63
40 local height = args.heigth or 1
41 local ticks = args.ticks or false
42 local ticks_size = args.ticks_size or 7
43 local scallback = args.scallback
45 pulsebar.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'"
46 pulsebar.sink = args.sink or 0
47 pulsebar.colors = args.colors or pulsebar.colors
48 pulsebar.followtag = args.followtag or false
49 pulsebar.notifications = args.notification_preset
50 pulsebar.device = "N/A"
52 if not pulsebar.notification_preset then
53 pulsebar.notification_preset = {}
54 pulsebar.notification_preset.font = "Monospace 10"
57 pulsebar.bar = wibox.widget {
58 forced_height = height,
60 color = pulsebar.colors.unmute,
61 background_color = pulsebar.colors.background,
65 ticks_size = ticks_size,
66 widget = wibox.widget.progressbar,
69 pulsebar.tooltip = awful.tooltip({ objects = { pulsebar.bar } })
71 function pulsebar.update(callback)
72 if scallback then pulsebar.cmd = scallback() end
74 helpers.async({ awful.util.shell, "-c", pulsebar.cmd }, function(s)
76 index = string.match(s, "index: (%S+)") or "N/A",
77 sink = string.match(s, "device.string = \"(%S+)\"") or "N/A",
78 muted = string.match(s, "muted: (%S+)") or "N/A"
81 pulsebar.device = volume_now.index
84 volume_now.channel = {}
85 for v in string.gmatch(s, ":.-(%d+)%%") do
86 volume_now.channel[ch] = v
90 volume_now.left = volume_now.channel[1] or "N/A"
91 volume_now.right = volume_now.channel[2] or "N/A"
93 local volu = volume_now.left
94 local mute = volume_now.muted
96 if (volu and volu ~= pulsebar._current_level) or (mute and mute ~= pulsebar._muted) then
97 pulsebar._current_level = volu
98 pulsebar.bar:set_value(pulsebar._current_level / 100)
99 if (not mute and volu == 0) or mute == "yes" then
100 pulsebar._muted = true
101 pulsebar.tooltip:set_text ("[Muted]")
102 pulsebar.bar.color = pulsebar.colors.mute
104 pulsebar._muted = false
105 pulsebar.tooltip:set_text(string.format("%s: %s", pulsebar.sink, volu))
106 pulsebar.bar.color = pulsebar.colors.unmute
111 if type(callback) == "function" then callback() end
116 function pulsebar.notify()
117 pulsebar.update(function()
118 local preset = pulsebar.notification_preset
120 if pulsebar._muted then
121 preset.title = string.format("Sink %s - Muted", pulsebar.sink)
123 preset.title = string.format("%s - %s%%", pulsebar.sink, pulsebar._current_level)
126 int = math.modf((pulsebar._current_level / 100) * awful.screen.focused().mywibox.height)
127 preset.text = string.format("[%s%s]", string.rep("|", int),
128 string.rep(" ", awful.screen.focused().mywibox.height - int))
130 if pulsebar.followtag then preset.screen = awful.screen.focused() end
132 if not pulsebar.notification then
133 pulsebar.notification = naughty.notify {
135 destroy = function() pulsebar.notification = nil end
138 naughty.replace_text(pulsebar.notification, preset.title, preset.text)
143 helpers.newtimer(string.format("pulsebar-%s", pulsebar.sink), timeout, pulsebar.update)
148 return setmetatable(pulsebar, { __call = function(_, ...) return factory(...) end })