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.
3 Licensed under GNU General Public License v2
4 * (c) 2013, Luke Bonham
9 local helpers = require("lain.helpers")
10 local awful = require("awful")
11 local naughty = require("naughty")
12 local wibox = require("wibox")
13 local math = { modf = math.modf }
14 local string = { format = string.format,
16 gmatch = string.gmatch,
18 local type, tonumber = type, tonumber
20 -- Pulseaudio volume bar
21 -- lain.widget.pulsebar
23 local function factory(args)
26 background = "#000000",
35 local args = args or {}
36 local timeout = args.timeout or 5
37 local settings = args.settings or function() end
38 local width = args.width or 63
39 local height = args.heigth or 1
40 local ticks = args.ticks or false
41 local ticks_size = args.ticks_size or 7
42 local scallback = args.scallback
44 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'"
45 pulsebar.sink = args.sink or 0
46 pulsebar.colors = args.colors or pulsebar.colors
47 pulsebar.followtag = args.followtag or false
48 pulsebar.notification_preset = args.notification_preset
49 pulsebar.device = "N/A"
51 if not pulsebar.notification_preset then
52 pulsebar.notification_preset = {}
53 pulsebar.notification_preset.font = "Monospace 10"
56 pulsebar.bar = wibox.widget {
57 forced_height = height,
59 color = pulsebar.colors.unmute,
60 background_color = pulsebar.colors.background,
64 ticks_size = ticks_size,
65 widget = wibox.widget.progressbar,
68 pulsebar.tooltip = awful.tooltip({ objects = { pulsebar.bar } })
70 function pulsebar.update(callback)
71 if scallback then pulsebar.cmd = scallback() end
73 helpers.async({ awful.util.shell, "-c", pulsebar.cmd }, function(s)
75 index = string.match(s, "index: (%S+)") or "N/A",
76 sink = string.match(s, "device.string = \"(%S+)\"") or "N/A",
77 muted = string.match(s, "muted: (%S+)") or "N/A"
80 pulsebar.device = volume_now.index
83 volume_now.channel = {}
84 for v in string.gmatch(s, ":.-(%d+)%%") do
85 volume_now.channel[ch] = v
89 volume_now.left = volume_now.channel[1] or "N/A"
90 volume_now.right = volume_now.channel[2] or "N/A"
92 local volu = volume_now.left
93 local mute = volume_now.muted
95 if volu:match("N/A") or mute:match("N/A") then return end
97 if volu ~= pulsebar._current_level or mute ~= pulsebar._mute then
98 pulsebar._current_level = tonumber(volu)
99 pulsebar.bar:set_value(pulsebar._current_level / 100)
100 if pulsebar._current_level == 0 or mute == "yes" then
101 pulsebar._mute = mute
102 pulsebar.tooltip:set_text ("[Muted]")
103 pulsebar.bar.color = pulsebar.colors.mute
105 pulsebar._mute = "no"
106 pulsebar.tooltip:set_text(string.format("%s: %s", pulsebar.sink, volu))
107 pulsebar.bar.color = pulsebar.colors.unmute
112 if type(callback) == "function" then callback() end
117 function pulsebar.notify()
118 pulsebar.update(function()
119 local preset = pulsebar.notification_preset
121 preset.title = string.format("Sink %s - %s%%", pulsebar.sink, pulsebar._current_level)
123 if pulsebar._mute == "yes" then
124 preset.title = preset.title .. " Muted"
127 int = math.modf((pulsebar._current_level / 100) * awful.screen.focused().mywibox.height)
128 preset.text = string.format("[%s%s]", string.rep("|", int),
129 string.rep(" ", awful.screen.focused().mywibox.height - int))
131 if pulsebar.followtag then preset.screen = awful.screen.focused() end
133 if not pulsebar.notification then
134 pulsebar.notification = naughty.notify {
136 destroy = function() pulsebar.notification = nil end
139 naughty.replace_text(pulsebar.notification, preset.title, preset.text)
144 helpers.newtimer(string.format("pulsebar-%s", pulsebar.sink), timeout, pulsebar.update)