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,
19 local tonumber = tonumber
20 local setmetatable = setmetatable
23 -- lain.widgets.alsabar
26 background = "#000000",
35 local function worker(args)
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.height or 1
41 local ticks = args.ticks or false
42 local ticks_size = args.ticks_size or 7
43 local vertical = args.vertical or false
45 alsabar.cmd = args.cmd or "amixer"
46 alsabar.channel = args.channel or "Master"
47 alsabar.colors = args.colors or alsabar.colors
48 alsabar.followtag = args.followtag or false
49 alsabar._notify = args.notify or "on"
50 alsabar.notification_preset = args.notification_preset
52 if not alsabar.notification_preset then
53 alsabar.notification_preset = naughty.config.defaults
54 alsabar.notification_preset.font = "Monospace 11"
57 alsabar.bar = wibox.widget {
58 forced_height = height,
60 color = alsabar.colors.unmute,
61 background_color = alsabar.colors.background,
65 ticks_size = ticks_size,
66 widget = wibox.widget.progressbar,
67 layout = vertical and wibox.container.rotate
70 alsabar.tooltip = awful.tooltip({ objects = { alsabar.bar } })
72 function alsabar.update(callback)
73 helpers.async(alsabar.cmd, function(mixer)
74 local volu,mute = string.match(mixer, "([%d]+)%%.*%[([%l]*)")
75 if (volu and tonumber(volu) ~= alsabar._current_level) or (mute and string.match(mute, "on") ~= alsabar._muted) then
76 alsabar._current_level = tonumber(volu) or alsabar._current_level
77 alsabar.bar:set_value(alsabar._current_level / 100)
78 if (not mute and tonumber(volu) == 0) or mute == "off" then
80 alsabar.tooltip:set_text ("[Muted]")
81 alsabar.bar.color = alsabar.colors.mute
83 alsabar._muted = false
84 alsabar.tooltip:set_text(string.format("%s: %s", alsabar.channel, volu))
85 alsabar.bar.color = alsabar.colors.unmute
89 volume_now.level = tonumber(volu)
90 volume_now.status = mute
94 if type(callback) == "function" then callback() end
99 function alsabar.notify()
100 alsabar.update(function()
101 local preset = alsabar.notification_preset
103 if alsabar._muted then
104 preset.title = string.format("%s - Muted", alsabar.channel)
106 preset.title = string.format("%s - %s%%", alsabar.channel, alsabar._current_level)
109 int = math.modf((alsabar._current_level / 100) * awful.screen.focused().mywibox.height)
110 preset.text = string.format("[%s%s]", string.rep("|", int),
111 string.rep(" ", awful.screen.focused().mywibox.height - int))
113 if alsabar.followtag then preset.screen = awful.screen.focused() end
115 alsabar.id = naughty.notify ({
116 replaces_id = alsabar.id,
122 timer_id = string.format("alsabar-%s-%s", alsabar.cmd, alsabar.channel)
124 helpers.newtimer(timer_id, timeout, alsabar.update)
129 return setmetatable(alsabar, { __call = function(_, ...) return worker(...) end })