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 newtimer = require("lain.helpers").newtimer
12 local awful = require("awful")
13 local beautiful = require("beautiful")
14 local naughty = require("naughty")
16 local io = { popen = io.popen }
17 local math = { modf = math.modf }
18 local string = { format = string.format,
21 local tonumber = tonumber
23 local setmetatable = setmetatable
26 -- lain.widgets.alsabar
33 background = beautiful.bg_normal,
38 terminal = terminal or "xterm",
39 mixer = terminal .. " -e alsamixer",
42 font = beautiful.font:sub(beautiful.font:find(""), beautiful.font:find(" ")),
44 color = beautiful.fg_normal,
53 function alsabar.notify()
60 screen = alsabar.notifications.screen,
61 font = alsabar.notifications.font .. " " ..
62 alsabar.notifications.font_size,
63 fg = alsabar.notifications.color
68 preset.title = alsabar.channel .. " - Muted"
70 preset.title = alsabar.channel .. " - " .. alsabar._current_level .. "%"
73 int = math.modf((alsabar._current_level / 100) * alsabar.notifications.bar_size)
75 .. string.rep("|", int)
76 .. string.rep(" ", alsabar.notifications.bar_size - int)
79 if alsabar._notify ~= nil then
80 alsabar._notify = naughty.notify ({
81 replaces_id = alsabar._notify.id,
85 alsabar._notify = naughty.notify ({
91 local function worker(args)
92 local args = args or {}
93 local timeout = args.timeout or 4
94 local settings = args.settings or function() end
95 local width = args.width or 63
96 local height = args.heigth or 1
97 local ticks = args.ticks or false
98 local ticks_size = args.ticks_size or 7
99 local vertical = args.vertical or false
101 alsabar.cmd = args.cmd or "amixer"
102 alsabar.channel = args.channel or alsabar.channel
103 alsabar.step = args.step or alsabar.step
104 alsabar.colors = args.colors or alsabar.colors
105 alsabar.notifications = args.notifications or alsabar.notifications
107 alsabar.bar = awful.widget.progressbar()
109 alsabar.bar:set_background_color(alsabar.colors.background)
110 alsabar.bar:set_color(alsabar.colors.unmute)
111 alsabar.tooltip = awful.tooltip({ objects = { alsabar.bar } })
112 alsabar.bar:set_width(width)
113 alsabar.bar:set_height(height)
114 alsabar.bar:set_ticks(ticks)
115 alsabar.bar:set_ticks_size(ticks_size)
116 alsabar.bar:set_vertical(vertical)
118 function alsabar.update()
119 -- Get mixer control contents
120 local f = assert(io.popen(string.format("%s get %s", alsabar.cmd, alsabar.channel)))
121 local mixer = f:read("*a")
124 -- Capture mixer control state: [5%] ... ... [on]
125 local volu, mute = string.match(mixer, "([%d]+)%%.*%[([%l]*)")
132 alsabar._current_level = tonumber(volu)
133 alsabar.bar:set_value(alsabar._current_level / 100)
134 if not mute and tonumber(volu) == 0 or mute == "off"
136 alsabar._muted = true
137 alsabar.tooltip:set_text (" [Muted] ")
138 alsabar.bar:set_color(alsabar.colors.mute)
140 alsabar._muted = false
141 alsabar.tooltip:set_text(string.format(" %s:%s ", alsabar.channel, volu))
142 alsabar.bar:set_color(alsabar.colors.unmute)
146 volume_now.level = tonumber(volu)
147 volume_now.status = mute
151 alsabar.bar:buttons (awful.util.table.join (
152 awful.button ({}, 1, function()
153 awful.util.spawn(alsabar.mixer)
155 awful.button ({}, 3, function()
156 awful.util.spawn(string.format("amixer -c %s set %s toggle", alsabar.card, alsabar.channel))
159 awful.button ({}, 4, function()
160 awful.util.spawn(string.format("amixer -c %s set %s %s+", alsabar.card, alsabar.channel, alsabar.step))
163 awful.button ({}, 5, function()
164 awful.util.spawn(string.format("amixer -c %s set %s %s-", alsabar.card, alsabar.channel, alsabar.step))
169 timer_id = string.format("alsabar-%s-%s", alsabar.cmd, alsabar.channel)
171 newtimer(timer_id, timeout, alsa.update)
176 return setmetatable(alsabar, { __call = function(_, ...) return worker(...) end })