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
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,
17 local type, tonumber = type, tonumber
20 -- lain.widget.alsabar
22 local function factory(args)
25 background = "#000000",
34 local args = args or {}
35 local timeout = args.timeout or 5
36 local settings = args.settings or function() end
37 local width = args.width or 63
38 local height = args.height or 1
39 local ticks = args.ticks or false
40 local ticks_size = args.ticks_size or 7
42 alsabar.cmd = args.cmd or "amixer"
43 alsabar.channel = args.channel or "Master"
44 alsabar.togglechannel = args.togglechannel
45 alsabar.colors = args.colors or alsabar.colors
46 alsabar.followtag = args.followtag or false
47 alsabar.notification_preset = args.notification_preset
49 if not alsabar.notification_preset then
50 alsabar.notification_preset = {}
51 alsabar.notification_preset.font = "Monospace 10"
54 local format_cmd = string.format("%s get %s", alsabar.cmd, alsabar.channel)
56 if alsabar.togglechannel then
57 format_cmd = { awful.util.shell, "-c", string.format("%s get %s; %s get %s",
58 alsabar.cmd, alsabar.channel, alsabar.cmd, alsabar.togglechannel) }
61 alsabar.bar = wibox.widget {
62 forced_height = height,
64 color = alsabar.colors.unmute,
65 background_color = alsabar.colors.background,
69 ticks_size = ticks_size,
70 widget = wibox.widget.progressbar
73 alsabar.tooltip = awful.tooltip({ objects = { alsabar.bar } })
75 function alsabar.update(callback)
76 helpers.async(format_cmd, function(mixer)
77 local vol, playback = string.match(mixer, "([%d]+)%%.*%[([%l]*)")
79 if not vol or not playback then return end
81 if vol ~= alsabar._current_level or playback ~= alsabar._playback then
82 alsabar._current_level = tonumber(vol)
83 alsabar.bar:set_value(alsabar._current_level / 100)
84 if alsabar._current_level == 0 or playback == "off" then
85 alsabar._playback = playback
86 alsabar.tooltip:set_text("[Muted]")
87 alsabar.bar.color = alsabar.colors.mute
89 alsabar._playback = "on"
90 alsabar.tooltip:set_text(string.format("%s: %s", alsabar.channel, vol))
91 alsabar.bar.color = alsabar.colors.unmute
95 level = alsabar._current_level,
96 status = alsabar._playback
101 if type(callback) == "function" then callback() end
106 function alsabar.notify()
107 alsabar.update(function()
108 local preset = alsabar.notification_preset
110 preset.title = string.format("%s - %s%%", alsabar.channel, alsabar._current_level)
112 if alsabar._playback == "off" then
113 preset.title = preset.title .. " Muted"
116 -- tot is the maximum number of ticks to display in the notification
117 -- fallback: default horizontal wibox height
118 local wib, tot = awful.screen.focused().mywibox, 20
120 -- if we can grab mywibox, tot is defined as its height if
121 -- horizontal, or width otherwise
123 if wib.position == "left" or wib.position == "right" then
130 int = math.modf((alsabar._current_level / 100) * tot)
131 preset.text = string.format("[%s%s]", string.rep("|", int),
132 string.rep(" ", tot - int))
134 if alsabar.followtag then preset.screen = awful.screen.focused() end
136 if not alsabar.notification then
137 alsabar.notification = naughty.notify {
139 destroy = function() alsabar.notification = nil end
142 naughty.replace_text(alsabar.notification, preset.title, preset.text)
147 helpers.newtimer(string.format("alsabar-%s-%s", alsabar.cmd, alsabar.channel), timeout, alsabar.update)