]> git.madduck.net Git - etc/awesome.git/blob - widgets/alsabar.lua

madduck's git repository

Every one of the projects in this repository is available at the canonical URL git://git.madduck.net/madduck/pub/<projectpath> — see each project's metadata for the exact URL.

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.

SSH access, as well as push access can be individually arranged.

If you use my repositories frequently, consider adding the following snippet to ~/.gitconfig and using the third clone URL listed for each project:

[url "git://git.madduck.net/madduck/"]
  insteadOf = madduck:

wiki updated
[etc/awesome.git] / widgets / alsabar.lua
1
2 --[[
3                                                   
4      Licensed under GNU General Public License v2 
5       * (c) 2013, Luke Bonham                     
6       * (c) 2013, Rman                            
7                                                   
8 --]]
9
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,
16                        match  = string.match,
17                        rep    = string.rep }
18 local type         = type
19 local tonumber     = tonumber
20 local setmetatable = setmetatable
21
22 -- ALSA volume bar
23 -- lain.widgets.alsabar
24 local alsabar = {
25     colors = {
26         background = "#000000",
27         mute       = "#EB8F8F",
28         unmute     = "#A4CE8A"
29     },
30
31     _current_level = 0,
32     _muted         = false
33 }
34
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
44
45     alsabar.cmd                 = args.cmd or "amixer"
46     alsabar.channel             = args.channel or "Master"
47     alsabar.togglechannel       = args.togglechannel
48     alsabar.colors              = args.colors or alsabar.colors
49     alsabar.followtag           = args.followtag or false
50     alsabar.notification_preset = args.notification_preset
51
52     if not alsabar.notification_preset then
53         alsabar.notification_preset      = {}
54         alsabar.notification_preset.font = "Monospace 10"
55     end
56
57     local format_cmd = string.format("%s get %s", alsabar.cmd, alsabar.channel)
58
59     if alsabar.togglechannel then
60         format_cmd = { awful.util.shell, "-c", string.format("%s get %s; %s get %s",
61         alsabar.cmd, alsabar.channel, alsabar.cmd, alsabar.togglechannel) }
62     end
63
64     alsabar.bar = wibox.widget {
65         forced_height    = height,
66         forced_width     = width,
67         color            = alsabar.colors.unmute,
68         background_color = alsabar.colors.background,
69         margins          = 1,
70         paddings         = 1,
71         ticks            = ticks,
72         ticks_size       = ticks_size,
73         widget           = wibox.widget.progressbar,
74         layout           = vertical and wibox.container.rotate
75     }
76
77     alsabar.tooltip = awful.tooltip({ objects = { alsabar.bar } })
78
79     function alsabar.update(callback)
80         helpers.async(format_cmd, function(mixer)
81             local volu,mute = string.match(mixer, "([%d]+)%%.*%[([%l]*)")
82             if (volu and tonumber(volu) ~= alsabar._current_level) or (mute and string.match(mute, "on") ~= alsabar._muted) then
83                 alsabar._current_level = tonumber(volu) or alsabar._current_level
84                 alsabar.bar:set_value(alsabar._current_level / 100)
85                 if (not mute and tonumber(volu) == 0) or mute == "off" then
86                     alsabar._muted = true
87                     alsabar.tooltip:set_text ("[Muted]")
88                     alsabar.bar.color = alsabar.colors.mute
89                 else
90                     alsabar._muted = false
91                     alsabar.tooltip:set_text(string.format("%s: %s", alsabar.channel, volu))
92                     alsabar.bar.color = alsabar.colors.unmute
93                 end
94
95                 volume_now = {}
96                 volume_now.level = tonumber(volu)
97                 volume_now.status = mute
98
99                 settings()
100
101                 if type(callback) == "function" then callback() end
102             end
103         end)
104     end
105
106     function alsabar.notify()
107         alsabar.update(function()
108             local preset = alsabar.notification_preset
109
110             if alsabar._muted then
111                 preset.title = string.format("%s - Muted", alsabar.channel)
112             else
113                 preset.title = string.format("%s - %s%%", alsabar.channel, alsabar._current_level)
114             end
115
116             int = math.modf((alsabar._current_level / 100) * awful.screen.focused().mywibox.height)
117             preset.text = string.format("[%s%s]", string.rep("|", int),
118                           string.rep(" ", awful.screen.focused().mywibox.height - int))
119
120             if alsabar.followtag then preset.screen = awful.screen.focused() end
121
122             if not alsabar.notification then
123                 alsabar.notification = naughty.notify {
124                     preset  = preset,
125                     destroy = function() alsabar.notification = nil end
126                 }
127             else
128                 naughty.replace_text(alsabar.notification, preset.title, preset.text)
129             end
130         end)
131     end
132
133     helpers.newtimer(string.format("alsabar-%s-%s", alsabar.cmd, alsabar.channel), timeout, alsabar.update)
134
135     return alsabar
136 end
137
138 return setmetatable(alsabar, { __call = function(_, ...) return worker(...) end })