Licensed under GNU General Public License v2
* (c) 2013, Luke Bonham
* (c) 2013, Rman
+
--]]
local newtimer = require("lain.helpers").newtimer
local beautiful = require("beautiful")
local naughty = require("naughty")
-local io = io
-local math = { modf = math.modf }
-local string = { match = string.match,
- rep = string.rep }
+local io = { popen = io.popen }
+local math = { modf = math.modf }
+local string = { format = string.format,
+ match = string.match,
+ rep = string.rep }
local tonumber = tonumber
local setmetatable = setmetatable
-- ALSA volume bar
-- lain.widgets.alsabar
-local alsabar =
-{
- channel = "Master",
- step = "5%",
-
- colors =
- {
- background = beautiful.bg_normal,
- mute = "#EB8F8F",
- unmute = "#A4CE8A"
- },
-
- terminal = terminal or "xterm",
- mixer = terminal .. " -e alsamixer",
-
- notifications =
- {
- font = beautiful.font:sub(beautiful.font:find(""), beautiful.font:find(" ")),
- font_size = "11",
- color = beautiful.fg_focus,
- bar_size = 18 -- Awesome default
- },
-
- _current_level = 0,
- _muted = false
+local alsabar = {
+ card = "0",
+ channel = "Master",
+ step = "5%",
+
+ colors = {
+ background = beautiful.bg_normal,
+ mute = "#EB8F8F",
+ unmute = "#A4CE8A"
+ },
+
+ terminal = terminal or "xterm",
+ mixer = terminal .. " -e alsamixer",
+
+ notifications = {
+ font = beautiful.font:sub(beautiful.font:find(""), beautiful.font:find(" ")),
+ font_size = "11",
+ color = beautiful.fg_normal,
+ bar_size = 18,
+ screen = 1
+ },
+
+ _current_level = 0,
+ _muted = false
}
-function alsabar:notify()
- local preset =
- {
- title = "", text = "",
- timeout = 15,
- font = alsabar.notifications.font .. " " .. alsabar.notifications.font_size,
- fg = alsabar.notifications.color
- }
-
- if alsabar._muted then
- preset.title = alsabar.channel .. " - Muted"
- else
- preset.title = alsabar.channel .. " - " .. alsabar._current_level * 100 .. "%"
- end
-
- local int = math.modf(alsabar._current_level * alsabar.notifications.bar_size)
- preset.text = "[" .. string.rep("|", int)
- .. string.rep(" ", alsabar.notifications.bar_size - int) .. "]"
-
- if alsabar._notify ~= nil then
- alsabar._notify = naughty.notify ({ replaces_id = alsabar._notify.id,
- preset = preset })
- else
- alsabar._notify = naughty.notify ({ preset = preset })
- end
+function alsabar.notify()
+ alsabar.update()
+
+ local preset = {
+ title = "",
+ text = "",
+ timeout = 4,
+ screen = alsabar.notifications.screen,
+ font = alsabar.notifications.font .. " " ..
+ alsabar.notifications.font_size,
+ fg = alsabar.notifications.color
+ }
+
+ if alsabar._muted
+ then
+ preset.title = alsabar.channel .. " - Muted"
+ else
+ preset.title = alsabar.channel .. " - " .. alsabar._current_level .. "%"
+ end
+
+ int = math.modf((alsabar._current_level / 100) * alsabar.notifications.bar_size)
+ preset.text = "["
+ .. string.rep("|", int)
+ .. string.rep(" ", alsabar.notifications.bar_size - int)
+ .. "]"
+
+ if alsabar._notify ~= nil then
+ alsabar._notify = naughty.notify ({
+ replaces_id = alsabar._notify.id,
+ preset = preset,
+ })
+ else
+ alsabar._notify = naughty.notify ({
+ preset = preset,
+ })
+ end
end
local function worker(args)
local args = args or {}
+ local timeout = args.timeout or 4
+ local settings = args.settings or function() end
local width = args.width or 63
local height = args.heigth or 1
- local ticks = args.ticks or true
+ local ticks = args.ticks or false
local ticks_size = args.ticks_size or 7
local vertical = args.vertical or false
+
+ alsabar.card = args.card or alsabar.card
alsabar.channel = args.channel or alsabar.channel
alsabar.step = args.step or alsabar.step
alsabar.colors = args.colors or alsabar.colors
alsabar.bar:set_height(height)
alsabar.bar:set_ticks(ticks)
alsabar.bar:set_ticks_size(ticks_size)
+ alsabar.bar:set_vertical(vertical)
- if vertical then
- alsabar.bar:set_vertical(true)
- end
-
- function update()
+ function alsabar.update()
-- Get mixer control contents
- local f = io.popen("amixer get " .. alsabar.channel)
- local mixer = f:read("*all")
+ local f = assert(io.popen(string.format("amixer -c %s -M get %s", alsabar.card, alsabar.channel)))
+ local mixer = f:read("*a")
f:close()
-- Capture mixer control state: [5%] ... ... [on]
- local volu, mute = string.match(mixer, "([%d]+)%%.*%[([%l]*)")
+ local volu, mute = string.match(mixer, "([%d]+)%%.*%[([%l]*)")
if volu == nil then
volu = 0
mute = "off"
end
- alsabar._current_level = tonumber(volu) / 100
- alsabar.bar:set_value(alsabar._current_level)
-
- if mute == "" and volu == "0" or mute == "off"
+ alsabar._current_level = tonumber(volu)
+ alsabar.bar:set_value(alsabar._current_level / 100)
+ if not mute and tonumber(volu) == 0 or mute == "off"
then
alsabar._muted = true
alsabar.tooltip:set_text (" [Muted] ")
alsabar.bar:set_color(alsabar.colors.mute)
else
alsabar._muted = false
- alsabar.tooltip:set_text(" " .. alsabar.channel .. ": " .. volu .. "% ")
+ alsabar.tooltip:set_text(string.format(" %s:%s ", alsabar.channel, volu))
alsabar.bar:set_color(alsabar.colors.unmute)
end
+
+ volume_now = {}
+ volume_now.level = tonumber(volu)
+ volume_now.status = mute
+ settings()
end
- newtimer("alsabar", 5, update)
+ newtimer("alsabar", timeout, alsabar.update)
alsabar.bar:buttons (awful.util.table.join (
awful.button ({}, 1, function()
awful.util.spawn(alsabar.mixer)
end),
awful.button ({}, 3, function()
- awful.util.spawn("amixer sset " .. alsabar.channel .. " toggle")
- myvolumebarupdate()
+ awful.util.spawn(string.format("amixer -c %s set %s toggle", alsabar.card, alsabar.channel))
+ alsabar.update()
end),
awful.button ({}, 4, function()
- awful.util.spawn("amixer sset " .. alsabar.channel .. " "
- .. alsabar.step .. "+")
- myvolumebarupdate()
+ awful.util.spawn(string.format("amixer -c %s set %s %s+", alsabar.card, alsabar.channel, alsabar.step))
+ alsabar.update()
end),
awful.button ({}, 5, function()
- awful.util.spawn("amixer sset " .. alsabar.channel .. " "
- .. alsabar.step .. "-")
- myvolumebarupdate()
+ awful.util.spawn(string.format("amixer -c %s set %s %s-", alsabar.card, alsabar.channel, alsabar.step))
+ alsabar.update()
end)
))
- return {
- widget = alsabar.bar,
- channel = alsabar.channel,
- step = alsabar.step,
- notify = function()
- update()
- alsabar.notify()
- end
- }
+ return alsabar
end
return setmetatable(alsabar, { __call = function(_, ...) return worker(...) end })