From aedf4ef0ec9712789310b5b6d7d06af90f4f6261 Mon Sep 17 00:00:00 2001
From: xero <x@xero.nu>
Date: Sat, 8 Mar 2014 22:14:34 -0500
Subject: add awesome wm config files and v0.1.0 of ghost theme.

---
 .config/awesome/lain/widgets/alsa.lua | 65 +++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 .config/awesome/lain/widgets/alsa.lua

(limited to '.config/awesome/lain/widgets/alsa.lua')

diff --git a/.config/awesome/lain/widgets/alsa.lua b/.config/awesome/lain/widgets/alsa.lua
new file mode 100644
index 0000000..28bb05c
--- /dev/null
+++ b/.config/awesome/lain/widgets/alsa.lua
@@ -0,0 +1,65 @@
+
+--[[
+                                                  
+     Licensed under GNU General Public License v2 
+      * (c) 2013, Luke Bonham                     
+      * (c) 2010, Adrian C. <anrxc@sysphere.org>  
+                                                  
+--]]
+
+local newtimer        = require("lain.helpers").newtimer
+
+local wibox           = require("wibox")
+
+local io              = { popen  = io.popen }
+local string          = { match  = string.match }
+
+local setmetatable    = setmetatable
+
+-- ALSA volume
+-- lain.widgets.alsa
+local alsa = {}
+
+local function worker(args)
+    local args     = args or {}
+    local timeout  = args.timeout or 5
+    local channel  = args.channel or "Master"
+    local settings = args.settings or function() end
+
+    alsa.widget = wibox.widget.textbox('')
+
+    function alsa.update()
+        local f = assert(io.popen('amixer get ' .. channel))
+        local mixer = f:read("*all")
+        f:close()
+
+        volume_now = {}
+
+        volume_now.level, volume_now.status = string.match(mixer, "([%d]+)%%.*%[([%l]*)")
+
+        if volume_now.level == nil
+        then
+            volume_now.level  = "0"
+            volume_now.status = "off"
+        end
+
+        if volume_now.status == ""
+        then
+            if volume_now.level == "0"
+            then
+                volume_now.status = "off"
+            else
+                volume_now.status = "on"
+            end
+        end
+
+        widget = alsa.widget
+        settings()
+    end
+
+    newtimer("alsa", timeout, alsa.update)
+
+    return setmetatable(alsa, { __index = alsa.widget })
+end
+
+return setmetatable(alsa, { __call = function(_, ...) return worker(...) end })
-- 
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