]> git.madduck.net Git - etc/awesome.git/blobdiff - widgets/pulseaudio.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:

#293: eradicate proxy widget
[etc/awesome.git] / widgets / pulseaudio.lua
index 4f057799a03025fd7f596926dab8eed42ced3a14..68d3066f1009b813f992ae7e74d3f73de7d955a5 100644 (file)
@@ -6,14 +6,13 @@
                                                   
 --]]
 
-local read_pipe       = require("lain.helpers").read_pipe
-local newtimer        = require("lain.helpers").newtimer
-local wibox           = require("wibox")
-
-local string          = { match  = string.match,
-                          format = string.format }
-
-local setmetatable    = setmetatable
+local helpers      = require("lain.helpers")
+local shell        = require("awful.util").shell
+local wibox        = require("wibox")
+local string       = { gmatch = string.gmatch,
+                       match  = string.match,
+                       format = string.format }
+local setmetatable = setmetatable
 
 -- PulseAudio volume
 -- lain.widgets.pulseaudio
@@ -23,32 +22,40 @@ local function worker(args)
    local args        = args or {}
    local timeout     = args.timeout or 5
    local settings    = args.settings or function() end
-   local scallback   = args.scallback or nil
-
-   pulseaudio.sink   = args.sink or 0 -- user defined or first one
-   pulseaudio.cmd    = args.cmd or string.format("pacmd list-sinks | sed -n -e '/base volume/d' -e '/index: %d/p' -e '/volume:/p' -e '/muted:/p' | sed -n -e '/index: %d/,+2p'",
-                       pulseaudio.sink, pulseaudio.sink)
-   pulseaudio.widget = wibox.widget.textbox('')
+   local scallback   = args.scallback
 
-   function pulseaudio.update()
-      local s = read_pipe(pulseaudio.cmd)
-
-      volume_now = {}
-      volume_now.left  = tonumber(string.match(s, "left.-(%d+)%%")) or tonumber(string.match(s, "0:.-(%d+)%%"))
-      volume_now.right = tonumber(string.match(s, "right.-(%d+)%%")) or tonumber(string.match(s, "1:.-(%d+)%%"))
-      volume_now.muted = string.match(s, "muted: (%S+)")
+   pulseaudio.cmd    = args.cmd or "pacmd list-sinks | sed -n -e '0,/*/d' -e '/base volume/d' -e '/volume:/p' -e '/muted:/p' -e '/device\\.string/p'"
 
-      if scallback ~= nil then
-         pulseaudio.sink   = scallback()
-      end
+   pulseaudio.widget = wibox.widget.textbox()
 
-      widget = pulseaudio.widget
-      settings()
+   function pulseaudio.update()
+      if scallback then pulseaudio.cmd = scallback() end
+
+      helpers.async({ shell, "-c", pulseaudio.cmd }, function(s)
+          volume_now = {
+              index = string.match(s, "index: (%S+)") or "N/A",
+              sink  = string.match(s, "device.string = \"(%S+)\"") or "N/A",
+              muted = string.match(s, "muted: (%S+)") or "N/A"
+          }
+
+          local ch = 1
+          volume_now.channel = {}
+          for v in string.gmatch(s, ":.-(%d+)%%") do
+              volume_now.channel[ch] = v
+              ch = ch + 1
+          end
+
+          volume_now.left  = volume_now.channel[1] or "N/A"
+          volume_now.right = volume_now.channel[2] or "N/A"
+
+          widget = pulseaudio.widget
+          settings()
+      end)
    end
 
-   newtimer(string.format("pulseaudio-%s", pulseaudio.sink), timeout, pulseaudio.update)
+   helpers.newtimer("pulseaudio", timeout, pulseaudio.update)
 
-   return setmetatable(pulseaudio, { __index = pulseaudio.widget })
+   return pulseaudio
 end
 
 return setmetatable(pulseaudio, { __call = function(_, ...) return worker(...) end })