alsa{bar}: togglechannel added (HDMI outputs)

widgets/alsa.lua

@@ -26,14 +26,20 @@ local function worker(args)
     local timeout  = args.timeout or 5
     local settings = args.settings or function() end
 
-    alsa.cmd     = args.cmd or "amixer"
-    alsa.channel = args.channel or "Master"
-    alsa.widget  = wibox.widget.textbox('')
+    alsa.cmd           = args.cmd or "amixer"
+    alsa.channel       = args.channel or "Master"
+    alsa.togglechannel = args.togglechannel
+    alsa.widget        = wibox.widget.textbox('')
 
     function alsa.update()
         mixer = read_pipe(string.format("%s get %s", alsa.cmd, alsa.channel))
         l,s   = string.match(mixer, "([%d]+)%%.*%[([%l]*)")
 
+        -- HDMIs can have a channel different from Master for toggling mute
+        if alsa.togglechannel then
+            s = string.match(read_pipe(string.format("%s get %s", alsa.cmd, alsa.togglechannel)), "%[(%a+)%]")
+        end
+
         if alsa.last_level ~= l or alsa.last_status ~= s then
             volume_now = { level = l, status = s }
             alsa.last_level  = l

widgets/alsabar.lua

@@ -27,7 +27,7 @@ local setmetatable = setmetatable
 -- lain.widgets.alsabar
 local alsabar = {
     channel = "Master",
-    step    = "2%",
+    step    = "1%",
 
     colors = {
         background = beautiful.bg_normal,
@@ -104,6 +104,7 @@ local function worker(args)
 
     alsabar.cmd           = args.cmd or "amixer"
     alsabar.channel       = args.channel or alsabar.channel
+    alsabar.togglechannel = args.togglechannel
     alsabar.step          = args.step or alsabar.step
     alsabar.colors        = args.colors or alsabar.colors
     alsabar.notifications = args.notifications or alsabar.notifications
@@ -127,6 +128,11 @@ local function worker(args)
         -- Capture mixer control state:          [5%] ... ... [on]
         local volu, mute = string.match(mixer, "([%d]+)%%.*%[([%l]*)")
 
+        -- HDMIs can have a channel different from Master for toggling mute
+        if alsabar.togglechannel then
+            mute = string.match(read_pipe(string.format("%s get %s", alsabar.cmd, alsabar.togglechannel)), "%[(%a+)%]")
+        end
+
         if (volu and tonumber(volu) ~= alsabar._current_level) or (mute and string.match(mute, "on") ~= alsabar._muted)
         then
             alsabar._current_level = tonumber(volu)

wiki

@@ -1 +1 @@
-Subproject commit 1bfbcb9581fb4f335b44a05e608dd759ea7552e1
+Subproject commit 0612d0161aa8ea65ddeba84ca47bf5a60777fe46