...

Signed-off-by: Rainer Bendig <hexathos@mailbox.org>

awesome/widgets/volume/pa-vol.sh

@@ -0,0 +1,52 @@
+#!/bin/bash
+# Copyright 2015 Alexander Tsepkov
+
+
+#SINK_NAME="alsa_output.pci-0000_00_1b.0.analog-stereo"
+#SINK_NAME="alsa_output.pci-0000_00_1b.0.hdmi-stereo"
+SOUND_DEVICE=`pacmd dump | grep -P "^set-card-profile" | grep stereo | cut -d: -f2 | cut -d+ -f1`
+SINK_NAME="alsa_output.pci-0000_00_1b.0.$SOUND_DEVICE"
+VOL_STEP="0x01000"
+
+MUTE_STATE=`pacmd dump | grep -P "^set-sink-mute $SINK_NAME\s+" | perl -p -i -e 's/.+\s(yes|no)$/$1/'`
+VOL_NOW=`pacmd dump | grep -P "^set-sink-volume $SINK_NAME\s+" | perl -p -i -e 's/.+\s(.x.+)$/$1/'`
+VOL_MAX=$((0x10000))
+
+case "$1" in
+	plus)
+	if [ $MUTE_STATE = yes ]; then
+		echo "Muted"
+	else
+		VOL_NEW=$((VOL_NOW + VOL_STEP))
+		if [ $VOL_NEW -gt $VOL_MAX ]
+		then
+			VOL_NEW=$VOL_MAX
+		fi
+		pactl set-sink-volume $SINK_NAME `printf "0x%X" $VOL_NEW`
+		echo "$((100*VOL_NEW / VOL_MAX))%"
+	fi
+
+	;;
+	minus)
+	if [ $MUTE_STATE = yes ]; then
+		echo "Muted"
+	else
+		VOL_NEW=$((VOL_NOW - VOL_STEP))
+		if [ $(($VOL_NEW)) -lt $((0x00000)) ]
+		then
+			VOL_NEW=$((0x00000))
+		fi
+		pactl set-sink-volume $SINK_NAME `printf "0x%X" $VOL_NEW`
+		echo "$((100*VOL_NEW / VOL_MAX))%"
+	fi
+
+	;;
+	mute)
+	if [ $MUTE_STATE = no ]; then
+		pactl set-sink-mute $SINK_NAME 1
+		echo "Muted"
+	elif [ $MUTE_STATE = yes ]; then
+		pactl set-sink-mute $SINK_NAME 0
+		echo "$((100*VOL_NOW / VOL_MAX))%"
+	fi
+esac

awesome/widgets/volume/widget.lua

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+-- Alexander Tsepkov, 2015
+--
+-- Minimalistic Volume Widget that works with multiple output sources
+-- dependency: FontAwesome
+
+
+local wibox = require("wibox")
+local naughty = require("naughty")
+
+local last_id
+local vol_muted
+function mixercommand(command)
+    local fd = io.popen(os.getenv("HOME") .. "/.config/awesome/pa-vol.sh " .. command)
+    local status = fd:read("*all")
+    fd:close()
+    local pic = os.getenv("HOME") .. "/.config/awesome/widgets/volume/"
+    local value
+    if status == "Muted\n" then
+        pic = pic .. "audio-muted.png"
+    else
+        -- dividing by 26 is a little cheat to prevent overflow on 100%
+        value = math.floor(tonumber(string.sub(status:gsub("%s+$", ""), 0, -2)) / 26)
+        pic = pic .. "audio-" .. value .. ".png"
+    end
+    last_id = naughty.notify({
+        title = "Volume",
+        text = status,
+        replaces_id = last_id,
+        icon = pic,
+    }).id
+end
+function volumeup()
+    mixercommand("plus")
+end
+
+function volumedown()
+    mixercommand("minus")
+end
+
+function volumetoggle()
+    mixercommand("mute")
+end
+
+-- zenstate not applicable bescause there is no volume icon for this widget at all
+
+-- this widget doesn't have an icon, I use volumeicon instead but I prefer the messages/control through this
+-- widget instead
+widget = {
+    up = volumeup,
+    down = volumedown,
+    toggle = volumetoggle,
+}