add popup for audio management

modules/Services/Audio.qml

@@ -0,0 +1,34 @@
+pragma Singleton
+import Quickshell
+import QtQuick
+import Quickshell.Services.Pipewire
+
+Singleton {
+    id: root
+    property bool ready: Pipewire.ready
+    property bool muted: defaultAudio.audio.muted
+    property PwNode defaultAudio: Pipewire.defaultAudioSink
+    property PwNode preferredAudio: Pipewire.preferredDefaultAudioSink
+    property real percentage: Math.round(preferredAudio?.audio.volume * 100)
+    readonly property list<PwNode> sinks: Pipewire.nodes.values.filter(n => n.audio && n.isSink && !n.isStream)
+    readonly property list<PwNode> sources: Pipewire.nodes.values.filter(n => n.audio && !n.isSink && !n.isStream)
+    PwObjectTracker {
+        objects: [...root.sinks, ...root.sources]
+    }
+    function getVolumeIcon(sink) {
+	let mute = sink.audio.muted
+        let volume = sink.audio.volume 
+        if (mute) {
+            return "audio-volume-muted-symbolic";
+        }
+        if (volume <= 0.33) {
+            return "audio-volume-low-symbolic";
+        }
+        if (volume <= 0.66) {
+            return "audio-volume-medium-symbolic";
+        }
+        if (volume >= 0.66) {
+            return "audio-volume-high-symbolic";
+        }
+    }
+}