feat(audio): implement volume feedback sound

Assets/Translations/en.json

@@ -679,7 +679,9 @@
       "volumes-step-size-description": "Adjust the step size for volume changes (scroll wheel, keyboard shortcuts).",
       "volumes-step-size-label": "Volume step size",
       "volumes-volume-overdrive-description": "Allow raising volume above 100%. May not be supported by all hardware.",
-      "volumes-volume-overdrive-label": "Allow volume overdrive"
+      "volumes-volume-overdrive-label": "Allow volume overdrive",
+      "volumes-volume-feedback-label": "Play volume feedback sound",
+      "volumes-volume-feedback-description": "Play a feedback sound when adjusting volume"
     },
     "bar": {
       "appearance-background-opacity-description": "Set the background opacity specifically for the bar.",

Assets/Translations/zh-CN.json

@@ -679,7 +679,9 @@
       "volumes-step-size-description": "调整音量变化的步长（滚轮、键盘快捷键）。",
       "volumes-step-size-label": "音量步长",
       "volumes-volume-overdrive-description": "允许将音量提高到100%以上。可能不被所有硬件支持。",
-      "volumes-volume-overdrive-label": "允许音量过载"
+      "volumes-volume-overdrive-label": "允许音量过载",
+      "volumes-volume-feedback-label": "播放音量反馈",
+      "volumes-volume-feedback-description": "调整音量时播放反馈音效"
     },
     "bar": {
       "appearance-background-opacity-description": "为状态栏设置背景不透明度。",

CREDITS.md

@@ -33,6 +33,7 @@ Noctalia Shell is made possible by the incredible work of many open-source proje
 ## Audio Assets
 - **[Universfield on Pixabay](https://pixabay.com/users/universfield-28281460/)** - Notification sound effect
 - **[DrNI on Freesound](https://freesound.org/people/DrNI/sounds/34562/)** - Timer's alarm sound effect
+- **[Lucas McCallister on Freesound](http://www.freesound.org/samplesViewSingle.php?id=67091)** - Volume change feedback sound effect
 
 
 ## Special Thanks

Commons/Settings.qml

@@ -586,6 +586,7 @@ Singleton {
       property string visualizerType: "linear"
       property list<string> mprisBlacklist: []
       property string preferredPlayer: ""
+      property bool volumeFeedback: false
     }
 
     // brightness

Modules/Panels/Settings/Tabs/Audio/VolumesSubTab.qml

@@ -61,6 +61,21 @@ ColumnLayout {
     }
   }
 
+  // Volume Feedback sound Toggle
+  ColumnLayout {
+    spacing: Style.marginS
+    Layout.fillWidth: true
+
+    NToggle {
+      label: I18n.tr("panels.audio.volumes-volume-feedback-label")
+      description: I18n.tr("panels.audio.volumes-volume-feedback-description")
+      checked: Settings.data.audio.volumeFeedback
+      defaultValue: Settings.getDefaultValue("audio.volumeFeedback")
+      onToggled: checked => Settings.data.audio.volumeFeedback = checked
+    }
+  }
+
+
   // Mute Toggle
   ColumnLayout {
     spacing: Style.marginS

Services/Media/AudioService.qml

@@ -4,10 +4,15 @@ import QtQuick
 import Quickshell
 import Quickshell.Services.Pipewire
 import qs.Commons
+import qs.Services.System
 
 Singleton {
   id: root
 
+  // Rate limiting for volume feedback (minimum 100ms between sounds)
+  property var lastVolumeFeedbackTime: 0
+  readonly property int minVolumeFeedbackInterval: 100
+
   // Devices
   readonly property PwNode sink: Pipewire.ready ? Pipewire.defaultAudioSink : null
   readonly property PwNode source: validatedSource
@@ -230,6 +235,8 @@ Singleton {
     sink.audio.muted = false;
     sink.audio.volume = clampedVolume;
 
+    playVolumeFeedback(clampedVolume);
+
     // Clear flag after a short delay to allow external changes to be detected
     Qt.callLater(() => {
                    isSettingOutputVolume = false;
@@ -305,6 +312,29 @@ Singleton {
                  });
   }
 
+  function playVolumeFeedback(currentVolume: real) {
+    if (!SoundService.multimediaAvailable) {
+      return;
+    }
+
+    if (!Settings.data.audio.volumeFeedback) {
+      return;
+    }
+
+    const now = Date.now();
+    if (now - lastVolumeFeedbackTime < minVolumeFeedbackInterval) {
+      return;
+    }
+    lastVolumeFeedbackTime = now;
+
+    const feedbackVolume = currentVolume;
+    SoundService.playSound("volume-change.wav", {
+      volume: feedbackVolume,
+      fallback: false,
+      repeat:  false
+    });
+  }
+
   function setInputMuted(muted: bool) {
     if (!Pipewire.ready || !source?.audio) {
       Logger.w("AudioService", "No source available or Pipewire not ready");