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Update Feedback for Volume Change

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This commit is contained in:
Hariharan Mudaliar 2026-01-22 22:34:08 +05:30
commit a3a80ca3d4
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5 changed files with 76 additions and 0 deletions
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52
DynamicIsland/managers/SystemChangesObserver.swift
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@ -2,6 +2,7 @@ import Foundation
import CoreGraphics
import Defaults
import AppKit
import AVFoundation
final class SystemChangesObserver: MediaKeyInterceptorDelegate {
private weak var coordinator: DynamicIslandViewCoordinator?
@ -9,6 +10,7 @@ final class SystemChangesObserver: MediaKeyInterceptorDelegate {
private let brightnessController = SystemBrightnessController.shared
private let keyboardBacklightController = SystemKeyboardBacklightController.shared
private let mediaKeyInterceptor = MediaKeyInterceptor.shared
private let volumeFeedbackPlayer = VolumeFeedbackPlayer.shared
private static let headsetIconSymbols: Set<String> = [
"airpods",
@ -140,6 +142,7 @@ final class SystemChangesObserver: MediaKeyInterceptorDelegate {
let baseStep = stepSize(for: step, base: standardVolumeStep)
let delta = direction == .up ? baseStep : -baseStep
volumeController.adjust(by: delta)
volumeFeedbackPlayer.playIfNeeded()
}
func mediaKeyInterceptorDidToggleMute(_ interceptor: MediaKeyInterceptor) {
@ -325,4 +328,53 @@ private extension SystemChangesObserver {
}
}
private final class VolumeFeedbackPlayer {
static let shared = VolumeFeedbackPlayer()
private let queue = DispatchQueue(label: "com.dynamicisland.volume-feedback-player")
private var player: AVAudioPlayer?
private var lastPlayDate: Date = .distantPast
private let minimumInterval: TimeInterval = 0.08
private var didLogMissingAsset = false
private init() {}
func playIfNeeded() {
guard Defaults[.playVolumeChangeFeedback] else { return }
queue.async { [weak self] in
guard let self else { return }
let now = Date()
guard now.timeIntervalSince(self.lastPlayDate) >= self.minimumInterval else { return }
self.lastPlayDate = now
self.preparePlayerIfNeeded()
guard let player = self.player else { return }
player.currentTime = 0
player.play()
}
}
private func preparePlayerIfNeeded() {
if player != nil { return }
guard let url = Bundle.main.url(forResource: "audio-feedback", withExtension: "m4a") else {
if !didLogMissingAsset {
NSLog("⚠️ audio-feedback.m4a is missing from the app bundle; volume feedback disabled.")
didLogMissingAsset = true
}
return
}
do {
let audioPlayer = try AVAudioPlayer(contentsOf: url)
audioPlayer.volume = 1
audioPlayer.prepareToPlay()
player = audioPlayer
} catch {
if !didLogMissingAsset {
NSLog("⚠️ Failed to initialize volume feedback player: \(error.localizedDescription)")
didLogMissingAsset = true
}
}
}
}