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Merge pull request #460 from Kolomaster68/fix/brightness-hud-macos-tahoe

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Fix brightness HUD not working on macOS Tahoe 26.5
This commit is contained in:
Hariharan Mudaliar 2026-05-19 00:07:20 +05:30 • committed by GitHub
commit 3efc916fd3
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GPG key ID: B5690EEEBB952194
3 changed files with 110 additions and 2 deletions
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2
DynamicIsland/managers/SystemDisplayManager.swift
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@ -46,7 +46,7 @@ class SystemDisplayManager {
private static func getStandardDisplayBrightness() throws -> Float {
var brightness: float_t = 1
let service = IOServiceGetMatchingService(kIOMasterPortDefault, IOServiceMatching("IODisplayConnect"))
let service = IOServiceGetMatchingService(kIOMainPortDefault, IOServiceMatching("IODisplayConnect"))
defer {
IOObjectRelease(service)
}

28
DynamicIsland/managers/SystemMediaControllers.swift
View file

@ -476,6 +476,10 @@ final class SystemBrightnessController {
private let maximumBrightnessAnimationDuration: TimeInterval = 0.3
private let brightnessAnimationDurationScale: TimeInterval = 1.6
private var lastEmittedBrightness: Float = 0.5
private let coreBrightnessClient = CoreBrightnessDisplayClient.shared
private var pollTimer: Timer?
private let pollInterval: TimeInterval = 0.15
private let pollChangeThreshold: Float = 0.005
private init() {
registerExternalNotifications()
@ -484,12 +488,15 @@ final class SystemBrightnessController {
func start() {
notifyCurrentBrightness()
startPollingIfNeeded()
}
func stop() {
onBrightnessChange = nil
brightnessAnimationTimer?.invalidate()
brightnessAnimationTimer = nil
pollTimer?.invalidate()
pollTimer = nil
}
func adjust(by delta: Float) {
@ -506,6 +513,9 @@ final class SystemBrightnessController {
}
var currentBrightness: Float {
if let level = coreBrightnessClient.currentBrightness() {
return level
}
if let level = getBrightnessViaDisplayServices() {
return level
}
@ -583,6 +593,9 @@ final class SystemBrightnessController {
private func applyBrightness(_ value: Float) {
let clamped = max(0, min(1, value))
if coreBrightnessClient.setBrightness(clamped) {
return
}
if setBrightnessViaDisplayServices(clamped) {
return
}
@ -667,7 +680,8 @@ final class SystemBrightnessController {
let names = [
Notification.Name("com.apple.BezelEngine.BrightnessChanged"),
Notification.Name("com.apple.BezelServices.BrightnessChanged"),
Notification.Name("com.apple.controlcenter.display.brightness")
Notification.Name("com.apple.controlcenter.display.brightness"),
Notification.Name("com.apple.CoreBrightness.DisplayBrightnessChanged")
]
observers = names.map { name in
DistributedNotificationCenter.default().addObserver(forName: name, object: nil, queue: .main) { [weak self] _ in
@ -677,8 +691,20 @@ final class SystemBrightnessController {
notificationsInstalled = true
}
private func startPollingIfNeeded() {
guard pollTimer == nil else { return }
pollTimer = Timer.scheduledTimer(withTimeInterval: pollInterval, repeats: true) { [weak self] _ in
guard let self else { return }
let system = self.currentBrightness
if abs(system - self.lastEmittedBrightness) > self.pollChangeThreshold {
self.emitBrightnessChange(value: system)
}
}
}
deinit {
brightnessAnimationTimer?.invalidate()
pollTimer?.invalidate()
observers.forEach { DistributedNotificationCenter.default().removeObserver($0) }
}
}