Working Indicators

DynamicIsland/managers/SystemOSDManager.swift

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+//
+//  SystemOSDManager.swift
+//  DynamicIsland
+//
+//  Adapted from TheBoringWorker-HUD OSDUIManager.swift
+//  Created by GitHub Copilot on 06/09/25.
+//
+
+import Foundation
+
+class SystemOSDManager {
+    private init() {}
+
+    /// Re-enables the system HUD by restarting OSDUIHelper
+    public static func enableSystemHUD() {
+        do {
+            let task = Process()
+            task.executableURL = URL(fileURLWithPath: "/usr/bin/killall")
+            task.arguments = ["-9", "OSDUIHelper"]
+            try task.run()
+            print("System HUD re-enabled")
+        } catch {
+            NSLog("Error while trying to re-enable OSDUIHelper. \(error)")
+        }
+    }
+
+    /// Disables the system HUD by stopping OSDUIHelper
+    public static func disableSystemHUD() {
+        do {
+            let kickstart = Process()
+            kickstart.executableURL = URL(fileURLWithPath: "/bin/launchctl")
+            // When macOS boots, OSDUIHelper does not start until a volume button is pressed. We can workaround this by kickstarting it.
+            kickstart.arguments = ["kickstart", "gui/\(getuid())/com.apple.OSDUIHelper"]
+            try kickstart.run()
+            kickstart.waitUntilExit()
+            usleep(500000) // Make sure it started
+            
+            let task = Process()
+            task.executableURL = URL(fileURLWithPath: "/usr/bin/killall")
+            task.arguments = ["-STOP", "OSDUIHelper"]
+            try task.run()
+            print("System HUD disabled")
+        } catch {
+            NSLog("Error while trying to hide OSDUIHelper. Please create an issue on GitHub. Error: \(error)")
+        }
+    }
+}