MediaAccessibility iOS xcode16.0 b1

#MediaAccessibility.framework https://github.com/xamarin/xamarin-macios/pull/20894

diff -ruN /Applications/Xcode_15.4.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/MediaAccessibility.framework/Headers/MAMusicHaptics.h /Applications/Xcode_16.0.0-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/MediaAccessibility.framework/Headers/MAMusicHaptics.h
--- /Applications/Xcode_15.4.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/MediaAccessibility.framework/Headers/MAMusicHaptics.h	1970-01-01 01:00:00
+++ /Applications/Xcode_16.0.0-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/MediaAccessibility.framework/Headers/MAMusicHaptics.h	2024-05-30 10:26:46
@@ -0,0 +1,69 @@
+//
+//  MAMusicHaptics.h
+//  MediaAccessibility
+//
+
+/* Music Haptics plays haptic tracks along with audio tracks based on the Now Playing Session.
+   To participate in Music Haptics, add the following key to the Info.plist of the app:
+ 
+ MusicHapticsSupported -> True
+ 
+ To indicate which track is playing accurately, supply the international standard recording code as part of
+ the NowPlayingInfo in the NowPlayingInfoCenter, using the following key:
+ 
+ MPNowPlayingInfoPropertyInternationalStandardRecordingCode
+ 
+ Use the MAMusicHapticsManager class to observe the status of haptic track playback.
+ */
+
+#ifdef __OBJC__
+
+#ifndef MediaAccessibility_MAMusicHapticsManager_h
+#define MediaAccessibility_MAMusicHapticsManager_h
+
+#import <Foundation/Foundation.h>
+#import <MediaAccessibility/MADefinitions.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+MA_EXPORT NSNotificationName const MAMusicHapticsManagerActiveStatusDidChangeNotification API_AVAILABLE(ios(18.0), tvos(18.0), watchos(11.0), macos(15.0), visionos(2.0)) NS_SWIFT_NAME(MAMusicHapticsManager.activeStatusDidChangeNotification);
+
+MA_EXPORT API_AVAILABLE(ios(18.0), tvos(18.0), watchos(11.0), macos(15.0), visionos(2.0))
+@interface MAMusicHapticsManager : NSObject
+
+@property (nonatomic, readonly, class) MAMusicHapticsManager *sharedManager;
+
+/*!
+ @abstract Whether the user setting to indicate Music Haptics are currently active.
+ @result A boolean result.
+ */
+@property (nonatomic, readonly) BOOL isActive;
+
+/*!
+ @abstract In an asynchronous completion handler, returns whether a specific media track with the supplied
+ ISRC has an available haptic track.
+ */
+- (void)checkHapticTrackAvailabilityForMediaMatchingCode:(NSString *)internationalStandardRecordingCode completionHandler:(void (NS_SWIFT_SENDABLE ^ _Nullable)(BOOL musicHapticsAvailable))completionHandler NS_SWIFT_ASYNC_NAME(isHapticTrackAvailable(forMediaMatching:));
+
+/*!
+ @abstract Determine the status of haptic playback for the now playing track asynchronously. This will only be delivered for the app that is the active Now Playing app.
+ */
+- (nullable id<NSCopying>)addStatusObserver:(void (^)(NSString *internationalStandardRecordingCode, BOOL musicHapticsActive))statusHandler;
+- (void)removeStatusObserver:(id<NSCopying>)registrationToken;
+
+- (instancetype)init NS_UNAVAILABLE;
++ (instancetype)new NS_UNAVAILABLE;
+
+@end
+
+NS_ASSUME_NONNULL_END
+
+#endif
+
+#ifdef __swift__
+// This struct is not available in Objective-C. Its only purpose is to create a namespace for accessibility symbols in Swift.
+typedef struct MAMusicHaptics { void *_reserved; } MAMusicHaptics;
+#endif
+
+#endif
+