namespace FileProvider
{
    [Protocol(Name = "NSFileProviderChangeObserver", WrapperType = typeof(NSFileProviderChangeObserverWrapper))]
    [ProtocolMember(IsProperty = false, IsRequired = false, IsStatic = false, Name = "GetSuggestedBatchSize", ReturnType = typeof(IntPtr), Selector = "suggestedBatchSize")]
    [ProtocolMember(IsProperty = false, IsRequired = true, IsStatic = false, Name = "DidUpdateItems", ParameterByRef = new[] { false }, ParameterType = new[] { typeof(INSFileProviderItem[]) }, Selector = "didUpdateItems:")]
    [ProtocolMember(IsProperty = false, IsRequired = true, IsStatic = false, Name = "DidDeleteItems", ParameterByRef = new[] { false }, ParameterType = new[] { typeof(string[]) }, Selector = "didDeleteItemsWithIdentifiers:")]
    [ProtocolMember(IsProperty = false, IsRequired = true, IsStatic = false, Name = "FinishEnumeratingChanges", ParameterByRef = new[] { false, false }, ParameterType = new[] { typeof(NSData), typeof(bool) }, Selector = "finishEnumeratingChangesUpToSyncAnchor:moreComing:")]
    [ProtocolMember(IsProperty = false, IsRequired = true, IsStatic = false, Name = "FinishEnumerating", ParameterByRef = new[] { false }, ParameterType = new[] { typeof(NSError) }, Selector = "finishEnumeratingWithError:")]
    [SupportedOSPlatform("ios")]
    [SupportedOSPlatform("macos")]
    [UnsupportedOSPlatform("maccatalyst")]
    public interface INSFileProviderChangeObserver : INativeObject, IDisposable
    {
        [BindingImpl(BindingImplOptions.GeneratedCode | BindingImplOptions.Optimizable)]
        [Export("didDeleteItemsWithIdentifiers:")]
        [Preserve(Conditional = true)]
        void DidDeleteItems(string![]! deletedItemIdentifiers);
    }
}