namespace PhotosUI
{
    [Introduced(PlatformName.MacOSX, 10, 14, PlatformArchitecture.All, null)]
    [Protocol(Name = "PHProjectTypeDescriptionDataSource", WrapperType = typeof(PHProjectTypeDescriptionDataSourceWrapper))]
    [ProtocolMember(IsProperty = false, IsRequired = false, IsStatic = false, Name = "WillDiscardDataSource", Selector = "extensionWillDiscardDataSource")]
    [ProtocolMember(IsProperty = false, IsRequired = true, IsStatic = false, Name = "GetSubtypes", ParameterByRef = new[] { false }, ParameterType = new[] { typeof(NSString) }, ReturnType = typeof(PHProjectTypeDescription[]), Selector = "subtypesForProjectType:")]
    [ProtocolMember(IsProperty = false, IsRequired = true, IsStatic = false, Name = "GetTypeDescription", ParameterByRef = new[] { false }, ParameterType = new[] { typeof(NSString) }, ReturnType = typeof(PHProjectTypeDescription), Selector = "typeDescriptionForProjectType:")]
    [ProtocolMember(IsProperty = false, IsRequired = true, IsStatic = false, Name = "GetFooterTextForSubtypes", ParameterByRef = new[] { false }, ParameterType = new[] { typeof(NSString) }, ReturnType = typeof(NSAttributedString), Selector = "footerTextForSubtypesOfProjectType:")]
    [Unavailable(PlatformName.iOS, PlatformArchitecture.All, null)]
    [Unavailable(PlatformName.TvOS, PlatformArchitecture.All, null)]
    public interface IPHProjectTypeDescriptionDataSource : INativeObject, IDisposable
}