using System; namespace Avalonia.Metadata { public sealed class ContentAttribute : Attribute { } } namespace Robust.Client.UserInterface.XAML { public sealed class UsableDuringInitializationAttribute : Attribute { public UsableDuringInitializationAttribute(bool usable) { } } public sealed class DeferredContentAttribute : Attribute { } public interface ITestRootObjectProvider { object RootObject { get; } } public interface ITestProvideValueTarget { object TargetObject { get; } object TargetProperty { get; } } public interface ITestUriContext { Uri BaseUri { get; set; } } }