Avalonia/src/Avalonia.Base/IDirectPropertyMetadata.cs

// Copyright (c) The Avalonia Project. All rights reserved.
// Licensed under the MIT license. See licence.md file in the project root for full license information.

namespace Avalonia
{
    /// <summary>
    /// Untyped interface to <see cref="DirectPropertyMetadata{TValue}"/>
    /// </summary>
    public interface IDirectPropertyMetadata
    {
        /// <summary>
        /// Gets the to use when the property is set to <see cref="AvaloniaProperty.UnsetValue"/>.
        /// </summary>
        object UnsetValue { get; }

        /// <summary>
        /// Gets a value indicating whether the property is interested in data validation.
        /// </summary>
        bool? EnableDataValidation { get; }
    }
}