// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
namespace System.ComponentModel.Composition.Hosting
{
    /// <summary>
    ///     Notifications when a ComposablePartCatalog changes.
    /// </summary>
    public interface INotifyComposablePartCatalogChanged
    {
        event EventHandler<ComposablePartCatalogChangeEventArgs>? Changed;
        event EventHandler<ComposablePartCatalogChangeEventArgs>? Changing;
    }
}