net10.0 
namespace System.ComponentModel.Composition.Hosting
{
    [DebuggerTypeProxy(typeof(DirectoryCatalogDebuggerProxy))]
    public class DirectoryCatalog : ComposablePartCatalog, INotifyComposablePartCatalogChanged, ICompositionElement
    {
        public event EventHandler<ComposablePartCatalogChangeEventArgs!>? Changed;
    }
}
.NET
8.09.010.0
.NET Framework
4.04.54.5.14.5.24.64.6.14.6.24.74.7.14.7.24.84.8.1
Information specific to net10.0
Assembly

System.ComponentModel.Composition , Version=10.0.0.1, PublicKeyToken=b77a5c561934e089

Referencing

Your project needs a package reference to System.ComponentModel.Composition.

Package System.ComponentModel.Composition (10.0.1) net10.0
Platform Restrictions

The event adder is supported on all platforms.

The event remover is supported on all platforms.

  • Built-in API
  • Package-provided API