net40-client 
namespace System.ComponentModel.Composition.Hosting
{
    [DebuggerTypeProxy(typeof(DirectoryCatalogDebuggerProxy))]
    public class DirectoryCatalog : ComposablePartCatalog, INotifyComposablePartCatalogChanged, ICompositionElement
    {
        public override IQueryable<ComposablePartDefinition> Parts { get; }
    }
}
.NET Framework
4.0
Information specific to net40-client
Assembly

System.ComponentModel.Composition , Version=4.0.0.0, PublicKeyToken=b77a5c561934e089

Referencing

Your project needs an assembly reference to System.ComponentModel.Composition.

Platform Restrictions

This framework does not have platform annotations.

  • Built-in API
  • Package-provided API