// ----------------------------------------------------------------------- // Copyright (c) Microsoft Corporation. All rights reserved. // ----------------------------------------------------------------------- using System; using System.ComponentModel.Composition.Primitives; namespace System.ComponentModel.Composition { /// <summary> /// Specifies <see cref="CreationPolicy"/> for a given <see cref="ComposablePart" />. /// </summary> [AttributeUsage(AttributeTargets.Class, AllowMultiple = false, Inherited = false)] public sealed class PartCreationPolicyAttribute : Attribute { internal static PartCreationPolicyAttribute Default = new PartCreationPolicyAttribute(CreationPolicy.Any); internal static PartCreationPolicyAttribute Shared = new PartCreationPolicyAttribute(CreationPolicy.Shared); /// <summary> /// Initializes a new instance of the <see cref="PartCreationPolicyAttribute"/> class. /// </summary> public PartCreationPolicyAttribute(CreationPolicy creationPolicy) { this.CreationPolicy = creationPolicy; } /// <summary> /// Gets or sets a value indicating the creation policy of the attributed part. /// </summary> /// <value> /// One of the <see cref="CreationPolicy"/> values indicating the creation policy of the /// attributed part. The default is /// <see cref="System.ComponentModel.Composition.CreationPolicy.Any"/>. /// </value> public CreationPolicy CreationPolicy { get; private set; } } }
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