40 lines
1.1 KiB
C#
40 lines
1.1 KiB
C#
//-----------------------------------------------------------------------------
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//-----------------------------------------------------------------------------
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namespace System.Activities.Validation
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{
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using System;
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using System.Collections.Generic;
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using System.Runtime;
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public sealed class GetChildSubtree : CodeActivity<IEnumerable<Activity>>
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{
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public GetChildSubtree()
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: base()
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{
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}
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public InArgument<ValidationContext> ValidationContext
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{
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get;
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set;
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}
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protected override IEnumerable<Activity> Execute(CodeActivityContext context)
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{
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Fx.Assert(this.ValidationContext != null, "ValidationContext must not be null");
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ValidationContext currentContext = this.ValidationContext.Get(context);
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if (currentContext != null)
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{
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return currentContext.GetChildren();
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}
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else
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{
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return ActivityValidationServices.EmptyChildren;
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}
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}
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}
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}
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