65 lines
1.9 KiB
C#
65 lines
1.9 KiB
C#
//-----------------------------------------------------------------------------
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//-----------------------------------------------------------------------------
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namespace System.Activities.Runtime
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{
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using System;
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using System.Runtime;
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using System.Reflection;
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using System.Runtime.Serialization;
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using System.Diagnostics.CodeAnalysis;
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[DataContract]
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class EmptyWithCancelationCheckWorkItem : ActivityExecutionWorkItem
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{
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ActivityInstance completedInstance;
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public EmptyWithCancelationCheckWorkItem(ActivityInstance activityInstance, ActivityInstance completedInstance)
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: base(activityInstance)
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{
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this.completedInstance = completedInstance;
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this.IsEmpty = true;
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}
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[DataMember(Name = "completedInstance")]
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internal ActivityInstance SerializedCompletedInstance
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{
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get { return this.completedInstance; }
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set { this.completedInstance = value; }
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}
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public override void TraceCompleted()
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{
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TraceRuntimeWorkItemCompleted();
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}
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public override void TraceScheduled()
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{
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TraceRuntimeWorkItemScheduled();
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}
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public override void TraceStarting()
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{
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TraceRuntimeWorkItemStarting();
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}
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public override bool Execute(ActivityExecutor executor, BookmarkManager bookmarkManager)
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{
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Fx.Assert("Empty work items should never been executed.");
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return true;
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}
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public override void PostProcess(ActivityExecutor executor)
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{
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if (this.completedInstance.State != ActivityInstanceState.Closed && this.ActivityInstance.IsPerformingDefaultCancelation)
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{
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this.ActivityInstance.MarkCanceled();
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}
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base.PostProcess(executor);
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}
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}
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}
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