FlowStep.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / NetFx40 / System.Activities / System / Activities / Statements / FlowStep.cs / 1305376 / FlowStep.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------------------------

namespace System.Activities.Statements 
{
    using System.Collections.Generic; 
    using System.Activities; 
    using System.ComponentModel;
    using System.Windows.Markup; 

    [ContentProperty("Action")]
    public sealed class FlowStep : FlowNode
    { 
        public FlowStep()
        { 
        } 

        [DefaultValue(null)] 
        public Activity Action
        {
            get;
            set; 
        }
 
        [DefaultValue(null)] 
        [DependsOn("Action")]
        public FlowNode Next 
        {
            get;
            set;
        } 

        internal override void OnOpen(Flowchart owner, NativeActivityMetadata metadata) 
        { 
        }
 
        internal override void GetConnectedNodes(IList connections)
        {
            if (Next != null)
            { 
                connections.Add(Next);
            } 
        } 

        internal override void GetChildActivities(ICollection children) 
        {
            if (Action != null)
            {
                children.Add(Action); 
            }
        } 
 
        internal bool Execute(NativeActivityContext context, CompletionCallback onCompleted, out FlowNode nextNode)
        { 
            if (Next == null)
            {
                if (TD.FlowchartNextNullIsEnabled())
                { 
                    TD.FlowchartNextNull(this.Owner.DisplayName);
                } 
            } 
            if (Action == null)
            { 
                nextNode = Next;
                return true;
            }
            else 
            {
                context.ScheduleActivity(Action, onCompleted); 
                nextNode = null; 
                return false;
            } 
        }
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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