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//------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//------------------------------------------------------------
namespace System.ServiceModel.Activities.Tracking.Configuration
{
using System.Configuration;
using System.Runtime;
using System.Activities.Tracking;
using System.Diagnostics.CodeAnalysis;
[Fx.Tag.XamlVisible(false)]
public class WorkflowInstanceQueryElement : TrackingQueryElement
{
ConfigurationPropertyCollection properties;
protected override ConfigurationPropertyCollection Properties
{
get
{
if (this.properties == null)
{
ConfigurationPropertyCollection properties = base.Properties;
properties.Add(new ConfigurationProperty(TrackingConfigurationStrings.States, typeof(System.ServiceModel.Activities.Tracking.Configuration.StateElementCollection), null, null, null, System.Configuration.ConfigurationPropertyOptions.None));
this.properties = properties;
}
return this.properties;
}
}
[ConfigurationProperty(TrackingConfigurationStrings.States)]
public StateElementCollection States
{
get { return (StateElementCollection)base[TrackingConfigurationStrings.States]; }
}
protected override TrackingQuery NewTrackingQuery()
{
WorkflowInstanceQuery query = new WorkflowInstanceQuery();
foreach (StateElement stateElement in this.States)
{
query.States.Add(stateElement.Name);
}
return query;
}
}
}
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