namespace System.Activities.Presentation {
using System;
/// <summary>
/// Defines a callback method that will be invoked when a context item
/// changes.
/// </summary>
/// <param name="item">The context item that has changed.</param>
public delegate void SubscribeContextCallback(ContextItem item);
/// <summary>
/// Defines a callback method that will be invoked when a context item
/// changes.
/// </summary>
/// <typeparam name="TContextItemType">The type of context item this subscription is for.</typeparam>
/// <param name="item">The context item that has changed.</param>
public delegate void SubscribeContextCallback<TContextItemType>(
TContextItemType item) where TContextItemType : ContextItem;
}
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