Change Event Handler Delegate
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Represents the method that handles the CollectionChanged event raised when adding elements to or removing elements from a collection.
public delegate void CollectionChangeEventHandler(System::Object ^ sender, CollectionChangeEventArgs ^ e);
public delegate void CollectionChangeEventHandler(object sender, CollectionChangeEventArgs e);
public delegate void CollectionChangeEventHandler(object? sender, CollectionChangeEventArgs e);
type CollectionChangeEventHandler = delegate of obj * CollectionChangeEventArgs -> unit
Public Delegate Sub CollectionChangeEventHandler(sender As Object, e As CollectionChangeEventArgs)
The source of the event.
When you create a CollectionChangeEventHandler delegate, you identify the method that will handle the event. To associate the event with your event handler, add an instance of the delegate to the event. The event handler is called whenever the event occurs, unless you remove the delegate. For more information about event handler delegates, see Handling and Raising Events.
Gets an object that represents the method represented by the specified delegate.