CollectionChanged Event

Summary

Occurs when an item is added, removed, changed, moved, or the entire list is refreshed.

Syntax

C++

public event EventHandler<NotifyLeadCollectionChangedEventArgs> CollectionChanged

Public Event CollectionChanged As EventHandler(Of NotifyLeadCollectionChangedEventArgs)

public: 
event EventHandler<NotifyLeadCollectionChangedEventArgs^>^ CollectionChanged

Event Data

The event handler receives an argument of type NotifyLeadCollectionChangedEventArgs containing data related to this event. The following NotifyLeadCollectionChangedEventArgs properties provide information specific to this event.

Property	Description
Action	Gets the action that caused the event.
NewItems	Gets the list of new items involved in the change.
NewStartingIndex	Gets the 0-based index at which the change occurred.
OldItems	Gets the list of old items involved in the change.
OldStartingIndex	Gets the 0-based index at which a Move, Remove, or Replace action occurred.