CollectionChanged Event

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

Syntax

C#
Visual Basic
WinRT C#
Java
Objective-C
WinRT JavaScript
C++

public event EventHandler<NotifyLeadCollectionChangedEventArgs> CollectionChanged

'Declaration

Public Event CollectionChanged As EventHandler(Of NotifyLeadCollectionChangedEventArgs)

'Usage

Dim instance As LeadCollection(Of T)
Dim handler As EventHandler(Of NotifyLeadCollectionChangedEventArgs)
 
AddHandler instance.CollectionChanged, handler

public event EventHandler<NotifyLeadCollectionChangedEventArgs> CollectionChanged

add_CollectionChanged(function(sender, e))
remove_CollectionChanged(function(sender, e))

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.

Requirements

Target Platforms

Reference

LeadCollection<T> Class
LeadCollection<T> Members