<PackageReference Include="System.ObjectModel" Version="4.0.12" />

NotifyCollectionChangedEventArgs

public class NotifyCollectionChangedEventArgs : EventArgs
public NotifyCollectionChangedAction Action { get; }

public IList NewItems { get; }

public int NewStartingIndex { get; }

public IList OldItems { get; }

public int OldStartingIndex { get; }

public NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction action)

public NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction action, object changedItem)

public NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction action, object changedItem, int index)

public NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction action, IList changedItems)

public NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction action, IList changedItems, int startingIndex)

public NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction action, object newItem, object oldItem)

public NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction action, object newItem, object oldItem, int index)

public NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction action, IList newItems, IList oldItems)

public NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction action, IList newItems, IList oldItems, int startingIndex)

public NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction action, object changedItem, int index, int oldIndex)

public NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction action, IList changedItems, int index, int oldIndex)