Provides data for the ImmutabilityProvider.dataChanged event.
Initializes a new instance of the DataChangeEventArgs class.
Type of action that caused the event to fire.
Original item that was removed or changed.
New item that was added or changed.
Index of the item.
Gets the action that caused the event to fire.
Gets an item with changes, depending on the action:
Gets an existing item affected by the change, depending on the action:
Provides a value to use with events that do not have event data.