The following tables list the members exposed by IDataSourceUpdateNotifier.
| Name | Description | |
|---|---|---|
 | NotifyClearItems | Called when a large change occurs in the data source, or the content of the data source has been cleared. |
| NotifyInsertItem | Called when an item is inserted at an index in the data source. |
| NotifyRemoveItem | Called when an item is removed at an index in the data source. |
| NotifySetItem | Called when an item is replaced with another item in the data source. |
| RangeActualized | Called when a data source now has real items for a range of items that were previously virtual placeholders. |