IDataCollectionEvents Interface
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
An interface for receiving a variety of state change events that can be used to update a user experience
public interface IDataCollectionEventstype IDataCollectionEvents = interfacePublic Interface IDataCollectionEvents- Derived
Methods
| Name | Description |
|---|---|
| OnCollectionAtEnd() |
Collection scrolled/paged to end of list |
| OnCollectionAtStart() |
Collection scrolled/paged to start of list |
| OnCollectionCanGoBackward() |
Collection transitioned to a state where you can scroll or page backward |
| OnCollectionCanGoForward() |
Collection transitioned to a state where you can scroll or page forward |
| OnCollectionContextSwitch() |
Collection contents completely replaced |
| OnCollectionEmpty() |
Collection contents transitioned to empty set |
| OnCollectionInMiddle() |
Collection entered state of being in the middle. |
| OnCollectionNotEmpty() |
Collection contents transitioned from empty to not empty |
| OnCollectionPagedBackward() |
Collection was paged backward towards start of list |
| OnCollectionPagedForward() |
Collection was paged forward towards end of list |
| OnCollectionScrolledBackward() |
Collection was scrolled backwards towards start of list |
| OnCollectionScrolledForward() |
Collection was scrolled forward towards end of list |
| OnEndCollectionChange() |
Collection contents has changed |
| OnEndPlacement() |
A set of item placements has ended. |
| OnItemPlaced() |
One item placement has just occurred. |
| OnStartPlacement() | |