IItemsRangeInfo Interface
Definition
Important
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Provides info about a range of items in the data source.
public interface class IItemsRangeInfo : IClosable/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 65536)]
/// [Windows.Foundation.Metadata.Guid(4032779877, 29181, 17826, 190, 19, 160, 129, 210, 148, 166, 141)]
struct IItemsRangeInfo : IClosable[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 65536)]
[Windows.Foundation.Metadata.Guid(4032779877, 29181, 17826, 190, 19, 160, 129, 210, 148, 166, 141)]
public interface IItemsRangeInfo : System.IDisposablePublic Interface IItemsRangeInfo
Implements IDisposable- Attributes
- Implements
Windows requirements
| Device family |
Windows 10 (introduced in 10.0.10240.0)
|
| API contract |
Windows.Foundation.UniversalApiContract (introduced in v1.0)
|
Remarks
The IItemsRangeInfo interface supports virtualization of large data sources for efficient presentation by XAML list controls. The other classes and interfaces that support data source virtualization are the following.
- ISelectionInfo interface
- ItemIndexRange class
Methods
| Dispose() |
Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources. |
| RangesChanged(ItemIndexRange, IVectorView<ItemIndexRange>) |
Updates the ranges of items in the data source that are visible in the list control and that are tracked in the instance of the object that implements the IItemsRangeInfo interface. |