ItemIndexRange Class

Reference

Definition

Namespace:: Microsoft.UI.Xaml.Data

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.

Edit

Provides info about a range of items in the data source.

/// [Windows.Foundation.Metadata.ContractVersion(Microsoft.UI.Xaml.WinUIContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
class ItemIndexRange

[Windows.Foundation.Metadata.ContractVersion(typeof(Microsoft.UI.Xaml.WinUIContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
public class ItemIndexRange

Public Class ItemIndexRange

Inheritance: Object IInspectable ItemIndexRange

Attributes: ContractVersionAttribute MarshalingBehaviorAttribute ThreadingAttribute

Remarks

The ItemIndexRange class 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.

IItemsRangeInfo interface
ISelectionInfo interface

Constructors

ItemIndexRange(Int32, UInt32)

Initializes an instance of the ItemIndexRange class.

Properties

FirstIndex	Gets the index of the first item in the instance of the ItemIndexRange class.
LastIndex	Gets the index of the last item in the instance of the ItemIndexRange class.
Length	Gets the number of items in the instance of the ItemIndexRange class.

Applies to

Udostępnij za pośrednictwem