ListViewItemToKeyHandler 代理人

定義

命名空間:

Windows.UI.Xaml.Controls

表示將處理 GetRelativeScrollPosition 方法回呼的方法。

public delegate Platform::String ^ ListViewItemToKeyHandler(Platform::Object ^ item);

/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 65536)]
/// [Windows.Foundation.Metadata.Guid(1794497142, 32395, 19089, 154, 86, 70, 12, 180, 125, 82, 63)]
class ListViewItemToKeyHandler : MulticastDelegate

[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 65536)]
[Windows.Foundation.Metadata.Guid(1794497142, 32395, 19089, 154, 86, 70, 12, 180, 125, 82, 63)]
public delegate string ListViewItemToKeyHandler(object item);

Public Delegate Function ListViewItemToKeyHandler(item As Object) As String 

參數

item

Object

Platform::Object

IInspectable

ListView專案。

傳回值

String

Platform::String

winrt::hstring

項目的索引鍵。

屬性

ContractVersionAttribute GuidAttribute

Windows 需求

裝置系列	Windows 10 (已於 10.0.10240.0 引進)
API contract	Windows.Foundation.UniversalApiContract (已於 v1.0 引進)

另請參閱

• GetRelativeScrollPosition(ListViewBase, ListViewItemToKeyHandler)