NavigationView.SelectionChanged 事件

定义

命名空间:

Microsoft.UI.Xaml.Controls

当当前选定的项发生更改时发生。

本文档适用于 Windows 应用 SDK 中 WinUI 的 WinUI 2 for UWP (，请参阅Windows 应用 SDK命名空间) 。

// Register
event_token SelectionChanged(TypedEventHandler<NavigationView, NavigationViewSelectionChangedEventArgs const&> const& handler) const;

// Revoke with event_token
void SelectionChanged(event_token const* cookie) const;

// Revoke with event_revoker
NavigationView::SelectionChanged_revoker SelectionChanged(auto_revoke_t, TypedEventHandler<NavigationView, NavigationViewSelectionChangedEventArgs const&> const& handler) const;

public event TypedEventHandler<NavigationView,NavigationViewSelectionChangedEventArgs> SelectionChanged;

Public Custom Event SelectionChanged As TypedEventHandler(Of NavigationView, NavigationViewSelectionChangedEventArgs) 

<NavigationView SelectionChanged="eventhandler" />

事件类型

TypedEventHandler<NavigationView,NavigationViewSelectionChangedEventArgs>

另请参阅

• NavigationViewSelectionChangedEventArgs