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Namespace:

Microsoft.UI.Xaml.Controls

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.

// Register
event_token PaneOpening(TypedEventHandler<NavigationView, IInspectable const&> const& handler) const;

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

// Revoke with event_revoker
NavigationView::PaneOpening_revoker PaneOpening(auto_revoke_t, TypedEventHandler<NavigationView, IInspectable const&> const& handler) const;

public event TypedEventHandler<NavigationView,object> PaneOpening;

Public Custom Event PaneOpening As TypedEventHandler(Of NavigationView, Object) 

<NavigationView PaneOpening="eventhandler" />

Event Type