Expander.Expanding Ereignis

  • Referenz

Definition

Namespace:
Microsoft.UI.Xaml.Controls
Bearbeiten

Tritt auf, wenn der Inhaltsbereich des Expanders gestartet wird.

Diese Dokumentation gilt für WinUI 2 für UWP (für WinUI im Windows App SDK, siehe die Windows App SDK Namespaces).

/// [Windows.Foundation.Metadata.Experimental]
/// [add: Windows.Foundation.Metadata.Experimental]
/// [remove: Windows.Foundation.Metadata.Experimental]
// Register
event_token Expanding(TypedEventHandler<Expander, ExpanderExpandingEventArgs const&> const& handler) const;

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

// Revoke with event_revoker
Expander::Expanding_revoker Expanding(auto_revoke_t, TypedEventHandler<Expander, ExpanderExpandingEventArgs const&> const& handler) const;
// Register
event_token Expanding(TypedEventHandler<Expander, ExpanderExpandingEventArgs const&> const& handler) const;

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

// Revoke with event_revoker
Expander::Expanding_revoker Expanding(auto_revoke_t, TypedEventHandler<Expander, ExpanderExpandingEventArgs const&> const& handler) const;
[Windows.Foundation.Metadata.Experimental]
[add: Windows.Foundation.Metadata.Experimental]
[remove: Windows.Foundation.Metadata.Experimental]
public event TypedEventHandler<Expander,ExpanderExpandingEventArgs> Expanding;
public event TypedEventHandler<Expander,ExpanderExpandingEventArgs> Expanding;
Public Custom Event Expanding As TypedEventHandler(Of Expander, ExpanderExpandingEventArgs)

Ereignistyp

TypedEventHandler<Expander,ExpanderExpandingEventArgs>
Attribute
ExperimentalAttribute

Gilt für: