Expander.Collapsed Event

  • Reference

Definition

Namespace:
Microsoft.UI.Xaml.Controls
Edit

Occurs when the content area of the Expander is hidden.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

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

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

// Revoke with event_revoker
Expander::Collapsed_revoker Collapsed(auto_revoke_t, TypedEventHandler<Expander, ExpanderCollapsedEventArgs const&> const& handler) const;
// Register
event_token Collapsed(TypedEventHandler<Expander, ExpanderCollapsedEventArgs const&> const& handler) const;

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

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

Event Type

TypedEventHandler<Expander,ExpanderCollapsedEventArgs>
Attributes
ExperimentalAttribute

Applies to