Expander.Collapsed Event
Definition
Important
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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
- Attributes