Expander.Collapsed Event
Definition
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.
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
Applies to
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