Expander.Expanded 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 window of an Expander control opens to display both its header and content.
public:
event System::Windows::RoutedEventHandler ^ Expanded;
public event System.Windows.RoutedEventHandler Expanded;
member this.Expanded : System.Windows.RoutedEventHandler
Public Custom Event Expanded As RoutedEventHandler
Event Type
Examples
The following example shows how to specify the event handler for the Expanded event.
yourExpander.Expanded += new RoutedEventHandler(expanderHasExpanded);
AddHandler yourExpander.Expanded, AddressOf expanderHasExpanded
<Expander Name ="yourExpander" Expanded="expanderHasExpanded"
Header ="expanderTitle" Content="expanderContent"/>
The following example shows how to define the event handler.
private void expanderHasExpanded(object sender, RoutedEventArgs args)
{
//Do something when the Expander control expands
}
Private Sub expanderHasExpanded(ByVal sender As Object, ByVal args As RoutedEventArgs)
'Do something when the Expander control expands
End Sub
Remarks
The Expanded event occurs when the IsExpanded property changes from false
to true
.
Routed Event Information
Identifier field | ExpandedEvent |
Routing strategy | Bubbling |
Delegate | RoutedEventHandler |
Applies to
See also
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