Popup.Opened Event

 

Occurs when the IsOpen property changes to true.

Namespace:   System.Windows.Controls.Primitives
Assembly:  PresentationFramework (in PresentationFramework.dll)

public event EventHandler Opened

A Popup is opened and closed by toggling the IsOpen property.

The following example shows how to define an event handler for the Opened event.

private void PopupOpening(object sender, EventArgs e)
{
    //Code to execute when Popup opens
}
<DockPanel>
  <Popup Opened="PopupOpening">
    <TextBlock Background="Yellow">Popup Text</TextBlock>
  </Popup>
</DockPanel>

.NET Framework
Available since 3.0
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
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