Popup.Opened Event

Reference

Definition

Namespace:: System.Windows.Controls.Primitives

Assembly:: PresentationFramework.dll

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 IsOpen property changes to true.

public:
 event EventHandler ^ Opened;

public event EventHandler Opened;

member this.Opened : EventHandler

Public Custom Event Opened As EventHandler

Event Type

EventHandler

Examples

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
}

Private Sub PopupOpening(ByVal sender As Object, ByVal e As EventArgs)
    'Code to execute when Popup opens
End Sub

<DockPanel>
  <Popup Opened="PopupOpening">
    <TextBlock Background="Yellow">Popup Text</TextBlock>
  </Popup>
</DockPanel>

Remarks

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

Applies to

Partajați prin