MenuItem.SubmenuOpened Evento

Definición

Espacio de nombres:

System.Windows.Controls

Ensamblado:

PresentationFramework.dll

Se produce cuando el estado de la propiedad IsSubmenuOpen cambia a true.

public:
 event System::Windows::RoutedEventHandler ^ SubmenuOpened;

public event System.Windows.RoutedEventHandler SubmenuOpened;

member this.SubmenuOpened : System.Windows.RoutedEventHandler 

Public Custom Event SubmenuOpened As RoutedEventHandler 

Tipo de evento

RoutedEventHandler

Ejemplos

En los ejemplos siguientes se muestra cómo llamar y controlar el SubmenuOpened evento.

<MenuItem Name="submenu" Header="Menu with Submenu" 
          SubmenuOpened="OnSubmenuOpened"
          SubmenuClosed="OnSubmenuClosed">

private void OnSubmenuOpened(object sender, RoutedEventArgs e)
{

    if (sender == e.Source)
    {
        textBlock1.Text = "Submenu is open.";
    }
}

Private Sub OnSubmenuOpened(ByVal sender As Object, ByVal e As RoutedEventArgs)

    If sender Is e.Source Then
        textBlock1.Text = "Submenu is open."
    End If
End Sub

Comentarios

Información sobre eventos enrutados

Campo identificador	SubmenuOpenedEvent
Estrategia de enrutamiento	Burbujeante
Delegado	RoutedEventHandler