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SubmenuOpened Event
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MenuItem.SubmenuOpened Event

Occurs when the state of the IsSubmenuOpen property changes to true.

Namespace:  System.Windows.Controls
Assembly:  PresentationFramework (in PresentationFramework.dll)
XMLNS for XAML: http://schemas.microsoft.com/winfx/2006/xaml/presentation, http://schemas.microsoft.com/netfx/2007/xaml/presentation

public event RoutedEventHandler SubmenuOpened
<object SubmenuOpened="RoutedEventHandler" .../>

Identifier field

SubmenuOpenedEvent

Routing strategy

Bubbling

Delegate

RoutedEventHandler

The following examples demonstrate calling and handling the SubmenuOpened event.

<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.";
    }
}

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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