/// <summary>Notifies the handler that it's native menu was closed.</summary>
public virtual void Close()
{
this.IsMenuOpen = false;
this.SplitMenu = null;
}
/// <summary>Tells the handler to close the split menu.</summary>
public virtual void CloseSplitMenu()
{
this.SplitMenu?.Close();
this.SplitMenu = null;
}
