Public Default Property Item( _
   ByVal index As Integer _
) As NamedStyle

Dim instance As DefaultStyleCollection
Dim index As Integer
Dim value As NamedStyle
 
instance.Item(index) = value
 
value = instance.Item(index)

public NamedStyle this[ 
   int index
]; {get; set;}

FarPoint.Win.Spread.DefaultStyleCollection dsc = new FarPoint.Win.Spread.DefaultStyleCollection();
listBox1.Items.Add(dsc[0].Name);

Dim dsc As New FarPoint.Win.Spread.DefaultStyleCollection()
ListBox1.Items.Add(dsc.Item(0).Name)