Public Property ItemType As String

Dim instance As SheetView
Dim value As String
 
instance.ItemType = value
 
value = instance.ItemType

public string ItemType {get; set;}

<FarPoint:FpSpread ID="FpSpread1" ItemType="spweb7vb2012.WebForm1+Product" runat="server" BorderColor="Black" BorderStyle="Solid" BorderWidth="1px" Height="200" Width="400">
            <commandbar backcolor="Control" buttonfacecolor="Control" buttonhighlightcolor="ControlLightLight" buttonshadowcolor="ControlDark">
            </commandbar>
            <sheets>
                <FarPoint:SheetView SheetName="Sheet1" AllowDelete="true" AllowInsert="true" SelectMethod="GetProducts" DeleteMethod="DeleteUser" InsertMethod="InsertUser" UpdateMethod="UpdateUser">
                </FarPoint:SheetView>
            </sheets>
        </FarPoint:FpSpread>

//cs code
public class Product
{
  public string Name { get; set; }
  public string Desc { get; set; }

  public Product(string name, string desc)
  {
    this.Name = name;
    this.Desc = desc;
  }
}

public IQueryable<Product> GetProducts()
{
    List<Product> ls = new List<Product>();
    ls.Add(new Product("Pro1", "ProDesc1"));
    ls.Add(new Product("Pro2", "ProDesc2"));
    ls.Add(new Product("Pro3", "ProDesc3"));
    return ls.AsQueryable();
}

<FarPoint:FpSpread ID="FpSpread1" ItemType="spweb7vb2012.WebForm1+Product" runat="server" BorderColor="Black" BorderStyle="Solid" BorderWidth="1px" Height="200" Width="400">
            <commandbar backcolor="Control" buttonfacecolor="Control" buttonhighlightcolor="ControlLightLight" buttonshadowcolor="ControlDark">
            </commandbar>
            <sheets>
                <FarPoint:SheetView SheetName="Sheet1" AllowDelete="true" AllowInsert="true" SelectMethod="GetProducts" DeleteMethod="DeleteUser" InsertMethod="InsertUser" UpdateMethod="UpdateUser">
                </FarPoint:SheetView>
            </sheets>
        </FarPoint:FpSpread>


Public Class Product
        Public Property Name() As String
            Get
                Return m_Name
            End Get
            Set(value As String)
                m_Name = value
            End Set
        End Property
        Private m_Name As String
        Public Property Desc() As String
            Get
                Return m_Desc
            End Get
            Set(value As String)
                m_Desc = value
            End Set
        End Property
        Private m_Desc As String

        Public Sub New(name As String, desc As String)
            Me.Name = name
            Me.Desc = desc
        End Sub
    End Class

 Public Function GetProducts() As IQueryable(Of Product)
        Dim ls As New List(Of Product)()
        ls.Add(New Product("Pro1", "ProDesc1"))
        ls.Add(New Product("Pro2", "ProDesc2"))
        ls.Add(New Product("Pro3", "ProDesc3"))
        Return ls.AsQueryable()
    End Function