Public Overrides Function Parse( _
   ByVal s As String _
) As Object

Dim instance As RichTextCellType
Dim s As String
Dim value As Object
 
value = instance.Parse(s)

public override object Parse( 
   string s
)

FarPoint.Win.Spread.CellType.RichTextCellType rtb;

private void Form1Load(object sender, System.EventArgs e)
{
      rtb = new FarPoint.Win.Spread.CellType.RichTextCellType();
      rtb.Multiline = true;
      fpSpread1.ActiveSheet.Cells[0, 0].CellType = rtb;
      System.IO.StreamReader file = new System.IO.StreamReader(Application.StartupPath + "\\test.rtf");
      string words = file.ReadToEnd();
      rtb.Parse(words);
      fpSpread1.ActiveSheet.Cells[0, 0].Value = words;
}

Dim rtb As New FarPoint.Win.Spread.CellType.RichTextCellType

Private Sub Form1Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
      rtb.Multiline = True
      FpSpread1.ActiveSheet.Cells(0, 0).CellType = rtb
      Dim file As New System.IO.StreamReader(Application.StartupPath & "\test.rtf")
      Dim words As String = file.ReadToEnd()
      rtb.Parse(words)
      FpSpread1.ActiveSheet.Cells(0, 0).Value = words
End Sub