fpSpread1.Sheets[0].RowCount = 10;
fpSpread1.Sheets[0].ColumnCount = 15;
// Show the column footer.
fpSpread1.Sheets[0].ColumnFooter.Visible = true;
fpSpread1.Sheets[0].ColumnFooter.RowCount = 2;
fpSpread1.Sheets[0].ColumnFooter.AlternatingRows[0].BackColor = Color.PowderBlue;
fpSpread1.Sheets[0].ColumnFooter.DefaultStyle.ForeColor = Color.Purple;
fpSpread1.Sheets[0].ColumnFooter.Columns[12].HorizontalAlignment = FarPoint.Win.Spread.CellHorizontalAlignment.Left;
fpSpread1.Sheets[0].ColumnFooter.Cells[0, 12].RowSpan = 2;
fpSpread1.Sheets[0].ColumnFooter.Cells[0, 0].Value = "test";
fpSpread1.ActiveSheet.ColumnFooter.SetClip(0, 0, 2, 4, "one\ttwo\tthree\tfour\r\nfive\tsix\tseven\teight");
string s;
s = fpSpread1.ActiveSheet.ColumnFooter.GetClip(0, 0, 2, 4);
listBox1.Items.Add(s);