private void Form1_Load(object sender, EventArgs e)
        {
            fpSpread1.Sheets[0].Cells[0, 0].Value = 3;
            fpSpread1.Sheets[0].Cells[1, 0].Value = 2;
            fpSpread1.Sheets[0].Cells[1, 1].Value = 10;
            fpSpread1.Sheets[0].Cells[0, 2].Value = 1;            
        }

        private void button1_Click(object sender, EventArgs e)
        {
            FarPoint.Win.Spread.UnaryComparisonConditionalFormattingRule unary = new FarPoint.Win.Spread.UnaryComparisonConditionalFormattingRule(FarPoint.Win.Spread.UnaryComparisonOperator.EqualTo,  10, false);
            unary.Operator = FarPoint.Win.Spread.UnaryComparisonOperator.EqualTo;
            unary.Value = 10;
            unary.BackColor = Color.Red;
            unary.FontStyle = new FarPoint.Win.Spread.SpreadFontStyle(RegularBoldItalicFontStyle.Bold);
            
            FarPoint.Win.Spread.TopRankedValuesConditionalFormattingRule topRank = new FarPoint.Win.Spread.TopRankedValuesConditionalFormattingRule();
            topRank.IsDescending = true;
            topRank.BackColor = Color.Tomato;
            topRank.ForeColor = Color.Yellow;

            //CondtionalFormatting Constructor
            FarPoint.Win.Spread.ConditionalFormatting cf2 = new FarPoint.Win.Spread.ConditionalFormatting(new FarPoint.Win.Spread.Model.CellRange[] { new FarPoint.Win.Spread.Model.CellRange(0, 0, 1, 1), new FarPoint.Win.Spread.Model.CellRange(1, 1, 2, 2) });
            FarPoint.Win.Spread.ConditionalFormatting cf3 = new FarPoint.Win.Spread.ConditionalFormatting(new FarPoint.Win.Spread.Model.CellRange[] { new FarPoint.Win.Spread.Model.CellRange(0, 0, 1, 1), new FarPoint.Win.Spread.Model.CellRange(1, 1, 2, 2) }, topRank);
            fpSpread1.ActiveSheet.Models.ConditionalFormatting.Add(cf2);
            fpSpread1.ActiveSheet.Models.ConditionalFormatting.Add(cf3);
    }

Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        FpSpread1.Sheets(0).Cells(0, 0).Value = 3
        FpSpread1.Sheets(0).Cells(1, 0).Value = 2
        FpSpread1.Sheets(0).Cells(1, 1).Value = 10
        FpSpread1.Sheets(0).Cells(0, 2).Value = 1
    End Sub

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        Dim unary As New FarPoint.Win.Spread.UnaryComparisonConditionalFormattingRule(FarPoint.Win.Spread.UnaryComparisonOperator.EqualTo, 10, False)
        unary.Operator = FarPoint.Win.Spread.UnaryComparisonOperator.EqualTo
        unary.Value = 10
        unary.BackColor = Color.Red
        unary.FontStyle = New FarPoint.Win.Spread.SpreadFontStyle(RegularBoldItalicFontStyle.Bold)

        Dim topRank As New FarPoint.Win.Spread.TopRankedValuesConditionalFormattingRule()
        topRank.IsDescending = True
        topRank.BackColor = Color.Tomato
        topRank.ForeColor = Color.Yellow

        'CondtionalFormatting Constructor
        Dim cf2 As New FarPoint.Win.Spread.ConditionalFormatting(New FarPoint.Win.Spread.Model.CellRange() {New FarPoint.Win.Spread.Model.CellRange(0, 0, 1, 1), New FarPoint.Win.Spread.Model.CellRange(1, 1, 2, 2)})
        Dim cf3 As New FarPoint.Win.Spread.ConditionalFormatting(New FarPoint.Win.Spread.Model.CellRange() {New FarPoint.Win.Spread.Model.CellRange(0, 0, 1, 1), New FarPoint.Win.Spread.Model.CellRange(1, 1, 2, 2)}, topRank)
        FpSpread1.ActiveSheet.Models.ConditionalFormatting.Add(cf2)
        FpSpread1.ActiveSheet.Models.ConditionalFormatting.Add(cf3)
    End Sub