void exporter_ExcelCellFormatting(object sender, Telerik.WinControls.UI.Export.ExcelML.ExcelCellFormattingEventArgs e)
 {
     if (e.GridRowInfoType == typeof(GridViewTableHeaderRowInfo))
     {
         BorderStyles headerBorder = new BorderStyles();
         headerBorder.Color     = Color.Black;
         headerBorder.Weight    = 2;
         headerBorder.LineStyle = LineStyle.Continuous; headerBorder.PositionType = PositionType.Bottom;
         e.ExcelStyleElement.Borders.Add(headerBorder);
     }
     else if (e.GridColumnIndex == radGridView1.Columns["SalesLastYear"].Index)
     {
         int value = Convert.ToInt32(radGridView1.Rows[e.GridRowIndex].Cells
                                     [e.GridColumnIndex].Value);
         if (value > 1500000)
         {
             e.ExcelStyleElement.InteriorStyle.Color       = Color.Yellow;
             e.ExcelStyleElement.AlignmentElement.WrapText = true;
         }
     }
 }
        void export_ExcelCellFormatting(object sender, Telerik.WinControls.UI.Export.ExcelML.ExcelCellFormattingEventArgs e)
        {
            if (ApplyCellFormatting)
            {
                if (ApplyCustomCellFormatting == true)
                {
                    if (e.GridRowInfoType.Name == "GridViewDataRowInfo")
                    {
                        e.ExcelStyleElement.InteriorStyle.Color   = Color.White;
                        e.ExcelStyleElement.InteriorStyle.Pattern = Telerik.WinControls.UI.Export.ExcelML.InteriorPatternType.Solid;

                        int borderWeight = 3;

                        if (e.GridRowIndex > 5)
                        {
                            borderWeight = 1;
                        }


                        e.ExcelStyleElement.Borders.Add(new BorderStyles()
                        {
                            Color = Color.SteelBlue, LineStyle = LineStyle.Continuous, Weight = borderWeight, PositionType = PositionType.Bottom
                        });
                        e.ExcelStyleElement.Borders.Add(new BorderStyles()
                        {
                            Color = Color.SteelBlue, LineStyle = LineStyle.Continuous, Weight = borderWeight, PositionType = PositionType.Left
                        });
                        e.ExcelStyleElement.Borders.Add(new BorderStyles()
                        {
                            Color = Color.SteelBlue, LineStyle = LineStyle.Continuous, Weight = borderWeight, PositionType = PositionType.Right
                        });

                        e.ExcelStyleElement.FontStyle.Bold = true;
                        e.ExcelStyleElement.AlignmentElement.HorizontalAlignment = HorizontalAlignmentType.Center;


                        if (this.Grid.Rows[e.GridRowIndex].Cells[e.GridColumnIndex].Tag != null)
                        {
                            if (this.Grid.Rows[e.GridRowIndex].Cells[e.GridColumnIndex].Tag.ToInt() == Enums.PAYMENT_TYPES.CASH && this.Grid.Rows[e.GridRowIndex].Cells[e.GridColumnIndex].Value.ToDecimal() > 25)
                            {
                                e.ExcelStyleElement.FontStyle.Color = Color.Red;
                            }
                            else if (this.Grid.Rows[e.GridRowIndex].Cells[e.GridColumnIndex].Tag.ToInt() == Enums.PAYMENT_TYPES.CREDIT_CARD || this.Grid.Rows[e.GridRowIndex].Cells[e.GridColumnIndex].Tag.ToInt() == Enums.PAYMENT_TYPES.CREDIT_CARD_PAID)
                            {
                                e.ExcelStyleElement.FontStyle.Color = Color.Green;
                            }
                            else if (this.Grid.Rows[e.GridRowIndex].Cells[e.GridColumnIndex].Tag.ToInt() != Enums.PAYMENT_TYPES.CASH &&
                                     this.Grid.Rows[e.GridRowIndex].Cells[e.GridColumnIndex].Tag.ToInt() != Enums.PAYMENT_TYPES.CREDIT_CARD &&
                                     this.Grid.Rows[e.GridRowIndex].Cells[e.GridColumnIndex].Tag.ToInt() != Enums.PAYMENT_TYPES.CREDIT_CARD_PAID)
                            {
                                e.ExcelStyleElement.FontStyle.Color = Color.Blue;
                            }
                        }

                        //if(.v
                        //    e.ExcelStyleElement.FontStyle.Color = this.ConditionalFormattingObject.RowForeColor;



                        //if (this.Grid.Columns[e.GridColumnIndex] is GridViewDecimalColumn)
                        //    e.ExcelStyleElement.AlignmentElement.HorizontalAlignment = HorizontalAlignmentType.Right;
                    }
                }
                else
                {
                    e.ExcelStyleElement.AlignmentElement.WrapText = false;
                    //    e.ExcelStyleElement.FontStyle.Bold = true;
                    if (e.GridRowInfoType.Name == "GridViewTableHeaderRowInfo")
                    {
                        e.ExcelStyleElement.FontStyle.Color       = this.HeaderForeColor;
                        e.ExcelStyleElement.FontStyle.Bold        = true;
                        e.ExcelStyleElement.InteriorStyle.Pattern = Telerik.WinControls.UI.Export.ExcelML.InteriorPatternType.Solid;
                        e.ExcelStyleElement.InteriorStyle.Color   = this.HeaderBackColor;
                    }

                    else if (e.GridRowInfoType.Name == "GridViewDataRowInfo")
                    {
                        if (this.ConditionalFormattingObject != null && this.Grid.Rows[e.GridRowIndex].Cells[this.ConditionalFormattingObject.ConditionFormattingColumnName].Value.ToStr() == this.ConditionalFormattingObject.TValue.ToStr())
                        {
                            e.ExcelStyleElement.InteriorStyle.Color   = this.ConditionalFormattingObject.RowBackColor;
                            e.ExcelStyleElement.InteriorStyle.Pattern = Telerik.WinControls.UI.Export.ExcelML.InteriorPatternType.Solid;
                            e.ExcelStyleElement.FontStyle.Bold        = true;
                            e.ExcelStyleElement.FontStyle.Color       = this.ConditionalFormattingObject.RowForeColor;
                        }


                        if (this.Grid.Columns[e.GridColumnIndex] is GridViewDecimalColumn)
                        {
                            e.ExcelStyleElement.AlignmentElement.HorizontalAlignment = HorizontalAlignmentType.Right;
                        }
                    }

                    else if (e.GridRowInfoType.Name == "GridViewSummaryRowInfo")
                    {
                        e.ExcelStyleElement.FontStyle.Color       = Color.Black;
                        e.ExcelStyleElement.FontStyle.Bold        = true;
                        e.ExcelStyleElement.InteriorStyle.Pattern = Telerik.WinControls.UI.Export.ExcelML.InteriorPatternType.Solid;
                        e.ExcelStyleElement.InteriorStyle.Color   = Color.Gainsboro;

                        if (this.Grid.Columns[e.GridColumnIndex] is GridViewDecimalColumn)
                        {
                            e.ExcelStyleElement.AlignmentElement.HorizontalAlignment = HorizontalAlignmentType.Right;
                        }
                    }
                }
            }


            cnt++;
            UpdateProgress();
        }