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private void gridDataBoundGrid1_SaveCellInfo(object sender, GridSaveCellInfoEventArgs e) { if(e.RowIndex > 0 && e.ColIndex > 0) { ExcelTip.GridExcelTipStyleProperties excelStyle = new ExcelTip.GridExcelTipStyleProperties(e.Style); if(excelStyle.ExcelTipText.Length > 0) { object key = GetHashCode(e.RowIndex, e.ColIndex); if(this.excelTipsCache.ContainsKey(key)) this.excelTipsCache[key] = e.Style; else this.excelTipsCache.Add(key, e.Style); } else { object key = GetHashCode(e.RowIndex, e.ColIndex); if(this.excelTipsCache.ContainsKey(key)) this.excelTipsCache.Remove(key); } } }