public static void ListAsFormula()
{
using (var stream = new MemoryStream())
{
using (var xlsxWriter = new XlsxWriter(stream))
{
var dataValidation = new XlsxDataValidation(validationType: XlsxDataValidation.ValidationType.List, formula1: "\"Lorem,Ipsum,Dolor\"");
xlsxWriter.SetDefaultStyle(XlsxStyle.Default.With(new XlsxFill(Color.OldLace))).BeginWorksheet("Sheet 1")
.BeginRow().AddDataValidation(dataValidation).Write().SkipColumns(1).AddDataValidation(1, 2, dataValidation).Write(repeatCount: 2);
}
using (var package = new ExcelPackage(stream))
{
var dataValidation = package.Workbook.Worksheets[0].DataValidations[0] as ExcelDataValidationList;
dataValidation.Should().NotBeNull();
dataValidation.ValidationType.Should().Be(ExcelDataValidationType.List);
dataValidation.Address.Address.Should().Be("A1 C1:D1");
dataValidation.Formula.Values.Should().BeEquivalentTo("Lorem", "Ipsum", "Dolor");
}
}
}
/// <summary>
/// Writes a ADODataReader to a Worksheet
/// </summary>
public static int WriteToWorksheet(ADOTabular.AdomdClientWrappers.AdomdDataReader reader, XlsxWriter xlsxWriter, IStatusBarMessage statusProgress, IQueryRunner runner)
{
int iMaxCol = reader.FieldCount - 1;
int iRowCnt = 0;
ADOTabularColumn daxCol;
int colIdx = 0;
XlsxStyle[] columnStyles = new XlsxStyle[reader.FieldCount];
var headerStyle = new XlsxStyle(
new XlsxFont("Segoe UI", 9, Color.White, bold: true),
new XlsxFill(Color.FromArgb(0, 0x45, 0x86)),
XlsxStyle.Default.Border,
XlsxStyle.Default.NumberFormat,
XlsxAlignment.Default);
var wrapStyle = XlsxStyle.Default.With(new XlsxAlignment(vertical: Vertical.Top, wrapText: true));
var defaultStyle = XlsxStyle.Default;
// Write out Header Row
xlsxWriter.SetDefaultStyle(headerStyle).BeginRow();
foreach (var colName in reader.CleanColumnNames())
{
// write out the column name
xlsxWriter.Write(colName);
// cache the column formatstrings as Excel Styles
reader.Connection.Columns.TryGetValue(reader.GetName(colIdx), out daxCol);
if (daxCol != null)
{
columnStyles[colIdx] = GetStyle(daxCol);
}
else
{
columnStyles[colIdx] = defaultStyle;
}
colIdx++;
}
xlsxWriter.SetDefaultStyle(defaultStyle);
while (reader.Read())
{
// check if we have reached the limit of an xlsx file
if (iRowCnt >= 999999)
{
runner.OutputWarning("Results truncated, reached the maximum row limit for an Excel file");
break;
}
// increment row count
iRowCnt++;
// start outputting the next row
xlsxWriter.BeginRow();
for (int iCol = 0; iCol < reader.FieldCount; iCol++)
{
var fieldValue = reader[iCol];
switch (fieldValue)
{
case int i:
xlsxWriter.Write(i, columnStyles[iCol]);
break;
case double dbl:
xlsxWriter.Write(dbl, columnStyles[iCol]);
break;
case decimal dec:
xlsxWriter.Write(dec, columnStyles[iCol]);
break;
case DateTime dt:
xlsxWriter.Write(dt, columnStyles[iCol]);
break;
case string str:
if (str.Contains("\n") || str.Contains("\r"))
{
xlsxWriter.Write(str, wrapStyle);
}
else
{
xlsxWriter.Write(str);
}
break;
case bool b:
xlsxWriter.Write(b.ToString()); // Writes out TRUE/FALSE
break;
case null:
xlsxWriter.Write();
break;
case long lng:
if (lng < int.MaxValue && lng > int.MinValue)
{
xlsxWriter.Write(Convert.ToInt32(lng), columnStyles[iCol]);
}
else // TODO - should we be converting large long values to double??
{
xlsxWriter.Write(lng.ToString()); // write numbers outside the size of int as strings
}
break;
default:
xlsxWriter.Write(fieldValue.ToString());
break;
}
}
if (iRowCnt % 1000 == 0)
{
statusProgress.Update($"Written {iRowCnt:n0} rows to the file output");
}
}
return(iRowCnt);
}
