/// <summary>
/// get headers
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
public List <string> GetPropertyDisplayNames(List <string> titleList = null, ResourceManager rm = null)
{
titleList = (titleList == null ? new List <string>() : titleList);
foreach (var propertyInfo in ExcelColumns)
{
object[] attrs = propertyInfo.GetCustomAttributes(true);
foreach (object attr in attrs)
{
///if this column need to export
ExcelColumnAttribute authAttr = attr as ExcelColumnAttribute;
if (authAttr != null)
{
var titleName = propertyInfo.GetDisplayName();
var displayAttrInfo = propertyInfo.GetCustomAttributes(true).Where(it => it.GetType() == typeof(DisplayAttribute)).SingleOrDefault();
if (displayAttrInfo != null)
{
var displayAttr = displayAttrInfo as DisplayAttribute;
var resourceType = displayAttr.ResourceType;
if (resourceType != null && rm != null)
{
//var rm = new ResourceManager(resourceType);
titleName = rm.GetString(titleName);
}
}
titleList.Add(titleName);
}
///if this object of collection need to export
var childDataAttr = attr as ChildDataAttribute;
if (childDataAttr != null)
{
var childHelper = new ExcelColumnHelper(childDataAttr.type);
childHelper.GetPropertyDisplayNames(titleList);
}
}
}
return(titleList);
}
/// <summary>
/// edit this sheet
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="dataList"></param>
/// <param name="worksheet"></param>
/// <returns></returns>
public static ISheet ExcelSheet <T>(this IEnumerable <T> dataList, ISheet worksheet, IWorkbook workbook, ResourceManager rm = null)
{
var datatype = typeof(T);
//Insert titles
var row = worksheet.CreateRow(0);
var execlColumnHelper = new ExcelColumnHelper(datatype);
var titleList = execlColumnHelper.GetPropertyDisplayNames(rm: rm);
for (int cellNumber = 0; cellNumber < titleList.Count; cellNumber++)
{
row.CreateCell(cellNumber).SetCellValue(titleList[cellNumber]);
}
var numberOfColumns = 0;
//Insert data values
var rowNumber = 1;
foreach (var row_item in dataList)
{
///row
var valueList = execlColumnHelper.GetPropertyValues(row_item);
//var mergeRows = item.GetPropertyMergeRows();
///TODO if need merge columns
//if (mergeRows > 1)
//{
// worksheet.AddMergedRegion(new CellRangeAddress(rowNumber, rowNumber + mergeRows, rowNumber, rowNumber));
//}
var cellNumber = 0;
var new_rowData = true;
foreach (var values in valueList)
{
var tmpRow = worksheet.GetRow(rowNumber);
if (tmpRow == null)
{
tmpRow = worksheet.CreateRow(rowNumber);
}
foreach (var value in values)
{
var cell = tmpRow.CreateCell(cellNumber);
//cell.SetCellType(CellType.)
cell.SetCellValueByType(workbook, value);
numberOfColumns = cellNumber;
cellNumber++;
}
if (new_rowData)
{
new_rowData = false;
}
else
{
cellNumber = cellNumber - values.Count;
rowNumber++;
}
}
rowNumber++;
}
worksheet.Autobreaks = true;
for (int i = 0; i <= numberOfColumns; i++)
{
worksheet.AutoSizeColumn(i);
}
return(worksheet);
}
