/// <summary>
/// 由GetFormatterContainer Func委托导出基于EXCEL模板的多工作薄文件
/// </summary>
/// <typeparam name="T">数据源可枚举项类型</typeparam>
/// <param name="templatePath">模板路径</param>
/// <param name="sheetName">模板中使用的工作薄名称</param>
/// <param name="dataSource">数据源</param>
/// <param name="getFormatterContainer">生成模板数据格式化容器（SheetFormatterContainer）委托,在委托方法中实现模板的格式化过程</param>
/// <param name="sheetSize">每个工作薄显示的数据记录数</param>
/// <param name="filePath">导出路径，可选</param>
/// <returns></returns>
public static string ToExcelWithTemplate <T>(string templatePath, string sheetName, IEnumerable <T> dataSource, Func <IEnumerable <T>, SheetFormatterContainer> getFormatterContainer, int sheetSize, string filePath = null)
{
ExcelCommon.CheckTemplateAndExportPath(templatePath, ref filePath);
if (string.IsNullOrEmpty(filePath))
{
return(null);
}
int sheetCount = 0;
var formatterContainers = new Dictionary <string, SheetFormatterContainer>();
IEnumerable <T> data = null;
while ((data = dataSource.Take(sheetSize)).Count() > 0)
{
var sheetFormatterContainer = getFormatterContainer(data);
sheetCount++;
if (sheetCount == 1)
{
formatterContainers.Add(sheetName, sheetFormatterContainer);
}
else
{
formatterContainers.Add(sheetName + sheetCount.ToString(), sheetFormatterContainer);
}
dataSource = dataSource.Skip(sheetSize);
}
string temp_templatePath = null;
try
{
temp_templatePath = ExcelCommon.CreateTempFileByTemplate(templatePath, sheetName, sheetCount);
filePath = ToExcelWithTemplate(temp_templatePath, formatterContainers, filePath);
}
finally
{
ExcelCommon.DeleteTempTemplateFile(temp_templatePath);
}
return(filePath);
}
/// <summary>
/// 由SheetFormatterContainer集合导出基于EXCEL模板的多工作薄文件
/// </summary>
/// <param name="templatePath">模板路径</param>
/// <param name="sheetName">模板中使用的工作薄名称</param>
/// <param name="formatterContainers">模板数据格式化容器列表</param>
/// <param name="filePath">导出路径，可选</param>
/// <returns></returns>
public static string ToExcelWithTemplate(string templatePath, string sheetName, List <SheetFormatterContainer> formatterContainers, string filePath = null)
{
ExcelCommon.CheckTemplateAndExportPath(templatePath, ref filePath);
if (string.IsNullOrEmpty(filePath))
{
return(null);
}
string temp_templatePath = null;
try
{
int sheetCount = 0;
var formatterContainerDic = new Dictionary <string, SheetFormatterContainer>();
for (int i = 0; i < formatterContainers.Count; i++)
{
sheetCount++;
if (sheetCount == 1)
{
formatterContainerDic.Add(sheetName, formatterContainers[i]);
}
else
{
formatterContainerDic.Add(sheetName + sheetCount.ToString(), formatterContainers[i]);
}
}
temp_templatePath = ExcelCommon.CreateTempFileByTemplate(templatePath, sheetName, sheetCount);
filePath = ToExcelWithTemplate(temp_templatePath, formatterContainerDic, filePath);
}
finally
{
ExcelCommon.DeleteTempTemplateFile(temp_templatePath);
}
return(filePath);
}
