void WriteExcel(ref NPOI.SS.UserModel.IWorkbook book, DataTable dt)
{
NPOI.SS.UserModel.ISheet sheet = book.CreateSheet("Sheet1");
// 添加表头
NPOI.SS.UserModel.IRow row = sheet.CreateRow(0);
int index = 0;
foreach (DataColumn item in dt.Columns)
{
NPOI.SS.UserModel.ICell cell = row.CreateCell(index);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
cell.SetCellValue(item.Caption);
index++;
}
// 添加数据
for (int i = 0; i < dt.Rows.Count; i++)
{
index = 0;
row = sheet.CreateRow(i + 1);
foreach (DataColumn item in dt.Columns)
{
NPOI.SS.UserModel.ICell cell = row.CreateCell(index);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
cell.SetCellValue(dt.Rows[i][item].ToString());
index++;
}
}
}
public static void SetCellValue(NPOI.SS.UserModel.ICell iCell, object cellValue)
{
if (iCell == null)
{
return;
}
if (cellValue != null)
{
if (cellValue.GetType() == typeof(DBNull))
{
iCell.SetCellType(NPOI.SS.UserModel.CellType.Blank);
}
else if (cellValue.GetType() == typeof(bool))
{
iCell.SetCellValue((bool)cellValue);
}
else if (cellValue.GetType() == typeof(string))
{
if (cellValue.ToString() == "#NUM!")
{
iCell.SetCellType(NPOI.SS.UserModel.CellType.Blank);
}
else
{
iCell.SetCellValue((string)cellValue);
}
}
else if (cellValue.GetType() == typeof(DateTime))
{
NPOI.SS.UserModel.ICellStyle iCellStyle = iCell.Sheet.Workbook.CreateCellStyle();
NPOI.SS.UserModel.IDataFormat iDataFormat = iCell.Sheet.Workbook.CreateDataFormat();
iCellStyle.DataFormat = iDataFormat.GetFormat("yyyy/MM/dd HH:mm:ss");
iCell.CellStyle = iCellStyle;
iCell.SetCellValue((DateTime)cellValue);
}
else if (cellValue.GetType() == typeof(int) || cellValue.GetType() == typeof(double) || cellValue.GetType() == typeof(float))
{
iCell.SetCellValue((double)cellValue);
}
else
{
iCell.SetCellValue(cellValue.ToString());
}
}
}
public void Export(Stream ms, DataTable dt, string postfix)
{
//var fileName = m_Handler.GetFileName();
NPOI.SS.UserModel.IWorkbook book = null;
if (postfix == ".xls")
{
book = new NPOI.HSSF.UserModel.HSSFWorkbook();
}
else if (postfix == ".xlsx")
{
book = new NPOI.XSSF.UserModel.XSSFWorkbook();
}
else
{
throw new FinanceException(FinanceResult.INCORRECT_STATE, "无效的文件名");
}
m_Handler.Encode(ref dt);
//WriteExcel(ref book, dt);
NPOI.SS.UserModel.ISheet sheet = book.CreateSheet("Sheet1");
// 添加表头
NPOI.SS.UserModel.IRow row = sheet.CreateRow(0);
int index = 0;
foreach (DataColumn item in dt.Columns)
{
NPOI.SS.UserModel.ICell cell = row.CreateCell(index);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
cell.SetCellValue(item.Caption);
index++;
}
// 添加数据
for (int i = 0; i < dt.Rows.Count; i++)
{
index = 0;
row = sheet.CreateRow(i + 1);
foreach (DataColumn item in dt.Columns)
{
NPOI.SS.UserModel.ICell cell = row.CreateCell(index);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
cell.SetCellValue(dt.Rows[i][item].ToString());
index++;
}
}
//// 写入
//MemoryStream ms = new MemoryStream();
book.Write(ms);
book = null;
//using (FileStream fs = new FileStream("E:\\Temp\\test.xls", FileMode.Create, FileAccess.Write))
//{
// byte[] data = ms.ToArray();
// fs.Write(data, 0, data.Length);
// fs.Flush();
//}
//ms.Close();
//ms.Dispose();
}
private void explort()
{
SaveFileDialog sflg = new SaveFileDialog();
sflg.Filter = "Excel(*.xls)|*.xls|Excel(*.xlsx)|*.xlsx";
if (sflg.ShowDialog() == System.Windows.Forms.DialogResult.Cancel)
{
return;
}
//this.gridView1.ExportToXls(sflg.FileName);
//NPOI.xs book = new NPOI.HSSF.UserModel.HSSFWorkbook();
NPOI.SS.UserModel.IWorkbook book = null;
if (sflg.FilterIndex == 1)
{
book = new NPOI.HSSF.UserModel.HSSFWorkbook();
}
else
{
book = new NPOI.XSSF.UserModel.XSSFWorkbook();
}
NPOI.SS.UserModel.ISheet sheet = book.CreateSheet("test_001");
// 添加表头
NPOI.SS.UserModel.IRow row = sheet.CreateRow(0);
int index = 0;
foreach (DataGridViewColumn item in this.dataGridView2.Columns)
{
if (item.Visible)
{
NPOI.SS.UserModel.ICell cell = row.CreateCell(index);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
cell.SetCellValue(item.HeaderText);
index++;
}
}
// 添加数据
for (int i = 0; i < this.dataGridView2.Rows.Count; i++)
{
index = 0;
row = sheet.CreateRow(i + 1);
foreach (DataGridViewColumn item in this.dataGridView2.Columns)
{
if (item.Visible)
{
if (dataGridView2.Rows[i].Cells[item.HeaderText].Value != null)
{
NPOI.SS.UserModel.ICell cell = row.CreateCell(index);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
cell.SetCellValue(dataGridView2.Rows[i].Cells[item.HeaderText].Value.ToString().Trim());
}
index++;
}
}
}
// 写入
System.IO.MemoryStream ms = new System.IO.MemoryStream();
book.Write(ms);
book = null;
using (FileStream fs = new FileStream(sflg.FileName, FileMode.Create, FileAccess.Write))
{
byte[] data = ms.ToArray();
fs.Write(data, 0, data.Length);
fs.Flush();
}
ms.Close();
ms.Dispose();
}
private void sb_save_Click(object sender, EventArgs e)
{
SaveFileDialog sflg = new SaveFileDialog();
sflg.Filter = "Excel(*.xls)|*.xls|Excel(*.xlsx)|*.xlsx";
if (sflg.ShowDialog() == System.Windows.Forms.DialogResult.Cancel)
{
return;
}
int aa = 0;
NPOI.SS.UserModel.IWorkbook book = null;
if (sflg.FilterIndex == 1)
{
book = new NPOI.HSSF.UserModel.HSSFWorkbook();
}
else
{
book = new NPOI.XSSF.UserModel.XSSFWorkbook();
}
foreach (XtraTabPage trp in this.xtraTabControl1.TabPages)
{
XtraTabPage xinka = trp;
try
{
this.active_nepCalaTable = xinka.Controls[0] as NepCalaTable;
}
catch (Exception err)
{
MessageBox.Show("出现了错误： " + err.Message);
}
aa += 1;
//this.gridView1.ExportToXls(sflg.FileName);
//NPOI.xs book = new NPOI.HSSF.UserModel.HSSFWorkbook();
//NPOI.SS.UserModel.ISheet sheet = book.CreateSheet(string.Format("test_{0}", aa));
NPOI.SS.UserModel.ISheet sheet = book.CreateSheet(xinka.Text);
// 添加表头
NPOI.SS.UserModel.IRow row = sheet.CreateRow(0);
int index = 0;
GridView ac = this.active_nepCalaTable.GC;
int count = ac.Columns.Count;
for (int i = 0; i < count; i++)
{
string Caption = ac.Columns[i].Caption;
NPOI.SS.UserModel.ICell cell = row.CreateCell(index);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
cell.SetCellValue(Caption);
index++;
}
// 添加数据
DataTable dt = this.active_nepCalaTable.DDT;
for (int j = 0; j < dt.Rows.Count; j++)
{
index = 0;
row = sheet.CreateRow(j + 1);
for (int k = 0; k < count; k++)
{
NPOI.SS.UserModel.ICell cell = row.CreateCell(index);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
//cell.SetCellValue(this.gridView1.GetRowCellValue(i, item).ToString());
cell.SetCellValue(dt.Rows[j][k].ToString());
index++;
}
}
NPOI.SS.UserModel.IRow r1 = sheet.GetRow(0);
// 第一排
NPOI.SS.UserModel.ICell cell1 = r1.CreateCell(12);
cell1.SetCellType(NPOI.SS.UserModel.CellType.String);
cell1.SetCellValue("激发点距");
NPOI.SS.UserModel.ICell cell11 = r1.CreateCell(13);
cell11.SetCellType(NPOI.SS.UserModel.CellType.String);
cell11.SetCellValue(this.active_nepCalaTable.jifa_dianju.Text);
// 第二排
r1 = sheet.GetRow(1);
NPOI.SS.UserModel.ICell cell2 = r1.CreateCell(12);
cell2.SetCellType(NPOI.SS.UserModel.CellType.String);
cell2.SetCellValue("接收点距");
NPOI.SS.UserModel.ICell cell21 = r1.CreateCell(13);
cell21.SetCellType(NPOI.SS.UserModel.CellType.String);
cell21.SetCellValue(this.active_nepCalaTable.jieshou_dianju.Text);
// 第三排
r1 = sheet.GetRow(2);
NPOI.SS.UserModel.ICell cell3 = r1.CreateCell(12);
cell3.SetCellType(NPOI.SS.UserModel.CellType.String);
cell3.SetCellValue("接收点数");
NPOI.SS.UserModel.ICell cell31 = r1.CreateCell(13);
cell31.SetCellType(NPOI.SS.UserModel.CellType.String);
cell31.SetCellValue(this.active_nepCalaTable.jieshou_dianshu.Text);
// 第四排
r1 = sheet.GetRow(3);
NPOI.SS.UserModel.ICell cell4 = r1.CreateCell(12);
cell4.SetCellType(NPOI.SS.UserModel.CellType.String);
cell4.SetCellValue("激发线距");
NPOI.SS.UserModel.ICell cell41 = r1.CreateCell(13);
cell41.SetCellType(NPOI.SS.UserModel.CellType.String);
cell41.SetCellValue(this.active_nepCalaTable.jifa_xianju.Text);
// 第五排
r1 = sheet.GetRow(4);
NPOI.SS.UserModel.ICell cell5 = r1.CreateCell(12);
cell5.SetCellType(NPOI.SS.UserModel.CellType.String);
cell5.SetCellValue("接受线距");
NPOI.SS.UserModel.ICell cell51 = r1.CreateCell(13);
cell51.SetCellType(NPOI.SS.UserModel.CellType.String);
cell51.SetCellValue(this.active_nepCalaTable.jieshou_xianju.Text);
// 第六排
r1 = sheet.GetRow(5);
NPOI.SS.UserModel.ICell cell6 = r1.CreateCell(12);
cell6.SetCellType(NPOI.SS.UserModel.CellType.String);
cell6.SetCellValue("纵向滚动距离");
NPOI.SS.UserModel.ICell cell61 = r1.CreateCell(13);
cell61.SetCellType(NPOI.SS.UserModel.CellType.String);
cell61.SetCellValue(this.active_nepCalaTable.muban_zong.Text);
// 第7排
r1 = sheet.GetRow(6);
NPOI.SS.UserModel.ICell cell7 = r1.CreateCell(12);
cell7.SetCellType(NPOI.SS.UserModel.CellType.String);
cell7.SetCellValue("模板炮");
NPOI.SS.UserModel.ICell cell71 = r1.CreateCell(13);
cell71.SetCellType(NPOI.SS.UserModel.CellType.String);
cell71.SetCellValue(this.active_nepCalaTable.mobanpao.Text);
// 第8排
r1 = sheet.GetRow(7);
NPOI.SS.UserModel.ICell cell8 = r1.CreateCell(12);
cell8.SetCellType(NPOI.SS.UserModel.CellType.String);
cell8.SetCellValue("接收线数");
NPOI.SS.UserModel.ICell cell81 = r1.CreateCell(13);
cell81.SetCellType(NPOI.SS.UserModel.CellType.String);
cell81.SetCellValue(this.active_nepCalaTable.jieshou_xianshu.Text);
// 第9排
r1 = sheet.GetRow(8);
NPOI.SS.UserModel.ICell cell9 = r1.CreateCell(12);
cell9.SetCellType(NPOI.SS.UserModel.CellType.String);
cell9.SetCellValue("横向滚动距离");
NPOI.SS.UserModel.ICell cell91 = r1.CreateCell(13);
cell91.SetCellType(NPOI.SS.UserModel.CellType.String);
cell91.SetCellValue(this.active_nepCalaTable.muban_heng.Text);
// 第10排
r1 = sheet.GetRow(9);
NPOI.SS.UserModel.ICell cell10 = r1.CreateCell(12);
cell10.SetCellType(NPOI.SS.UserModel.CellType.String);
cell10.SetCellValue("布设接受线数");
NPOI.SS.UserModel.ICell cell101 = r1.CreateCell(13);
cell101.SetCellType(NPOI.SS.UserModel.CellType.String);
cell101.SetCellValue(this.active_nepCalaTable.bushe_jieshouxianshu.Text);
// 第11排
r1 = sheet.GetRow(10);
NPOI.SS.UserModel.ICell cell1_1 = r1.CreateCell(12);
cell1_1.SetCellType(NPOI.SS.UserModel.CellType.String);
cell1_1.SetCellValue("布设激发线数");
NPOI.SS.UserModel.ICell cell111 = r1.CreateCell(13);
cell111.SetCellType(NPOI.SS.UserModel.CellType.String);
cell111.SetCellValue(this.active_nepCalaTable.bushe_jifaxianshu.Text);
// 写入
System.IO.MemoryStream ms = new System.IO.MemoryStream();
book.Write(ms);
//book = null;
using (FileStream fs = new FileStream(sflg.FileName, FileMode.Create, FileAccess.Write))
{
byte[] data = ms.ToArray();
fs.Write(data, 0, data.Length);
fs.Flush();
}
ms.Close();
ms.Dispose();
}
book = null;
MessageBox.Show("保存成功了");
}
public void DownlodExcel()
{
SaveFileDialog sflg = new SaveFileDialog();
sflg.Filter = "Excel(*.xls)|*.xls|Excel(*.xlsx)|*.xlsx";
sflg.FileName = "采购单细节导入模板表.xls";
if (sflg.ShowDialog() == System.Windows.Forms.DialogResult.Cancel)
{
return;
}
NPOI.SS.UserModel.IWorkbook book = null;
if (sflg.FilterIndex == 1)
{
book = new NPOI.HSSF.UserModel.HSSFWorkbook();
}
NPOI.SS.UserModel.ISheet sheet = book.CreateSheet("采购细节表");
// 添加表头
NPOI.SS.UserModel.IRow row = sheet.CreateRow(0);
NPOI.SS.UserModel.ICell cell = row.CreateCell(0);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
cell.SetCellValue("品名");
#region 医疗器械(这里不用)
//if ((int)this.toolStripComboBox1.ComboBox.SelectedValue == (int)PurchaseDrugTypes.医疗器械)
//{
// cell = row.CreateCell(1);
// cell.SetCellType(NPOI.SS.UserModel.CellType.STRING);
// cell.SetCellValue("型号");
// cell = row.CreateCell(2);
// cell.SetCellType(NPOI.SS.UserModel.CellType.STRING);
// cell.SetCellValue("规格");
// cell = row.CreateCell(3);
// cell.SetCellType(NPOI.SS.UserModel.CellType.STRING);
// cell.SetCellValue("单位");
// cell = row.CreateCell(4);
// cell.SetCellType(NPOI.SS.UserModel.CellType.STRING);
// cell.SetCellValue("生产厂家");
// cell = row.CreateCell(5);
// cell.SetCellType(NPOI.SS.UserModel.CellType.NUMERIC);
// cell.SetCellValue("数量");
// cell = row.CreateCell(6);
// cell.SetCellType(NPOI.SS.UserModel.CellType.NUMERIC);
// cell.SetCellValue("单价");
// cell = row.CreateCell(7);
// cell.SetCellType(NPOI.SS.UserModel.CellType.NUMERIC);
// cell.SetCellValue("税率(%)");
//}
//else
#endregion
{
cell = row.CreateCell(1);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
cell.SetCellValue("剂型");
cell = row.CreateCell(2);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
cell.SetCellValue("规格");
cell = row.CreateCell(3);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
cell.SetCellValue("单位");
cell = row.CreateCell(4);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
cell.SetCellValue("生产厂家");
cell = row.CreateCell(5);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
cell.SetCellValue("产地");
cell = row.CreateCell(6);
cell.SetCellType(NPOI.SS.UserModel.CellType.Numeric);
cell.SetCellValue("数量");
cell = row.CreateCell(7);
cell.SetCellType(NPOI.SS.UserModel.CellType.Numeric);
cell.SetCellValue("单价");
cell = row.CreateCell(8);
cell.SetCellType(NPOI.SS.UserModel.CellType.Numeric);
cell.SetCellValue("税率(%)");
}
// 写入
System.IO.MemoryStream ms = new System.IO.MemoryStream();
book.Write(ms);
book = null;
using (FileStream fs = new FileStream(sflg.FileName, FileMode.Create, FileAccess.Write))
{
byte[] data = ms.ToArray();
fs.Write(data, 0, data.Length);
fs.Flush();
}
ms.Close();
ms.Dispose();
}
private async void executeExportCommand(object obj)
{
IsRunning = true;
await Task.Run(() =>
{
try
{
reader.CheckPermission();
var filePath = Path.Combine(reader.GetFolderPath(), "SmsExport-" + DateTime.Now.ToString("yyyyMMdd-HHmmss") + ".xlsx");
var workbook = new NPOI.XSSF.UserModel.XSSFWorkbook();
var sheet = workbook.CreateSheet("Sheet1");
//第一行
{
var row = sheet.CreateRow(0);
var cColumnInd = 0;
row.CreateCell(cColumnInd).SetCellValue("编号");
cColumnInd++;
row.CreateCell(cColumnInd).SetCellValue("号码");
cColumnInd++;
row.CreateCell(cColumnInd).SetCellValue("时间");
cColumnInd++;
row.CreateCell(cColumnInd).SetCellValue("类型");
cColumnInd++;
row.CreateCell(cColumnInd).SetCellValue("内容");
cColumnInd++;
}
//当前行号
var cRowInd = 1;
var totalCount = reader.GetCount(StartIndex);
var enumerator = reader.GetEnumerator(StartIndex);
var index = 0;
while (enumerator.MoveNext())
{
index++;
var item = enumerator.Current;
var typeStr = "";
switch (item.ItemType)
{
case SmsItem.SmsItemType.Send:
typeStr = "发送";
break;
case SmsItem.SmsItemType.Recv:
typeStr = "接收";
break;
default:
continue;
}
{
var cColumnInd = 0;
var row = sheet.CreateRow(cRowInd);
NPOI.SS.UserModel.ICell cell = null;
cell = row.CreateCell(cColumnInd);
cell.SetCellValue(item.Id);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
cColumnInd++;
cell = row.CreateCell(cColumnInd);
cell.SetCellValue(item.Address);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
cColumnInd++;
cell = row.CreateCell(cColumnInd);
cell.SetCellValue(item.Date.ToString("yyyy-MM-dd HH:mm:ss"));
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
cColumnInd++;
cell = row.CreateCell(cColumnInd);
cell.SetCellValue(typeStr);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
cColumnInd++;
cell = row.CreateCell(cColumnInd);
cell.SetCellValue(item.Body);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
cColumnInd++;
}
cRowInd++;
Progress = index * 1D / totalCount;
Message = $"读取短信[{index} / {totalCount}]中...";
}
Message = $"正在保存到文件...";
using (var stream = File.OpenWrite(filePath))
workbook.Write(stream);
Message = $"已保存到{filePath}";
}
catch (Exception ex)
{
Message = "错误," + ex;
}
});
IsRunning = false;
}
/// <summary>
/// 将excel文件内容读取到DataTable数据表中
/// </summary>
/// <param name="fileName">文件完整路径名</param>
/// <param name="sheetName">指定读取excel工作薄sheet的名称</param>
/// <param name="isFirstRowColumn">第一行是否是DataTable的列名：true=是，false=否</param>
/// <returns>DataTable数据表</returns>
public static DataTable ReadExcelToDataTable(string fileName, string sheetName = null, bool isFirstRowColumn = true)
{
//定义要返回的datatable对象
DataTable data = new DataTable();
//excel工作表
NPOI.SS.UserModel.ISheet sheet = null;
//数据开始行(排除标题行)
int startRow = 0;
try
{
if (!File.Exists(fileName))
{
return(null);
}
//根据指定路径读取文件
FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read);
//根据文件流创建excel数据结构
NPOI.SS.UserModel.IWorkbook workbook = NPOI.SS.UserModel.WorkbookFactory.Create(fs);
//IWorkbook workbook = new HSSFWorkbook(fs);
//如果有指定工作表名称
if (!string.IsNullOrEmpty(sheetName))
{
sheet = workbook.GetSheet(sheetName);
//如果没有找到指定的sheetName对应的sheet，则尝试获取第一个sheet
if (sheet == null)
{
sheet = workbook.GetSheetAt(0);
}
}
else
{
//如果没有指定的sheetName，则尝试获取第一个sheet
sheet = workbook.GetSheetAt(0);
}
if (sheet != null)
{
NPOI.SS.UserModel.IRow firstRow = sheet.GetRow(0);
//一行最后一个cell的编号 即总的列数
int cellCount = firstRow.LastCellNum;
//如果第一行是标题列名
if (isFirstRowColumn)
{
for (int i = firstRow.FirstCellNum; i < cellCount; ++i)
{
NPOI.SS.UserModel.ICell cell = firstRow.GetCell(i);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
if (cell != null)
{
string cellValue = cell.StringCellValue;
if (cellValue != null)
{
DataColumn column = new DataColumn(cellValue);
data.Columns.Add(column);
}
}
}
startRow = sheet.FirstRowNum + 1;
}
else
{
startRow = sheet.FirstRowNum;
}
//最后一列的标号
int rowCount = sheet.LastRowNum;
for (int i = startRow; i <= rowCount; ++i)
{
NPOI.SS.UserModel.IRow row = sheet.GetRow(i);
if (row == null)
{
continue; //没有数据的行默认是null
}
DataRow dataRow = data.NewRow();
for (int j = row.FirstCellNum; j < cellCount; ++j)
{
if (row.GetCell(j) != null) //同理，没有数据的单元格都默认是null
{
dataRow[j] = row.GetCell(j).ToString();
}
}
data.Rows.Add(dataRow);
}
}
return(data);
}
catch (Exception ex)
{
throw ex;
}
}
public String ExportProductsList([FromUri] String id = "")
{
String url = Request.RequestUri.ToString();
String fileUrl = "";
List <Product> productsList = new List <Product>();
if (id.Trim().Length == 0)
{
productsList = getFullList();
fileUrl = url.Replace("api/ExportProductsList/", "templates/");
url = url.Replace("api/ExportProductsList/", "Content/imgs/");
}
else
{
productsList = getFilteredList(id);
fileUrl = url.Replace("api/ExportProductsList/" + id, "templates/");
url = url.Replace("api/ExportProductsList/" + id, "Content/imgs/");
}
String filename = DateTime.Now.ToString("yyyyMMddHHmmss") + "_products.xls";
String filepath = Path.Combine(System.Web.HttpContext.Current.Server.MapPath("~/templates"), filename);
String filepathtemplate = Path.Combine(System.Web.HttpContext.Current.Server.MapPath("~/templates"), "template.xls");
fileUrl = fileUrl + filename;
var fs = new FileStream(filepathtemplate, FileMode.Open, FileAccess.Read);
var templateWorkbook = new HSSFWorkbook(fs, true);
NPOI.SS.UserModel.ISheet sheet = templateWorkbook.GetSheet("ProductsList");
int i = 1;
foreach (Product product in productsList)
{
NPOI.SS.UserModel.IRow dataRow = sheet.GetRow(i);
NPOI.SS.UserModel.ICell cell0 = dataRow.GetCell(0);
cell0.SetCellType(NPOI.SS.UserModel.CellType.String);
cell0.SetCellValue(product.Id);
NPOI.SS.UserModel.ICell cell1 = dataRow.GetCell(1);
cell1.SetCellType(NPOI.SS.UserModel.CellType.String);
cell1.SetCellValue(product.Code);
NPOI.SS.UserModel.ICell cell2 = dataRow.GetCell(2);
cell2.SetCellType(NPOI.SS.UserModel.CellType.String);
cell2.SetCellValue(product.Name);
NPOI.SS.UserModel.ICell cell3 = dataRow.GetCell(3);
cell3.SetCellType(NPOI.SS.UserModel.CellType.String);
var tempURL = "";
if (product.Photo.Trim().Length > 0)
{
tempURL = url + product.Photo;
}
cell3.SetCellValue(tempURL);
NPOI.SS.UserModel.ICell cell4 = dataRow.GetCell(4);
cell4.SetCellType(NPOI.SS.UserModel.CellType.Numeric);
cell4.SetCellValue(product.Price);
NPOI.SS.UserModel.ICell cell5 = dataRow.GetCell(5);
cell5.SetCellType(NPOI.SS.UserModel.CellType.String);
cell5.SetCellValue(product.LastUpdate.ToString("yyyyMMdd HH:mm:ss"));
i += 1;
}
try
{
File.Delete(filepath);
}
catch { }
var memoryStream = new MemoryStream();
templateWorkbook.Write(memoryStream);
Byte[] content = memoryStream.ToArray();
System.IO.File.WriteAllBytes(filepath, content);
return(fileUrl);
}
//
#region 根据批次和书号导出excel
public void ExportExcel(int batchNum, long bookid)
{
//
int rowNum = 0;
string saveFileName = batchNum.ToString() + "_" + bookid.ToString();
string xlsSheetName = "";
///
using (chefuzi_dataEntities myOperating = new chefuzi_dataEntities())//数据库操作
{
#region 要开通那本图书
Child_Book_Study myChild_Book_Study = new Child_Book_Study();
myChild_Book_Study = myOperating.Child_Book_Study.FirstOrDefault(p => p.BookID == bookid);
if (myChild_Book_Study != null)
{
xlsSheetName = myChild_Book_Study.BookName;
saveFileName = myChild_Book_Study.BookName;
}
#endregion
//
if (!String.IsNullOrWhiteSpace(saveFileName))
{
NPOI.HSSF.UserModel.HSSFWorkbook book = new NPOI.HSSF.UserModel.HSSFWorkbook();
NPOI.SS.UserModel.ISheet sheet = book.CreateSheet(xlsSheetName);
// 添加数据
IQueryable <Sys_BookStudy_QRCode> myDataTable = myOperating.Sys_BookStudy_QRCode.Where(p => p.BatchNum == batchNum && p.BookStudyID == bookid);
NPOI.SS.UserModel.IRow row = null;
foreach (Sys_BookStudy_QRCode item in myDataTable)
{
row = sheet.CreateRow(rowNum);
NPOI.SS.UserModel.ICell cell = row.CreateCell(0);
cell.SetCellType(NPOI.SS.UserModel.CellType.String);
cell.SetCellValue(StaticVarClass.QRCodeUrl + "1/" + item.QRCode);
sheet.SetColumnWidth(0, 20000);
rowNum++;
}
#region 导出文件
if (rowNum > 0)
{
// 写入
System.IO.MemoryStream ms = new System.IO.MemoryStream();
book.Write(ms);
book = null;
//
int updateCount = myOperating.Sys_BookStudy_QRCode.Where(p => p.BatchNum == batchNum && p.BookStudyID == bookid && p.PrintStatus == false).Update(q => new Sys_BookStudy_QRCode()
{
PrintStatus = true
});
if (updateCount > 0)
{
EFCachClear.ClearTable("Sys_BookStudy_QRCode");
}
//
Response.ClearHeaders();
Response.Clear();
Response.Expires = 0;
Response.Buffer = true;
Response.AddHeader("Accept-Language", "zh-tw");
//
saveFileName = saveFileName + "_" + batchNum.ToString() + "_" + rowNum + ".xls";
//
Response.AddHeader("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(saveFileName, System.Text.Encoding.UTF8));
Response.ContentType = "application/octet-stream;charset=gbk";
Response.BinaryWrite(ms.ToArray());
ms.Close();
ms.Dispose();
Response.End();
}
else
{
Response.AddHeader("Accept-Language", "zh-tw");
Response.Write("没有任何数据导出，请选择图书和批次。");
Response.End();
}
#endregion
}
}
}