datatable Image导出EXCEL
public void Bind(System.Data.DataTable dt)
{
if (dt == null)
{
return;
}
else
{
#region 操作excel
Excel.Workbook xlWorkBook;
Excel.Worksheet xlWorkSheet;
xlWorkBook = new Excel.Application().Workbooks.Add(Type.Missing);
xlWorkBook.Application.Visible = false;
xlWorkSheet = (Excel.Worksheet)xlWorkBook.Sheets[1];
#endregion
//设置标题
int rowIndex = 1; //行
int columnIndex = 0; //列
//将DataTable的列名导入Excel表第一行
foreach (DataColumn dc in dt.Columns)
{
columnIndex++;
xlWorkSheet.Cells[rowIndex, columnIndex] = dc.ColumnName;
//定义标头的宽度
((Excel.Range)xlWorkSheet.Cells[columnIndex, 11]).ColumnWidth = 10;
((Excel.Range)xlWorkSheet.Cells[columnIndex, 12]).ColumnWidth = 10;
((Excel.Range)xlWorkSheet.Cells[columnIndex, 15]).ColumnWidth = 10;
((Excel.Range)xlWorkSheet.Cells[columnIndex, 23]).ColumnWidth = 15;
}
//将DataTable中的数据导入Excel中
for (int i = 0; i < dt.Rows.Count; i++)
{
rowIndex++;
xlWorkSheet.Cells[rowIndex, 1] = dt.Rows[i]["uid"].ToString();
xlWorkSheet.Cells[rowIndex, 2] = dt.Rows[i]["FRID"].ToString();
xlWorkSheet.Cells[rowIndex, 3] = dt.Rows[i]["name"].ToString();
xlWorkSheet.Cells[rowIndex, 4] = dt.Rows[i]["Age"].ToString();
xlWorkSheet.Cells[rowIndex, 5] = dt.Rows[i]["Address"].ToString();
xlWorkSheet.Cells[rowIndex, 6] = dt.Rows[i]["Aliases"].ToString();
xlWorkSheet.Cells[rowIndex, 7] = dt.Rows[i]["CrimeName"].ToString();
xlWorkSheet.Cells[rowIndex, 8] = dt.Rows[i]["Diploma"].ToString();
xlWorkSheet.Cells[rowIndex, 9] = dt.Rows[i]["Nation"].ToString();
xlWorkSheet.Cells[rowIndex, 10] = dt.Rows[i]["ImprisonTerm"].ToString();
xlWorkSheet.Cells[rowIndex, 11] = Convert.ToDateTime(dt.Rows[i]["StartImprison"].ToString()).ToString("yyyy-MM-dd");
xlWorkSheet.Cells[rowIndex, 12] = Convert.ToDateTime(dt.Rows[i]["StopImprison"].ToString()).ToString("yyyy-MM-dd");
xlWorkSheet.Cells[rowIndex, 13] = dt.Rows[i]["PreMetier"].ToString();
xlWorkSheet.Cells[rowIndex, 14] = dt.Rows[i]["Wedlock"].ToString();
xlWorkSheet.Cells[rowIndex, 15] = Convert.ToDateTime(dt.Rows[i]["EnterPrisonTime"].ToString()).ToString("yyyy-MM-dd");
xlWorkSheet.Cells[rowIndex, 16] = dt.Rows[i]["DelictTime"].ToString();
xlWorkSheet.Cells[rowIndex, 17] = dt.Rows[i]["NativePlace"].ToString();
xlWorkSheet.Cells[rowIndex, 18] = dt.Rows[i]["Religion"].ToString();
xlWorkSheet.Cells[rowIndex, 19] = dt.Rows[i]["RewardAndPunish"].ToString();
xlWorkSheet.Cells[rowIndex, 20] = dt.Rows[i]["Commute"].ToString();
xlWorkSheet.Cells[rowIndex, 21] = dt.Rows[i]["BodyStatus"].ToString();
xlWorkSheet.Cells[rowIndex, 22] = dt.Rows[i]["LinkMan"].ToString();
xlWorkSheet.Cells[rowIndex, 23] = dt.Rows[i]["ContactTel"].ToString();
//
string filename = Server.MapPath("1.gif");
if (dt.Rows[i]["Photo"] == DBNull.Value)
{
xlWorkSheet.Cells[rowIndex, 24] = "暂无图片！";
}
else
{
byte[] filedata = (byte[])dt.Rows[i]["Photo"];
System.IO.MemoryStream ms = new System.IO.MemoryStream(filedata);
System.Drawing.Image img = System.Drawing.Image.FromStream(ms);
img.Save(filename);
//int rangeindex = 16 * i + 8;
//string rangename = "D" + rangeindex;
//Excel.Range range = xlWorkSheet.get_Range("A8", Type.Missing);
//range.Select();
Excel.Pictures pict = (Excel.Pictures)xlWorkSheet.Pictures(Type.Missing);
pict.Insert(filename, Type.Missing);
// xlWorkSheet.Cells[rowIndex, 24];
}
xlWorkSheet.Cells[rowIndex, 25] = dt.Rows[i]["AdminID"].ToString();
xlWorkSheet.Cells[rowIndex, 26] = dt.Rows[i]["AssessmentID"].ToString();
xlWorkSheet.Cells[rowIndex, 27] = dt.Rows[i]["PersonnelID"].ToString();
}
#region 保存excel文件
string filePath = Server.MapPath("ReadExcel") + "" + System.DateTime.Now.ToString().Replace(":", "") + "导出.xls";
xlWorkBook.SaveAs(filePath, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Excel.XlSaveAsAccessMode.xlNoChange, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value);
xlWorkBook.Application.Quit();
xlWorkSheet = null;
xlWorkBook = null;
GC.Collect();
System.GC.WaitForPendingFinalizers();
#endregion
#region 导出到客户端
Response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312");
Response.AppendHeader("content-disposition", "attachment;filename=" + System.Web.HttpUtility.UrlEncode("导出", System.Text.Encoding.UTF8) + ".xls");
Response.ContentType = "Application/excel";
Response.WriteFile(filePath);
Response.End();
#endregion
//结束进程
EndExcel("EXCEL");
}
}
这样导出是可以。但是图片我想吧固定大小，放到固定的位置。求方法。求代码。
搞了1天了，都没弄出来。郁闷。
[解决办法]
你可以查看
http://blog.csdn.net/net_lover/article/details/1702797
里面有参数的说明
[解决办法]
http://blog.csdn.net/bkq421511585/article/details/7319783
里面有参数和代码的说明
