在做.NET项目时,经常会遇到要导出文件的问题,如将DataGrid中的数据导出到word、excel文件等。
下面是自己写的一个.net导出文件操作类,现把代码贴出来,以供参考,如有不当之处望予指正!
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
1
using System;
2
using System.Web;
3
namespace FLX.ComplexQuery
4
{
5
/// <summary>
7
/// 导出报表数据存入word或execl文件
9
/// </summary>
10
public class ExportData
11
{
12
#region 构造函数
13
public ExportData()
14
{
15
//
16
// TODO: 在此处添加构造函数逻辑
17
//
18
}
19
#endregion
20![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
21
#region 导出页面或web控件方法
22
/// <summary>
23
/// 将Web控件或页面信息导出(不带文件名参数)
24
/// </summary>
25
/// <param name="source">控件实例</param>
26
/// <param name="DocumentType">导出类型:Excel或Word</param>
27
public void ExportControl(System.Web.UI.Control source, string DocumentType)
28
{
29
//设置Http的头信息,编码格式
30
if (DocumentType == "Excel")
31
{
32
//Excel
33
HttpContext.Current.Response.AppendHeader("Content-Disposition","attachment;filename="+ HttpUtility.UrlEncode("下载文件.xls",System.Text.Encoding.UTF8));
34
HttpContext.Current.Response.ContentType = "application/ms-excel";
35
}
36![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
37
else if (DocumentType == "Word")
38
{
39
//Word
40
HttpContext.Current.Response.AppendHeader("Content-Disposition","attachment;filename="+ HttpUtility.UrlEncode("下载文件.doc",System.Text.Encoding.UTF8));
41
HttpContext.Current.Response.ContentType = "application/ms-word";
42
}
43![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
44
HttpContext.Current.Response.Charset = "UTF-8";
45
HttpContext.Current.Response.ContentEncoding = System.Text.Encoding.UTF8;
46![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
47
//关闭控件的视图状态
48
source.Page.EnableViewState =false;
49![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
50
//初始化HtmlWriter
51
System.IO.StringWriter writer = new System.IO.StringWriter() ;
52
System.Web.UI.HtmlTextWriter htmlWriter = new System.Web.UI.HtmlTextWriter(writer);
53
source.RenderControl(htmlWriter);
54![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
55
//输出
56
HttpContext.Current.Response.Write(writer.ToString());
57
HttpContext.Current.Response.End();
58
}
59![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
60
/// <summary>
61
/// 将Web控件或页面信息导出(带文件名参数)
62
/// </summary>
63
/// <param name="source">控件实例</param>
64
/// <param name="DocumentType">导出类型:Excel或Word</param>
65
/// <param name="filename">保存文件名</param>
66
public void ExportControl(System.Web.UI.Control source, string DocumentType, string filename)
67
{
68
//设置Http的头信息,编码格式
69
if (DocumentType == "Excel")
70
{
71
//Excel
72
HttpContext.Current.Response.AppendHeader("Content-Disposition","attachment;filename="+ HttpUtility.UrlEncode(filename+".xls",System.Text.Encoding.UTF8));
73
HttpContext.Current.Response.ContentType = "application/ms-excel";
74
}
75![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
76
else if (DocumentType == "Word")
77
{
78
//Word
79
HttpContext.Current.Response.AppendHeader("Content-Disposition","attachment;filename="+ HttpUtility.UrlEncode(filename+".doc",System.Text.Encoding.UTF8));
80
HttpContext.Current.Response.ContentType = "application/ms-word";
81
}
82![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
83
HttpContext.Current.Response.Charset = "UTF-8";
84
HttpContext.Current.Response.ContentEncoding = System.Text.Encoding.UTF8;
85![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
86
//关闭控件的视图状态
87
source.Page.EnableViewState =false;
88![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
89
//初始化HtmlWriter
90
System.IO.StringWriter writer = new System.IO.StringWriter() ;
91
System.Web.UI.HtmlTextWriter htmlWriter = new System.Web.UI.HtmlTextWriter(writer);
92
source.RenderControl(htmlWriter);
93![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
94
//输出
95
HttpContext.Current.Response.Write(writer.ToString());
96
HttpContext.Current.Response.End();
97
}
98
#endregion
99![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
100
#region 调用说明
101
//方法ExportControl(System.Web.UI.Control source, string DocumentType,string filename)中
102
//第一个参数source表示导出的页面或控件名,当为datagrid或dataList控件时,在导出Excel/word文件时,必须把控件的分页、排序等属性去除并重新绑定,
103
//第二个参数DocumentType表示导出的文件类型word或excel
104
//第三个参数filename表示需要导出的文件所取的文件名
105
//调用方法:
106
//ExportData export=new ExportData();
107
//export.ExportControl(this, "Word","testfilename");//当为this时表示当前页面
108
//这是将整个页面导出为Word,并命名为testfilename
109
#endregion
110
}
111
}
112![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
说明一下,类中的HttpContext.Current.Response.ContentType表示要导出文件的类型,
下面是对Response.ContentType类型的汇总
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
在ASP.NET中使用Response.ContentType="类型名";来确定输出格式
'ez' => 'application/andrew-inset',
'hqx' => 'application/mac-binhex40',
'cpt' => 'application/mac-compactpro',
'doc' => 'application/msword',
'bin' => 'application/octet-stream',
'dms' => 'application/octet-stream',
'lha' => 'application/octet-stream',
'lzh' => 'application/octet-stream',
'exe' => 'application/octet-stream',
'class' => 'application/octet-stream',
'so' => 'application/octet-stream',
'dll' => 'application/octet-stream',
'oda' => 'application/oda',
'pdf' => 'application/pdf',
'ai' => 'application/postscript',
'eps' => 'application/postscript',
'ps' => 'application/postscript',
'smi' => 'application/smil',
'smil' => 'application/smil',
'mif' => 'application/vnd.mif',
'xls' => 'application/vnd.ms-excel',
'ppt' => 'application/vnd.ms-powerpoint',
'wbxml' => 'application/vnd.wap.wbxml',
'wmlc' => 'application/vnd.wap.wmlc',
'wmlsc' => 'application/vnd.wap.wmlscriptc',
'bcpio' => 'application/x-bcpio',
'vcd' => 'application/x-cdlink',
'pgn' => 'application/x-chess-pgn',
'cpio' => 'application/x-cpio',
'csh' => 'application/x-csh',
'dcr' => 'application/x-director',
'dir' => 'application/x-director',
'dxr' => 'application/x-director',
'dvi' => 'application/x-dvi',
'spl' => 'application/x-futuresplash',
'gtar' => 'application/x-gtar',
'hdf' => 'application/x-hdf',
'js' => 'application/x-javascript',
'skp' => 'application/x-koan',
'skd' => 'application/x-koan',
'skt' => 'application/x-koan',
'skm' => 'application/x-koan',
'latex' => 'application/x-latex',
'nc' => 'application/x-netcdf',
'cdf' => 'application/x-netcdf',
'sh' => 'application/x-sh',
'shar' => 'application/x-shar',
'swf' => 'application/x-shockwave-flash',
'sit' => 'application/x-stuffit',
'sv4cpio' => 'application/x-sv4cpio',
'sv4crc' => 'application/x-sv4crc',
'tar' => 'application/x-tar',
'tcl' => 'application/x-tcl',
'tex' => 'application/x-tex',
'texinfo' => 'application/x-texinfo',
'texi' => 'application/x-texinfo',
't' => 'application/x-troff',
'tr' => 'application/x-troff',
'roff' => 'application/x-troff',
'man' => 'application/x-troff-man',
'me' => 'application/x-troff-me',
'ms' => 'application/x-troff-ms',
'ustar' => 'application/x-ustar',
'src' => 'application/x-wais-source',
'xhtml' => 'application/xhtml+xml',
'xht' => 'application/xhtml+xml',
'zip' => 'application/zip',
'au' => 'audio/basic',
'snd' => 'audio/basic',
'mid' => 'audio/midi',
'midi' => 'audio/midi',
'kar' => 'audio/midi',
'mpga' => 'audio/mpeg',
'mp2' => 'audio/mpeg',
'mp3' => 'audio/mpeg',
'aif' => 'audio/x-aiff',
'aiff' => 'audio/x-aiff',
'aifc' => 'audio/x-aiff',
'm3u' => 'audio/x-mpegurl',
'ram' => 'audio/x-pn-realaudio',
'rm' => 'audio/x-pn-realaudio',
'rpm' => 'audio/x-pn-realaudio-plugin',
'ra' => 'audio/x-realaudio',
'wav' => 'audio/x-wav',
'pdb' => 'chemical/x-pdb',
'xyz' => 'chemical/x-xyz',
'bmp' => 'image/bmp',
'gif' => 'image/gif',
'ief' => 'image/ief',
'jpeg' => 'image/jpeg',
'jpg' => 'image/jpeg',
'jpe' => 'image/jpeg',
'png' => 'image/png',
'tiff' => 'image/tiff',
'tif' => 'image/tiff',
'djvu' => 'image/vnd.djvu',
'djv' => 'image/vnd.djvu',
'wbmp' => 'image/vnd.wap.wbmp',
'ras' => 'image/x-cmu-raster',
'pnm' => 'image/x-portable-anymap',
'pbm' => 'image/x-portable-bitmap',
'pgm' => 'image/x-portable-graymap',
'ppm' => 'image/x-portable-pixmap',
'rgb' => 'image/x-rgb',
'xbm' => 'image/x-xbitmap',
'xpm' => 'image/x-xpixmap',
'xwd' => 'image/x-xwindowdump',
'igs' => 'model/iges',
'iges' => 'model/iges',
'msh' => 'model/mesh',
'mesh' => 'model/mesh',
'silo' => 'model/mesh',
'wrl' => 'model/vrml',
'vrml' => 'model/vrml',
'css' => 'text/css',
'html' => 'text/html',
'htm' => 'text/html',
'asc' => 'text/plain',
'txt' => 'text/plain',
'rtx' => 'text/richtext',
'rtf' => 'text/rtf',
'sgml' => 'text/sgml',
'sgm' => 'text/sgml',
'tsv' => 'text/tab-separated-values',
'wml' => 'text/vnd.wap.wml',
'wmls' => 'text/vnd.wap.wmlscript',
'etx' => 'text/x-setext',
'xsl' => 'text/xml',
'xml' => 'text/xml',
'mpeg' => 'video/mpeg',
'mpg' => 'video/mpeg',
'mpe' => 'video/mpeg',
'qt' => 'video/quicktime',
'mov' => 'video/quicktime',
'mxu' => 'video/vnd.mpegurl',
'avi' => 'video/x-msvideo',
'movie' => 'video/x-sgi-movie',
'ice' => 'x-conference/x-cooltalk'