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代码
using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.IO;
using System.Text;

namespace Web
{
    
public partial class excel : System.Web.UI.Page
    {
        
protected void Page_Load(object sender, EventArgs e)
        {

        }

        
/// <summary>
        
/// Get Image's Code In Base64 Code Format.
        
/// </summary>
        
/// <param name="path"></param>
        
/// <param name="strCode"></param>
        
/// <returns></returns>
        private static string GetImageCodeInBase64(string path)
        {
            
string strImgCodeInBase64 = "";
            FileStream file;
            
byte[] base64buffer;          //开辟缓冲区
            
// 打开图片文件,利用该图片构造一个文件流
            file = new FileStream(path, FileMode.Open);

            base64buffer 
= new byte[(int)file.Length];
            BinaryReader br 
= new BinaryReader(file, Encoding.UTF8);
            br.Read(base64buffer, 
0, (int)file.Length);

            strImgCodeInBase64 
= Convert.ToBase64String(base64buffer);
            
return strImgCodeInBase64;
        }

        
protected void Button1_Click(object sender, EventArgs e)
        {
            StringBuilder sb 
= new StringBuilder();
            sb.Append(
"MIME-Version: 1.0\r\n");
            sb.Append(
"X-Document-Type: Worksheet\r\n");
            sb.Append(
"Content-Type: multipart/related; boundary=\"----=mtrSystem\"\r\n\r\n\r\n");
            sb.Append(
"------=mtrSystem\r\n");
            sb.Append(
"Content-Type: text/html; charset=\"utf-8\"\r\n");
            sb.Append(
"<html xmlns:o=3D\"urn:schemas-microsoft-com:office:office\"\r\n");
            sb.Append(
"xmlns:x=3D\"urn:schemas-microsoft-com:office:excel\">\r\n\r\n\r\n");

            sb.Append(
"<head></head><body>\r\n");
            sb.Append(
"<table border=\"1\"  width=3D\"600\"><tr height=3D\"51\"><td><img src=\"cid:baiduimg\"></td><td><img src=\"cid:cnblogsimg\" width=3D\"200\"></td><td>dfasdfasdf</td></tr><tr height=3D\"51\"><td></td><td></td></table>\r\n");
            sb.Append(
"</body></html>\r\n\r\n");

            sb.Append(
"------=mtrSystem\r\n");
            sb.Append(
"Content-ID: baiduimg\r\n");
            sb.Append(
"Content-Transfer-Encoding: base64\r\n");
            sb.Append(
"Content-Type: image/jpeg\r\n\r\n");
            sb.Append(GetImageCodeInBase64(Server.MapPath(
"./logo-yy.gif")) + "\r\n\r\n\r\n\r\n");

            sb.Append(
"------=mtrSystem\r\n");
            sb.Append(
"Content-ID: cnblogsimg\r\n");
            sb.Append(
"Content-Transfer-Encoding: base64\r\n");
            sb.Append(
"Content-Type: image/png\r\n\r\n");
            sb.Append(GetImageCodeInBase64(Server.MapPath(
"./MIME_XLS.png")) + "\r\n\r\n\r\n");

            sb.Append(
"------=mtrSystem--\r\n");

            Response.ContentType 
= "application/vnd.ms-excel";
            Response.Charset 
= "utf-8";
            Response.ContentEncoding 
= System.Text.Encoding.UTF8;
            
string name = HttpUtility.UrlEncode(DateTime.Now.ToString("yyyyMMddhhmmssss"), System.Text.Encoding.UTF8);
            Response.AppendHeader(
"Content-Disposition""inline;filename=" + name + ".xls");
            Response.Write(sb.ToString());
            Response.End();


        }
    }
}

 

posted on 2010-08-09 16:57  啊峰  阅读(453)  评论(0编辑  收藏  举报