ASP.NET实现word文档在线预览功能代码

　　using System;

　　using System.Collections;

　　using System.Configuration;

　　using System.Data;

　　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 Word = Microsoft.Office.Interop.Word;

　　public partial class test : System.Web.UI.Page

　　{

　　protected void Page_Load(object sender, EventArgs e)

　　{

　　WordToHtml("d:\\yijian.doc");

　　}

　　/// <summary>

　　/// word转成html

　　/// </summary>

　　/// <param name="wordFileName"></param>

　　private string WordToHtml(object wordFileName)

　　{

　　//在此处放置用户代码以初始化页面

　　Word.ApplicationClass word = new Word.ApplicationClass();

　　Type wordType = word.GetType();

　　Word.Documents docs = word.Documents;

　　//打开文件

　　Type docsType = docs.GetType();

　　Word.Document doc = (Word.Document)docsType.InvokeMember("Open", System.Reflection.BindingFlags.InvokeMethod, null, docs, new Object[] { wordFileName, true, true });

　　//转换格式，另存为

　　Type docType = doc.GetType();

　　string wordSaveFileName = wordFileName.ToString();

　　string strSaveFileName = wordSaveFileName.Substring(0, wordSaveFileName.Length - 3) + "html";

　　object saveFileName = (object)strSaveFileName;

　　docType.InvokeMember("SaveAs", System.Reflection.BindingFlags.InvokeMethod, null, doc, new object[] { saveFileName, Word.WdSaveFormat.wdFormatFilteredHTML });

　　docType.InvokeMember("Close", System.Reflection.BindingFlags.InvokeMethod, null, doc, null);

　　//退出 Word

　　wordType.InvokeMember("Quit", System.Reflection.BindingFlags.InvokeMethod, null, word, null);

　　return saveFileName.ToString();

　　}

　　}