直接在线预览Word、Excel、TXT文件之ASP.NET
具体实现过程不多说了，直接贴代码了。
usingSystem;
usingSystem.Collections.Generic;
usingSystem.Linq;
usingSystem.Web;
usingSystem.Web.Mvc;
usingMicrosoft.Office.Interop.Excel;
usingSystem.Diagnostics;
usingSystem.IO;
usingMicrosoft.Office.Interop.Word;
namespaceSuya.Web.Apps.Areas.PMP.Controllers
{
///<summary>
///在线预览Office文件
///</summary>
publicclassOfficeViewController:Controller
{
#regionIndex页面
///<summary>
///Index页面
///</summary>
///<paramname="url">例：/uploads/......XXX.xls</param>
publicActionResultIndex(stringurl)
{
stringphysicalPath=Server.MapPath(Server.UrlDecode(url));
stringextension=Path.GetExtension(physicalPath);
stringhtmlUrl="";
switch(extension.ToLower())
{
case".xls":
case".xlsx":
htmlUrl=PreviewExcel(physicalPath,url);
break;
case".doc":
case".docx":
htmlUrl=PreviewWord(physicalPath,url);
break;
case".txt":
htmlUrl=PreviewTxt(physicalPath,url);
break;
case".pdf":
htmlUrl=PreviewPdf(physicalPath,url);
break;
}
returnRedirect(Url.Content(htmlUrl));
}
#endregion
#region预览Excel
///<summary>
///预览Excel
///</summary>
publicstringPreviewExcel(stringphysicalPath,stringurl)
{
Microsoft.Office.Interop.Excel.Applicationapplication=null;
Microsoft.Office.Interop.Excel.Workbookworkbook=null;
application=newMicrosoft.Office.Interop.Excel.Application();
objectmissing=Type.Missing;
objecttrueObject=true;
application.Visible=false;
application.DisplayAlerts=false;
workbook=application.Workbooks.Open(physicalPath,missing,trueObject,missing,missing,missing,
missing,missing,missing,missing,missing,missing,missing,missing,missing);
//SaveExceltoHtml
objectformat=Microsoft.Office.Interop.Excel.XlFileFormat.xlHtml;
stringhtmlName=Path.GetFileNameWithoutExtension(physicalPath)+".html";
StringoutputFile=Path.GetDirectoryName(physicalPath)+"\\"+htmlName;
workbook.SaveAs(outputFile,format,missing,missing,missing,
missing,XlSaveAsAccessMode.xlNoChange,missing,
missing,missing,missing,missing);
workbook.Close();
application.Quit();
returnPath.GetDirectoryName(Server.UrlDecode(url))+"\\"+htmlName;
}
#endregion
#region预览Word
///<summary>
///预览Word
///</summary>
publicstringPreviewWord(stringphysicalPath,stringurl)
{
Microsoft.Office.Interop.Word._Applicationapplication=null;
Microsoft.Office.Interop.Word._Documentdoc=null;
application=newMicrosoft.Office.Interop.Word.Application();
objectmissing=Type.Missing;
objecttrueObject=true;
application.Visible=false;
application.DisplayAlerts=WdAlertLevel.wdAlertsNone;
doc=application.Documents.Open(physicalPath,missing,trueObject,missing,missing,missing,
missing,missing,missing,missing,missing,missing,missing,missing,missing,missing);
//SaveExceltoHtml
objectformat=Microsoft.Office.Interop.Word.WdSaveFormat.wdFormatHTML;
stringhtmlName=Path.GetFileNameWithoutExtension(physicalPath)+".html";
StringoutputFile=Path.GetDirectoryName(physicalPath)+"\\"+htmlName;
doc.SaveAs(outputFile,format,missing,missing,missing,
missing,XlSaveAsAccessMode.xlNoChange,missing,
missing,missing,missing,missing);
doc.Close();
application.Quit();
returnPath.GetDirectoryName(Server.UrlDecode(url))+"\\"+htmlName;
}
#endregion
#region预览Txt
///<summary>
///预览Txt
///</summary>
publicstringPreviewTxt(stringphysicalPath,stringurl)
{
returnServer.UrlDecode(url);
}
#endregion
#region预览Pdf
///<summary>
///预览Pdf
///</summary>
publicstringPreviewPdf(stringphysicalPath,stringurl)
{
returnServer.UrlDecode(url);
}
#endregion
}
}
以上就是针对直接在线预览word、excel、text、pdf文件的全部内容，希望大家喜欢。