Asp.net实现直接在浏览器预览Word、Excel、PDF、Txt文件（附源码）

1.功能说明

输入文件路径，在浏览器输出文件预览信息，经测试360极速（Chrome）、IE9/10、Firefox通过

2.分类文件及代码说明

DemoFiles 存放可测试文件

Default.aspx 启动页

ExcelPreview.cs Excel预览类

public static void Priview(System.Web.UI.Page p, string inFilePath, string outDirPath = "")

{

Microsoft.Office.Interop.Excel.Application excel = null;

Microsoft.Office.Interop.Excel.Workbook xls = null;

excel = new Microsoft.Office.Interop.Excel.Application();

object missing = Type.Missing;

object trueObject = true;

excel.Visible = false;

excel.DisplayAlerts = false;

string randomName = DateTime.Now.Ticks.ToString(); //output fileName

xls = excel.Workbooks.Open(inFilePath, missing, trueObject, missing,

missing, missing, missing, missing, missing, missing, missing, missing,

missing, missing, missing);

//Save Excel to Html

object format = Microsoft.Office.Interop.Excel.XlFileFormat.xlHtml;

Workbook wsCurrent = xls;//(Workbook)wsEnumerator.Current;

String outputFile = outDirPath + randomName + ".html";

wsCurrent.SaveAs(outputFile, format, missing, missing, missing,

missing, XlSaveAsAccessMode.xlNoChange, missing,

missing, missing, missing, missing);

excel.Quit();

//Open generated Html

Process process = new Process();

process.StartInfo.UseShellExecute = true;

process.StartInfo.FileName = outputFile;

process.Start();

}

4.PDfPreview.cs Pdf预览类