.net下软件的自动升级--上传
代码如下:
UpLoad.aspx.cs
using System; using System.Collections; using System.ComponentModel; using System.Data; using System.Drawing; using System.Web; using System.Web.SessionState; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.HtmlControls; using System.IO;
namespace UpLoadNote { /// <summary> /// WebForm1 的摘要说明。 /// </summary> public class UpLoad : System.Web.UI.Page { protected System.Web.UI.WebControls.Label fname; protected System.Web.UI.WebControls.Label fenc; protected System.Web.UI.WebControls.Label fsize; protected System.Web.UI.WebControls.Label LabelError; protected System.Web.UI.HtmlControls.HtmlInputFile myFile; protected System.Web.UI.HtmlControls.HtmlInputButton Button1; private void Page_Load(object sender, System.EventArgs e) { // 在此处放置用户代码以初始化页面 if(LabelError.Text != "") { LabelError.Text = ""; } } #region Web 窗体设计器生成的代码 override protected void OnInit(EventArgs e) { // // CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。 // InitializeComponent(); base.OnInit(e); } /// <summary> /// 设计器支持所需的方法 - 不要使用代码编辑器修改 /// 此方法的内容。 /// </summary> private void InitializeComponent() { this.Button1.ServerClick += new System.EventHandler(this.Button1_ServerClick); this.Load += new System.EventHandler(this.Page_Load);
} #endregion
private void Button1_ServerClick(object sender, System.EventArgs e) { //检查上传文件不为空 if(myFile.PostedFile.FileName !="") { string FullName = myFile.PostedFile.FileName; //得到这个文件的相关属性:文件名,文件类型,文件大小 this.fname.Text = myFile.PostedFile.FileName; this.fenc.Text = myFile.PostedFile.ContentType; this.fsize.Text = myFile.PostedFile.ContentLength.ToString() + “ bytes“;
//取得文件名(抱括路径)里最后一个"\"的索引 int j = FullName.LastIndexOf("\\"); //取得文件名 string SimpleName = FullName.Substring(j);
//保存文件到你所要的目录,这里是IIS根目录下的UpLoadNote目录.你可以改变. //用Server.MapPath()取当前文件的绝对目录.在asp.net里"\"为转义字符,必须用"\\"代替 string FilePath = Server.MapPath("\\UpLoadNote"); //myFile.PostedFile.SaveAs("D:\\test\\aa.doc"); myFile.PostedFile.SaveAs(FilePath + SimpleName); // Response.Write(Server.MachineName); } else { LabelError.Text = "请选择要上传的文件!"; } } } } <%@ Page language="c#" debug="true" Codebehind="UpLoad.aspx.cs" AutoEventWireup="false" Inherits="UpLoadNote.UpLoad" %>
<%@ Page language="c#" debug="true" Codebehind="UpLoad.aspx.cs" AutoEventWireup="false" Inherits="UpLoadNote.UpLoad" %> <%@ Page language="c#" debug="true" Codebehind="UpLoad.aspx.cs" AutoEventWireup="false" Inherits="UpLoadNote.UpLoad" %> <%@ Page language="c#" debug="true" Codebehind="UpLoad.aspx.cs" AutoEventWireup="false" Inherits="UpLoadNote.UpLoad" %> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" > <HTML> <HEAD> <title>文件上传</title> <meta content="Microsoft Visual Studio .NET 7.1" name="GENERATOR"> <meta content="C#" name="CODE_LANGUAGE"> <meta content="JavaScript" name="vs_defaultClientScript"> <meta content="http://schemas.microsoft.com/intellisense/ie5" name="vs_targetSchema"> </HEAD> <body MS_POSITIONING="GridLayout"> <form id="uploderform" action="Upload.aspx" method="post" runat="server"> <table cellSpacing="2" cellPadding="2" align="center" border="1" width="580" height="400"> <tr> <td><asp:Label ID="LabelError" Runat="server"></asp:Label> </td> </tr> <tr> <td> <table width="564"> <tr> <td>选择要上传的文件:</td> </tr> <tr> <td><input id="myFile" type="file" name="myFile" runat="server" style="WIDTH: 480px; HEIGHT: 22px" size="60"> </td> </tr> <tr> <td><input id="Button1" type="button" value="上 传" name="Button1" runat="server"></td> </tr> </table> <br> <table width="564"> <tr> <td width="200"><b>文件资料</b></td> <td> </td> </tr> <tr> <td>文件名 :</td> <td><asp:label id="fname" runat="server" text=""></asp:label></td> </tr> <tr> <td>文件类型 :</td> <td><asp:label id="fenc" runat="server"></asp:label></td> </tr> <tr> <td>文件大小 :</td> <td><asp:label id="fsize" runat="server"></asp:label></td> </tr> </table> </td> </tr> </table> </form> </body> </HTML>
2004年11月5日9:28:02 
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