net8:简易的文件磁盘管理操作一(包括文件以及文件夹的编辑创建删除移动拷贝重命名等)
原文发布时间为：2008-08-07 —— 来源于本人的百度文章 [由搬家工具导入]
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.IO;
using System.Text;
public partial class Default4 : System.Web.UI.Page
{
//DropDownList1的AppendDataBoundsItems属性要改成true
string fpath;
FileStream fs;
DirectoryInfo di;
FileInfo fi;
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
if (Request.QueryString["fpath"] == null)
{
fpath = Server.MapPath(".");
Label1.Text = fpath;
TextBox1.Text = fpath;
fill(fpath);
}
else
{
fpath = Server.UrlDecode(Request.QueryString["fpath"]);
Label1.Text = fpath;
TextBox1.Text = fpath;
fill(fpath);
}
}
}
protected void fill(string fpath)
{
TableCell td;
TableRow tr;
Button btn;
tr = new TableRow();
td = new TableCell();
btn = new Button();
btn.Text = "名称";
btn.Width = 200;
btn.Attributes.Add("onClick", "return false");
td.Controls.Add(btn);
tr.Cells.Add(td);
td = new TableCell();
btn = new Button();
btn.Text = "类型";
btn.Width = 60;
btn.Attributes.Add("onClick", "return false");
td.Controls.Add(btn);
tr.Cells.Add(td);
td = new TableCell();
btn = new Button();
btn.Text = "大小";
btn.Width = 80;
btn.Attributes.Add("onClick", "return false");
td.Controls.Add(btn);
tr.Cells.Add(td);
td = new TableCell();
btn = new Button();
btn.Text = "修改日期";
btn.Width = 150;
btn.Attributes.Add("onClick", "return false");
td.Controls.Add(btn);
tr.Cells.Add(td);
td = new TableCell();
btn = new Button();
btn.Text = "操作";
btn.Width = 200;
btn.Attributes.Add("onClick", "return false");
td.Controls.Add(btn);
tr.Cells.Add(td);
Table1.Rows.Add(tr);
string fname;
string fexp;
string fsize;
string ftime;
HyperLink href;
string url;
di = new DirectoryInfo(fpath);
foreach (FileSystemInfo fsi in di.GetFileSystemInfos())
{
if (fsi is FileInfo)
{
FileInfo fi = (FileInfo)fsi;
fname = fi.Name;
if (fi.Extension.Length < 1)
fexp = "";
else
fexp = fi.Extension.Remove(0, 1);
fsize = fi.Length.ToString();
ftime = fi.LastWriteTime.ToString();
}
else
{
di = (DirectoryInfo)fsi;
fname = di.Name;
fexp = "文件夹";
fsize = "";
ftime = di.LastWriteTime.ToString();
}
tr = new TableRow();
td = new TableCell();
td.Controls.Add(new LiteralControl(fname));
tr.Cells.Add(td);
td = new TableCell();
td.Controls.Add(new LiteralControl(fexp));
tr.Cells.Add(td);
td = new TableCell();
td.Controls.Add(new LiteralControl(fsize));
tr.Cells.Add(td);
td = new TableCell();
td.Controls.Add(new LiteralControl(ftime));
tr.Cells.Add(td);
if (fsi is DirectoryInfo)
{
href = new HyperLink();
href.Text = "打开";
url = Server.UrlEncode(fpath);
href.NavigateUrl = "~/Default4.aspx?fpath=" + url + "\\" + fname;
td = new TableCell();
td.Controls.Add(href);
tr.Cells.Add(td);
}
else
{
td = new TableCell();
}
if (fsi is FileInfo)
{
href = new HyperLink();
href.Text = "编辑";
url =Server.UrlEncode(fpath)+ "\\" + fname;
href.NavigateUrl = "~/Default5.aspx?ax=editfile&url="+url+"&fname=" + fname;
td.Controls.Add(href);
}
else
{
href = new HyperLink();
href.Text = "重命名";
url =Server.UrlEncode(fpath)+ "\\" + fname;
href.NavigateUrl = "~/Default5.aspx?ax=editdir&url=" + url + "&fname=" + fname;
td.Controls.Add(href);
}
if (fsi is FileInfo)
{
href = new HyperLink();
href.Text = "删除";
href.Attributes.Add("onClick", "return confirm('一旦删除，无法恢复，回收站也没有')");
url =Server.UrlEncode(fpath)+ "\\" + fname;
href.NavigateUrl = "~/Default5.aspx?ax=deletefile&url=" + url + "&fname=" + fname;
td.Controls.Add(href);
}
else
{
href = new HyperLink();
href.Text = "删除";
href.Attributes.Add("onClick", "return confirm('一旦删除，无法恢复，回收站也没有')");
url =Server.UrlEncode(fpath)+ "\\" + fname;
href.NavigateUrl = "~/Default5.aspx?ax=deletedir&url=" + url + "&fname=" + fname;
td.Controls.Add(href);
}
if (fsi is FileInfo)
{
href = new HyperLink();
href.Text = "移动";
url =Server.UrlEncode(fpath)+ "\\" + fname;
href.NavigateUrl = "~/Default5.aspx?ax=movefile&url=" + url + "&fname=" + fname;
td.Controls.Add(href);
}
else
{
href = new HyperLink();
href.Text = "移动";
url =Server.UrlEncode(fpath)+ "\\" + fname;
href.NavigateUrl = "~/Default5.aspx?ax=movedir&url=" + url + "&fname=" + fname;
td.Controls.Add(href);
}
if (fsi is FileInfo)
{
href = new HyperLink();
href.Text = "拷贝";
url =Server.UrlEncode(fpath)+ "\\" + fname;
href.NavigateUrl = "~/Default5.aspx?ax=copyfile&url=" + url + "&fname=" + fname;
td.Controls.Add(href);
}
else
{
href = new HyperLink();
href.Text = "拷贝";
url =Server.UrlEncode(fpath)+ "\\" + fname;
href.NavigateUrl = "~/Default5.aspx?ax=copydir&url=" + url + "&fname=" + fname;
td.Controls.Add(href);
}
tr.Cells.Add(td);
Table1.Rows.Add(tr);
}
//DropDownList1的AppendDataBoundsItems属性要改成true才能添加静态项
DropDownList1.Items.Clear();
DropDownList1.Items.Add("请选择目标目录");
if (fpath.Length > 4)
{
DropDownList1.Items.Add("返回上级目录");
DropDownList1.DataSource = Directory.GetDirectories(fpath);
DropDownList1.DataBind();
}
else
{
string[] item = Directory.GetLogicalDrives();
for (int i = 0; i < item.Length; i++)
{
DropDownList1.Items.Add(item[i]);
}
DropDownList1.DataSource = Directory.GetDirectories(fpath);
DropDownList1.DataBind();
}
}
protected void Button1_Click(object sender, EventArgs e)
{
fpath = TextBox1.Text;
Label1.Text = fpath;
fill(fpath);
}
protected void DropDownList1_SelectedIndexChanged(object sender, EventArgs e)
{
switch (DropDownList1.SelectedItem.Text)
{
case "请选择目标目录":
break;
case "返回上级目录":
string rootDir = Directory.GetParent(TextBox1.Text).FullName;
fpath = rootDir;
TextBox1.Text = fpath;
Label1.Text = fpath;
fill(fpath);
break;
default:
fpath = DropDownList1.SelectedItem.Text;
TextBox1.Text = fpath;
Label1.Text = fpath;
fill(fpath);
break;
}
}
protected void Button2_Click(object sender, EventArgs e)
{
string newpath = Label1.Text + "\\" + TextBox2.Text;
creatFile(newpath);
fpath = Label1.Text;
fill(fpath);
}
protected void creatFile(string path)
{
try
{
fi=new FileInfo(path);
if (!fi.Exists)
fi.Create();
else
Response.Write("<script>alert('文件已经存在')</script>");
}
catch (Exception ex)
{
Response.Write("<script>alert('" + ex.Message + "')</script>");
}
}
protected void Button3_Click(object sender, EventArgs e)
{
string newpath = Label1.Text + "\\" + TextBox3.Text;
creatDir(newpath);
fpath = Label1.Text;
fill(fpath);
}
protected void creatDir(string path)
{
try
{
di = new DirectoryInfo(path);
if (!di.Exists)
di.Create();
else
Response.Write("<script>alert('文件夹已经存在')</script>");
}
catch (Exception ex)
{
Response.Write("<script>alert('" + ex.Message + "')</script>");
}
}
}
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