asp.net 4.5 练习~test14-1 对磁盘操作

webform1.aspx

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="test14_1.WebForm1" %>

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
    <title></title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <asp:TreeView ID="TreeView1" runat="server" ImageSet="XPFileExplorer" NodeIndent="15">
            <HoverNodeStyle Font-Underline="True" ForeColor="#6666AA" />
            <NodeStyle Font-Names="Tahoma" Font-Size="8pt" ForeColor="Black" HorizontalPadding="2px" NodeSpacing="0px" VerticalPadding="2px" />
            <ParentNodeStyle Font-Bold="False" />
            <SelectedNodeStyle BackColor="#B5B5B5" Font-Underline="False" HorizontalPadding="0px" VerticalPadding="0px" />
        </asp:TreeView>
    </div>
    </form>
</body>
</html>

webform1.aspx.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

namespace test14_1
{
    public partial class WebForm1 : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                DriveInfo[] allDrives = DriveInfo.GetDrives();
                foreach (DriveInfo drive in allDrives)
                {
                    if (drive.IsReady == true)
                    {
                        TreeNode node = new TreeNode();
                        node.Value = drive.Name;
                        TreeView1.Nodes.Add(node);

                        TreeNode childNode1 = new TreeNode();
                        childNode1.Value = "驱动器的卷标：" + drive.VolumeLabel;
                        node.ChildNodes.Add(childNode1);

                        TreeNode childNode2 = new TreeNode();
                        childNode2.Value = "驱动器类型：" + drive.DriveType;
                        node.ChildNodes.Add(childNode2);

                        TreeNode childNode3 = new TreeNode();
                        childNode3.Value = "文件系统：" + drive.DriveFormat;
                        node.ChildNodes.Add(childNode3);

                        TreeNode childNode4 = new TreeNode();
                        childNode4.Value = "可用空间：" + (drive.AvailableFreeSpace / (1024 * 1024 * 1024)) + "Gb";
                        node.ChildNodes.Add(childNode4);

                        TreeNode childNode5 = new TreeNode();
                        childNode5.Value = "空闲空间：" + (drive.TotalFreeSpace / (1024 * 1024 * 1024)) + "Gb";
                        node.ChildNodes.Add(childNode5);

                        TreeNode childNode6 = new TreeNode();
                        childNode6.Value = "空间总量：" + (drive.TotalSize / (1024 * 1024 * 1024)) + "Gb";
                        node.ChildNodes.Add(childNode6);

                    }
                    else
                    {
                        TreeNode nodeNotUse = new TreeNode();
                        nodeNotUse.Value = drive.Name + "(驱动器没有准备好)";
                        TreeView1.Nodes.Add(nodeNotUse);
                    }
                }
            }
        }
    }
}

asp.net 4.5 练习~test14-1 对磁盘操作

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