C# 获取网络中计算机的磁盘总容量、可用磁盘空间、剩余空间

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

using System.Runtime.InteropServices;
namespace Ex14_11
{
    public partial class Form1 : Form
    {
        public Form1（）
        {
            InitializeComponent（）;
        }

        [DllImport（“kernel32.dll“ EntryPoint = “GetDiskFreeSpaceEx“）]
        public static extern int GetDiskFreeSpaceEx（string lpDirectoryName out long lpFreeBytesAvailable out long lpTotalNumberOfBytes out long lpTotalNumberOfFreeBytes）;
        private void button1_Click（object sender EventArgs e）
        {
            if （this.folderBrowserDialog1.ShowDialog（） == DialogResult.OK）
            {
                long f

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2010-04-06 13:10  Ex14_11\
     目录           0  2010-04-06 13:10  Ex14_11\Ex14_11\
     文件         910  2007-07-11 11:34  Ex14_11\Ex14_11.sln
     文件       13312  2007-07-11 11:34  Ex14_11\Ex14_11.suo
     目录           0  2010-04-06 13:10  Ex14_11\Ex14_11\bin\
     目录           0  2010-04-06 13:10  Ex14_11\Ex14_11\bin\Debug\
     文件       20480  2007-07-11 11:34  Ex14_11\Ex14_11\bin\Debug\Ex14_11.exe
     文件       26112  2007-07-11 11:34  Ex14_11\Ex14_11\bin\Debug\Ex14_11.pdb
     文件        5632  2007-07-11 11:34  Ex14_11\Ex14_11\bin\Debug\Ex14_11.vshost.exe
     文件        3221  2007-07-11 11:34  Ex14_11\Ex14_11\Ex14_11.csproj
     文件        1693  2007-07-11 11:34  Ex14_11\Ex14_11\Form1.cs
     文件        7019  2007-07-11 11:34  Ex14_11\Ex14_11\Form1.Designer.cs
     文件        6022  2007-07-11 11:34  Ex14_11\Ex14_11\Form1.resx
     目录           0  2010-04-06 13:10  Ex14_11\Ex14_11\obj\
     目录           0  2010-04-06 13:10  Ex14_11\Ex14_11\obj\Debug\
     文件         842  2007-07-11 11:34  Ex14_11\Ex14_11\obj\Debug\Ex14_11.csproj.GenerateResource.Cache
     文件       20480  2007-07-11 11:34  Ex14_11\Ex14_11\obj\Debug\Ex14_11.exe
     文件         180  2007-07-11 11:34  Ex14_11\Ex14_11\obj\Debug\Ex14_11.Form1.resources
     文件       26112  2007-07-11 11:34  Ex14_11\Ex14_11\obj\Debug\Ex14_11.pdb
     文件         180  2007-07-11 11:34  Ex14_11\Ex14_11\obj\Debug\Ex14_11.Properties.Resources.resources
     目录           0  2010-04-06 13:10  Ex14_11\Ex14_11\obj\Debug\Refactor\
     目录           0  2010-04-06 13:10  Ex14_11\Ex14_11\obj\Debug\TempPE\
     文件         268  2007-07-11 11:34  Ex14_11\Ex14_11\obj\Ex14_11.csproj.FileList.txt
     文件         466  2007-07-11 11:34  Ex14_11\Ex14_11\Program.cs
     目录           0  2010-04-06 13:10  Ex14_11\Ex14_11\Properties\
     文件        1162  2007-07-11 11:34  Ex14_11\Ex14_11\Properties\AssemblyInfo.cs
     文件        2868  2007-07-11 11:34  Ex14_11\Ex14_11\Properties\Resources.Designer.cs
     文件        5612  2007-07-11 11:34  Ex14_11\Ex14_11\Properties\Resources.resx
     文件        1090  2007-07-11 11:34  Ex14_11\Ex14_11\Properties\Settings.Designer.cs
     文件         249  2007-07-11 11:34  Ex14_11\Ex14_11\Properties\Settings.settings
     目录           0  2010-04-06 13:10  Ex14_14\
............此处省略35个文件信息