C#获取本机磁盘信息

照着书敲的。留作笔记吧。

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Runtime.InteropServices;

namespace _18获取本机磁盘信息
{
    class Program
    {
        static void Main(string[] args)
        {
            GetDiskInfo();

            Console.ReadKey();
        }

        [DllImport("kernel32.dll",EntryPoint="GetDiskFreeSpaceEx")]
        public static extern int GetDiskFreeSpaceEx(string lpDirectory,
            out long lpFreeBytesAvailable,
            out long lpTotalNumberOfBytes,
            out long lpTotalNumberOfFreeBytes);

        public static void GetDiskInfo()
        {
            long fb, ftb, tfb;
            string path = Console.ReadLine();
            if(GetDiskFreeSpaceEx(path, out fb, out ftb, out tfb) != 0)
            {
                string strFb = Convert.ToInt32(fb / 1024 /1024) + "M";
                string strFtb = Convert.ToInt32(ftb / 1024 / 1024) + "M";
                string strTfb = Convert.ToInt32(tfb / 1024 / 1024) + "M";

                Console.WriteLine("总空间：{0}\n可用空间：{1}\n总剩余空间：{2}",strFb, strFtb, strTfb);
            }
        }
    }
}