服务器D盘上传的文件过多，空间剩下很少了，于是想把里面部分文件，大概几万个文件转移到E盘，做了这个小工具。先查询出要转移的文件清单，保存在一个记事本中，如下所示：

接着读取文件名，一个个移动到指定目录中去，winform窗体布局及效果如下：

完整代码如下：

 

using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Windows.Forms;using System.IO;using System.Threading;namespace FileMoveTools{    public partial class Form1 : Form    {        public Form1()        {            InitializeComponent();        }        #region 目录                private void btnBrowseSrcDir_Click(object sender, EventArgs e)        {                       using (FolderBrowserDialog dialog = new FolderBrowserDialog())            {                if (dialog.ShowDialog() == DialogResult.OK)                   txtSrcDir.Text = dialog.SelectedPath;            }        }        private void btnBrowseFile_Click(object sender, EventArgs e)        {            using (OpenFileDialog openFileDialog = new OpenFileDialog())            {                openFileDialog.Filter = "Text (*.txt)|*.txt;";                openFileDialog.AddExtension = true;                openFileDialog.RestoreDirectory = true;                if (openFileDialog.ShowDialog() == DialogResult.OK)                {                    txtFile.Text = openFileDialog.FileName;                }            }          }        private void btnSetDestDir_Click(object sender, EventArgs e)        {            using (FolderBrowserDialog dialog = new FolderBrowserDialog())            {                if (dialog.ShowDialog() == DialogResult.OK)                    txtDestDir.Text = dialog.SelectedPath;            }        }        #endregion        private void btnOK_Click(object sender, EventArgs e)        {            Thread mythread = new Thread(MoveFile);            mythread.IsBackground = true;            mythread.Start();            }        private void MoveFile()        {            string srcDir = txtSrcDir.Text.Trim();            string destDir = txtDestDir.Text.Trim();            string files = txtFile.Text.Trim();            #region 验证路径是否存在            if (!Directory.Exists(srcDir))            {                statusMsg.Text = "要迁移的目录不存在";                return;            }            if (!Directory.Exists(destDir))            {                statusMsg.Text = "迁移后的目录不存在";                return;            }            if (!File.Exists(files))            {                statusMsg.Text = "文件清单不存！";                return;            }            #endregion            statusMsg.Text = "文件开始迁移..";            int count = 0;            using (StreamReader sr = new StreamReader(files, Encoding.UTF8))            {                string strline = null;                while ((strline = sr.ReadLine()) != null)                {                    long diskFreeSpace = GetHardDiskFreeSpace("D");                    if (diskFreeSpace <= 5)                    {                        statusMsg.Text = "硬盘空间剩下5GB，停止迁移文件.";                        return;                    }                                        string sourceFileName = srcDir + "/" + strline;                    string destFileName = destDir + "/" + strline;                    if (File.Exists(sourceFileName))                    {                        count++;                        statusMsg.Text = "当前迁移第 " + count + " 个文件";                        File.Move(sourceFileName, destFileName);                    }                }            }            this.Invoke(new Action(() =>            {                statusMsg.Text = "迁移了 " + count + " 个文件，完成";            }));          }              ///  
         /// 获取指定驱动器的剩余空间总大小(单位为GB)         ///  
         ///  只需输入代表驱动器的字母即可          ///  
     
             private static long GetHardDiskFreeSpace(string str_HardDiskName)        {            long freeSpace = new long();            str_HardDiskName = str_HardDiskName + ":\\";            System.IO.DriveInfo[] drives = System.IO.DriveInfo.GetDrives();            foreach (System.IO.DriveInfo drive in drives)            {                if (drive.Name == str_HardDiskName)                {                    freeSpace = drive.TotalFreeSpace / (1024 * 1024 * 1024);                }            }            return freeSpace;        }     }}