public partial class Fm19Update : Form{/// <summary>/// 这个程序会单独运行，因此不要引用其他DLL/// </summary>public Fm19Update(){InitializeComponent();FormBorderStyle = FormBorderStyle.None;StartPosition = FormStartPosition.CenterScreen;}#region 声明[DllImport("user32.dll")]public static extern bool ReleaseCapture();//拖动无窗体的控件[DllImport("user32.dll")]public static extern bool SendMessage(IntPtr hwnd, int wMsg, int wParam, int lParam);public const int WM_SYSCOMMAND = 0x0112;public const int SC_MOVE = 0xF010;public const int HTCAPTION = 0x0002;/// <summary>/// 更新程序来源路径(更新文件一般放在所有客户端可访问的网络服务器上)/// </summary>private string UpdatePath = string.Empty;/// <summary>/// 更新内容(可使用\\,*.*,0;dir1\*.dll,0分割要更新的区块,所有文件全部更新使用[\\,*.*,1]/// </summary>private string UpdateContent = string.Empty;/// <summary>/// 更新内容清单,由UpdateContent转换而来./// </summary>private string[] UpdateList;/// <summary>/// 要更新的文件个数,由各更新区域加总/// </summary>private static int UpdateFilesCount = 0;#endregion/// <summary>/// 延时函数, 如使用Thread.Sleep()会停止响应/// </summary>/// <param name="delayTime"></param>/// <returns></returns>private static bool Delay(int delayTime){DateTime now = DateTime.Now;int s;do{TimeSpan spand = DateTime.Now - now;s = spand.Seconds;Application.DoEvents();}while (s < delayTime);return true;}/// <summary>/// 显示当前作业状态/// </summary>/// <param name="tStatus"></param>private void SetUpdateStatus(string tStatus){LabCurStatus.Text = tStatus;Refresh();}private void CmdQuit_Click(object sender, EventArgs e){Application.Exit();}private void Fm19Update_MouseDown(object sender, MouseEventArgs e){ReleaseCapture();   //调用移动无窗体控件函数SendMessage(Handle, WM_SYSCOMMAND, SC_MOVE + HTCAPTION, 0);}private void Fm19Update_Shown(object sender, EventArgs e){SetUpdateStatus("Checking progress status...");Refresh();Delay(2);   //这里的检测其实是一个假象，仅仅延时了2秒，以等待主程序结束运行。SetUpdateStatus("Checking progress status...Finished");Refresh();DoUpdate(); //开始进行更新
        }#region 更新作业区域/// <summary>/// 当本地更新文件的最后修改时间与更新路径下的更新文件不同，则认为需要更新。/// </summary>private void DoUpdate(){#region 判断来源与本地文件夹状态string localPath = AppDomain.CurrentDomain.BaseDirectory;localPath = localPath.Substring(0, localPath.Length - 1);//从本地更新历史文件读取远程更新路径string[] allLines = File.ReadAllLines(localPath + @"\UpdateLog.txt");string remotePath = string.Empty;foreach (string line in allLines){if (line.IndexOf("UpdatePath=") >= 0){remotePath = line.Substring(line.IndexOf("UpdatePath=") + 11).Trim();break;}}if (localPath.ToUpper() == remotePath.ToUpper()){MessageBox.Show("更新路径不能与来源路径相同!", "警告...", MessageBoxButtons.OK, MessageBoxIcon.Stop);return;}FileInfo fiUL = new FileInfo(localPath + @"\UpdateLog.txt");FileInfo fiUR = new FileInfo(remotePath + @"\UpdateLog.txt");if (fiUL.LastWriteTime == fiUR.LastWriteTime){SetUpdateStatus("系统没有更新,操作终止!");return;}SetUpdateStatus("正在连接到目标文件夹......");if (!Directory.Exists(remotePath)){SetUpdateStatus("目标文件夹:" + remotePath + " 不存在,请联络系统管理员!");return;}SetUpdateStatus("正在连接到目标文件夹......成功!");//从远程读取本次更新内容string[] allLinesRmt = File.ReadAllLines(remotePath + @"\UpdateLog.txt");foreach (string line in allLinesRmt){if (line.IndexOf("UpdateContent=") >= 0){UpdateContent = line.Substring(line.IndexOf("UpdateContent=") + 14);break;}}#endregion#region 计算文件数量并设置百分比if (!string.IsNullOrEmpty(UpdateContent)){UpdateList = UpdateContent.Split(';');}else{UpdateList = (@"\\,*.*,1").Split(';'); //更新内容设置不正确,则设置为更新所有文件.
            }UpdateFilesCount = 0;foreach (string ul in UpdateList){string[] updContent = ul.Split(',');string updDirPath = string.Empty;string updFilesPattern = "*.*";int updWithSubDir = 0;if (updContent.Length > 0){updDirPath = updContent[0];updDirPath = remotePath + @"\" + updDirPath.Replace("\\", "");}if (updContent.Length > 1){updFilesPattern = updContent[1];}if (updContent.Length > 2){updWithSubDir = Convert.ToInt16(updContent[2]);}bool withSubDir = updWithSubDir > 0;if (!string.IsNullOrEmpty(updContent[0].Trim())){UpdateFilesCount += CountAllFiles(updDirPath, updFilesPattern, withSubDir);}}//所有更新进度根据更新区域切割百分比ProgMain.Value = 0;ProgMain.Step = 1;ProgMain.Maximum = UpdateFilesCount + 5;for (int i = 0; i < 6; i++){ProgMain.PerformStep();LabProgStep.Text = (ProgMain.Value * 100 / ProgMain.Maximum).ToString() + "%";}#endregion#region 开始删除和复制文件(会删除目录下的所有文件,再重新复制,这样可以清除掉某些过期的文件)foreach (string ul in UpdateList){string[] updContent = ul.Split(',');string localUpdDirPath = string.Empty;string remoteUpdDirPath = string.Empty;string updFilesPattern = "*.*";int updWithSubDir = 0;if (updContent.Length > 0){localUpdDirPath = localPath + @"\" + updContent[0].Replace("\\", "");remoteUpdDirPath = remotePath + @"\" + updContent[0].Replace("\\", "");}if (updContent.Length > 1){updFilesPattern = updContent[1];}if (updContent.Length > 2){updWithSubDir = Convert.ToInt16(updContent[2]);}bool withSubDir = updWithSubDir > 0;SetUpdateStatus("正在更新" + (updContent[0] == @"\\" ? "根目录" : updContent[0]) + "下的文件......");if (!string.IsNullOrEmpty(updContent[0].Trim())){CopyFilesTo(remoteUpdDirPath, updFilesPattern, localUpdDirPath, withSubDir);}}#endregion//更新完成后重新启动主程序string mainEXE = AppDomain.CurrentDomain.BaseDirectory + @"B20.exe";Process.Start(mainEXE);Application.Exit();}/// <summary>/// 统计符合筛选条件的所有文件数量。(已排除A19.exe和LocalFile目录)/// </summary>/// <param name="fullPath">完整目录名称</param>/// <param name="sPattern">筛选条件（如*.xls）</param>/// <param name="withSubDir">是否包含子目录</param>/// <returns></returns>private int CountAllFiles(string fullPath, string sPattern, bool withSubDir = false){SearchOption searchOption = withSubDir ? SearchOption.AllDirectories : SearchOption.TopDirectoryOnly;var files = Directory.EnumerateFiles(fullPath, sPattern, searchOption).Where(s => !s.Contains("A19.exe") && !s.Contains("Custom.cfg"));return files.Count();}/// <summary>/// 从A文件夹拷贝文件到B文件夹下面/// </summary>/// <param name="remoteSourcePath">文件所在目录(@"C:\A\A")</param>/// <param name="localSavePath">保存的目标目录(@"C:\B\B")</param>/// <returns>返回:true-拷贝成功;false:拷贝失败</returns>public bool CopyFilesTo(string remoteSourcePath, string sPattern, string localSavePath, bool withSubDir = false){try{SearchOption searchOption = withSubDir ? SearchOption.AllDirectories : SearchOption.TopDirectoryOnly;var files = Directory.EnumerateFiles(remoteSourcePath, sPattern, searchOption).Where(s => !s.Contains("A19.exe"));if (withSubDir){//包含子目录更新,先删除当前目录下的所有文件,再重新复制本目录,这样可以清除某些过期文件SetUpdateStatus("正在清除旧文件......");DelectDir(localSavePath, withSubDir);//如果包含子目录 ,则先根据远端的目录结构全部检查/创建好.var dirs = Directory.EnumerateDirectories(remoteSourcePath, "*.*", searchOption);foreach (string dir in dirs){string locTagDir = dir.Replace(remoteSourcePath, localSavePath);if (!Directory.Exists(locTagDir)){Directory.CreateDirectory(locTagDir);}}}if (files.Count() > 0){foreach (string fileName in files){//采用覆盖模式,但要保留一些本地自定义文件if (fileName == (remoteSourcePath + @"Config\Custom.cfg")){if (!File.Exists(fileName.Replace(remoteSourcePath, localSavePath))){File.Copy(fileName, fileName.Replace(remoteSourcePath, localSavePath), true);}}else{File.Copy(fileName, fileName.Replace(remoteSourcePath, localSavePath), true);}ProgMain.PerformStep();LabProgStep.Text = (ProgMain.Value * 100 / ProgMain.Maximum).ToString() + "%";}}LabCurStatus.Text = "正在复制文件......完成!";Refresh();}catch (Exception ex){MessageBox.Show(ex.Message);return false;}return true;}/// <summary>/// 删除本目录下除更新程序及LocalFile目录（存储本地生成的文件）以外的所有文件/// </summary>/// <param name="tagPath"></param>public static void DelectDir(string tagPath, bool delSub = false){try{DirectoryInfo dir = new DirectoryInfo(tagPath);FileSystemInfo[] fileinfo = dir.GetFileSystemInfos();  //返回目录中所有文件和子目录foreach (FileSystemInfo i in fileinfo){if (i is DirectoryInfo)            //判断是否文件夹
                    {if (delSub){if ((i.FullName != (tagPath + "LocalFiles")) && (i.FullName != (tagPath + "Config"))){DirectoryInfo subdir = new DirectoryInfo(i.FullName);subdir.Delete(true);          //删除子目录和文件
                            }}}else{if ((i.Name != "A19.exe") && (i.FullName != tagPath + @"Config\Custom.cfg")){File.Delete(i.FullName);      //删除指定文件
                        }}}}catch (Exception e){throw e;}}#endregion}