using System.IO;

public class FileFolderMonitor
{
    private FileSystemWatcher _fileWatcher;

    public void StartMonitoring(string directoryPath)
    {
        // 創(chuàng)建 FileSystemWatcher 實(shí)例
        _fileWatcher = new FileSystemWatcher();

        // 設(shè)置要監(jiān)視的目錄路徑
        _fileWatcher.Path = directoryPath;

        // 設(shè)置要監(jiān)視的更改類型（例如：修改、創(chuàng)建、刪除）
        _fileWatcher.NotifyFilter = NotifyFilters.LastWrite | NotifyFilters.FileName | NotifyFilters.DirectoryName;

        // 添加事件處理程序
        _fileWatcher.Changed += OnChanged;
        _fileWatcher.Created += OnChanged;
        _fileWatcher.Deleted += OnChanged;
        _fileWatcher.Renamed += OnRenamed;

        // 開啟事件監(jiān)聽
        _fileWatcher.EnableRaisingEvents = true;

        Console.WriteLine($"已開始監(jiān)視文件夾: {directoryPath}");
    }

    private void OnChanged(object source, FileSystemEventArgs e)
    {
        Console.WriteLine($"文件或文件夾發(fā)生變更: {e.FullPath}，事件類型: {e.ChangeType}");
    }

    private void OnRenamed(object source, RenamedEventArgs e)
    {
        Console.WriteLine($"文件或文件夾被重命名: 舊路徑 {e.OldFullPath} -> 新路徑 {e.FullPath}");
    }

    public void StopMonitoring()
    {
        if (_fileWatcher != null)
        {
            // 停止引發(fā)事件
            _fileWatcher.EnableRaisingEvents = false;

            // 清理資源
            _fileWatcher.Dispose();
            _fileWatcher = null;

            Console.WriteLine("已停止監(jiān)視文件夾");
        }
    }
}

public static string SelectFolder(string description = "請(qǐng)選擇一個(gè)文件夾：", Environment.SpecialFolder rootFolder = Environment.SpecialFolder.MyComputer)
    {
        using (FolderBrowserDialog folderDialog = new FolderBrowserDialog())
        {
            folderDialog.Description = description;
            folderDialog.RootFolder = rootFolder;

            if (folderDialog.ShowDialog() == DialogResult.OK)
            {
                return folderDialog.SelectedPath;
            }
        }
        return string.Empty;
    }

string selectedFolder = SelectFolder("請(qǐng)選擇一個(gè)保存位置：", Environment.SpecialFolder.Desktop);

string myComputerSelectedFolder = SelectFolder();

string selectedFolderPath = SelectFolder();
if (!string.IsNullOrEmpty(selectedFolderPath))
{
    StartMonitoring(selectedFolderPath);
}