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   源码介绍

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using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            watcherstrat(@"d:\spring", "*.*");
            // Console.ReadKey();
            Console.WriteLine("------------------------");
            Console.ReadKey();
        }
        private static void watcherstrat(string path, string filter)
        {
           FileSystemWatcher watcher = new FileSystemWatcher();
            watcher.Path = path;
            watcher.Filter = filter;
            watcher.Changed  = new FileSystemEventHandler(onprocess);
            watcher.Changed  = new FileSystemEventHandler(onprocess);
            watcher.Changed  = new FileSystemEventHandler(onprocess);
            watcher.Changed  = new FileSystemEventHandler(onrenamed);
            watcher.EnableRaisingEvents = true;
            watcher.NotifyFilter = NotifyFilters.Attributes | NotifyFilters.CreationTime | NotifyFilters.DirectoryName | NotifyFilters.FileName | NotifyFilters.LastAccess
                                   | NotifyFilters.LastWrite | NotifyFilters.Security | NotifyFilters.Size; 
            watcher.IncludeSubdirectories = true;
        }

        private static void onprocess(object source, FileSystemEventArgs e)
        {
            if (e.ChangeType == WatcherChangeTypes.Created)
            {
                oncreated(source, e);
            }
            else if (e.ChangeType == WatcherChangeTypes.Changed)
            {
                onchanged(source, e);
            }
            else if (e.ChangeType == WatcherChangeTypes.Deleted)
            {
                ondeleted(source, e);
            }

        }
        private static void oncreated(object source, FileSystemEventArgs e)
        {
            Console.WriteLine("文件新建事件处理逻辑 {0}  {1}  {2}", e.ChangeType, e.FullPath, e.Name);
        }
        private static void onchanged(object source, FileSystemEventArgs e)
        {
            Console.WriteLine("文件改变事件处理逻辑{0}  {1}  {2}", e.ChangeType, e.FullPath, e.Name);
        }

        private static void ondeleted(object source, FileSystemEventArgs e)
        {
            Console.WriteLine("文件删除事件处理逻辑{0}  {1}   {2}", e.ChangeType, e.FullPath, e.Name);
        }

        private static void onrenamed(object source, FileSystemEventArgs e)
        {
            Console.WriteLine("文件重命名事件处理逻辑{0}  {1}  {2}", e.ChangeType, e.FullPath, e.Name);
        }
    }
}