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  • c# 监听文件夹动作

    static FileSystemWatcher watcher = new FileSystemWatcher();
            /// <summary>       
            /// 初始化监听       
            /// </summary>       
            /// <param name="StrWarcherPath">需要监听的目录</param>       
            /// <param name="FilterType">需要监听的文件类型(筛选器字符串)</param>       
            /// <param name="IsEnableRaising">是否启用监听</param>       
            /// <param name="IsInclude">是否监听子目录</param>        
            private static void WatcherStrat(string StrWarcherPath, string FilterType, bool IsEnableRaising, bool IsInclude)
            {
                //初始化监听           
                watcher.BeginInit();
                //设置监听文件类型           
                watcher.Filter = FilterType;
                //设置是否监听子目录           
                watcher.IncludeSubdirectories = IsInclude;
                //设置是否启用监听?           
                watcher.EnableRaisingEvents = IsEnableRaising;
                //设置需要监听的更改类型(如:文件或者文件夹的属性,文件或者文件夹的创建时间;NotifyFilters枚举的内容)          
                watcher.NotifyFilter = NotifyFilters.Attributes | NotifyFilters.CreationTime | NotifyFilters.DirectoryName | NotifyFilters.FileName | NotifyFilters.LastAccess | NotifyFilters.LastWrite | NotifyFilters.Security | NotifyFilters.Size;
                //设置监听的路径           
                watcher.Path = StrWarcherPath;
                //注册创建文件或目录时的监听事件           
                watcher.Created += new FileSystemEventHandler(watch_created);
                //注册当指定目录的文件或者目录发生改变的时候的监听事件  
                watcher.Changed += new FileSystemEventHandler(watch_changed);
                //注册当删除目录的文件或者目录的时候的监听事件           
                watcher.Deleted += new FileSystemEventHandler(watch_deleted);
                //当指定目录的文件或者目录发生重命名的时候的监听事件           
                watcher.Renamed += new RenamedEventHandler(watch_renamed);
                //结束初始化           
                watcher.EndInit();
            }
    
            /// <summary>       
            /// 创建文件或者目录时的监听事件      
            /// </summary>      
            /// <param name="sender"></param>       
            /// <param name="e"></param>       
            private static void watch_created(object sender, FileSystemEventArgs e)
            {
                //事件内容
                string fileName = e.FullPath;
                if (!System.IO.Path.GetExtension(fileName).Equals(".mp3", StringComparison.CurrentCultureIgnoreCase))
                {
                    string targetFileName = e.FullPath.Substring(0, e.FullPath.LastIndexOf(".")) + ".mp3";
                    WavConvertAmr.ConvertToMP3 toamr = new WavConvertAmr.ConvertToMP3();
                    toamr.ConvertToAmr(System.Windows.Forms.Application.StartupPath, fileName, targetFileName);
                }
            }
            /// <summary>       
            /// 当指定目录的文件或者目录发生改变的时候的监听事件      
            /// </summary>       
            /// <param name="sender"></param>       
            /// <param name="e"></param>       
            private static void watch_changed(object sender, FileSystemEventArgs e)
            {
                //事件内容    
                //MessageBox.Show("发生改变");
            }
            /// <summary>       
            /// 当删除目录的文件或者目录的时候的监听事件       
            /// </summary>       
            /// <param name="sender"></param>             
            /// <param name="e"></param>      
            private static void watch_deleted(object sender, FileSystemEventArgs e)
            {
                //事件内容
            }
            /// <summary>       
            /// 当指定目录的文件或者目录发生重命名的时候的事件      
            /// </summary>      
            /// <param name="sender"></param>       
            /// <param name="e"></param>       
            private static void watch_renamed(object sender, RenamedEventArgs e)
            {
                //事件内容      
            }
    

      

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  • 原文地址:https://www.cnblogs.com/zhtbk/p/4971944.html
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