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Inter Process Communication

/* * Made by Lonami, the 06/12/2014 during the evening * (C) LonamiWebs */ using System; using System.IO; public class InterProcessCommunication { #region Private FileSystemWatcher fsw; string _WorkingDir; void HandleMessage(string file) { if (!File.Exists(file)) return; NewMessage.Invoke(File.ReadAllText(file)); if (DeleteMsgAfterRead) File.Delete(file); } bool Listening; #endregion #region Public public delegate void DelegateMessage(string message); /// <summary> /// Called when a new message is received /// </summary> public event DelegateMessage NewMessage; /// <summary> /// Should the message be deleted after read? /// </summary> public bool DeleteMsgAfterRead = true; /// <summary> /// The working directory. It should be a temporary directory /// </summary> public string WorkingDir { get { return _WorkingDir + "\\"; } set { Directory.CreateDirectory(value); _WorkingDir = value.Trim('\\'); } } /// <summary> /// The name of the channel to be used /// </summary> public string Name { get { return Path.GetFileName(WorkingDir); } set { WorkingDir = Path.GetTempPath().Trim('\\') + "\\" + value; } } /// <summary> /// Initialize a new InterProcessCommunication instance /// </summary> /// <param name="name">The <see cref="Name"/> of the channel to be used</param> public InterProcessCommunication(string name) { Name = name; } /// <summary> /// Start listening to messages /// </summary> public void Listen() { if (Listening) return; fsw = new FileSystemWatcher(WorkingDir, "*.msg"); fsw.NotifyFilter = NotifyFilters.LastAccess | NotifyFilters.LastWrite | NotifyFilters.FileName | NotifyFilters.DirectoryName; fsw.Changed += (s, e) => HandleMessage(e.FullPath); Listening = fsw.EnableRaisingEvents = true; } /// <summary> /// Send a new message /// </summary> /// <param name="msg"></param> public void SendMessage(string msg) { File.WriteAllText(WorkingDir + Guid.NewGuid() + ".msg", msg); } #endregion }
Instead of using named pipes, this code snippet uses FileWatcher and files to determine whether a message has been sent. It's more comfortable than using named pipes, trust me!

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