Radegast/Core/RadegastInstance.cs

   1 // \r
   2 // Radegast Metaverse Client\r
   3 // Copyright (c) 2009, Radegast Development Team\r
   4 // All rights reserved.\r
   5 // \r
   6 // Redistribution and use in source and binary forms, with or without\r
   7 // modification, are permitted provided that the following conditions are met:\r
   8 // \r
   9 //     * Redistributions of source code must retain the above copyright notice,\r
  10 //       this list of conditions and the following disclaimer.\r
  11 //     * Redistributions in binary form must reproduce the above copyright\r
  12 //       notice, this list of conditions and the following disclaimer in the\r
  13 //       documentation and/or other materials provided with the distribution.\r
  14 //     * Neither the name of the application "Radegast", nor the names of its\r
  15 //       contributors may be used to endorse or promote products derived from\r
  16 //       this software without specific prior written permission.\r
  17 // \r
  18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"\r
  19 // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\r
  20 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE\r
  21 // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE\r
  22 // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL\r
  23 // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR\r
  24 // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER\r
  25 // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,\r
  26 // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\r
  27 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\r
  28 //\r
  29 // $Id$\r
  30 //\r
  31 using System;\r
  32 using System.Collections.Generic;\r
  33 using System.IO;\r
  34 using System.Reflection;\r
  35 using System.Threading;\r
  36 using System.Windows.Forms;\r
  37 using Radegast.Commands;\r
  38 using Radegast.Netcom;\r
  39 using Radegast.Media;\r
  40 using OpenMetaverse;\r
  41 \r
  42 namespace Radegast\r
  43 {\r
  44     public class RadegastInstance\r
  45     {\r
  46         #region OnRadegastFormCreated\r
  47         public event Action<RadegastForm> RadegastFormCreated;\r
  48         /// <summary>\r
  49         /// Triggers the RadegastFormCreated event.\r
  50         /// </summary>\r
  51         public virtual void OnRadegastFormCreated(RadegastForm radForm)\r
  52         {\r
  53             if (RadegastFormCreated != null) RadegastFormCreated(radForm);\r
  54         }\r
  55         #endregion        \r
  56         private GridClient client;\r
  57         private RadegastNetcom netcom;\r
  58 \r
  59         private StateManager state;\r
  60 \r
  61         private frmMain mainForm;\r
  62 \r
  63         // Singleton, there can be only one instance\r
  64         private static RadegastInstance globalInstance = null;\r
  65         public static RadegastInstance GlobalInstance\r
  66         {\r
  67             get\r
  68             {\r
  69                 if (globalInstance == null)\r
  70                 {\r
  71                     globalInstance = new RadegastInstance(new GridClient());\r
  72                 }\r
  73                 return globalInstance;\r
  74             }\r
  75         }\r
  76 \r
  77         private string userDir;\r
  78         /// <summary>\r
  79         /// System (not grid!) user's dir\r
  80         /// </summary>\r
  81         public string UserDir { get { return userDir; } }\r
  82 \r
  83         /// <summary>\r
  84         /// Grid client's user dir for settings and logs\r
  85         /// </summary>\r
  86         public string ClientDir\r
  87         {\r
  88             get\r
  89             {\r
  90                 if (client != null && client.Self != null && !string.IsNullOrEmpty(client.Self.Name))\r
  91                 {\r
  92                     return Path.Combine(userDir, client.Self.Name);\r
  93                 }\r
  94                 else\r
  95                 {\r
  96                     return Environment.CurrentDirectory;\r
  97                 }\r
  98             }\r
  99         }\r
 100 \r
 101         public string InventoryCacheFileName { get { return Path.Combine(ClientDir, "inventory.cache"); } }\r
 102 \r
 103         private string globalLogFile;\r
 104         public string GlobalLogFile { get { return globalLogFile; } }\r
 105 \r
 106         private bool monoRuntime;\r
 107         public bool MonoRuntime { get { return monoRuntime; } }\r
 108 \r
 109         private Dictionary<UUID, Group> groups = new Dictionary<UUID, Group>();\r
 110         public Dictionary<UUID, Group> Groups { get { return groups; } }\r
 111 \r
 112         private Settings globalSettings;\r
 113         /// <summary>\r
 114         /// Global settings for the entire application\r
 115         /// </summary>\r
 116         public Settings GlobalSettings { get { return globalSettings; } }\r
 117 \r
 118         private Settings clientSettings;\r
 119         /// <summary>\r
 120         /// Per client settings\r
 121         /// </summary>\r
 122         public Settings ClientSettings { get { return clientSettings; } }\r
 123 \r
 124         public Dictionary<UUID, string> nameCache = new Dictionary<UUID, string>();\r
 125 \r
 126         public const string INCOMPLETE_NAME = "Loading...";\r
 127 \r
 128         public readonly bool advancedDebugging = false;\r
 129 \r
 130         public readonly List<IRadegastPlugin> PluginsLoaded = new List<IRadegastPlugin>();\r
 131 \r
 132         private MediaManager mediaManager;\r
 133         /// <summary>\r
 134         /// Radegast media manager for playing streams and in world sounds\r
 135         /// </summary>\r
 136         public MediaManager MediaManager { get { return mediaManager; } }\r
 137 \r
 138 \r
 139         private CommandsManager commandsManager;\r
 140         /// <summary>\r
 141         /// Radegast command manager for executing textual console commands\r
 142         /// </summary>\r
 143         public CommandsManager CommandsManager { get { return commandsManager; } }\r
 144 \r
 145         /// <summary>\r
 146         /// Radegast ContextAction manager for context sensitive actions\r
 147         /// </summary>\r
 148         public ContextActionsManager ContextActionManager { get; private set; }\r
 149 \r
 150         private RadegastMovement movement;\r
 151         /// <summary>\r
 152         /// Allows key emulation for moving avatar around\r
 153         /// </summary>\r
 154         public RadegastMovement Movement { get { return movement; } }\r
 155 \r
 156         #region Events\r
 157         /// <summary>The event subscribers, null of no subscribers</summary>\r
 158         private EventHandler<ClientChangedEventArgs> m_ClientChanged;\r
 159 \r
 160         ///<summary>Raises the ClientChanged Event</summary>\r
 161         /// <param name="e">A ClientChangedEventArgs object containing\r
 162         /// the old and the new client</param>\r
 163         protected virtual void OnClientChanged(ClientChangedEventArgs e)\r
 164         {\r
 165             EventHandler<ClientChangedEventArgs> handler = m_ClientChanged;\r
 166             if (handler != null)\r
 167                 handler(this, e);\r
 168         }\r
 169 \r
 170         /// <summary>Thread sync lock object</summary>\r
 171         private readonly object m_ClientChangedLock = new object();\r
 172 \r
 173         /// <summary>Raised when the GridClient object in the main Radegast instance is changed</summary>\r
 174         public event EventHandler<ClientChangedEventArgs> ClientChanged\r
 175         {\r
 176             add { lock (m_ClientChangedLock) { m_ClientChanged += value; } }\r
 177             remove { lock (m_ClientChangedLock) { m_ClientChanged -= value; } }\r
 178         }\r
 179         #endregion Events\r
 180 \r
 181         public RadegastInstance(GridClient client0)\r
 182         {\r
 183             // incase something else calls GlobalInstance while we are loading\r
 184             globalInstance = this;\r
 185 \r
 186 #if HANDLE_THREAD_EXCEPTIONS\r
 187             Application.SetUnhandledExceptionMode(UnhandledExceptionMode.CatchException);\r
 188             Application.ThreadException += HandleThreadException;\r
 189 #endif\r
 190 \r
 191             client = client0;\r
 192 \r
 193             // Are we running mono?\r
 194             monoRuntime = Type.GetType("Mono.Runtime") != null;\r
 195 \r
 196             netcom = new RadegastNetcom(this);\r
 197             state = new StateManager(this);\r
 198             mediaManager = new MediaManager(this);\r
 199             commandsManager = new CommandsManager(this);\r
 200             ContextActionManager = new ContextActionsManager(this);\r
 201             movement = new RadegastMovement(this);\r
 202 \r
 203             InitializeLoggingAndConfig();\r
 204             InitializeClient(client);\r
 205 \r
 206             mainForm = new frmMain(this);\r
 207             mainForm.InitializeControls();\r
 208 \r
 209             mainForm.Load += new EventHandler(mainForm_Load);\r
 210             ScanAndLoadPlugins();\r
 211         }\r
 212 \r
 213         private void InitializeClient(GridClient client)\r
 214         {\r
 215             client.Settings.MULTIPLE_SIMS = true;\r
 216 \r
 217             client.Settings.USE_INTERPOLATION_TIMER = false;\r
 218             client.Settings.ALWAYS_REQUEST_OBJECTS = true;\r
 219             client.Settings.ALWAYS_DECODE_OBJECTS = true;\r
 220             client.Settings.OBJECT_TRACKING = true;\r
 221             client.Settings.ENABLE_SIMSTATS = true;\r
 222             client.Settings.FETCH_MISSING_INVENTORY = true;\r
 223             client.Settings.SEND_AGENT_THROTTLE = true;\r
 224             client.Settings.SEND_AGENT_UPDATES = true;\r
 225 \r
 226             client.Settings.USE_ASSET_CACHE = true;\r
 227             client.Settings.ASSET_CACHE_DIR = Path.Combine(userDir, "cache");\r
 228             client.Assets.Cache.AutoPruneEnabled = false;\r
 229 \r
 230             client.Throttle.Total = 5000000f;\r
 231             client.Settings.THROTTLE_OUTGOING_PACKETS = true;\r
 232             client.Settings.LOGIN_TIMEOUT = 120 * 1000;\r
 233             client.Settings.SIMULATOR_TIMEOUT = 120 * 1000;\r
 234             client.Settings.MAX_CONCURRENT_TEXTURE_DOWNLOADS = 20;\r
 235 \r
 236             RegisterClientEvents(client);\r
 237         }\r
 238 \r
 239         private void RegisterClientEvents(GridClient client)\r
 240         {\r
 241             client.Groups.CurrentGroups += new EventHandler<CurrentGroupsEventArgs>(Groups_CurrentGroups);\r
 242             client.Groups.GroupLeaveReply += new EventHandler<GroupOperationEventArgs>(Groups_GroupsChanged);\r
 243             client.Groups.GroupDropped += new EventHandler<GroupDroppedEventArgs>(Groups_GroupsChanged);\r
 244             client.Groups.GroupJoinedReply += new EventHandler<GroupOperationEventArgs>(Groups_GroupsChanged);\r
 245             client.Avatars.UUIDNameReply += new EventHandler<UUIDNameReplyEventArgs>(Avatars_UUIDNameReply);\r
 246             netcom.ClientConnected += new EventHandler<EventArgs>(netcom_ClientConnected);\r
 247        }\r
 248 \r
 249         private void UnregisterClientEvents(GridClient client)\r
 250         {\r
 251             client.Groups.CurrentGroups -= new EventHandler<CurrentGroupsEventArgs>(Groups_CurrentGroups);\r
 252             client.Groups.GroupLeaveReply -= new EventHandler<GroupOperationEventArgs>(Groups_GroupsChanged);\r
 253             client.Groups.GroupDropped -= new EventHandler<GroupDroppedEventArgs>(Groups_GroupsChanged);\r
 254             client.Groups.GroupJoinedReply -= new EventHandler<GroupOperationEventArgs>(Groups_GroupsChanged);\r
 255             client.Avatars.UUIDNameReply -= new EventHandler<UUIDNameReplyEventArgs>(Avatars_UUIDNameReply);\r
 256             netcom.ClientConnected -= new EventHandler<EventArgs>(netcom_ClientConnected);\r
 257         }\r
 258 \r
 259         public void Reconnect()\r
 260         {\r
 261             TabConsole.DisplayNotificationInChat("Attempting to reconnect...", ChatBufferTextStyle.StatusDarkBlue);\r
 262             Logger.Log("Attemting to reconnect", Helpers.LogLevel.Info, client);\r
 263             GridClient oldClient = client;\r
 264             client = new GridClient();\r
 265             UnregisterClientEvents(oldClient);\r
 266             InitializeClient(client);\r
 267             OnClientChanged(new ClientChangedEventArgs(oldClient, client));\r
 268             netcom.Login();\r
 269         }\r
 270 \r
 271         public void CleanUp()\r
 272         {\r
 273             if (client != null)\r
 274             {\r
 275                 UnregisterClientEvents(client);\r
 276             }\r
 277 \r
 278             lock (PluginsLoaded)\r
 279             {\r
 280                 List<IRadegastPlugin> unload = new List<IRadegastPlugin>(PluginsLoaded);\r
 281                 unload.ForEach(plug =>\r
 282                {\r
 283                    PluginsLoaded.Remove(plug);\r
 284                    try\r
 285                    {\r
 286                        plug.StopPlugin(this);\r
 287                    }\r
 288                    catch (Exception ex)\r
 289                    {\r
 290                        Logger.Log("ERROR in Shutdown Plugin: " + plug + " because " + ex, Helpers.LogLevel.Debug, ex);\r
 291                    }\r
 292                });\r
 293             }\r
 294 \r
 295             if (movement != null)\r
 296             {\r
 297                 movement.Dispose();\r
 298                 movement = null;\r
 299             }\r
 300             if (commandsManager != null)\r
 301             {\r
 302                 commandsManager.Dispose();\r
 303                 commandsManager = null;\r
 304             }\r
 305             if (ContextActionManager != null)\r
 306             {\r
 307                 ContextActionManager.Dispose();\r
 308                 ContextActionManager = null;\r
 309             }\r
 310             if (mediaManager != null)\r
 311             {\r
 312                 mediaManager.Dispose();\r
 313                 mediaManager = null;\r
 314             }\r
 315             if (state != null)\r
 316             {\r
 317                 state.Dispose();\r
 318                 state = null;\r
 319             }\r
 320             if (netcom != null)\r
 321             {\r
 322                 netcom.Dispose();\r
 323                 netcom = null;\r
 324             }\r
 325             if (mainForm != null)\r
 326             {\r
 327                 mainForm.Load -= new EventHandler(mainForm_Load);\r
 328             }\r
 329             Logger.Log("RadegastInstance finished cleaning up.", Helpers.LogLevel.Debug);\r
 330         }\r
 331 \r
 332         void mainForm_Load(object sender, EventArgs e)\r
 333         {\r
 334             StartPlugins();\r
 335         }\r
 336 \r
 337         private void StartPlugins()\r
 338         {\r
 339             lock (PluginsLoaded)\r
 340             {\r
 341                 foreach (IRadegastPlugin plug in PluginsLoaded)\r
 342                 {\r
 343                     try\r
 344                     {\r
 345                         plug.StartPlugin(this);\r
 346                     }\r
 347                     catch (Exception ex)\r
 348                     {\r
 349                         Logger.Log("ERROR in Starting Radegast Plugin: " + plug + " because " + ex, Helpers.LogLevel.Debug);\r
 350                     }\r
 351                 }\r
 352             }\r
 353         }\r
 354 \r
 355         private void ScanAndLoadPlugins()\r
 356         {\r
 357             string dirName = Application.StartupPath;\r
 358 \r
 359             if (!Directory.Exists(dirName)) return;\r
 360 \r
 361             foreach (string loadfilename in Directory.GetFiles(dirName))\r
 362             {\r
 363                 if (loadfilename.ToLower().EndsWith(".dll") || loadfilename.ToLower().EndsWith(".exe"))\r
 364                 {\r
 365                     try\r
 366                     {\r
 367                         Assembly assembly = Assembly.LoadFile(loadfilename);\r
 368                         LoadAssembly(loadfilename, assembly);\r
 369                     }\r
 370                     catch (BadImageFormatException)\r
 371                     {\r
 372                         // non .NET .dlls\r
 373                     }\r
 374                     catch (ReflectionTypeLoadException)\r
 375                     {\r
 376                         // Out of date or dlls missing sub dependencies\r
 377                     }\r
 378                     catch (TypeLoadException)\r
 379                     {\r
 380                         // Another version of: Out of date or dlls missing sub dependencies\r
 381                     }\r
 382                     catch (Exception ex)\r
 383                     {\r
 384                         Logger.Log("ERROR in Radegast Plugin: " + loadfilename + " because " + ex, Helpers.LogLevel.Debug);\r
 385                     }\r
 386                 }\r
 387             }\r
 388         }\r
 389 \r
 390         public void LoadAssembly(string loadfilename, Assembly assembly)\r
 391         {\r
 392             foreach (Type type in assembly.GetTypes())\r
 393             {\r
 394                 if (typeof(IRadegastPlugin).IsAssignableFrom(type))\r
 395                 {\r
 396                     if  (type.IsInterface) continue;\r
 397                     try\r
 398                     {\r
 399                         IRadegastPlugin plug;\r
 400                         ConstructorInfo constructorInfo = type.GetConstructor(new Type[] {typeof (RadegastInstance)});\r
 401                         if (constructorInfo != null)\r
 402                             plug = (IRadegastPlugin) constructorInfo.Invoke(new[] {this});\r
 403                         else\r
 404                         {\r
 405                             constructorInfo = type.GetConstructor(new Type[] {});\r
 406                             if (constructorInfo != null)\r
 407                                 plug = (IRadegastPlugin) constructorInfo.Invoke(new object[0]);\r
 408                             else\r
 409                             {\r
 410                                 Logger.Log("ERROR Constructing Radegast Plugin: " + loadfilename + " because "+type+ " has no usable constructor.",Helpers.LogLevel.Debug);\r
 411                                 continue;\r
 412                             }\r
 413                         }\r
 414                         lock (PluginsLoaded) PluginsLoaded.Add(plug);\r
 415                     }\r
 416                     catch (Exception ex)\r
 417                     {\r
 418                         Logger.Log("ERROR Constructing Radegast Plugin: " + loadfilename + " because " + ex,\r
 419                                    Helpers.LogLevel.Debug);\r
 420                     }\r
 421                 }\r
 422                 else\r
 423                 {\r
 424                     try\r
 425                     {\r
 426                         commandsManager.LoadType(type);\r
 427                     }\r
 428                     catch (Exception ex)\r
 429                     {\r
 430                         Logger.Log("ERROR in Radegast Plugin: " + loadfilename + " Command: " + type +\r
 431                                    " because " + ex.Message + " " + ex.StackTrace, Helpers.LogLevel.Debug);\r
 432                     }\r
 433                 }\r
 434             }\r
 435         }\r
 436 \r
 437         void netcom_ClientConnected(object sender, EventArgs e)\r
 438         {\r
 439             try\r
 440             {\r
 441                 if (!Directory.Exists(ClientDir))\r
 442                     Directory.CreateDirectory(ClientDir);\r
 443             }\r
 444             catch (Exception ex)\r
 445             {\r
 446                 Logger.Log("Failed to create client directory", Helpers.LogLevel.Warning, ex);\r
 447             }\r
 448 \r
 449             clientSettings = new Settings(Path.Combine(ClientDir, "client_settings.xml"));\r
 450         }\r
 451 \r
 452 \r
 453         void Avatars_UUIDNameReply(object sender, UUIDNameReplyEventArgs e)\r
 454         {\r
 455             lock (nameCache)\r
 456             {\r
 457                 foreach (KeyValuePair<UUID, string> av in e.Names)\r
 458                 {\r
 459                     if (!nameCache.ContainsKey(av.Key))\r
 460                     {\r
 461                         nameCache.Add(av.Key, av.Value);\r
 462                     }\r
 463                 }\r
 464             }\r
 465         }\r
 466 \r
 467         public string getAvatarName(UUID key)\r
 468         {\r
 469             lock (nameCache)\r
 470             {\r
 471                 if (key == UUID.Zero)\r
 472                 {\r
 473                     return "(???) (???)";\r
 474                 }\r
 475                 if (nameCache.ContainsKey(key))\r
 476                 {\r
 477                     return nameCache[key];\r
 478                 }\r
 479                 else\r
 480                 {\r
 481                     client.Avatars.RequestAvatarName(key);\r
 482                     return INCOMPLETE_NAME;\r
 483                 }\r
 484             }\r
 485         }\r
 486 \r
 487         public void getAvatarNames(List<UUID> keys)\r
 488         {\r
 489             lock (nameCache)\r
 490             {\r
 491                 List<UUID> newNames = new List<UUID>();\r
 492                 foreach (UUID key in keys)\r
 493                 {\r
 494                     if (!nameCache.ContainsKey(key))\r
 495                     {\r
 496                         newNames.Add(key);\r
 497                     }\r
 498                 }\r
 499                 if (newNames.Count > 0)\r
 500                 {\r
 501                     client.Avatars.RequestAvatarNames(newNames);\r
 502                 }\r
 503             }\r
 504         }\r
 505 \r
 506         public bool haveAvatarName(UUID key)\r
 507         {\r
 508             lock (nameCache)\r
 509             {\r
 510                 if (nameCache.ContainsKey(key))\r
 511                     return true;\r
 512                 else\r
 513                     return false;\r
 514             }\r
 515         }\r
 516 \r
 517         void Groups_GroupsChanged(object sender, EventArgs e)\r
 518         {\r
 519             client.Groups.RequestCurrentGroups();\r
 520         }\r
 521 \r
 522         public static string SafeFileName(string fileName)\r
 523         {\r
 524             foreach (char lDisallowed in Path.GetInvalidFileNameChars())\r
 525             {\r
 526                 fileName = fileName.Replace(lDisallowed.ToString(), "_");\r
 527             }\r
 528 \r
 529             return fileName;\r
 530         }\r
 531 \r
 532         public void LogClientMessage(string fileName, string message)\r
 533         {\r
 534             lock (this)\r
 535             {\r
 536                 try\r
 537                 {\r
 538                     foreach (char lDisallowed in System.IO.Path.GetInvalidFileNameChars())\r
 539                     {\r
 540                         fileName = fileName.Replace(lDisallowed.ToString(), "_");\r
 541                     }\r
 542 \r
 543                     File.AppendAllText(Path.Combine(ClientDir, fileName),\r
 544                         DateTime.Now.ToString("yyyy-MM-dd [HH:mm:ss] ") + message + Environment.NewLine);\r
 545                 }\r
 546                 catch (Exception) { }\r
 547             }\r
 548         }\r
 549 \r
 550         void Groups_CurrentGroups(object sender, CurrentGroupsEventArgs e)\r
 551         {\r
 552             this.groups = e.Groups;\r
 553         }\r
 554 \r
 555         private void InitializeLoggingAndConfig()\r
 556         {\r
 557             try\r
 558             {\r
 559                 userDir = Path.Combine(System.Environment.GetFolderPath(System.Environment.SpecialFolder.ApplicationData), Properties.Resources.ProgramName);\r
 560                 if (!Directory.Exists(userDir))\r
 561                 {\r
 562                     Directory.CreateDirectory(userDir);\r
 563                 }\r
 564             }\r
 565             catch (Exception)\r
 566             {\r
 567                 userDir = System.Environment.CurrentDirectory;\r
 568             };\r
 569 \r
 570             globalLogFile = Path.Combine(userDir, Properties.Resources.ProgramName + ".log");\r
 571             globalSettings = new Settings(Path.Combine(userDir, "settings.xml"));\r
 572         }\r
 573 \r
 574         public GridClient Client\r
 575         {\r
 576             get { return client; }\r
 577         }\r
 578 \r
 579         public RadegastNetcom Netcom\r
 580         {\r
 581             get { return netcom; }\r
 582         }\r
 583 \r
 584         public StateManager State\r
 585         {\r
 586             get { return state; }\r
 587         }\r
 588 \r
 589         public frmMain MainForm\r
 590         {\r
 591             get { return mainForm; }\r
 592         }\r
 593 \r
 594         public TabsConsole TabConsole\r
 595         {\r
 596             get { return mainForm.TabConsole; }\r
 597         }\r
 598 \r
 599         public void HandleThreadException(object sender, ThreadExceptionEventArgs e)\r
 600         {\r
 601             Logger.Log("Unhandled Thread Exception: " \r
 602                 + e.Exception.Message + Environment.NewLine\r
 603                 + e.Exception.StackTrace + Environment.NewLine,\r
 604                 Helpers.LogLevel.Error,\r
 605                 client);\r
 606 \r
 607             Application.Exit();\r
 608         }\r
 609     }\r
 610 \r
 611     #region Event classes\r
 612     public class ClientChangedEventArgs : EventArgs\r
 613     {\r
 614         private GridClient m_OldClient;\r
 615         private GridClient m_Client;\r
 616 \r
 617         public GridClient OldClient { get { return m_OldClient; } }\r
 618         public GridClient Client { get { return m_Client; } }\r
 619 \r
 620         public ClientChangedEventArgs(GridClient OldClient, GridClient Client)\r
 621         {\r
 622             m_OldClient = OldClient;\r
 623             m_Client = Client;\r
 624         }\r
 625     }\r
 626     #endregion Event classes\r
 627 }\r