Invoke EventHandler instead of show balloon tip when updated

shadowsocks-csharp/Controller/ShadowsocksController.cs

@@ -52,6 +52,12 @@ namespace Shadowsocks.Controller
             public string Path;
         }
 
+        public class UpdatedEventArgs : EventArgs
+        {
+            public string OldVersion;
+            public string NewVersion;
+        }
+
         public class TrafficPerSecond
         {
             public long inboundCounter;
@@ -78,6 +84,9 @@ namespace Shadowsocks.Controller
 
         public event ErrorEventHandler Errored;
 
+        // Invoked when controller.Start();
+        public event EventHandler<UpdatedEventArgs> ProgramUpdated;
+
         public ShadowsocksController()
         {
             _config = Configuration.Load();
@@ -90,6 +99,16 @@ namespace Shadowsocks.Controller
 
         public void Start(bool regHotkeys = true)
         {
+            if (_config.updated && regHotkeys)
+            {
+                _config.updated = false;
+                ProgramUpdated.Invoke(this, new UpdatedEventArgs()
+                {
+                    OldVersion = _config.version,
+                    NewVersion = UpdateChecker.Version,
+                });
+                Configuration.Save(_config);
+            }
             Reload();
             if (regHotkeys)
             {

shadowsocks-csharp/Program.cs

@@ -25,7 +25,7 @@ namespace Shadowsocks
         static void Main(string[] args)
         {
             // .NET Framework 4.7.2 on Win7 compatibility
-            System.Net.ServicePointManager.SecurityProtocol |= 
+            System.Net.ServicePointManager.SecurityProtocol |=
                 System.Net.SecurityProtocolType.Tls | System.Net.SecurityProtocolType.Tls11 | System.Net.SecurityProtocolType.Tls12;
 
             // store args for further use
@@ -78,18 +78,22 @@ namespace Shadowsocks
                     return;
                 }
                 Directory.SetCurrentDirectory(Application.StartupPath);
-#if DEBUG
+                
                 Logging.OpenLogFile();
-
+#if DEBUG
                 // truncate privoxy log file while debugging
                 string privoxyLogFilename = Utils.GetTempPath("privoxy.log");
                 if (File.Exists(privoxyLogFilename))
                     using (new FileStream(privoxyLogFilename, FileMode.Truncate)) { }
-#else
-                Logging.OpenLogFile();
 #endif
                 MainController = new ShadowsocksController();
                 MenuController = new MenuViewController(MainController);
+
+                MainController.ProgramUpdated += (o, e) =>
+                {
+                    Logging.Info($"Updated from {e.OldVersion} to {e.NewVersion}");
+                };
+
                 HotKeys.Init(MainController);
                 MainController.Start();
                 Application.Run();

shadowsocks-csharp/View/MenuViewController.cs

@@ -30,7 +30,6 @@ namespace Shadowsocks.View
         private bool _isFirstRun;
         private bool _isStartupChecking;
         private string _urlToOpen;
-        private bool _updated;
 
         private ContextMenu contextMenu1;
         private MenuItem disableItem;
@@ -114,18 +113,6 @@ namespace Shadowsocks.View
                 _isStartupChecking = true;
                 updateChecker.CheckUpdate(config, 3000);
             }
-
-            if (config.updated)
-            {
-                ShowBalloonTip(
-                    I18N.GetString("Updated"),
-                    I18N.GetString("updated"),
-                    ToolTipIcon.Info,
-                    0
-                );
-                config.updated = false;
-                Configuration.Save(config);
-            }
         }
 
         private void controller_TrafficChanged(object sender, EventArgs e)
@@ -586,16 +573,6 @@ namespace Shadowsocks.View
                 );
                 _isFirstRun = false;
             }
-            if (_updated)
-            {
-                ShowBalloonTip(
-                    I18N.GetString("Updated"),
-                    I18N.GetString("updated"),
-                    ToolTipIcon.Info,
-                    0
-                );
-                _updated = false;
-            }
         }
 
         void proxyForm_FormClosed(object sender, FormClosedEventArgs e)