Attaching and detaching handlers at the right time

src/UnityExtension/Assets/Editor/GitHub.Unity/UI/BranchesView.cs

@@ -77,18 +77,10 @@ private void MaybeUpdateData()
         {
         }
 
-        public override void OnRepositoryChanged(IRepository oldRepository)
-        {
-            base.OnRepositoryChanged(oldRepository);
-            DetachHandlers(oldRepository);
-            AttachHandlers(Repository);
-        }
-
         private void AttachHandlers(IRepository repository)
         {
             if (repository == null)
                 return;
-
             repository.OnLocalBranchListChanged += RunUpdateBranchesOnMainThread;
             repository.OnCurrentBranchChanged += HandleRepositoryBranchChangeEvent;
             repository.OnCurrentRemoteChanged += HandleRepositoryBranchChangeEvent;

src/UnityExtension/Assets/Editor/GitHub.Unity/UI/ChangesView.cs

@@ -38,16 +38,28 @@ public override void OnEnable()
                 return;
 
             OnStatusUpdate(Repository.CurrentStatus);
-            Repository.OnStatusChanged += RunStatusUpdateOnMainThread;
+            AttachHandlers(Repository);
             Repository.Refresh();
         }
 
         public override void OnDisable()
         {
             base.OnDisable();
-            if (Repository == null)
+            DetachHandlers(Repository);
+        }
+
+        private void AttachHandlers(IRepository repository)
+        {
+            if (repository == null)
+                return;
+            repository.OnStatusChanged += RunStatusUpdateOnMainThread;
+        }
+
+        private void DetachHandlers(IRepository oldRepository)
+        {
+            if (oldRepository == null)
                 return;
-            Repository.OnStatusChanged -= RunStatusUpdateOnMainThread;
+            oldRepository.OnStatusChanged -= RunStatusUpdateOnMainThread;
         }
 
         private void RunStatusUpdateOnMainThread(GitStatus status)

src/UnityExtension/Assets/Editor/GitHub.Unity/UI/HistoryView.cs

@@ -81,14 +81,6 @@ public override void OnDataUpdate()
             MaybeUpdateData();
         }
 
-        public override void OnRepositoryChanged(IRepository oldRepository)
-        {
-            base.OnRepositoryChanged(oldRepository);
-
-            DetachHandlers(oldRepository);
-            AttachHandlers(Repository);
-        }
-
         public override void OnSelectionChange()
         {
 

src/UnityExtension/Assets/Editor/GitHub.Unity/UI/SettingsView.cs

@@ -77,20 +77,6 @@ public override void OnDataUpdate()
             MaybeUpdateData();
         }
 
-        public override void OnRepositoryChanged(IRepository oldRepository)
-        {
-            base.OnRepositoryChanged(oldRepository);
-            gitPathView.OnRepositoryChanged(oldRepository);
-            userSettingsView.OnRepositoryChanged(oldRepository);
-
-            DetachHandlers(oldRepository);
-            AttachHandlers(Repository);
-
-            remoteHasChanged = true;
-
-            Refresh();
-        }
-
         public override void Refresh()
         {
             base.Refresh();
@@ -106,7 +92,6 @@ private void AttachHandlers(IRepository repository)
         {
             if (repository == null)
                 return;
-
             repository.OnCurrentRemoteChanged += Repository_OnActiveRemoteChanged;
             repository.OnLocksChanged += RunLocksUpdateOnMainThread;
         }
@@ -115,7 +100,6 @@ private void DetachHandlers(IRepository repository)
         {
             if (repository == null)
                 return;
-
             repository.OnCurrentRemoteChanged -= Repository_OnActiveRemoteChanged;
             repository.OnLocksChanged -= RunLocksUpdateOnMainThread;
         }

src/UnityExtension/Assets/Editor/GitHub.Unity/UI/Subview.cs

@@ -48,9 +48,6 @@ public virtual void Finish(bool result)
             Parent.Finish(result);
         }
 
-        public virtual void OnRepositoryChanged(IRepository oldRepository)
-        {}
-
         protected IView Parent { get; private set; }
         public IApplicationManager Manager { get { return Parent.Manager; } }
         public IRepository Repository { get { return Parent.Repository; } }

src/UnityExtension/Assets/Editor/GitHub.Unity/UI/Window.cs

@@ -126,10 +126,6 @@ public override void OnRepositoryChanged(IRepository oldRepository)
             }
 
             UpdateActiveTab();
-
-            if (ActiveView != null)
-                ActiveView.OnRepositoryChanged(oldRepository);
-
             UpdateLog();
         }