From 1a7457abf9a5775a518391a652e0ed53abb60c77 Mon Sep 17 00:00:00 2001
From: estevez-dev <vyalov.egor@gmail.com>
Date: Fri, 22 Feb 2019 15:28:11 +0200
Subject: [PATCH] Resolves #311 Rebuild tabs only if views count changes

---
 lib/main.dart | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/lib/main.dart b/lib/main.dart
index 68d2607..4c1de75 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -161,6 +161,7 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver, Ticker
   bool _settingsLoaded = false;
   bool _accountMenuExpanded = false;
   bool _useLovelaceUI;
+  int _previousViewCount;
 
   @override
   void initState() {
@@ -255,7 +256,12 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver, Ticker
     _showInfoBottomBar(progress: true,);
     await _homeAssistant.fetch().then((result) {
       _hideBottomBar();
-      _viewsTabController = TabController(vsync: this, length: _homeAssistant.ui?.views?.length ?? 0);
+      int currentViewCount = _homeAssistant.ui?.views?.length ?? 0;
+      if (_previousViewCount != currentViewCount) {
+        Logger.d("Views count changed ($_previousViewCount->$currentViewCount). Creating new tabs controller.");
+        _viewsTabController = TabController(vsync: this, length: currentViewCount);
+        _previousViewCount = currentViewCount;
+      }
     }).catchError((e) {
       _setErrorState(e);
     });