Resolves #563 Fullscreen mode

lib/main.dart

@@ -185,8 +185,13 @@ void main() async {
   };
 
   WidgetsFlutterBinding.ensureInitialized();
-  await AppSettings().loadAppTheme();
+  await AppSettings().loadStartupSettings();
   await Hive.initFlutter();
+  if (AppSettings().displayMode == DisplayMode.fullscreen) {
+    SystemChrome.setEnabledSystemUIOverlays([]);
+  } else {
+    SystemChrome.setEnabledSystemUIOverlays(SystemUiOverlay.values);
+  }
 
   runZoned(() {
       runApp(new HAClientApp(

lib/managers/app_settings.dart

@@ -1,5 +1,7 @@
 part of '../main.dart';
 
+enum DisplayMode {normal, fullscreen}
+
 class AppSettings {
 
   static const DEFAULT_HIVE_BOX = 'defaultSettingsBox';
@@ -26,6 +28,7 @@ class AppSettings {
   String webhookId;
   double haVersion;
   bool scrollBadges;
+  DisplayMode displayMode;
   AppTheme appTheme;
   final int defaultLocationUpdateIntervalMinutes = 20;
   Duration locationUpdateInterval;
@@ -34,9 +37,10 @@ class AppSettings {
   bool get isAuthenticated => longLivedToken != null;
   bool get isTempAuthenticated => tempToken != null;
 
-  loadAppTheme() async {
+  loadStartupSettings() async {
     SharedPreferences prefs = await SharedPreferences.getInstance();
     appTheme = AppTheme.values[prefs.getInt('app-theme') ?? AppTheme.defaultTheme.index];
+    displayMode = DisplayMode.values[prefs.getInt('display-mode') ?? DisplayMode.normal.index];
   }
 
   Future load(bool full) async {

lib/pages/main/main.page.dart

@@ -484,7 +484,7 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver, Ticker
               floating: true,
               pinned: true,
               snap: false,
-              primary: true,
+              primary: AppSettings().displayMode == DisplayMode.normal,
               title: Text(HomeAssistant().locationName ?? ""),
               actions: <Widget>[
                 PopupMenuButton(
@@ -645,10 +645,7 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver, Ticker
             bottomNavigationBar: BottomInfoBar(
               controller: _bottomInfoBarController,
             ),
-            body: SafeArea(
+            body: _buildScaffoldBody(true)
-              top: false,
-              child: _buildScaffoldBody(true)
-            )
         );
       } else {
         return Scaffold(
@@ -658,10 +655,7 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver, Ticker
           bottomNavigationBar: BottomInfoBar(
             controller: _bottomInfoBarController,
           ),
-          body: SafeArea(
+          body: _buildScaffoldBody(false)
-            top: false,
-            child: _buildScaffoldBody(false)
-          )
         );
       }
   }

lib/pages/settings/app_settings.page.dart

@@ -23,7 +23,7 @@ class _AppSettingsPageState extends State<AppSettingsPage> {
 
   Widget _buildMenuItem(BuildContext context, IconData icon,String title, AppSettingsSection section) {
     return ListTile(
-      title: Text(title, style: Theme.of(context).textTheme.subhead),
+      title: Text(title),
       leading: Icon(icon),
       trailing: Icon(Icons.keyboard_arrow_right),
       onTap: () {

lib/pages/settings/lookandfeel_settings.part.dart

@@ -13,6 +13,7 @@ class _LookAndFeelSettingsPageState extends State<LookAndFeelSettingsPage> {
 
   AppTheme _currentTheme;
   bool _scrollBadges = false;
+  DisplayMode _displayMode;
 
   @override
   void initState() {
@@ -25,7 +26,8 @@ class _LookAndFeelSettingsPageState extends State<LookAndFeelSettingsPage> {
     await prefs.reload();
     SharedPreferences.getInstance().then((prefs) {
       setState(() {
-        _currentTheme = AppTheme.values[prefs.getInt("app-theme") ?? AppTheme.defaultTheme.index];
+        _currentTheme = AppTheme.values[prefs.getInt('app-theme') ?? AppTheme.defaultTheme.index];
+        _displayMode = DisplayMode.values[prefs.getInt('display-mode') ?? DisplayMode.normal.index];
         _scrollBadges = prefs.getBool('scroll-badges') ?? true;
       });
     });
@@ -42,18 +44,34 @@ class _LookAndFeelSettingsPageState extends State<LookAndFeelSettingsPage> {
     });
   }
 
-  Future _saveOther() async {
+  Future _saveBadgesSettings() async {
     SharedPreferences prefs = await SharedPreferences.getInstance();
     AppSettings().scrollBadges = _scrollBadges;
     await prefs.setBool('scroll-badges', _scrollBadges);
   }
 
+  Future _saveDisplayMode(DisplayMode mode) async {
+    SharedPreferences prefs = await SharedPreferences.getInstance();
+    AppSettings().displayMode = mode;
+    await prefs.setInt('display-mode', mode.index);
+    if (mode == DisplayMode.fullscreen) {
+      SystemChrome.setEnabledSystemUIOverlays([]);
+    } else {
+      SystemChrome.setEnabledSystemUIOverlays(SystemUiOverlay.values);
+    }
+  }
+
   Map appThemeName = {
     AppTheme.defaultTheme: 'Default',
     AppTheme.haTheme: 'Home Assistant theme',
     AppTheme.darkTheme: 'Dark theme'
   };
 
+  Map DisplayModeName = {
+    DisplayMode.normal: 'Normal',
+    DisplayMode.fullscreen: 'Fullscreen'
+  };
+
   @override
   Widget build(BuildContext context) {
     return ListView(
@@ -93,7 +111,28 @@ class _LookAndFeelSettingsPageState extends State<LookAndFeelSettingsPage> {
               setState(() {
                 _scrollBadges = val;
               });
-              _saveOther();
+              _saveBadgesSettings();
+            },
+          ),
+          Container(height: Sizes.doubleRowPadding),
+          Text("Fullscreen mode:", style: Theme.of(context).textTheme.body2),
+          Container(height: Sizes.rowPadding),
+          DropdownButton<DisplayMode>(
+            value: _displayMode,
+            iconSize: 30.0,
+            isExpanded: true,
+            style: Theme.of(context).textTheme.title,
+            items: DisplayMode.values.map((value) {
+              return new DropdownMenuItem<DisplayMode>(
+                value: value,
+                child: Text('${DisplayModeName[value]}'),
+              );
+            }).toList(),
+            onChanged: (DisplayMode val) {
+              setState(() {
+                _displayMode = val;
+              });
+              _saveDisplayMode(val);
             },
           ),
         ]