Resolves #155

lib/entity_class/slider_entity.dart

@@ -39,8 +39,6 @@ class SliderEntity extends Entity {
 
   @override
   Widget _buildAdditionalControlsForPage(BuildContext context) {
-    return SliderStateWidget(
-      expanded: false,
-    );
+    return SliderControlsWidget();
   }
 }

lib/entity_widgets/controls/slider_controls.dart

@@ -0,0 +1,70 @@
+part of '../../main.dart';
+
+class SliderControlsWidget extends StatefulWidget {
+
+  SliderControlsWidget({Key key}) : super(key: key);
+
+  @override
+  _SliderControlsWidgetState createState() => _SliderControlsWidgetState();
+}
+
+class _SliderControlsWidgetState extends State<SliderControlsWidget> {
+  int _multiplier = 1;
+  double _newValue;
+  bool _changedHere = false;
+
+  void setNewState(newValue, domain, entityId) {
+    setState(() {
+      _newValue = newValue;
+      _changedHere = true;
+    });
+    eventBus.fire(new ServiceCallEvent(domain, "set_value", entityId,
+        {"value": "${newValue.toString()}"}));
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final entityModel = EntityModel.of(context);
+    final SliderEntity entity = entityModel.entity;
+    if (entity.valueStep < 1) {
+      _multiplier = 10;
+    } else if (entity.valueStep < 0.1) {
+      _multiplier = 100;
+    }
+    if (!_changedHere) {
+      _newValue = entity.doubleState;
+    } else {
+      _changedHere = false;
+    }
+    Widget slider = Slider(
+      min: entity.minValue * _multiplier,
+      max: entity.maxValue * _multiplier,
+      value: (_newValue <= entity.maxValue) &&
+          (_newValue >= entity.minValue)
+          ? _newValue * _multiplier
+          : entity.minValue * _multiplier,
+      onChanged: (value) {
+        setState(() {
+          _newValue = (value.roundToDouble() / _multiplier);
+          _changedHere = true;
+        });
+      },
+      onChangeEnd: (value) {
+        setNewState(value.roundToDouble() / _multiplier, entity.domain, entity.entityId);
+      },
+    );
+    return Column(
+      crossAxisAlignment: CrossAxisAlignment.center,
+      children: <Widget>[
+        Text(
+          "$_newValue",
+          style: TextStyle(
+            fontSize: Sizes.largeFontSize,
+            color: Colors.blue
+          ),
+        ),
+        slider
+      ],
+    );
+  }
+}

lib/entity_widgets/state/slider_state.dart

@@ -1,58 +0,0 @@
-part of '../../main.dart';
-
-class SliderStateWidget extends StatefulWidget {
-
-  final bool expanded;
-
-  SliderStateWidget({Key key, @required this.expanded}) : super(key: key);
-
-  @override
-  _SliderStateWidgetState createState() => _SliderStateWidgetState();
-}
-
-class _SliderStateWidgetState extends State<SliderStateWidget> {
-  int _multiplier = 1;
-
-  void setNewState(newValue, domain, entityId) {
-    eventBus.fire(new ServiceCallEvent(domain, "set_value", entityId,
-        {"value": "${newValue.toString()}"}));
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    final entityModel = EntityModel.of(context);
-    final SliderEntity entity = entityModel.entity;
-    if (entity.valueStep < 1) {
-      _multiplier = 10;
-    } else if (entity.valueStep < 0.1) {
-      _multiplier = 100;
-    }
-    Widget slider = Slider(
-      min: entity.minValue * _multiplier,
-      max: entity.maxValue * _multiplier,
-      value: (entity.doubleState <= entity.maxValue) &&
-          (entity.doubleState >= entity.minValue)
-          ? entity.doubleState * _multiplier
-          : entity.minValue * _multiplier,
-      onChanged: (value) {
-        setState(() {
-          entity.state =
-              (value.roundToDouble() / _multiplier).toString();
-        });
-        eventBus.fire(new StateChangedEvent(entity.entityId,
-            (value.roundToDouble() / _multiplier).toString(), true));
-
-      },
-      onChangeEnd: (value) {
-        setNewState(value.roundToDouble() / _multiplier, entity.domain, entity.entityId);
-      },
-    );
-    if (widget.expanded) {
-      return Expanded(
-        child: slider,
-      );
-    } else {
-      return slider;
-    }
-  }
-}

lib/home_assistant.class.dart

@@ -345,7 +345,7 @@ class HomeAssistant {
     //TheLogger.debug( "New state for ${eventData['entity_id']}");
     Map data = Map.from(eventData);
     entities.updateState(data);
-    eventBus.fire(new StateChangedEvent(data["entity_id"], null, false));
+    eventBus.fire(new StateChangedEvent(data["entity_id"], null));
   }
 
   void _parseConfig(Map data) {

lib/main.dart

@@ -47,7 +47,7 @@ part 'entity_widgets/history_chart/combined_history_chart.dart';
 part 'entity_widgets/history_chart/history_control_widget.dart';
 part 'entity_widgets/history_chart/entity_history_moment.dart';
 part 'entity_widgets/state/switch_state.dart';
-part 'entity_widgets/state/slider_state.dart';
+part 'entity_widgets/controls/slider_controls.dart';
 part 'entity_widgets/state/text_input_state.dart';
 part 'entity_widgets/state/select_state.dart';
 part 'entity_widgets/state/simple_state.dart';
@@ -133,14 +133,12 @@ class MainPage extends StatefulWidget {
 
 class _MainPageState extends State<MainPage> with WidgetsBindingObserver {
   HomeAssistant _homeAssistant;
-  EntityCollection _entities;
   //Map _instanceConfig;
   String _webSocketApiEndpoint;
   String _password;
   String _authType;
   //int _uiViewsCount = 0;
   String _instanceHost;
-  StreamSubscription _stateSubscription;
   StreamSubscription _settingsSubscription;
   StreamSubscription _serviceCallSubscription;
   StreamSubscription _showEntityPageSubscription;
@@ -209,18 +207,6 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver {
   }
 
   _subscribe() {
-    if (_stateSubscription == null) {
-      //TODO Move to homeAssistant or remove
-      _stateSubscription = eventBus.on<StateChangedEvent>().listen((event) {
-        setState(() {
-          if (event.localChange) {
-            _entities
-                .get(event.entityId)
-                .state = event.newState;
-          }
-        });
-      });
-    }
     if (_serviceCallSubscription == null) {
       _serviceCallSubscription =
           eventBus.on<ServiceCallEvent>().listen((event) {
@@ -257,10 +243,6 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver {
     });
     await _homeAssistant.fetch().then((result) {
       setState(() {
-        //_instanceConfig = _homeAssistant.instanceConfig;
-        _entities = _homeAssistant.entities;
-        //_uiViewsCount = _homeAssistant.viewsCount;
-        //TheLogger.debug("_uiViewsCount=$_uiViewsCount");
         _isLoading = 0;
       });
     }).catchError((e) {
@@ -566,7 +548,6 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver {
   @override
   void dispose() {
     WidgetsBinding.instance.removeObserver(this);
-    if (_stateSubscription != null) _stateSubscription.cancel();
     if (_settingsSubscription != null) _settingsSubscription.cancel();
     if (_serviceCallSubscription != null) _serviceCallSubscription.cancel();
     if (_showEntityPageSubscription != null) _showEntityPageSubscription.cancel();

lib/utils.class.dart

@@ -58,9 +58,8 @@ class HAUtils {
 class StateChangedEvent {
   String entityId;
   String newState;
-  bool localChange;
 
-  StateChangedEvent(this.entityId, this.newState, this.localChange);
+  StateChangedEvent(this.entityId, this.newState);
 }
 
 class SettingsChangedEvent {