Project structure changes

lib/entities/badge.widget.dart

@@ -0,0 +1,145 @@
+part of '../main.dart';
+
+class BadgeWidget extends StatelessWidget {
+  @override
+  Widget build(BuildContext context) {
+    final entityModel = EntityModel.of(context);
+    double iconSize = 26.0;
+    Widget badgeIcon;
+    String onBadgeTextValue;
+    Color iconColor = EntityColor.badgeColors[entityModel.entityWrapper.entity.domain] ??
+        EntityColor.badgeColors["default"];
+    switch (entityModel.entityWrapper.entity.domain) {
+      case "sun":
+        {
+          badgeIcon = entityModel.entityWrapper.entity.state == "below_horizon"
+              ? Icon(
+            MaterialDesignIcons.getIconDataFromIconCode(0xf0dc),
+            size: iconSize,
+          )
+              : Icon(
+            MaterialDesignIcons.getIconDataFromIconCode(0xf5a8),
+            size: iconSize,
+          );
+          break;
+        }
+      case "camera":
+      case "media_player":
+      case "binary_sensor":
+        {
+          badgeIcon = EntityIcon(
+            padding: EdgeInsets.all(0.0),
+            size: iconSize,
+            color: Colors.black
+          );
+          break;
+        }
+      case "device_tracker":
+      case "person":
+        {
+          badgeIcon = EntityIcon(
+              padding: EdgeInsets.all(0.0),
+              size: iconSize,
+              color: Colors.black
+          );
+          onBadgeTextValue = entityModel.entityWrapper.entity.displayState;
+          break;
+        }
+      default:
+        {
+          double stateFontSize;
+          if (entityModel.entityWrapper.entity.displayState.length <= 3) {
+            stateFontSize = 18.0;
+          } else if (entityModel.entityWrapper.entity.displayState.length <= 4) {
+            stateFontSize = 15.0;
+          } else if (entityModel.entityWrapper.entity.displayState.length <= 6) {
+            stateFontSize = 10.0;
+          } else if (entityModel.entityWrapper.entity.displayState.length <= 10) {
+            stateFontSize = 8.0;
+          }
+          onBadgeTextValue = entityModel.entityWrapper.unitOfMeasurement;
+          badgeIcon = Center(
+            child: Text(
+              "${entityModel.entityWrapper.entity.displayState}",
+              overflow: TextOverflow.fade,
+              softWrap: false,
+              textAlign: TextAlign.center,
+              style: TextStyle(fontSize: stateFontSize),
+            ),
+          );
+          break;
+        }
+    }
+    Widget onBadgeText;
+    if (onBadgeTextValue == null || onBadgeTextValue.length == 0) {
+      onBadgeText = Container(width: 0.0, height: 0.0);
+    } else {
+      onBadgeText = Container(
+          padding: EdgeInsets.fromLTRB(6.0, 2.0, 6.0, 2.0),
+          child: Text("$onBadgeTextValue",
+              style: TextStyle(fontSize: 12.0, color: Colors.white),
+              textAlign: TextAlign.center,
+              softWrap: false,
+              overflow: TextOverflow.fade),
+          decoration: new BoxDecoration(
+            // Circle shape
+            //shape: BoxShape.circle,
+            color: iconColor,
+            borderRadius: BorderRadius.circular(9.0),
+          ));
+    }
+    return GestureDetector(
+        child: Column(
+          children: <Widget>[
+            Container(
+              margin: EdgeInsets.fromLTRB(0.0, 10.0, 0.0, 10.0),
+              width: 50.0,
+              height: 50.0,
+              decoration: new BoxDecoration(
+                // Circle shape
+                shape: BoxShape.circle,
+                color: Colors.white,
+                // The border you want
+                border: new Border.all(
+                  width: 2.0,
+                  color: iconColor,
+                ),
+              ),
+              child: Stack(
+                overflow: Overflow.visible,
+                children: <Widget>[
+                  Positioned(
+                    width: 46.0,
+                    height: 46.0,
+                    top: 0.0,
+                    left: 0.0,
+                    child: badgeIcon,
+                  ),
+                  Positioned(
+                    //width: 50.0,
+                      bottom: -9.0,
+                      left: -10.0,
+                      right: -10.0,
+                      child: Center(
+                        child: onBadgeText,
+                      ))
+                ],
+              ),
+            ),
+            Container(
+              width: 60.0,
+              child: Text(
+                "${entityModel.entityWrapper.displayName}",
+                textAlign: TextAlign.center,
+                style: TextStyle(fontSize: 12.0),
+                softWrap: true,
+                maxLines: 3,
+                overflow: TextOverflow.ellipsis,
+              ),
+            ),
+          ],
+        ),
+        onTap: () =>
+            eventBus.fire(new ShowEntityPageEvent(entityModel.entityWrapper.entity)));
+  }
+}

lib/entities/camera/widgets/camera_stream_view.dart

@@ -0,0 +1,58 @@
+part of '../../../main.dart';
+
+class CameraStreamView extends StatefulWidget {
+
+  CameraStreamView({Key key}) : super(key: key);
+
+  @override
+  _CameraStreamViewState createState() => _CameraStreamViewState();
+}
+
+class _CameraStreamViewState extends State<CameraStreamView> {
+
+  @override
+  void initState() {
+    super.initState();
+  }
+
+  CameraEntity _entity;
+  bool started = false;
+  String streamUrl = "";
+
+  launchStream() {
+    Launcher.launchURLInCustomTab(
+      context: context,
+      url: streamUrl
+    );
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    if (!started) {
+      _entity = EntityModel
+          .of(context)
+          .entityWrapper
+          .entity;
+      started = true;
+    }
+    streamUrl = '${ConnectionManager().httpWebHost}/api/camera_proxy_stream/${_entity
+        .entityId}?token=${_entity.attributes['access_token']}';
+    return Column(
+      children: <Widget>[
+        Container(
+            padding: const EdgeInsets.all(20.0),
+            child: IconButton(
+              icon: Icon(MaterialDesignIcons.getIconDataFromIconName("mdi:monitor-screenshot"), color: Colors.amber),
+              iconSize: 50.0,
+              onPressed: () => launchStream(),
+            )
+        )
+      ],
+    );
+  }
+
+  @override
+  void dispose() {
+    super.dispose();
+  }
+}

lib/entities/climate/widgets/mode_selector.dart

@@ -0,0 +1,64 @@
+part of '../../../main.dart';
+
+class ModeSelectorWidget extends StatelessWidget {
+
+  final String caption;
+  final List<String> options;
+  final String value;
+  final double captionFontSize;
+  final double valueFontSize;
+  final onChange;
+  final EdgeInsets padding;
+
+  ModeSelectorWidget({
+    Key key,
+    @required this.caption,
+    @required this.options,
+    this.value,
+    @required this.onChange,
+    this.captionFontSize,
+    this.valueFontSize,
+    this.padding: const EdgeInsets.fromLTRB(Sizes.leftWidgetPadding, Sizes.rowPadding, Sizes.rightWidgetPadding, 0.0),
+  }) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return Padding(
+      padding: padding,
+      child: Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: <Widget>[
+          Text("$caption", style: TextStyle(
+              fontSize: captionFontSize ?? Sizes.stateFontSize
+          )),
+          Row(
+            children: <Widget>[
+              Expanded(
+                child: ButtonTheme(
+                  alignedDropdown: true,
+                  child: DropdownButton<String>(
+                    value: value,
+                    iconSize: 30.0,
+                    isExpanded: true,
+                    style: TextStyle(
+                      fontSize: valueFontSize ?? Sizes.largeFontSize,
+                      color: Colors.black,
+                    ),
+                    hint: Text("Select ${caption.toLowerCase()}"),
+                    items: options.map((String value) {
+                      return new DropdownMenuItem<String>(
+                        value: value,
+                        child: Text(value),
+                      );
+                    }).toList(),
+                    onChanged: (mode) => onChange(mode),
+                  ),
+                ),
+              )
+            ],
+          )
+        ],
+      ),
+    );
+  }
+}

lib/entities/climate/widgets/mode_swicth.dart

@@ -0,0 +1,53 @@
+part of '../../../main.dart';
+
+class ModeSwitchWidget extends StatelessWidget {
+
+  final String caption;
+  final onChange;
+  final double captionFontSize;
+  final bool value;
+  final bool expanded;
+  final EdgeInsets padding;
+
+  ModeSwitchWidget({
+    Key key,
+    @required this.caption,
+    @required this.onChange,
+    this.captionFontSize,
+    this.value,
+    this.expanded: true,
+    this.padding: const EdgeInsets.only(left: Sizes.leftWidgetPadding, right: Sizes.rightWidgetPadding)
+  }) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return Padding(
+      padding: this.padding,
+      child: Row(
+        children: <Widget>[
+          _buildCaption(),
+          Switch(
+            onChanged: (value) => onChange(value),
+            value: value ?? false,
+          )
+        ],
+      )
+    );
+  }
+
+  Widget _buildCaption() {
+    Widget captionWidget = Text(
+      "$caption",
+      style: TextStyle(
+          fontSize: captionFontSize ?? Sizes.stateFontSize
+      ),
+    );
+    if (expanded) {
+      return Expanded(
+        child: captionWidget,
+      );
+    }
+    return captionWidget;
+  }
+
+}

lib/entities/default_entity_container.widget.dart

@@ -0,0 +1,70 @@
+part of '../main.dart';
+
+class DefaultEntityContainer extends StatelessWidget {
+  DefaultEntityContainer({
+    Key key,
+    @required this.state
+  }) : super(key: key);
+
+  final Widget state;
+
+  @override
+  Widget build(BuildContext context) {
+    final EntityModel entityModel = EntityModel.of(context);
+    if (entityModel.entityWrapper.entity.statelessType == StatelessEntityType.MISSED) {
+      return MissedEntityWidget();
+    }
+    if (entityModel.entityWrapper.entity.statelessType == StatelessEntityType.DIVIDER) {
+      return Divider(
+        color: Colors.black45,
+      );
+    }
+    if (entityModel.entityWrapper.entity.statelessType == StatelessEntityType.SECTION) {
+      return Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        mainAxisSize: MainAxisSize.min,
+        children: <Widget>[
+          Divider(
+            color: Colors.black45,
+          ),
+          Text(
+              "${entityModel.entityWrapper.entity.displayName}",
+            style: TextStyle(color: Colors.blue),
+          )
+        ],
+      );
+    }
+    Widget result = Row(
+      mainAxisSize: MainAxisSize.max,
+      children: <Widget>[
+        EntityIcon(),
+
+        Flexible(
+          fit: FlexFit.tight,
+          flex: 3,
+          child: EntityName(
+            padding: EdgeInsets.fromLTRB(10.0, 2.0, 10.0, 2.0),
+          ),
+        ),
+        state
+      ],
+    );
+    if (entityModel.handleTap) {
+      return InkWell(
+        onLongPress: () {
+          if (entityModel.handleTap) {
+            entityModel.entityWrapper.handleHold();
+          }
+        },
+        onTap: () {
+          if (entityModel.handleTap) {
+            entityModel.entityWrapper.handleTap();
+          }
+        },
+        child: result,
+      );
+    } else {
+      return result;
+    }
+  }
+}

lib/entities/entity_colors.class.dart

@@ -0,0 +1,75 @@
+part of '../main.dart';
+
+class EntityColor {
+
+  static const defaultStateColor = Color.fromRGBO(68, 115, 158, 1.0);
+
+  static const badgeColors = {
+    "default": Color.fromRGBO(223, 76, 30, 1.0),
+    "binary_sensor": Color.fromRGBO(3, 155, 229, 1.0)
+  };
+
+  static const _stateColors = {
+    EntityState.on: Colors.amber,
+    "auto": Colors.amber,
+    EntityState.active: Colors.amber,
+    EntityState.playing: Colors.amber,
+    EntityState.paused: Colors.amber,
+    "above_horizon": Colors.amber,
+    EntityState.home:  Colors.amber,
+    EntityState.open:  Colors.amber,
+    EntityState.off: defaultStateColor,
+    EntityState.closed: defaultStateColor,
+    "below_horizon": defaultStateColor,
+    "default": defaultStateColor,
+    EntityState.idle: defaultStateColor,
+    "heat": Colors.redAccent,
+    "cool": Colors.lightBlue,
+    EntityState.unavailable: Colors.black26,
+    EntityState.unknown: Colors.black26,
+    EntityState.alarm_disarmed: Colors.green,
+    EntityState.alarm_armed_away: Colors.redAccent,
+    EntityState.alarm_armed_custom_bypass: Colors.redAccent,
+    EntityState.alarm_armed_home: Colors.redAccent,
+    EntityState.alarm_armed_night: Colors.redAccent,
+    EntityState.alarm_triggered: Colors.redAccent,
+    EntityState.alarm_arming: Colors.amber,
+    EntityState.alarm_disarming: Colors.amber,
+    EntityState.alarm_pending: Colors.amber,
+  };
+
+  static Color stateColor(String state) {
+    return _stateColors[state] ?? _stateColors["default"];
+  }
+
+  static charts.Color chartHistoryStateColor(String state, int id) {
+    Color c = _stateColors[state];
+    if (c != null) {
+      return charts.Color(
+          r: c.red,
+          g: c.green,
+          b: c.blue,
+          a: c.alpha
+      );
+    } else {
+      double r = id.toDouble() % 10;
+      return charts.MaterialPalette.getOrderedPalettes(10)[r.round()].shadeDefault;
+    }
+  }
+
+  static Color historyStateColor(String state, int id) {
+    Color c = _stateColors[state];
+    if (c != null) {
+      return c;
+    } else {
+      if (id > -1) {
+        double r = id.toDouble() % 10;
+        charts.Color c1 = charts.MaterialPalette.getOrderedPalettes(10)[r.round()].shadeDefault;
+        return Color.fromARGB(c1.a, c1.r, c1.g, c1.b);
+      } else {
+        return _stateColors[EntityState.on];
+      }
+    }
+  }
+
+}

lib/entities/entity_icon.widget.dart

@@ -0,0 +1,74 @@
+part of '../main.dart';
+
+class EntityIcon extends StatelessWidget {
+
+  final EdgeInsetsGeometry padding;
+  final double size;
+  final Color color;
+
+  const EntityIcon({Key key, this.color, this.size: Sizes.iconSize, this.padding: const EdgeInsets.all(0.0)}) : super(key: key);
+
+  int getDefaultIconByEntityId(String entityId, String deviceClass, String state) {
+    String domain = entityId.split(".")[0];
+    String iconNameByDomain = MaterialDesignIcons.defaultIconsByDomains["$domain.$state"] ?? MaterialDesignIcons.defaultIconsByDomains["$domain"];
+    String iconNameByDeviceClass;
+    if (deviceClass != null) {
+      iconNameByDeviceClass = MaterialDesignIcons.defaultIconsByDeviceClass["$domain.$deviceClass.$state"] ?? MaterialDesignIcons.defaultIconsByDeviceClass["$domain.$deviceClass"];
+    }
+    String iconName = iconNameByDeviceClass ?? iconNameByDomain;
+    if (iconName != null) {
+      return MaterialDesignIcons.iconsDataMap[iconName] ?? 0;
+    } else {
+      return 0;
+    }
+  }
+
+  Widget buildIcon(EntityWrapper data, Color color) {
+    if (data == null) {
+      return null;
+    }
+    if (data.entityPicture != null) {
+      return Container(
+        height: size+12,
+        width: size+12,
+        decoration: BoxDecoration(
+            shape: BoxShape.circle,
+            image: DecorationImage(
+              fit:BoxFit.cover,
+              image: CachedNetworkImageProvider(
+                "${data.entityPicture}"
+              ),
+            )
+        ),
+      );
+    }
+    String iconName = data.icon;
+    int iconCode = 0;
+    if (iconName.length > 0) {
+      iconCode = MaterialDesignIcons.getIconCodeByIconName(iconName);
+    } else {
+      iconCode = getDefaultIconByEntityId(data.entity.entityId,
+          data.entity.deviceClass, data.entity.state); //
+    }
+    return Padding(
+        padding: EdgeInsets.fromLTRB(6.0, 6.0, 6.0, 6.0),
+        child: Icon(
+          IconData(iconCode, fontFamily: 'Material Design Icons'),
+          size: size,
+          color: color,
+        )
+    );
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final EntityWrapper entityWrapper = EntityModel.of(context).entityWrapper;
+    return Padding(
+      padding: padding,
+      child: buildIcon(
+          entityWrapper,
+          color ?? EntityColor.stateColor(entityWrapper.entity.state)
+      ),
+    );
+  }
+}

lib/entities/entity_model.widget.dart

@@ -0,0 +1,22 @@
+part of '../main.dart';
+
+class EntityModel extends InheritedWidget {
+  const EntityModel({
+    Key key,
+    @required this.entityWrapper,
+    @required this.handleTap,
+    @required Widget child,
+  }) : super(key: key, child: child);
+
+  final EntityWrapper entityWrapper;
+  final bool handleTap;
+
+  static EntityModel of(BuildContext context) {
+    return context.inheritFromWidgetOfExactType(EntityModel);
+  }
+
+  @override
+  bool updateShouldNotify(InheritedWidget oldWidget) {
+    return true;
+  }
+}

lib/entities/entity_name.widget.dart

@@ -0,0 +1,33 @@
+part of '../main.dart';
+
+class EntityName extends StatelessWidget {
+
+  final EdgeInsetsGeometry padding;
+  final TextOverflow textOverflow;
+  final bool wordsWrap;
+  final double fontSize;
+  final TextAlign textAlign;
+  final int maxLines;
+
+  const EntityName({Key key, this.maxLines, this.padding: const EdgeInsets.only(right: 10.0), this.textOverflow: TextOverflow.ellipsis, this.wordsWrap: true, this.fontSize: Sizes.nameFontSize, this.textAlign: TextAlign.left}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    final EntityWrapper entityWrapper = EntityModel.of(context).entityWrapper;
+    TextStyle textStyle = TextStyle(fontSize: fontSize);
+    if (entityWrapper.entity.statelessType == StatelessEntityType.WEBLINK) {
+      textStyle = textStyle.apply(color: Colors.blue, decoration: TextDecoration.underline);
+    }
+    return Padding(
+      padding: padding,
+      child: Text(
+        "${entityWrapper.displayName}",
+        overflow: textOverflow,
+        softWrap: wordsWrap,
+        maxLines: maxLines,
+        style: textStyle,
+        textAlign: textAlign,
+      ),
+    );
+  }
+}

lib/entities/flat_service_button.widget.dart

@@ -0,0 +1,41 @@
+part of '../main.dart';
+
+class FlatServiceButton extends StatelessWidget {
+
+  final String serviceDomain;
+  final String serviceName;
+  final String entityId;
+  final String text;
+  final double fontSize;
+
+  FlatServiceButton({
+    Key key,
+    @required this.serviceDomain,
+    @required this.serviceName,
+    @required this.entityId,
+    @required this.text,
+    this.fontSize: Sizes.stateFontSize
+  }) : super(key: key);
+
+  void _setNewState() {
+    eventBus.fire(new ServiceCallEvent(serviceDomain, serviceName, entityId, null));
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return SizedBox(
+        height: fontSize*2.5,
+        child: FlatButton(
+          onPressed: (() {
+            _setNewState();
+          }),
+          child: Text(
+            text,
+            textAlign: TextAlign.right,
+            style:
+            new TextStyle(fontSize: fontSize, color: Colors.blue),
+          ),
+        )
+    );
+  }
+}

lib/entities/light/widgets/light_color_picker.dart

@@ -0,0 +1,101 @@
+part of '../../../main.dart';
+
+class LightColorPicker extends StatefulWidget {
+
+  final HSVColor color;
+  final onColorSelected;
+  final double hueStep;
+  final double saturationStep;
+  final EdgeInsets padding;
+
+  LightColorPicker({this.color, this.onColorSelected, this.hueStep: 15.0, this.saturationStep: 0.2, this.padding: const EdgeInsets.fromLTRB(Sizes.leftWidgetPadding, Sizes.rowPadding, Sizes.rightWidgetPadding, 0.0)});
+
+  @override
+  LightColorPickerState createState() => new LightColorPickerState();
+}
+
+class LightColorPickerState extends State<LightColorPicker> {
+
+  @override
+  void initState() {
+    super.initState();
+
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    List<Widget> colorRows = [];
+    Border border;
+    bool isSomethingSelected = false;
+    Logger.d("Current colotfor picker: [${widget.color.hue}, ${widget.color.saturation}]");
+    for (double saturation = 1.0; saturation >= (0.0 + widget.saturationStep); saturation = double.parse((saturation - widget.saturationStep).toStringAsFixed(2))) {
+      List<Widget> rowChildren = [];
+      //Logger.d("$saturation");
+      double roundedSaturation = double.parse(widget.color.saturation.toStringAsFixed(1));
+      //Logger.d("Rounded saturation=$roundedSaturation");
+      for (double hue = 0; hue <= (365 - widget.hueStep);
+      hue += widget.hueStep) {
+        bool isExactHue = widget.color.hue.round() == hue;
+        bool isHueInRange = widget.color.hue.round() > hue && widget.color.hue.round() < (hue+widget.hueStep);
+        bool isExactSaturation = roundedSaturation == saturation;
+        bool isSaturationInRange = roundedSaturation > saturation && roundedSaturation < double.parse((saturation+widget.saturationStep).toStringAsFixed(1));
+        if ((isExactHue || isHueInRange) && (isExactSaturation || isSaturationInRange)) {
+          //Logger.d("$isExactHue $isHueInRange $isExactSaturation $isSaturationInRange (${saturation+widget.saturationStep})");
+          border = Border.all(
+            width: 2.0,
+            color: Colors.white,
+          );
+          isSomethingSelected = true;
+        } else {
+          border = null;
+        }
+        HSVColor currentColor = HSVColor.fromAHSV(1.0, hue, double.parse(saturation.toStringAsFixed(2)), 1.0);
+        rowChildren.add(
+            Flexible(
+                child: GestureDetector(
+                  child: Container(
+                    height: 40.0,
+                    decoration: BoxDecoration(
+                        color: currentColor.toColor(),
+                        border: border,
+                    ),
+                  ),
+                  onTap: () => widget.onColorSelected(currentColor),
+                )
+            )
+        );
+      }
+      colorRows.add(
+          Row(
+            children: rowChildren,
+          )
+      );
+    }
+    colorRows.add(
+        Flexible(
+            child: GestureDetector(
+              child: Container(
+                height: 40.0,
+                decoration: BoxDecoration(
+                  color: Colors.white,
+                  border: isSomethingSelected ? null : Border.all(
+                    width: 2.0,
+                    color: Colors.amber[200],
+                  )
+                ),
+              ),
+              onTap: () => widget.onColorSelected(HSVColor.fromAHSV(1.0, 30.0, 0.0, 1.0)),
+            )
+        )
+    );
+    return Padding(
+      child: Column(
+        mainAxisSize: MainAxisSize.min,
+        crossAxisAlignment: CrossAxisAlignment.center,
+        children: colorRows,
+      ),
+      padding: widget.padding,
+    );
+
+  }
+}

lib/entities/missed_entity.widget.dart

@@ -0,0 +1,19 @@
+part of '../main.dart';
+
+class MissedEntityWidget extends StatelessWidget {
+  MissedEntityWidget({
+    Key key
+  }) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    final EntityModel entityModel = EntityModel.of(context);
+    return Container(
+        child: Padding(
+          padding: EdgeInsets.all(5.0),
+          child: Text("Entity not available: ${entityModel.entityWrapper.entity.entityId}"),
+        ),
+        color: Colors.amber[100],
+    );
+  }
+}

lib/entities/simple_state.widget.dart

@@ -0,0 +1,59 @@
+part of '../main.dart';
+
+class SimpleEntityState extends StatelessWidget {
+
+  final bool expanded;
+  final TextAlign textAlign;
+  final EdgeInsetsGeometry padding;
+  final int maxLines;
+  final String customValue;
+  final double fontSize;
+  final bool bold;
+
+  const SimpleEntityState({Key key,this.bold: false, this.maxLines: 10, this.fontSize: Sizes.stateFontSize, this.expanded: true, this.textAlign: TextAlign.right, this.padding: const EdgeInsets.fromLTRB(0.0, 0.0, Sizes.rightWidgetPadding, 0.0), this.customValue}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    final entityModel = EntityModel.of(context);
+    String state;
+    if (customValue == null) {
+      state = entityModel.entityWrapper.entity.displayState ?? "";
+      state = state.replaceAll("\n", "").replaceAll("\t", " ").trim();
+    } else {
+      state = customValue;
+    }
+    TextStyle textStyle =  TextStyle(
+      fontSize: this.fontSize,
+      fontWeight: FontWeight.normal
+    );
+    if (entityModel.entityWrapper.entity.statelessType == StatelessEntityType.CALL_SERVICE) {
+      textStyle = textStyle.apply(color: Colors.blue);
+    }
+    if (this.bold) {
+      textStyle = textStyle.apply(fontWeightDelta: 100);
+    }
+    while (state.contains("  ")){
+      state = state.replaceAll("  ", " ");
+    }
+    Widget result = Padding(
+      padding: padding,
+      child: Text(
+        "$state ${entityModel.entityWrapper.unitOfMeasurement}",
+        textAlign: textAlign,
+        maxLines: maxLines,
+        overflow: TextOverflow.ellipsis,
+        softWrap: true,
+        style: textStyle
+      )
+    );
+    if (expanded) {
+      return Flexible(
+        fit: FlexFit.tight,
+        flex: 2,
+        child: result,
+      );
+    } else {
+      return result;
+    }
+  }
+}

lib/entities/universal_slider.widget.dart

@@ -0,0 +1,58 @@
+part of '../main.dart';
+
+class UniversalSlider extends StatelessWidget {
+
+  final onChanged;
+  final onChangeEnd;
+  final Widget leading;
+  final Widget closing;
+  final String title;
+  final double min;
+  final double max;
+  final double value;
+  final EdgeInsets padding;
+
+  const UniversalSlider({Key key, this.onChanged, this.onChangeEnd, this.leading, this.closing, this.title, this.min, this.max, this.value, this.padding: const EdgeInsets.fromLTRB(Sizes.leftWidgetPadding, Sizes.rowPadding, Sizes.rightWidgetPadding, 0.0)}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    List <Widget> row = [];
+    if (leading != null) {
+      row.add(leading);
+    }
+    row.add(
+        Flexible(
+          child: Slider(
+            value: value,
+            min: min,
+            max: max,
+            onChanged: (value) => onChanged(value),
+            onChangeEnd: (value) => onChangeEnd(value),
+          ),
+        )
+    );
+    if (closing != null) {
+      row.add(closing);
+    }
+    return Padding(
+      padding: padding,
+      child: Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: <Widget>[
+          Container(height: Sizes.rowPadding,),
+          Text(
+            "$title",
+            style: TextStyle(fontSize: Sizes.stateFontSize),
+          ),
+          Container(height: Sizes.rowPadding,),
+          Row(
+            mainAxisSize: MainAxisSize.min,
+            children: row,
+          ),
+          Container(height: Sizes.rowPadding,)
+        ],
+      ),
+    );
+  }
+
+}