anchor.diff:          Map<int, bool> selected = new Map<int, bool>();
           int filtersLength = data.labels.length;
           for (int i = 0; i < filtersLength; i++) selected[i] = false;
  -        filterArguments = new FilterArguments(selected, data.labels, data.name, data.labelThemes);
  +        filterArguments = new FilterArguments(
  +            selected, data.labels, data.name, data.labelThemes);
         }
   
         //Initialize myEvents list if its null
  
positive.code:     } else {
        return Container();
      }
    }
  
    List<Widget> dateButtonList;
  
negative.code:     return new Scaffold(
        appBar: PreferredSize(
          preferredSize: Size.fromHeight(42),
          child: AppBar(
              title: Center(child: appBarTitleText), // Dynamically changed
              actions: <Widget>[isFull ? filterButtonEnabled() : Container()]),
        ),
        body: child,
      );
    }
  
    Widget filterButtonEnabled() {
      return FlatButton(
        child: Text(
          "Filter",
          style: TextStyle(color: Colors.white),
        ),
        onPressed: () {
          Navigator.pushNamed(context, RoutePaths.SpecialEventsFilterView,
              arguments: {
                "selectFilter": _selectFilter,
                "filterArguments": filterArguments
              });
        },
      );
    }
  
    Widget filterButtonDisabled() {
      return Container(child: Opacity(opacity: 0.0, child: Text("Filter")));
    }
  
    _selectFilter() {
  