Correct subscription cancel button

lib/ui/app/forms/save_cancel_buttons.dart

@@ -37,7 +37,7 @@ class SaveCancelButtons extends StatelessWidget {
             return TextButton(
               child: Text(
                 cancelLabel ?? localization.cancel,
-                style: isHeader && isEnabled
+                style: isHeader && (isEnabled || isCancelEnabled)
                     ? TextStyle(color: store.state.headerTextColor)
                     : null,
               ),

lib/ui/company_gateway/company_gateway_screen.dart

@@ -43,6 +43,7 @@ class CompanyGatewayScreen extends StatelessWidget {
       appBarActions: [
         if (viewModel.isInMultiselect)
           SaveCancelButtons(
+            isHeader: true,
             saveLabel: localization.done,
             onSavePressed: listUIState.selectedIds.isEmpty
                 ? null
@@ -80,6 +81,7 @@ class CompanyGatewayScreen extends StatelessWidget {
         SaveCancelButtons(
           isEnabled: state.uiState.settingsUIState.isChanged,
           isCancelEnabled: true,
+          isHeader: true,
           isSaving: state.isSaving,
           onSavePressed: viewModel.onSavePressed,
           onCancelPressed: (_) {

lib/ui/group/view/group_view.dart

@@ -1,6 +1,5 @@
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
-import 'package:invoiceninja_flutter/data/models/company_model.dart';
 import 'package:invoiceninja_flutter/data/models/entities.dart';
 import 'package:invoiceninja_flutter/data/models/models.dart';
 import 'package:invoiceninja_flutter/redux/app/app_state.dart';

lib/ui/subscription/view/subscription_view.dart

@@ -41,6 +41,7 @@ class _SubscriptionViewState extends State<SubscriptionView> {
     return ViewScaffold(
       isFilter: widget.isFilter,
       entity: subscription,
+      onBackPressed: () => viewModel.onBackPressed(),
       body: ScrollableListView(
         children: <Widget>[
           EntityHeader(

lib/ui/subscription/view/subscription_view_vm.dart

@@ -3,6 +3,8 @@ import 'package:invoiceninja_flutter/constants.dart';
 import 'package:invoiceninja_flutter/redux/app/app_actions.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
+import 'package:invoiceninja_flutter/redux/ui/ui_actions.dart';
+import 'package:invoiceninja_flutter/ui/subscription/subscription_screen.dart';
 import 'package:invoiceninja_flutter/utils/completers.dart';
 import 'package:invoiceninja_flutter/utils/localization.dart';
 import 'package:redux/redux.dart';
@@ -45,6 +47,7 @@ class SubscriptionViewVM {
     @required this.onEntityAction,
     @required this.onRefreshed,
     @required this.isSaving,
+    @required this.onBackPressed,
     @required this.isLoading,
     @required this.isDirty,
   });
@@ -71,6 +74,9 @@ class SubscriptionViewVM {
       isDirty: subscription.isNew,
       subscription: subscription,
       onRefreshed: (context) => _handleRefresh(context),
+      onBackPressed: () {
+        store.dispatch(UpdateCurrentRoute(SubscriptionScreen.route));
+      },
       onEntityAction: (BuildContext context, EntityAction action) =>
           handleEntitiesActions(context, [subscription], action, autoPop: true),
     );
@@ -81,6 +87,7 @@ class SubscriptionViewVM {
   final CompanyEntity company;
   final Function(BuildContext, EntityAction) onEntityAction;
   final Function(BuildContext) onRefreshed;
+  final Function onBackPressed;
   final bool isSaving;
   final bool isLoading;
   final bool isDirty;