Fix floating number, menu font size

lib/view/exercise_new_page.dart

@@ -1,6 +1,7 @@
 import 'package:aitrainer_app/localization/app_language.dart';
 import 'package:aitrainer_app/localization/app_localization.dart';
 import 'package:aitrainer_app/viewmodel/exercise_changing_view_model.dart';
+import 'package:flutter/services.dart';
 import 'package:intl/intl.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
@@ -153,6 +154,9 @@ class _ExerciseNewPageState extends State {
               validator: (input) {
                 return validateNumberInput(input);
               },
+              inputFormatters: [
+                WhitelistingTextInputFormatter(RegExp(r"[\d.]"))
+              ],
               onFieldSubmitted: (input) => {
                 print ("UnitQuantity value $input"),
                 model.exerciseViewModel.setUnitQuantity(
@@ -186,6 +190,9 @@ class _ExerciseNewPageState extends State {
               validator: (input) {
                 return validateNumberInput(input);
               },
+              inputFormatters: [
+                  WhitelistingTextInputFormatter(RegExp(r"[\d.]"))
+              ],
               onFieldSubmitted: (input) =>
               {
                   print ("Quantity value $input"),
@@ -212,11 +219,19 @@ class _ExerciseNewPageState extends State {
       return null;
     }
 
+    Pattern pattern = r'^\d+(?:\.\d+)?$';
+    RegExp regex = new RegExp(pattern);
+    if (!regex.hasMatch(input)) {
+      return error;
+    }
+
     rc = double.tryParse(input);
     if ( rc == null ) {
       return error;
     }
 
+
+
     if ( ! ( double.parse(input) < 10000 && double.parse(input) > 0) ) {
       return error;
     }

lib/view/menu_page.dart

@@ -1,3 +1,4 @@
+import 'package:aitrainer_app/localization/app_localization.dart';
 import 'package:aitrainer_app/model/auth.dart';
 import 'package:aitrainer_app/model/exercise_type.dart';
 import 'package:aitrainer_app/model/workout_tree.dart';
@@ -36,8 +37,9 @@ class _MenuPageState extends State<MenuPage> {
         appBar: AppBar(
           backgroundColor: Colors.transparent,
           title: Row(
-            mainAxisAlignment: MainAxisAlignment.end,
+            mainAxisAlignment: MainAxisAlignment.spaceBetween,
             children: <Widget>[
+              Text(AppLocalizations.of(context).translate("Tests")),
               Image.asset(
                 'asset/image/WT_long_logo.png',
                 fit: BoxFit.cover,
@@ -46,7 +48,7 @@ class _MenuPageState extends State<MenuPage> {
             ],
           ),
           leading: IconButton(
-            icon: Icon(Icons.arrow_back, color: Colors.black),
+            icon: Icon(Icons.arrow_back, color: Colors.white),
             onPressed: () => {
                 this.setState(() {
                   widget.parent = 0;
@@ -104,7 +106,7 @@ class _MenuPageState extends State<MenuPage> {
                           },
                         ),
                       } else {
-                        exerciseType = Common.getExerciseType(workoutTree.exercise_type_id),
+                        exerciseType = Common.getExerciseType(workoutTree.exerciseTypeId),
                         model.setExerciseType(exerciseType),
                         model.setCustomer(Auth().userLoggedIn),
                         if ( Auth().userLoggedIn == null  ) {