Attempting to move the input form to a popup.

lib/main.dart

@@ -50,9 +50,11 @@ class _HomePageState extends State<HomePage> {
   @override
   Widget build(BuildContext context) {
     Widget page;
+    Widget? dialog;
     switch (pageSelected) {
       case 0:
         page = ExpensePage();
+        dialog = ExpenseInputForm();
       case 1:
         page = IncomePage();
       case 2:
@@ -65,6 +67,19 @@ class _HomePageState extends State<HomePage> {
         throw UnimplementedError('No widget for page $pageSelected yet!');
     }
 
+    Widget newExpense() {
+      return AlertDialog(title: Text("Add New Value"), content: dialog);
+    }
+
+    Widget? floatingButton;
+    if (dialog != null) {
+      floatingButton = IconButton(
+        onPressed: newExpense,
+        icon: Icon(Icons.add),
+        color: Theme.of(context).colorScheme.onSurface,
+      );
+    }
+
     return LayoutBuilder(builder: (context, constraints) {
       return Scaffold(
         body: Row(
@@ -110,7 +125,7 @@ class _HomePageState extends State<HomePage> {
             ),
           ],
         ),
-        //floatingActionButton: IconButton(onPressed: appState.newExpense(), icon: Icon(Icons.add)),
+        floatingActionButton: floatingButton,
       );
     });
   }