import 'package:flutter/material.dart'; Widget buildThirdPage( TextEditingController signsController, void Function() nextPage, DropdownButtonFormField radiusField, ) { return Column( mainAxisSize: MainAxisSize.min, children: [ TextFormField( controller: signsController, decoration: const InputDecoration(labelText: 'Number of Signs'), keyboardType: TextInputType.number, ), const SizedBox(height: 10), radiusField, const SizedBox(height: 20), const Spacer(), Row( mainAxisAlignment: MainAxisAlignment.center, children: [TextButton(onPressed: nextPage, child: const Text("Next"))], ), ], ); }