import 'package:flutter/material.dart'; import 'package:flutter/widgets.dart'; class TextParam extends StatelessWidget { final String title; final String? initial; final Function(String v) onChanged; TextParam(this.title, this.initial, this.onChanged); @override Widget build(BuildContext context) { return Padding( padding: const EdgeInsets.all(8.0), child: Row( children: [ Text(title), SizedBox(width: 2,), Expanded( child: TextField( controller: TextEditingController(text: initial), onChanged: onChanged, ), ), ], ), ); } }