flutter create custom appbar
// ./components/appBar.dart import 'package:flutter/material.dart'; class CustomAppBar extends StatelessWidget with PreferredSizeWidget { final String _title; @override final Size preferredSize; CustomAppBar(this._title, { Key key}) : preferredSize = Size.fromHeight(50.0), super(key: key); @override Widget build(BuildContext context) { return AppBar( // your customization here title: Text('$_title'), centerTitle: true, backgroundColor: Colors.black54, ); } } // on the file using the appBar just: import 'package:flutter/material.dart'; import 'package:photo_app/components/appBar.dart'; class Albums extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( appBar: CustomAppBar('Your title here'), ); } }