Flutter, One of the key aspects of building user-friendly applications is seamless navigation. In Flutter, this is achieved through the Navigator widget, which manages the navigation stack and offers a simple yet effective way to navigate between screens. In this article, we will delve into the core concepts of Flutter Navigator, focusing on the push and pop methods, and explore how they contribute to a smooth, intuitive user experience.
Flutter Navigator pop/push
Navigator pushes using your first screen to move to another screen.
Navigator.push(
context, MaterialPageRoute(builder: ((context) => SecondPage())));If you want to back the second screen to the first screen
Navigator.pop(context);navigator.pop(context) not working | Solution
Source code:
import 'package:flutter/material.dart';
main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return MaterialApp(
home: FirstPage(),
);
}
}
// Hey guyes welcome to my channel...
// IN this tutorial you can easily learn how navigate or route page one to another screen...
//here already create two page in main.dart file one Firstpage another SecondPage
// here alreay create appbar and button now ... navigate one page to another page set ok...
class FirstPage extends StatelessWidget {
const FirstPage({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text("First Page"),
backgroundColor: Colors.green,
),
body: Center(
child: ElevatedButton(
child: Text("Click Me"),
onPressed: () {
// we want this page to SecondePage... when user clike me ....this text... ok
Navigator.push(
context, MaterialPageRoute(builder: ((context) => SecondPage())));
// now ready to go another page .. now check it... ok ...
// it's working but when user click back button not back screen... now fix it..
},
)),
);
}
}
class SecondPage extends StatelessWidget {
const SecondPage({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text("Second Page"),
backgroundColor: Colors.green,
),
body: Center(
child: ElevatedButton(
child: Text("Back"),
onPressed: () {
// when you click back button then show our first page... so ....
Navigator.pop(context);
// now test this code...
// it's working good... if you like this please subscribe and share..
// see you soon... code link in the description... thank you....
},
)),
);
}
}
Related Content: Flutter PageView Widget.
Conclusion
In conclusion, the Navigator widget in Flutter, with its push-and-pop methods, enables developers to create applications with smooth navigation between screens. Understanding and implementing these methods effectively is crucial for crafting applications that provide an intuitive and enjoyable user experience. By leveraging the Navigator widget and its associated methods, developers can harness the full potential of Flutter and create truly engaging applications that cater to the diverse needs of users across various platforms.
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