onbackpressed – Tarik Billa

How to go back and refresh the previous page in Flutter?

March 26, 2023 by Tarik

You can trigger the API call when you navigate back to the first page like this pseudo-code class PageOne extends StatefulWidget { @override _PageOneState createState() => new _PageOneState(); } class _PageOneState extends State<PageOne> { _getRequests()async{ } @override Widget build(BuildContext context) { return new Scaffold( body: new Center( child: new RaisedButton(onPressed: ()=> Navigator.of(context).push(new MaterialPageRoute(builder: (_)=>new PageTwo()),) … Read more

How to implement onBackPressed() in Fragments?

September 11, 2022 by Tarik

I solved in this way override onBackPressed in the Activity. All the FragmentTransaction are addToBackStack before commit: @Override public void onBackPressed() { int count = getSupportFragmentManager().getBackStackEntryCount(); if (count == 0) { super.onBackPressed(); //additional code } else { getSupportFragmentManager().popBackStack(); } }