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import 'package:flutter/material.dart';
import 'package:progress_dialog/progress_dialog.dart';
ProgressDialog pr;
void main() {
runApp(MaterialApp(
home: FirstScreen(),
));
}
class FirstScreen extends StatefulWidget {
@override
_FirstScreenState createState() => _FirstScreenState();
}
class _FirstScreenState extends State<FirstScreen> {
ProgressDialog pr;
@override
Widget build(BuildContext context) {
pr = new ProgressDialog(context);
pr.style(message: 'Please wait...');
return Scaffold(
body: Center(
child: RaisedButton(
child: Text('Show dialog and go to next screen',
style: TextStyle(color: Colors.white)),
color: Colors.blueAccent,
onPressed: () {
pr.show();
Future.delayed(Duration(seconds: 3)).then((value) {
pr.hide().whenComplete(() {
Navigator.of(context).push(CupertinoPageRoute(
builder: (BuildContext context) => SecondScreen()));
});
});
},
),
),
);
}
}
class SecondScreen extends StatefulWidget {
@override
_SecondScreenState createState() => _SecondScreenState();
}
class _SecondScreenState extends State<SecondScreen> {
@override
Widget build(BuildContext context) {
return Scaffold(
body: Center(child: Text('I am second screen')),
);
}
}
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