refresh AlertDialog in flutter

Courageous Cormorant answered on February 5, 2022 Popularity 8/10 Helpfulness 2/10

answer refresh AlertDialog in flutter

refresh AlertDialog in flutter

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void main() => runApp(MaterialApp(home: Home()));

class Home extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
        body: Center(
            child: RaisedButton(
      child: Text('Open Dialog'),
      onPressed: () {
        showDialog(
            context: context,
            builder: (_) {
              return MyDialog();
            });
      },
    )));
  }
}

class MyDialog extends StatefulWidget {
  @override
  _MyDialogState createState() => new _MyDialogState();
}

class _MyDialogState extends State<MyDialog> {
  Color _c = Colors.redAccent;
  @override
  Widget build(BuildContext context) {
    return AlertDialog(
      content: Container(
        color: _c,
        height: 20.0,
        width: 20.0,
      ),
      actions: <Widget>[
        FlatButton(
            child: Text('Switch'),
            onPressed: () => setState(() {
                  _c == Colors.redAccent
                      ? _c = Colors.blueAccent
                      : _c = Colors.redAccent;
                }))
      ],
    );
  }
}

Popularity 8/10 Helpfulness 2/10 Language whatever

Source: stackoverflow.com

Tags: flutter refresh whatever

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Contributed on Feb 05 2022

Courageous Cormorant

0 Answers Avg Quality 2/10

refresh AlertDialog in flutter

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