switch oscillation on flutter

Question

it's my first question here, I'm newbi. I have an issue with switch on flutter.

I did this simple code like the example but in a certain moment, when I switch quickely, the switch begin to oscillate. how can I fix this problem? thank you

bool _switchValue = false;

@override
Widget build(BuildContext context) {

return new Scaffold(
  body: new Container(
    padding: new EdgeInsets.all(32.0),
    child: new Column(
      children: <Widget>[
         new Switch(
          value: _switchValue,
          onChanged: (bool value) { setState(() {
            _switchValue = value;
              }
            );
          },
        )
      ],
     )
   )
 );
}

Solution

This is a known bug that is fixed with an update.

The bug is discussed here: https://github.com/flutter/flutter/issues/17773

Fix commit is here if you wish to fix it for your self by editing the packages/flutter/lib/src/material/toggleable.dart file: https://github.com/flutter/flutter/pull/17821