Flutter Switch

Flutter series overall directory

Switch control a switch.

Attributes	Explanation
value	true: open false: Off
onChanged	Callback change
activeColor	Open state color
activeTrackColor	Color open state track
inactiveThumbColor	Off thumb colors
inactiveTrackColor	Off track color
activeThumbImage	Open state thumb picture
inactiveThumbImage	Off thumb picture
materialTapTargetSize	Click area

track and thumb position:

example:

import 'package:flutter/material.dart';

class SwitchDemo extends StatefulWidget {
  @override
  State<StatefulWidget> createState() => _SwitchDemo();
}

class _SwitchDemo extends State<SwitchDemo> {
  bool _value = true;

  @override
  Widget build(BuildContext context) {
    // TODO: implement build
    return Column(
      children: <Widget>[
        Switch(
          value: _value,
          onChanged: (newValue) {
            setState(() {
              _value = newValue;
            });
          },
          activeColor: Colors.red,
          activeTrackColor:Colors.black,
          inactiveThumbColor:Colors.green,
          inactiveTrackColor: Colors.blue,
          activeThumbImage: AssetImage(
            'images/1.png',
          ),
        ),
      ],
    );
  }
}