Flutter基础widgets教程-CupertinoSwitch篇

CupertinoSwitch({
    Key key,
    @required this.value,
    @required this.onChanged,
    this.activeColor,
    this.trackColor,
    this.dragStartBehavior = DragStartBehavior.start,
})

value: false,

activeColor: Colors.blue,

onChanged: (v) {
    print(v);
},