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# CupertinoSlidingSegmentedControl
iOS 13 样式分段控件。
String _value = '语文';
Widget build(BuildContext context) {
return Center(
child: CupertinoSlidingSegmentedControl(
children: {
'语文':Container(child: Text('语文'), padding: EdgeInsets.symmetric(vertical: 5,horizontal: 10),),
'数学':Container(child: Text('数学'), padding: EdgeInsets.symmetric(vertical: 5,horizontal: 10),),
'体育':Container(child: Text('体育'), padding: EdgeInsets.symmetric(vertical: 5,horizontal: 10),)
},
groupValue: _value,
onValueChanged: (value){
setState(() {
_value = value;
});
},
),
);
}
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