amap_map/example/lib/widgets/amap_switch_button.dart

58 lines
1.3 KiB
Dart

import 'package:flutter/material.dart';
typedef OnChanged = void Function(bool value);
class AMapSwitchButton extends StatefulWidget {
const AMapSwitchButton({
super.key,
this.label,
this.onSwitchChanged,
this.defaultValue = true,
});
final Text? label;
final Function? onSwitchChanged;
final bool defaultValue;
@override
State<StatefulWidget> createState() => _SwitchButtonState();
}
class _SwitchButtonState extends State<AMapSwitchButton> {
late bool _localValue;
@override
void initState() {
super.initState();
_localValue = widget.defaultValue;
}
@override
Widget build(BuildContext context) {
return Row(
mainAxisSize: MainAxisSize.min,
children: [
Container(
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
mainAxisSize: MainAxisSize.min,
children: <Widget>[
widget.label!,
Switch(
value: _localValue,
onChanged: (null != widget.onSwitchChanged)
? (value) {
setState(() {
_localValue = value;
});
widget.onSwitchChanged!(value);
}
: null,
),
],
),
),
],
);
}
}