75 lines
1.8 KiB
Dart
75 lines
1.8 KiB
Dart
import 'package:amap_map_example/widgets/amap_gridview.dart';
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import 'package:flutter/material.dart';
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class AMapRadioGroup<T> extends StatefulWidget {
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final String? groupLabel;
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final T? groupValue;
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final Map<String, T>? radioValueMap;
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final ValueChanged<T?>? onChanged;
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AMapRadioGroup(
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{super.key,
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this.groupLabel,
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this.groupValue,
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this.radioValueMap,
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this.onChanged});
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@override
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State<AMapRadioGroup<T>> createState() => _AMapRadioGroupState<T>();
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}
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class _AMapRadioGroupState<T> extends State<AMapRadioGroup<T>> {
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T? _groupValue;
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@override
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void initState() {
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super.initState();
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_groupValue = (widget.groupValue);
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}
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@override
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Widget build(BuildContext context) {
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List<Widget> radioList = <Widget>[];
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_groupValue = (widget.groupValue);
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Widget myRadio(String label, dynamic radioValue) {
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return Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Text(label),
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Radio<T>(
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value: radioValue,
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groupValue: _groupValue,
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onChanged: (T? value) {
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setState(() {
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_groupValue = value;
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});
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widget.onChanged!(value);
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},
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),
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],
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);
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}
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if (widget.radioValueMap != null) {
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widget.radioValueMap!.forEach((key, value) {
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radioList.add(myRadio(key, value));
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});
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}
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return Container(
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padding: EdgeInsets.all(5),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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mainAxisSize: MainAxisSize.min,
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children: [
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Text(widget.groupLabel!),
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Container(
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padding: EdgeInsets.only(left: 10),
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child: AMapGradView(
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childrenWidgets: radioList,
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),
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),
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],
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),
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);
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}
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}
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