40 lines
1016 B
Dart
40 lines
1016 B
Dart
import 'package:flutter/material.dart';
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class AMapGradView extends StatefulWidget {
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///子控件列表
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final List<Widget> childrenWidgets;
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///一行的数量
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final int? crossAxisCount;
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///宽高比
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final double? childAspectRatio;
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AMapGradView(
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{super.key,
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this.crossAxisCount,
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this.childAspectRatio,
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required this.childrenWidgets});
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@override
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_GradViewState createState() => _GradViewState();
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}
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class _GradViewState extends State<AMapGradView> {
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@override
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Widget build(BuildContext context) {
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return GridView.count(
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primary: false,
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physics: NeverScrollableScrollPhysics(),
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//水平子Widget之间间距
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crossAxisSpacing: 1.0,
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//垂直子Widget之间间距
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mainAxisSpacing: 0.5,
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//一行的Widget数量
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crossAxisCount: widget.crossAxisCount ?? 2,
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//宽高比
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childAspectRatio: widget.childAspectRatio ?? 4,
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children: widget.childrenWidgets,
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shrinkWrap: true);
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}
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}
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