forked from lxm_flutter/FlutterUnit
56 lines
1.4 KiB
Dart
56 lines
1.4 KiB
Dart
import 'package:flutter/material.dart';
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import '../../../../app/utils/color_utils.dart';
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/// create by 张风捷特烈 on 2020-03-22
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/// contact me by email 1981462002@qq.com
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/// 说明:
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// {
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// "widgetId": 106,
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// "name": 'Expanded基本使用',
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// "priority": 1,
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// "subtitle":
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// "【child】 : 孩子 【Widget】\n"
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// "【flex】 : 剩余空间分配占比 【int】",
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// }
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class CustomExpended extends StatefulWidget {
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@override
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_CustomExpendedState createState() => _CustomExpendedState();
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}
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class _CustomExpendedState extends State<CustomExpended> {
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@override
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Widget build(BuildContext context) {
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return Container(
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child: Column(
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children: <Widget>[
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buildRow([0, 0, 0]),
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SizedBox(height: 10,),
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buildRow([0, 0, 1]),
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SizedBox(height: 10,),
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buildRow([1, 1, 1]),
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SizedBox(height: 10,),
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buildRow([2, 3, 3]),
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],
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),
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);
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}
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Widget buildRow(List<int> num) {
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return Row(
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children: num.map((e) => Expanded(
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flex: e,
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child: Container(
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alignment: Alignment.center,
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width: 50,
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height: 50,
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color: ColorUtils.randomColor(),
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child: Text(
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'flex=$e',
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style: TextStyle(color: Colors.white),
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),
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),
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)).toList());
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}
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}
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