forked from lxm_flutter/FlutterUnit
80 lines
3.0 KiB
Dart
80 lines
3.0 KiB
Dart
import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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/// create by 张风捷特烈 on 2020/9/21
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/// contact me by email 1981462002@qq.com
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/// 说明: 317 TableCell 表室 必须在 Table 组件的后代中使用，用于控制表孩子的竖直方向对齐方式，并没是什么太大的作用。
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// {
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// "widgetId": 317,
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// "name": 'TableCell基本使用',
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// "priority": 1,
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// "subtitle":
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// "【child】 : 组件 【Widget】\n"
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// "【verticalAlignment】 : 竖直对齐方式 【TableCellVerticalAlignment】",
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// }
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class TableCellDemo extends StatelessWidget {
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@override
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Widget build(BuildContext context) {
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var title = _ItemBean("单位称", "量纲", "单位", "单位名称", "单位符号");
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var m = _ItemBean("长度", "L", "1m", "米", "m");
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var kg = _ItemBean("质量", "M", "1Kg", "千克", "Kg");
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var s = _ItemBean("时间", "T", "1s", "秒", "s");
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var a = _ItemBean("安培", "Ι", "1A", "安培", "A");
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var k = _ItemBean("热力学温度", "θ", "1K", "开尔文", "K");
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var mol = _ItemBean("物质的量", "N", "1mol", "摩尔", "mol");
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var cd = _ItemBean("发光强度", "J", "1cd", "坎德拉", "cd");
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var data = <_ItemBean>[title, m, kg, s, a, k, mol, cd];
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return SingleChildScrollView(
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scrollDirection: Axis.horizontal,
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child: Table(
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columnWidths: const <int, TableColumnWidth>{
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0: FixedColumnWidth(80.0),
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1: FixedColumnWidth(80.0),
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2: FixedColumnWidth(80.0),
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3: FixedColumnWidth(80.0),
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4: FixedColumnWidth(80.0),
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},
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defaultVerticalAlignment: TableCellVerticalAlignment.middle,
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border: TableBorder.all(
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color: Colors.orangeAccent, width: 1.0, style: BorderStyle.solid),
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children: data
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.map((item) => TableRow(children: <Widget>[
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TableCell(
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verticalAlignment: TableCellVerticalAlignment.bottom,
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child: Text(
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item.name,
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style: TextStyle(color: Colors.blue),
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)),
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TableCell(
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verticalAlignment: TableCellVerticalAlignment.baseline,
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child: Text(item.symbol)),
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TableCell(
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verticalAlignment: TableCellVerticalAlignment.top,
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child: Text(item.unitSymbol)),
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TableCell(
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verticalAlignment: TableCellVerticalAlignment.fill,
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child: Text(item.unitName)),
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TableCell(
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verticalAlignment: TableCellVerticalAlignment.middle,
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child: Container(height: 30, child: Text(item.unit)),
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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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}
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}
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class _ItemBean {
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String name;
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String symbol;
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String unit;
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String unitName;
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String unitSymbol;
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_ItemBean(this.name, this.symbol, this.unit, this.unitName, this.unitSymbol);
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}
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