import 'package:flutter/material.dart';
/// create by 张风捷特烈 on 2020/4/30
/// contact me by email 1981462002@qq.com
/// 说明:
//    {
//      "widgetId": 110,
//      "name": 'Table基本使用',
//      "priority": 1,
//      "subtitle": "【children】 : 组件列表   【List<Widget>】\n"
//          "【columnWidths】 : 列宽   【Map<int, TableColumnWidth>】\n"
//          "【defaultColumnWidth】 : 默认列宽  【TableColumnWidth】\n"
//          "【border】 : 边线   【TableBorder】\n"
//          "【textDirection】 : 文字方向   【TextDirection】\n"
//          "【defaultVerticalAlignment】 : 单元格竖直方向对齐模式   【TableCellVerticalAlignment】",
//    }
class CustomTable extends StatelessWidget {
  const CustomTable({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    _ItemBean title = _ItemBean("单位称", "量纲", "单位", "单位名称", "单位符号");
    _ItemBean m = _ItemBean("长度", "L", "1m", "米", "m");
    _ItemBean kg = _ItemBean("质量", "M", "1Kg", "千克", "Kg");
    _ItemBean s = _ItemBean("时间", "T", "1s", "秒", "s");
    _ItemBean a = _ItemBean("安培", "Ι", "1A", "安培", "A");
    _ItemBean k = _ItemBean("热力学温度", "θ", "1K", "开尔文", "K");
    _ItemBean mol = _ItemBean("物质的量", "N", "1mol", "摩尔", "mol");
    _ItemBean cd = _ItemBean("发光强度", "J", "1cd", "坎德拉", "cd");

    List<_ItemBean> data = [title, m, kg, s, a, k, mol, cd];

    return SingleChildScrollView(
      scrollDirection: Axis.horizontal,
      child: Table(
        columnWidths: const <int, TableColumnWidth>{
          0: FixedColumnWidth(80.0),
          1: FixedColumnWidth(80.0),
          2: FixedColumnWidth(80.0),
          3: FixedColumnWidth(80.0),
          4: FixedColumnWidth(80.0),
        },
        defaultVerticalAlignment: TableCellVerticalAlignment.middle,
        border: TableBorder.all(
            color: Colors.orangeAccent, width: 1.0, style: BorderStyle.solid),
        children: data
            .map((item) => TableRow(children: <Widget>[
                  Center(
                      child: Text(
                    item.name,
                    style: const TextStyle(color: Colors.blue),
                  )),
                  Padding(
                    padding: const EdgeInsets.all(8.0),
                    child: Center(child: Text(item.symbol)),
                  ),
                  Padding(
                    padding: const EdgeInsets.all(8.0),
                    child: Center(child: Text(item.unitSymbol)),
                  ),
                  Padding(
                    padding: const EdgeInsets.all(8.0),
                    child: Center(child: Text(item.unitName)),
                  ),
                  Padding(
                    padding: const EdgeInsets.all(8.0),
                    child: Center(child: Text(item.unit)),
                  ),
                ]))
            .toList(),
      ),
    );
  }
}

class _ItemBean {
  String name;
  String symbol;
  String unit;
  String unitName;
  String unitSymbol;

  _ItemBean(this.name, this.symbol, this.unit, this.unitName, this.unitSymbol);
}