flutter_table

 @override
  void initState() {
    super.initState();

    //监听第一列变动
    firstColumnController.addListener(() {
      if (firstColumnController.offset != thirdColumnController.offset) {
        thirdColumnController.jumpTo(firstColumnController.offset);
      }
    });

    //监听第三列变动
    thirdColumnController.addListener(() {
      if (firstColumnController.offset != thirdColumnController.offset) {
        firstColumnController.jumpTo(thirdColumnController.offset);
      }
    });

    //监听第一行变动
    firstRowController.addListener(() {
      if (firstRowController.offset != secondedRowController.offset) {
        secondedRowController.jumpTo(firstRowController.offset);
      }
    });

    //监听第二行变动
    secondedRowController.addListener(() {
      if (firstRowController.offset != secondedRowController.offset) {
        firstRowController.jumpTo(secondedRowController.offset);
      }
    });
 
 	......
 
 }

class _TablePageState extends State<TablePage>{
  List<String> titleList = ['日期','项目','预计完成时间','项目','项目'];

  //列表所有数据
  List<List<String>> allList = List();
  List<String> contentList = List();
  // List<double> titleWidthList = [100];
  Map<int, double> titleWidthMap = Map();
  List<List<String>> _getContentList() {
    for (int i = 1; i < 20; i++) {
      contentList = List();
      contentList.add("202$i");
      contentList.add("学习2222222$i");
      contentList.add("202103$i");
      contentList.add("202103$i");
      contentList.add("202103$i");
      allList.add(contentList);
    }
    return allList;
  }


  List<String> _getSelectList(){
    List<String> selectList = List();
    selectList.add("2,5");
    selectList.add("0,1");
    selectList.add("3,0");
    selectList.add("0,4");
    selectList.add("0,6");
    selectList.add("0,0");
    return selectList;
  }

  @override
  Widget build(BuildContext context) {
    // TODO: implement build
    ScreenAdapter.init(context);
    titleWidthMap = {0:100,1:50,2:200,5:30};

    return Scaffold(
      appBar: AppBar(
        title: Text("Table"),
      ),
      body: Container(
        child: TableWidget(titleList,_getContentList(),selectList: _getSelectList(),
            onTap: (x,y){
              print("外部  x=$x y=$y");
            }),
      ),
    );
  }

}