问如何将一个文件中的有状态小部件中创建的列表访问到另一个文件中的无状态小部件？

EN

import 'package:flutter/material.dart';
import 'package:todoapp/widgets/tasks_tile.dart';
import 'package:todoapp/models/Tasks.dart';

class TasksList extends StatefulWidget {
  @override
  _TasksListState createState() => _TasksListState();
}

class _TasksListState extends State<TasksList> {
  List<Task> task = [
    Task(
      taskTitle: "Buy Bread",
    ),
    Task(
      taskTitle: "Buy Cream",
    ),
    Task(
      taskTitle: "Buy Beer",
    )
  ];
  @override
  Widget build(BuildContext context) {
    return ListView.builder(
      itemCount: task.length,
      itemBuilder: (context,index){
        return TaskTile(isChecked: task[index].isDone,
        taskText: task[index].taskTitle,
        callBackCheckBox: (bool checkBoxState){
          setState(() {
            task[index].toogleDone();
          });
        });
    });
  }
}