在flutter中创建日历提醒

dependencies:
  table_calendar: ^3.0.0

import 'package:flutter/material.dart';
import 'package:table_calendar/table_calendar.dart';

class CalendarPage extends StatefulWidget {
  @override
  _CalendarPageState createState() => _CalendarPageState();
}

class _CalendarPageState extends State<CalendarPage> {
  CalendarController _calendarController;

  @override
  void initState() {
    super.initState();
    _calendarController = CalendarController();
  }

  @override
  void dispose() {
    _calendarController.dispose();
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text('Calendar'),
      ),
      body: TableCalendar(
        calendarController: _calendarController,
        onDaySelected: (date, events) {
          // 在这里处理选中日期的逻辑
        },
      ),
    );
  }
}