Flutter 日历组件简单实现

dependencies:
  tw_calendar: latest_version

 /// 开始的年月份
  final DateTime firstDate;
  /// 结束的年月份
  final DateTime lastDate;
  /// 选择开始日期
  final DateTime? selectedStartDate;
  /// 选择结束日期
  final DateTime? selectedEndDate;
  /// 点击方法回调
  final Function? onSelectFinish;
  /// 头部组件
  final Widget? headerView;
  /// 选择模式
  final TWCalendarListSeletedMode? seletedMode;
  /// 月视图高度，为空则占满剩余空间
  final double? monthBodyHeight;
  /// 周视图高度， 默认 48
  final double? weekDayHeight;
  /// 水平间隙
  final double? horizontalSpace;
  /// 确认周视图高度， 默认 66
  final double? ensureViewHeight;
  /// 确认按钮的间隙
  final EdgeInsetsGeometry? ensureViewPadding;
  /// 确认按钮选中颜色
  final Color? ensureViewSelectedColor;
  /// 确认未按钮选中颜色
  final Color? ensureViewUnSelectedColor;
  /// 今天的日期的背景颜色
  final Color? dayNumberTodayColor;
  /// 选中日期背景颜色
  final Color? dayNumberSelectedColor;
  /// 确认按钮字体大小
  final double? ensureTitleFontSize;
  /// 点击回调
  final void Function(DateTime seletedDate, int seletedDays)? onSelectDayRang;
  /// 选择确认按钮 title 回调
  final String Function(
          DateTime? selectStartTime, DateTime? selectEndTime, int seletedDays)?
      onSelectDayTitle;

TWCalendarList(
      firstDate: TWCalendartool.tomorrow,
      lastDate: DateTime(2022, 11, 21),
      selectedStartDate: DateTime(2022, 9, 2),
      selectedEndDate: DateTime(2022, 9, 10),
      monthBodyHeight: 300.w,
      seletedMode: TWCalendarListSeletedMode.singleSerial,
      headerView: Container(
        alignment: Alignment.center,
        height: 55.w,
        child: Text(
          '日历组件',
          style: TextStyle(
            color: TWColors.tw333333,
            fontSize: 18.w,
          ),
        ),
      ),
      onSelectDayRang: ((seletedDate, seletedDays) {
        print('seletedDate : $seletedDate, seletedDays : $seletedDays');
      }),
      onSelectFinish: (selectStartTime, selectEndTime) {
        print(
            'selectStartTime : $selectStartTime, selectEndTime : $selectEndTime');
        Navigator.pop(context);
      },
    )