calendar_date_picker2 1.1.2 copy "calendar_date_picker2: ^1.1.2" to clipboard
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A lightweight and customizable calendar picker based on Flutter CalendarDatePicker, with support for single date picker, range picker and multi picker.

example/lib/main.dart

import 'package:calendar_date_picker2/calendar_date_picker2.dart';
import 'package:flutter/material.dart';
import 'package:flutter_localizations/flutter_localizations.dart';

final today = DateUtils.dateOnly(DateTime.now());

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'CalendarDatePicker2 Demo',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      localizationsDelegates: GlobalMaterialLocalizations.delegates,
      supportedLocales: const [
        Locale('en', ''),
        Locale('zh', ''),
        Locale('he', ''),
        Locale('es', ''),
        Locale('ru', ''),
        Locale('ko', ''),
        Locale('hi', ''),
      ],
      home: const MyHomePage(title: 'CalendarDatePicker2 Demo'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  const MyHomePage({Key? key, required this.title}) : super(key: key);

  final String title;

  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  final _scrollController = ScrollController();
  List<DateTime?> _dialogCalendarPickerValue = [
    DateTime(2021, 8, 10),
    DateTime(2021, 8, 13),
  ];
  List<DateTime?> _singleDatePickerValueWithDefaultValue = [
    DateTime.now().add(const Duration(days: 1)),
  ];
  List<DateTime?> _multiDatePickerValueWithDefaultValue = [
    DateTime(today.year, today.month, 1),
    DateTime(today.year, today.month, 5),
    DateTime(today.year, today.month, 14),
    DateTime(today.year, today.month, 17),
    DateTime(today.year, today.month, 25),
  ];
  List<DateTime?> _rangeDatePickerValueWithDefaultValue = [
    DateTime(1999, 5, 6),
    DateTime(1999, 5, 21),
  ];

  List<DateTime?> _rangeDatePickerWithActionButtonsWithValue = [
    DateTime.now(),
    DateTime.now().add(const Duration(days: 5)),
  ];

  @override
  void initState() {
    _scrollController.addListener(() {
      if (_scrollController.offset > 1000) {
        // ignore: avoid_print
        print('scrolling distance: ${_scrollController.offset}');
      }
    });
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(widget.title),
      ),
      body: SingleChildScrollView(
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.stretch,
          children: [
            Wrap(
              alignment: WrapAlignment.center,
              children: <Widget>[
                _buildCalendarDialogButton(),
                _buildSingleDatePickerWithValue(),
                _buildMultiDatePickerWithValue(),
                _buildRangeDatePickerWithValue(),
                _buildCalendarWithActionButtons(),
              ],
            ),
            Wrap(
              alignment: WrapAlignment.center,
              children: <Widget>[
                _buildScrollCalendarDialogButton(),
                _buildScrollSingleDatePickerWithValue(),
                _buildScrollMultiDatePickerWithValue(),
                _buildScrollRangeDatePickerWithValue(),
                _buildScrollCalendarWithActionButtons(),
              ],
            ),
          ],
        ),
      ),
    );
  }

  String _getValueText(
    CalendarDatePicker2Type datePickerType,
    List<DateTime?> values,
  ) {
    values =
        values.map((e) => e != null ? DateUtils.dateOnly(e) : null).toList();
    var valueText = (values.isNotEmpty ? values[0] : null)
        .toString()
        .replaceAll('00:00:00.000', '');

    if (datePickerType == CalendarDatePicker2Type.multi) {
      valueText = values.isNotEmpty
          ? values
              .map((v) => v.toString().replaceAll('00:00:00.000', ''))
              .join(', ')
          : 'null';
    } else if (datePickerType == CalendarDatePicker2Type.range) {
      if (values.isNotEmpty) {
        final startDate = values[0].toString().replaceAll('00:00:00.000', '');
        final endDate = values.length > 1
            ? values[1].toString().replaceAll('00:00:00.000', '')
            : 'null';
        valueText = '$startDate to $endDate';
      } else {
        return 'null';
      }
    }

    return valueText;
  }

  _buildCalendarDialogButton() {
    const dayTextStyle =
        TextStyle(color: Colors.black, fontWeight: FontWeight.w700);
    final weekendTextStyle =
        TextStyle(color: Colors.grey[500], fontWeight: FontWeight.w600);
    final anniversaryTextStyle = TextStyle(
      color: Colors.red[400],
      fontWeight: FontWeight.w700,
      decoration: TextDecoration.underline,
    );
    final config = CalendarDatePicker2WithActionButtonsConfig(
      calendarViewScrollPhysics: const NeverScrollableScrollPhysics(),
      dayTextStyle: dayTextStyle,
      calendarType: CalendarDatePicker2Type.range,
      selectedDayHighlightColor: Colors.purple[800],
      closeDialogOnCancelTapped: true,
      firstDayOfWeek: 1,
      weekdayLabelTextStyle: const TextStyle(
        color: Colors.black87,
        fontWeight: FontWeight.bold,
      ),
      controlsTextStyle: const TextStyle(
        color: Colors.black,
        fontSize: 15,
        fontWeight: FontWeight.bold,
      ),
      centerAlignModePicker: true,
      customModePickerIcon: const SizedBox(),
      selectedDayTextStyle: dayTextStyle.copyWith(color: Colors.white),
      dayTextStylePredicate: ({required date}) {
        TextStyle? textStyle;
        if (date.weekday == DateTime.saturday ||
            date.weekday == DateTime.sunday) {
          textStyle = weekendTextStyle;
        }
        if (DateUtils.isSameDay(date, DateTime(2021, 1, 25))) {
          textStyle = anniversaryTextStyle;
        }
        return textStyle;
      },
      dayBuilder: ({
        required date,
        textStyle,
        decoration,
        isSelected,
        isDisabled,
        isToday,
      }) {
        Widget? dayWidget;
        if (date.day % 3 == 0 && date.day % 9 != 0) {
          dayWidget = Container(
            decoration: decoration,
            child: Center(
              child: Stack(
                alignment: AlignmentDirectional.center,
                children: [
                  Text(
                    MaterialLocalizations.of(context).formatDecimal(date.day),
                    style: textStyle,
                  ),
                  Padding(
                    padding: const EdgeInsets.only(top: 27.5),
                    child: Container(
                      height: 4,
                      width: 4,
                      decoration: BoxDecoration(
                        borderRadius: BorderRadius.circular(5),
                        color: isSelected == true
                            ? Colors.white
                            : Colors.grey[500],
                      ),
                    ),
                  ),
                ],
              ),
            ),
          );
        }
        return dayWidget;
      },
      yearBuilder: ({
        required year,
        decoration,
        isCurrentYear,
        isDisabled,
        isSelected,
        textStyle,
      }) {
        return Center(
          child: Container(
            decoration: decoration,
            height: 36,
            width: 72,
            child: Center(
              child: Semantics(
                selected: isSelected,
                button: true,
                child: Row(
                  mainAxisAlignment: MainAxisAlignment.center,
                  children: [
                    Text(
                      year.toString(),
                      style: textStyle,
                    ),
                    if (isCurrentYear == true)
                      Container(
                        padding: const EdgeInsets.all(5),
                        margin: const EdgeInsets.only(left: 5),
                        decoration: const BoxDecoration(
                          shape: BoxShape.circle,
                          color: Colors.redAccent,
                        ),
                      ),
                  ],
                ),
              ),
            ),
          ),
        );
      },
    );
    return SizedBox(
      width: 375,
      child: Padding(
        padding: const EdgeInsets.all(15),
        child: Row(
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            ElevatedButton(
              onPressed: () async {
                final values = await showCalendarDatePicker2Dialog(
                  context: context,
                  config: config,
                  dialogSize: const Size(325, 370),
                  borderRadius: BorderRadius.circular(15),
                  value: _dialogCalendarPickerValue,
                  dialogBackgroundColor: Colors.white,
                );
                if (values != null) {
                  // ignore: avoid_print
                  print(_getValueText(
                    config.calendarType,
                    values,
                  ));
                  setState(() {
                    _dialogCalendarPickerValue = values;
                  });
                }
              },
              child: const Text('Open Calendar Dialog'),
            ),
          ],
        ),
      ),
    );
  }

  _buildScrollCalendarDialogButton() {
    const dayTextStyle =
        TextStyle(color: Colors.black, fontWeight: FontWeight.w700);
    final weekendTextStyle =
        TextStyle(color: Colors.grey[500], fontWeight: FontWeight.w600);
    final anniversaryTextStyle = TextStyle(
      color: Colors.red[400],
      fontWeight: FontWeight.w700,
      decoration: TextDecoration.underline,
    );
    final config = CalendarDatePicker2WithActionButtonsConfig(
      calendarViewScrollPhysics: const NeverScrollableScrollPhysics(),
      dayTextStyle: dayTextStyle,
      calendarType: CalendarDatePicker2Type.range,
      calendarViewMode: CalendarDatePicker2Mode.scroll,
      hideScrollViewMonthWeekHeader: true,
      selectedDayHighlightColor: Colors.purple[800],
      closeDialogOnCancelTapped: true,
      firstDayOfWeek: 1,
      weekdayLabelTextStyle: const TextStyle(
        color: Colors.black87,
        fontWeight: FontWeight.bold,
      ),
      controlsTextStyle: const TextStyle(
        color: Colors.black,
        fontSize: 15,
        fontWeight: FontWeight.bold,
      ),
      centerAlignModePicker: true,
      customModePickerIcon: const SizedBox(),
      selectedDayTextStyle: dayTextStyle.copyWith(color: Colors.white),
      dayTextStylePredicate: ({required date}) {
        TextStyle? textStyle;
        if (date.weekday == DateTime.saturday ||
            date.weekday == DateTime.sunday) {
          textStyle = weekendTextStyle;
        }
        if (DateUtils.isSameDay(date, DateTime(2021, 1, 25))) {
          textStyle = anniversaryTextStyle;
        }
        return textStyle;
      },
      dayBuilder: ({
        required date,
        textStyle,
        decoration,
        isSelected,
        isDisabled,
        isToday,
      }) {
        Widget? dayWidget;
        if (date.day % 3 == 0 && date.day % 9 != 0) {
          dayWidget = Container(
            decoration: decoration,
            child: Center(
              child: Stack(
                alignment: AlignmentDirectional.center,
                children: [
                  Text(
                    MaterialLocalizations.of(context).formatDecimal(date.day),
                    style: textStyle,
                  ),
                  Padding(
                    padding: const EdgeInsets.only(top: 27.5),
                    child: Container(
                      height: 4,
                      width: 4,
                      decoration: BoxDecoration(
                        borderRadius: BorderRadius.circular(5),
                        color: isSelected == true
                            ? Colors.white
                            : Colors.grey[500],
                      ),
                    ),
                  ),
                ],
              ),
            ),
          );
        }
        return dayWidget;
      },
      yearBuilder: ({
        required year,
        decoration,
        isCurrentYear,
        isDisabled,
        isSelected,
        textStyle,
      }) {
        return Center(
          child: Container(
            decoration: decoration,
            height: 36,
            width: 72,
            child: Center(
              child: Semantics(
                selected: isSelected,
                button: true,
                child: Row(
                  mainAxisAlignment: MainAxisAlignment.center,
                  children: [
                    Text(
                      year.toString(),
                      style: textStyle,
                    ),
                    if (isCurrentYear == true)
                      Container(
                        padding: const EdgeInsets.all(5),
                        margin: const EdgeInsets.only(left: 5),
                        decoration: const BoxDecoration(
                          shape: BoxShape.circle,
                          color: Colors.redAccent,
                        ),
                      ),
                  ],
                ),
              ),
            ),
          ),
        );
      },
    );
    return SizedBox(
      width: 375,
      child: Padding(
        padding: const EdgeInsets.all(15),
        child: Row(
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            ElevatedButton(
              onPressed: () async {
                final values = await showCalendarDatePicker2Dialog(
                  context: context,
                  config: config,
                  dialogSize: const Size(325, 860),
                  borderRadius: BorderRadius.circular(15),
                  value: _dialogCalendarPickerValue,
                  dialogBackgroundColor: Colors.white,
                );
                if (values != null) {
                  // ignore: avoid_print
                  print(_getValueText(
                    config.calendarType,
                    values,
                  ));
                  setState(() {
                    _dialogCalendarPickerValue = values;
                  });
                }
              },
              child: const Text('Open Scroll Calendar Dialog'),
            ),
          ],
        ),
      ),
    );
  }

  Widget _buildSingleDatePickerWithValue() {
    final config = CalendarDatePicker2Config(
      selectedDayHighlightColor: Colors.amber[900],
      weekdayLabels: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'],
      weekdayLabelTextStyle: const TextStyle(
        color: Colors.black87,
        fontWeight: FontWeight.bold,
      ),
      firstDayOfWeek: 1,
      controlsHeight: 50,
      dayMaxWidth: 25,
      animateToDisplayedMonthDate: true,
      controlsTextStyle: const TextStyle(
        color: Colors.black,
        fontSize: 15,
        fontWeight: FontWeight.bold,
      ),
      dayTextStyle: const TextStyle(
        color: Colors.amber,
        fontWeight: FontWeight.bold,
      ),
      disabledDayTextStyle: const TextStyle(
        color: Colors.grey,
      ),
      centerAlignModePicker: true,
      useAbbrLabelForMonthModePicker: true,
      firstDate: DateTime(DateTime.now().year - 2, DateTime.now().month - 1,
          DateTime.now().day - 5),
      lastDate: DateTime(DateTime.now().year + 3, DateTime.now().month + 2,
          DateTime.now().day + 10),
      selectableDayPredicate: (day) =>
          !day
              .difference(DateTime.now().add(const Duration(days: 3)))
              .isNegative &&
          day.isBefore(DateTime.now().add(const Duration(days: 30))),
    );
    return SizedBox(
      width: 375,
      child: Column(
        mainAxisSize: MainAxisSize.min,
        children: [
          const SizedBox(height: 10),
          const Text('Single Date Picker'),
          SizedBox(
            width: 270,
            child: CalendarDatePicker2(
              displayedMonthDate: _singleDatePickerValueWithDefaultValue.first,
              config: config,
              value: _singleDatePickerValueWithDefaultValue,
              onValueChanged: (dates) => setState(
                  () => _singleDatePickerValueWithDefaultValue = dates),
            ),
          ),
          const SizedBox(height: 10),
          Row(
            mainAxisSize: MainAxisSize.min,
            children: [
              const Text('Selection(s):  '),
              const SizedBox(width: 10),
              Text(
                _getValueText(
                  config.calendarType,
                  _singleDatePickerValueWithDefaultValue,
                ),
              ),
            ],
          ),
          const SizedBox(height: 25),
        ],
      ),
    );
  }

  Widget _buildScrollSingleDatePickerWithValue() {
    final config = CalendarDatePicker2Config(
      calendarViewMode: CalendarDatePicker2Mode.scroll,
      selectedDayHighlightColor: Colors.amber[900],
      weekdayLabels: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'],
      weekdayLabelTextStyle: const TextStyle(
        color: Colors.black87,
        fontWeight: FontWeight.bold,
      ),
      firstDayOfWeek: 1,
      controlsHeight: 50,
      controlsTextStyle: const TextStyle(
        color: Colors.black,
        fontSize: 15,
        fontWeight: FontWeight.bold,
      ),
      dayTextStyle: const TextStyle(
        color: Colors.amber,
        fontWeight: FontWeight.bold,
      ),
      disabledDayTextStyle: const TextStyle(
        color: Colors.grey,
      ),
      centerAlignModePicker: true,
      useAbbrLabelForMonthModePicker: true,
      firstDate: DateTime(DateTime.now().year - 2, DateTime.now().month - 1,
          DateTime.now().day - 5),
      lastDate: DateTime(DateTime.now().year + 3, DateTime.now().month + 2,
          DateTime.now().day + 10),
      selectableDayPredicate: (day) => !day
          .difference(DateTime.now().subtract(const Duration(days: 3)))
          .isNegative,
    );
    return SizedBox(
      width: 375,
      child: Column(
        mainAxisSize: MainAxisSize.min,
        children: [
          const SizedBox(height: 10),
          const Text('Scroll Single Date Picker'),
          SizedBox(
            width: 270,
            height: 800,
            child: CalendarDatePicker2(
              config: config.copyWith(
                scrollViewController: _scrollController,
                dayMaxWidth: 32,
                controlsHeight: 40,
                hideScrollViewTopHeader: true,
              ),
              value: _singleDatePickerValueWithDefaultValue,
              onValueChanged: (dates) => setState(
                  () => _singleDatePickerValueWithDefaultValue = dates),
            ),
          ),
          const SizedBox(height: 10),
          Row(
            mainAxisSize: MainAxisSize.min,
            children: [
              const Text('Selection(s):  '),
              const SizedBox(width: 10),
              Text(
                _getValueText(
                  config.calendarType,
                  _singleDatePickerValueWithDefaultValue,
                ),
              ),
            ],
          ),
          const SizedBox(height: 25),
        ],
      ),
    );
  }

  Widget _buildMultiDatePickerWithValue() {
    final config = CalendarDatePicker2Config(
      disableMonthPicker: true,
      calendarType: CalendarDatePicker2Type.multi,
      selectedDayHighlightColor: Colors.indigo,
    );
    return SizedBox(
      width: 375,
      child: Column(
        mainAxisSize: MainAxisSize.min,
        children: [
          const SizedBox(height: 10),
          const Text('Multi Date Picker'),
          CalendarDatePicker2(
            config: config,
            value: _multiDatePickerValueWithDefaultValue,
            onValueChanged: (dates) =>
                setState(() => _multiDatePickerValueWithDefaultValue = dates),
          ),
          const SizedBox(height: 10),
          Wrap(
            children: [
              const Text('Selection(s):  '),
              const SizedBox(width: 10),
              Text(
                _getValueText(
                  config.calendarType,
                  _multiDatePickerValueWithDefaultValue,
                ),
                overflow: TextOverflow.ellipsis,
                maxLines: 1,
                softWrap: false,
              ),
            ],
          ),
          const SizedBox(height: 25),
        ],
      ),
    );
  }

  Widget _buildScrollMultiDatePickerWithValue() {
    final config = CalendarDatePicker2Config(
      disableMonthPicker: true,
      calendarType: CalendarDatePicker2Type.multi,
      calendarViewMode: CalendarDatePicker2Mode.scroll,
      selectedDayHighlightColor: Colors.indigo,
      scrollViewTopHeaderTextStyle: const TextStyle(
        color: Colors.black87,
        fontWeight: FontWeight.bold,
      ),
    );
    return SizedBox(
      width: 375,
      child: Column(
        mainAxisSize: MainAxisSize.min,
        children: [
          const SizedBox(height: 10),
          const Text('Scroll Multi Date Picker'),
          SizedBox(
            height: 800,
            child: CalendarDatePicker2(
              config: config,
              value: _multiDatePickerValueWithDefaultValue,
              onValueChanged: (dates) =>
                  setState(() => _multiDatePickerValueWithDefaultValue = dates),
            ),
          ),
          const SizedBox(height: 10),
          Wrap(
            children: [
              const Text('Selection(s):  '),
              const SizedBox(width: 10),
              Text(
                _getValueText(
                  config.calendarType,
                  _multiDatePickerValueWithDefaultValue,
                ),
                overflow: TextOverflow.ellipsis,
                maxLines: 1,
                softWrap: false,
              ),
            ],
          ),
          const SizedBox(height: 25),
        ],
      ),
    );
  }

  Widget _buildRangeDatePickerWithValue() {
    final config = CalendarDatePicker2Config(
      centerAlignModePicker: true,
      calendarType: CalendarDatePicker2Type.range,
      selectedDayHighlightColor: Colors.teal[800],
      weekdayLabelTextStyle: const TextStyle(
        color: Colors.black87,
        fontWeight: FontWeight.bold,
      ),
      controlsTextStyle: const TextStyle(
        color: Colors.black,
        fontSize: 15,
        fontWeight: FontWeight.bold,
      ),
      dynamicCalendarRows: true,
      disabledDayTextStyle:
          const TextStyle(color: Colors.grey, fontWeight: FontWeight.w400),
      selectableDayPredicate: (day) {
        if (_rangeDatePickerValueWithDefaultValue.isEmpty ||
            _rangeDatePickerValueWithDefaultValue.length == 2) {
          // exclude Wednesday
          return day.weekday != DateTime.wednesday;
        } else {
          // Make sure range does not contain any Wednesday
          final firstDate = _rangeDatePickerValueWithDefaultValue.first;
          final range = [firstDate!, day]..sort();
          for (var date = range.first;
              date.compareTo(range.last) <= 0;
              date = date.add(const Duration(days: 1))) {
            if (date.weekday == DateTime.wednesday) {
              return false;
            }
          }
        }
        return true;
      },
    );
    return SizedBox(
      width: 375,
      child: Column(
        mainAxisSize: MainAxisSize.min,
        children: [
          const SizedBox(height: 10),
          const Text('Range Date Picker'),
          CalendarDatePicker2(
            config: config,
            value: _rangeDatePickerValueWithDefaultValue,
            onValueChanged: (dates) =>
                setState(() => _rangeDatePickerValueWithDefaultValue = dates),
          ),
          const SizedBox(height: 10),
          Row(
            mainAxisSize: MainAxisSize.min,
            children: [
              const Text('Selection(s):  '),
              const SizedBox(width: 10),
              Text(
                _getValueText(
                  config.calendarType,
                  _rangeDatePickerValueWithDefaultValue,
                ),
              ),
            ],
          ),
          const SizedBox(height: 25),
        ],
      ),
    );
  }

  Widget _buildScrollRangeDatePickerWithValue() {
    final config = CalendarDatePicker2Config(
      centerAlignModePicker: true,
      calendarType: CalendarDatePicker2Type.range,
      calendarViewMode: CalendarDatePicker2Mode.scroll,
      rangeBidirectional: true,
      selectedDayHighlightColor: Colors.teal[800],
      weekdayLabelTextStyle: const TextStyle(
        color: Colors.black87,
        fontWeight: FontWeight.bold,
      ),
      controlsTextStyle: const TextStyle(
        color: Colors.black,
        fontSize: 15,
        fontWeight: FontWeight.bold,
      ),
      dynamicCalendarRows: true,
      disabledDayTextStyle:
          const TextStyle(color: Colors.grey, fontWeight: FontWeight.w400),
      selectableDayPredicate: (day) {
        if (_rangeDatePickerValueWithDefaultValue.isEmpty ||
            _rangeDatePickerValueWithDefaultValue.length == 2) {
          // exclude Wednesday
          return day.weekday != DateTime.wednesday;
        } else {
          // Make sure range does not contain any Wednesday
          final firstDate = _rangeDatePickerValueWithDefaultValue.first;
          final range = [firstDate!, day]..sort();
          for (var date = range.first;
              date.compareTo(range.last) <= 0;
              date = date.add(const Duration(days: 1))) {
            if (date.weekday == DateTime.wednesday) {
              return false;
            }
          }
        }
        return true;
      },
    );
    return SizedBox(
      width: 375,
      child: Column(
        mainAxisSize: MainAxisSize.min,
        children: [
          const SizedBox(height: 10),
          const Text('Scroll Range Date Picker'),
          SizedBox(
            height: 800,
            child: CalendarDatePicker2(
              config: config,
              value: _rangeDatePickerValueWithDefaultValue,
              onValueChanged: (dates) =>
                  setState(() => _rangeDatePickerValueWithDefaultValue = dates),
            ),
          ),
          const SizedBox(height: 10),
          Row(
            mainAxisSize: MainAxisSize.min,
            children: [
              const Text('Selection(s):  '),
              const SizedBox(width: 10),
              Text(
                _getValueText(
                  config.calendarType,
                  _rangeDatePickerValueWithDefaultValue,
                ),
              ),
            ],
          ),
          const SizedBox(height: 25),
        ],
      ),
    );
  }

  Widget _buildCalendarWithActionButtons() {
    final config = CalendarDatePicker2WithActionButtonsConfig(
      calendarType: CalendarDatePicker2Type.range,
      disableModePicker: true,
    );
    return SizedBox(
      width: 375,
      child: Column(
        mainAxisSize: MainAxisSize.min,
        children: [
          const SizedBox(height: 10),
          const Text('Date Picker With Action Buttons'),
          CalendarDatePicker2WithActionButtons(
            config: config,
            value: _rangeDatePickerWithActionButtonsWithValue,
            onValueChanged: (dates) => setState(
                () => _rangeDatePickerWithActionButtonsWithValue = dates),
          ),
          const SizedBox(height: 10),
          Row(
            mainAxisSize: MainAxisSize.min,
            children: [
              const Text('Selection(s):  '),
              const SizedBox(width: 10),
              Flexible(
                child: Text(
                  _getValueText(
                    config.calendarType,
                    _rangeDatePickerWithActionButtonsWithValue,
                  ),
                ),
              ),
            ],
          ),
          const SizedBox(height: 25),
        ],
      ),
    );
  }

  Widget _buildScrollCalendarWithActionButtons() {
    final config = CalendarDatePicker2WithActionButtonsConfig(
      calendarType: CalendarDatePicker2Type.range,
      calendarViewMode: CalendarDatePicker2Mode.scroll,
      rangeBidirectional: true,
      scrollViewConstraints: const BoxConstraints(maxHeight: 800),
      scrollViewMonthYearBuilder: (monthDate) {
        return Row(
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            Container(
              margin: const EdgeInsets.only(bottom: 5),
              padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 5),
              decoration: BoxDecoration(
                color: const Color.fromARGB(255, 11, 69, 117),
                borderRadius: BorderRadius.circular(5),
              ),
              child: Row(
                children: [
                  Text(
                    getLocaleShortMonthFormat(const Locale('en'))
                        .format(monthDate),
                    style: const TextStyle(
                      color: Colors.white,
                      fontSize: 15,
                      fontWeight: FontWeight.w600,
                    ),
                  ),
                  const SizedBox(width: 5),
                  Text(
                    monthDate.year.toString(),
                    style: const TextStyle(
                      color: Colors.white,
                      fontSize: 15,
                      fontWeight: FontWeight.w600,
                    ),
                  ),
                ],
              ),
            ),
          ],
        );
      },
      hideScrollViewMonthWeekHeader: true,
      disableModePicker: true,
    );
    return SizedBox(
      width: 375,
      child: Column(
        mainAxisSize: MainAxisSize.min,
        children: [
          const SizedBox(height: 10),
          const Text('Date Picker With Action Buttons'),
          CalendarDatePicker2WithActionButtons(
            config: config,
            value: _rangeDatePickerWithActionButtonsWithValue,
            onValueChanged: (dates) => setState(
                () => _rangeDatePickerWithActionButtonsWithValue = dates),
          ),
          const SizedBox(height: 10),
          Row(
            mainAxisSize: MainAxisSize.min,
            children: [
              const Text('Selection(s):  '),
              const SizedBox(width: 10),
              Flexible(
                child: Text(
                  _getValueText(
                    config.calendarType,
                    _rangeDatePickerWithActionButtonsWithValue,
                  ),
                ),
              ),
            ],
          ),
          const SizedBox(height: 25),
        ],
      ),
    );
  }
}
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A lightweight and customizable calendar picker based on Flutter CalendarDatePicker, with support for single date picker, range picker and multi picker.

Repository (GitHub)
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License

unknown (license)

Dependencies

flutter, intl

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