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Description:

horizontal center date picker

horizontal_center_date_picker #

A flutter widget provides a horizontal date picker and always aligns selected date in center of the widget.
Usage #
This shows Widget's full customizations:
HorizontalDatePickerWidget({
required this.startDate,
required this.endDate,
required this.selectedDate,
required this.widgetWidth,
required this.datePickerController,
this.dateItemComponentList = const <DateItem>[
DateItem.Month,
DateItem.Day,
DateItem.WeekDay
],
String? locale,
this.width = 60,
this.height = 80,
this.onValueSelected,
this.normalColor = Colors.white,
this.selectedColor = Colors.black,
this.disabledColor = Colors.white,
this.normalTextColor = Colors.black,
this.selectedTextColor = Colors.white,
this.disabledTextColor = const Color(0xFFBDBDBD),
this.monthFontSize = 12,
this.dayFontSize = 18,
this.weekDayFontSize = 12,
})
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startDate and endDate are required to control the valid date range.
selectedDate is to indicate the default selected date.
widgetWidth is the whole widget width
width and height is the size of each date option item widget.
dateItemComponentList is to indicate the date item label to show and the sequence of each label from top to bottom.
locale is the available locale for date formatting. It allows null for using the system default one. Information can be found on https://api.flutter.dev/flutter/date_symbol_data_http_request/availableLocalesForDateFormatting.html
onValueSelected is the callback function when user selected a new date.
normalColor, selectedColor and disabledColor are the background color of each date option item widget background.
normalTextColor, selectedTextColor and disabledTextColor are the background color of each date option item widget font color.
monthFontSize, dayFontSize and weekDayFontSize are the fontsize of the date item label.

Example #

import 'package:flutter/material.dart';
import 'package:horizontal_center_date_picker/datepicker_controller.dart';
import 'package:horizontal_center_date_picker/horizontal_date_picker.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
// This widget is the root of your application.
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: TestPage(),
);
}
}

class TestPage extends StatefulWidget {
@override
_TestPageState createState() => _TestPageState();
}

class _TestPageState extends State<TestPage> {
DatePickerController _datePickerController = DatePickerController();

@override
Widget build(BuildContext context) {
var now = DateTime.now();
DateTime startDate = now.subtract(Duration(days: 14));
DateTime endDate = now.add(Duration(days: 7));
print('startDate = $startDate ; endDate = $endDate');
return Container(
color: Colors.grey,
alignment: Alignment.center,
child: HorizontalDatePickerWidget(
locale: 'ja_JP',
startDate: startDate,
endDate: endDate,
selectedDate: now,
widgetWidth: MediaQuery.of(context).size.width,
datePickerController: _datePickerController,
onValueSelected: (date) {
print('selected = ${date.toIso8601String()}');
},
),
);
}
}

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License #
MIT