flutter_datetime_picker 1.5.1

A date time picker for flutter, you can choose date / time / date&time in English Dutch and Chinese, and you can also custom your own picker content

example/lib/main.dart

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

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

class CustomPicker extends CommonPickerModel {
  String digits(int value, int length) {
    return '$value'.padLeft(length, "0");
  }

  CustomPicker({DateTime? currentTime, LocaleType? locale})
      : super(locale: locale) {
    this.currentTime = currentTime ?? DateTime.now();
    this.setLeftIndex(this.currentTime.hour);
    this.setMiddleIndex(this.currentTime.minute);
    this.setRightIndex(this.currentTime.second);
  }

  @override
  String? leftStringAtIndex(int index) {
    if (index >= 0 && index < 24) {
      return this.digits(index, 2);
    } else {
      return null;
    }
  }

  @override
  String? middleStringAtIndex(int index) {
    if (index >= 0 && index < 60) {
      return this.digits(index, 2);
    } else {
      return null;
    }
  }

  @override
  String? rightStringAtIndex(int index) {
    if (index >= 0 && index < 60) {
      return this.digits(index, 2);
    } else {
      return null;
    }
  }

  @override
  String leftDivider() {
    return "|";
  }

  @override
  String rightDivider() {
    return "|";
  }

  @override
  List<int> layoutProportions() {
    return [1, 2, 1];
  }

  @override
  DateTime finalTime() {
    return currentTime.isUtc
        ? DateTime.utc(
            currentTime.year,
            currentTime.month,
            currentTime.day,
            this.currentLeftIndex(),
            this.currentMiddleIndex(),
            this.currentRightIndex())
        : DateTime(
            currentTime.year,
            currentTime.month,
            currentTime.day,
            this.currentLeftIndex(),
            this.currentMiddleIndex(),
            this.currentRightIndex());
  }
}

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

class HomePage extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text('Datetime Picker'),
      ),
      body: Center(
        child: Column(
          children: <Widget>[
            TextButton(
                onPressed: () {
                  DatePicker.showDatePicker(context,
                      showTitleActions: true,
                      minTime: DateTime(2018, 3, 5),
                      maxTime: DateTime(2019, 6, 7),
                      theme: DatePickerTheme(
                          headerColor: Colors.orange,
                          backgroundColor: Colors.blue,
                          itemStyle: TextStyle(
                              color: Colors.white,
                              fontWeight: FontWeight.bold,
                              fontSize: 18),
                          doneStyle:
                              TextStyle(color: Colors.white, fontSize: 16)),
                      onChanged: (date) {
                    print('change $date in time zone ' +
                        date.timeZoneOffset.inHours.toString());
                  }, onConfirm: (date) {
                    print('confirm $date');
                  }, currentTime: DateTime.now(), locale: LocaleType.en);
                },
                child: Text(
                  'show date picker(custom theme &date time range)',
                  style: TextStyle(color: Colors.blue),
                )),
            TextButton(
                onPressed: () {
                  DatePicker.showTimePicker(context, showTitleActions: true,
                      onChanged: (date) {
                    print('change $date in time zone ' +
                        date.timeZoneOffset.inHours.toString());
                  }, onConfirm: (date) {
                    print('confirm $date');
                  }, currentTime: DateTime.now());
                },
                child: Text(
                  'show time picker',
                  style: TextStyle(color: Colors.blue),
                )),
            TextButton(
                onPressed: () {
                  DatePicker.showTime12hPicker(context, showTitleActions: true,
                      onChanged: (date) {
                    print('change $date in time zone ' +
                        date.timeZoneOffset.inHours.toString());
                  }, onConfirm: (date) {
                    print('confirm $date');
                  }, currentTime: DateTime.now());
                },
                child: Text(
                  'show 12H time picker with AM/PM',
                  style: TextStyle(color: Colors.blue),
                )),
            TextButton(
                onPressed: () {
                  DatePicker.showDateTimePicker(context,
                      showTitleActions: true,
                      minTime: DateTime(2020, 5, 5, 20, 50),
                      maxTime: DateTime(2020, 6, 7, 05, 09), onChanged: (date) {
                    print('change $date in time zone ' +
                        date.timeZoneOffset.inHours.toString());
                  }, onConfirm: (date) {
                    print('confirm $date');
                  }, locale: LocaleType.zh);
                },
                child: Text(
                  'show date time picker (Chinese)',
                  style: TextStyle(color: Colors.blue),
                )),
            TextButton(
                onPressed: () {
                  DatePicker.showDateTimePicker(context, showTitleActions: true,
                      onChanged: (date) {
                    print('change $date in time zone ' +
                        date.timeZoneOffset.inHours.toString());
                  }, onConfirm: (date) {
                    print('confirm $date');
                  }, currentTime: DateTime(2008, 12, 31, 23, 12, 34));
                },
                child: Text(
                  'show date time picker (English-America)',
                  style: TextStyle(color: Colors.blue),
                )),
            TextButton(
                onPressed: () {
                  DatePicker.showDateTimePicker(context, showTitleActions: true,
                      onChanged: (date) {
                    print('change $date in time zone ' +
                        date.timeZoneOffset.inHours.toString());
                  }, onConfirm: (date) {
                    print('confirm $date');
                  },
                      currentTime: DateTime(2008, 12, 31, 23, 12, 34),
                      locale: LocaleType.nl);
                },
                child: Text(
                  'show date time picker (Dutch)',
                  style: TextStyle(color: Colors.blue),
                )),
            TextButton(
                onPressed: () {
                  DatePicker.showDateTimePicker(context, showTitleActions: true,
                      onChanged: (date) {
                    print('change $date in time zone ' +
                        date.timeZoneOffset.inHours.toString());
                  }, onConfirm: (date) {
                    print('confirm $date');
                  },
                      currentTime: DateTime(2008, 12, 31, 23, 12, 34),
                      locale: LocaleType.ru);
                },
                child: Text(
                  'show date time picker (Russian)',
                  style: TextStyle(color: Colors.blue),
                )),
            TextButton(
                onPressed: () {
                  DatePicker.showDateTimePicker(context, showTitleActions: true,
                      onChanged: (date) {
                    print('change $date in time zone ' +
                        date.timeZoneOffset.inHours.toString());
                  }, onConfirm: (date) {
                    print('confirm $date');
                  },
                      currentTime: DateTime.utc(2019, 12, 31, 23, 12, 34),
                      locale: LocaleType.de);
                },
                child: Text(
                  'show date time picker in UTC (German)',
                  style: TextStyle(color: Colors.blue),
                )),
            TextButton(
                onPressed: () {
                  DatePicker.showPicker(context, showTitleActions: true,
                      onChanged: (date) {
                    print('change $date in time zone ' +
                        date.timeZoneOffset.inHours.toString());
                  }, onConfirm: (date) {
                    print('confirm $date');
                  },
                      pickerModel: CustomPicker(currentTime: DateTime.now()),
                      locale: LocaleType.en);
                },
                child: Text(
                  'show custom time picker,\nyou can custom picker model like this',
                  style: TextStyle(color: Colors.blue),
                )),
          ],
        ),
      ),
    );
  }
}

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