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A Flutter package for showing a modal that contains country dial code. The user can also search for the available codes and select right from the modal.

fl_country_code_picker #

style: very good analysisLicense: MIT

A Flutter package for showing a modal that contains country dial code. The user can search for the available codes and select right from the modal. Also, it has an automatic scrolling feature that points at current device's locale. Supports localizations!

Where do the data come from? Check the references for more information about the data.

📌 Examples #

🕹ī¸ Usage #

Instantiate FlCountryCodePicker class to access the package's functionalities and properties. You can also pass some optional parameters to customize the picker's view.

/// Default.
final countryPicker = const  FlCountryCodePicker();

/// With custom params.
final countryPickerWithParams = const FlCountryCodePicker(
      localize: true,
      showDialCode: true,
      showSearchBar: true,
      favoritesIcon: _yourIcon,
      favorites: _yourFavorites,
      title: _yourModalTitleWidget,
      filteredCountries: _yourFilters,
      countryTextStyle: _yourCountryTextStyle,
      dialCodeTextStyle: _yourdialCodeTextStyle,
      searchBarDecoration: _yourInputDecoration,
    );

Call the modal for country code picker.

    GestureDetector(
    onTap: () async {
        // Show the country code picker when tapped.
        final picked= await countryPicker.showPicker(context: context);
        // Null check
        if (picked!= null) print(picked);
    },
    child: Container(
        padding: const  EdgeInsets.symmetric(
        horizontal: 8.0, vertical: 4.0),
        margin: const  EdgeInsets.symmetric(horizontal: 8.0),
        decoration: const  BoxDecoration(
        color: Colors.blue,
        borderRadius: BorderRadius.all(Radius.circular(5.0))),
        child: Text('Show Picker', style: const  TextStyle(color: Colors.white)),
        ),
    ),

To enable localization, add the following lines in your MaterialApp.

import  'package:fl_country_code_picker/fl_country_code_picker.dart' as flc;
MaterialApp(
	title: 'Your App',
	// Supported locales at the moment.
	// Cannot find your locale? Please make a request.
	supportedLocales: flc.CountryLocalizations.supportedLocales.map(Locale.new),
	localizationsDelegates: const [
	    // Package's localization delegate.
        // You can still add other delegates from your app.
		CountryLocalizations.delegate,
	],
	// ... some omitted values
);

🆕 What's New? #

  • Added i18n support for Burmese (Myanmar)

  • Improved documentation by adding data references.

  • Added support for National Significant Numbers (NSN) per country.

    • Check the example for default view to use NSN.

FlCountryCodePicker #

FlCountryCodePicker class contains all of the functionalities of this package. This contains (optional) properties that can be supply to achieve customization at picker's view or appearance.

Fields Type Description
title Widget? An optional argument for modal's title customization.
localize bool An optional argument for localizing the country names based on device's current selected Language (country/region). Make sure to add the required delegates to your MaterialApp. Defaults to true.
horizontalTitleGap double? An optional argument for horizontal space between flag, country name, and trailing icon.
searchBarDecoration InputDecoration? An optional argument for appearance customization of modal's search bar.
showDialCode bool An optional argument for showing dial code at each tile. Defaults to true.
showSearchBar bool An optional argument for showing search bar. Defaults to true.
favorites List<String>? Favorite countries that can be shown at the top of the list. Should supply the 2 character ISO code of the country e.g. ['US', 'PH', 'AU']
filteredCountries List<String>? Filters all of the [CountryCode]s available and only show the codes that are existing in this list. Should supply the 2 character ISO code of the country e.g. ['US', 'PH', 'AU']
favoritesIcon Icon Custom icon of favorite countries. Defaults to ❤ī¸.
countryTextStyle TextStyle? An optional argument for country name text customization.
dialCodeTextStyle TextStyle? An optional argument for phone code text customization.
searchBarTextStyle TextStyle? An optional argument for search bar text customization.

showPicker #

showPicker is a method under the FlCountryCodePicker that can be used to show and customize the country code picker modal.

Fields Type Description
context BuildContext A handle to the location of a widget in the widget tree. Required.
isFullScreen bool Shows the modal in full screen mode. Defaults to false.
shape ShapeBorder The shape of the modal. Defaults to RoundedRectangleBorder with rounded top corners.
pickerMinHeight double Picker modal constraints for minimum height. Defaults to 150.
pickerMaxHeight double Picker modal constraints for maximum height. Defaults to 500.
scrollToDeviceLocale bool Property to automatically scroll at device's locale within the picker. Defaults to false.
initialSelectedLocale String? The 2 character ISO code of the country where the scrollController will automatically scroll to.
barrierColor Color Color of the modal barrier. Defaults to black with low opacity.
clipBehavior Clip? Can be passed in to customize the appearance of modal. Defaults to Clip.hardEdge.
backgroundColor Color? Can be passed in to customize the appearance of modal. Defaults to white.

CountryCode #

CountryCode model can be used to manipulate the selected country code by the user.

Fields Parameter Returns Description
name n/a String The name of the country
code n/a String The 2 character ISO code of the country
dialCode n/a String The country dial code. By convention, international telephone numbers are represented by prefixing the country code with a plus sign (+). e.g. +1 for US
nationalSignificantNumber n/a int? The number of digits that allow to uniquely identify a number within the country. It excludes the country code and any trunk code or access code. It includes the mobile prefix towards the total number of digits.
Returns null if country doesn't have concrete value for NSN.
flagImage n/a Widget Widget that can be used on retrieving the selected country flag's image.
flagUri n/a String Uri of this CountryCode located at package's directory to supply at Image widget if you're going to get the raw flag image.
flagImagePackage n/a String Package to supply at Image widget if you're going to get the raw flag image.
localize n/a String Convenient getter for localized version of this country code.
fromDialCode String? CountryCode Static method that gets CountryCode based on the given dial code. Returns null if not found. e.g. CountryCode.fromDialCode('+63')
fromCode String? CountryCode Static method that gets CountryCode based on the given country code. Returns null if not found. e.g. CountryCode.fromCode('PH')
fromName String? CountryCode Static method that gets CountryCode based on the given country name. Returns null if not found. e.g. CountryCode.fromName('Philippines')

❓ FAQ: #

  • How to use country code's flag directory in Image widget?
Image.asset(
       fit: fit,
       width: width,
       countryCode.flagUri,
       alignment: alignment,
       package: countryCode.flagImagePackage,
);
  • How to change modal's title?

First, Create your title Widget.

	const Widget title = Padding(
		padding: EdgeInsets.all(16),
		child: Text(
		'My Title',
		style: TextStyle(fontSize: 20, fontWeight: FontWeight.bold),
		),
	);

Then pass it to FlCountryCodePicker's title parameter.

countryPicker = const  FlCountryCodePicker(title: title);

📚 References #

🐞 Bugs/Requests #

If you encounter any problems feel open an issue. If you feel the library is missing a feature, please raise a ticket on Github and we'll look into it. Pull request are also welcome.

📃 License #

MIT License

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A Flutter package for showing a modal that contains country dial code. The user can also search for the available codes and select right from the modal.

Repository (GitHub)
View/report issues

Documentation

API reference

License

MIT (LICENSE)

Dependencies

flutter, flutter_localizations, scrollable_positioned_list

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