csc_picker 0.0.4

A flutter package to display list of Countries, States and Cities depends on Selected, also you can search country, state, and city all around the world.

example/lib/main.dart

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

/// This is a implementation of the Country State City Picker.
void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'CSC Picker',
      theme: ThemeData(
        primarySwatch: Colors.blue,
        visualDensity: VisualDensity.adaptivePlatformDensity,
      ),
      home: MyHomePage(title: 'CSC Picker'),
    );
  }
}

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

  final String title;

  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  /// Variables to store country state city data in onChanged method.
  String countryValue = "";
  String stateValue = "";
  String cityValue = "";
  String address = "";

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(widget.title),
      ),
      body: Center(
        child: Container(
            padding: EdgeInsets.symmetric(horizontal: 20),
            height: 600,
            child: Column(
              children: [
                ///Adding CSC Picker Widget in app
                CSCPicker(
                  ///triggers once country selected in dropdown
                  onCountryChanged: (value) {
                    setState(() {
                      ///store value in country variable
                      countryValue = value;
                    });
                  },

                  ///triggers once state selected in dropdown
                  onStateChanged: (value) {
                    setState(() {
                      ///store value in state variable
                      stateValue = value;
                    });
                  },

                  ///triggers once city selected in dropdown
                  onCityChanged: (value) {
                    setState(() {
                      ///store value in city variable
                      cityValue = value;
                    });
                  },
                ),

                ///print newly selected country state and city in Text Widget
                FlatButton(
                    onPressed: () {
                      setState(() {
                        address = "$cityValue, $stateValue, $countryValue";
                      });
                    },
                    child: Text("Print Data")),
                Text(address)
              ],
            )),
      ),
    );
  }
}