africa_schools 1.0.1 africa_schools: ^1.0.1 copied to clipboard
A package that provides Tertiary Institutions in the African continent.
import 'package:flutter/material.dart';
import 'package:africa_schools/africa_schools.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({Key? key}) : super(key: key);
// This widget is the root of your application.
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'African Universities',
theme: ThemeData(
// This is the theme of your application.
//
// Try running your application with "flutter run". You'll see the
// application has a blue toolbar. Then, without quitting the app, try
// changing the primarySwatch below to Colors.green and then invoke
// "hot reload" (press "r" in the console where you ran "flutter run",
// or simply save your changes to "hot reload" in a Flutter IDE).
// Notice that the counter didn't reset back to zero; the application
// is not restarted.
primarySwatch: Colors.blue,
),
home: const MyHomePage(title: 'African Universities'),
);
}
}
class MyHomePage extends StatefulWidget {
const MyHomePage({Key? key, required this.title}) : super(key: key);
// This widget is the home page of your application. It is stateful, meaning
// that it has a State object (defined below) that contains fields that affect
// how it looks.
// This class is the configuration for the state. It holds the values (in this
// case the title) provided by the parent (in this case the App widget) and
// used by the build method of the State. Fields in a Widget subclass are
// always marked "final".
final String title;
@override
State<MyHomePage> createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
Object programValue = 'Select your Programme';
Object schoolValue = 'Select your school';
List<Object> schools = [];
@override
Widget build(BuildContext context) {
// This method is rerun every time setState is called, for instance as done
// by the _incrementCounter method above.
//
// The Flutter framework has been optimized to make rerunning build methods
// fast, so that you can just rebuild anything that needs updating rather
// than having to individually change instances of widgets.
return Scaffold(
appBar: AppBar(
// Here we take the value from the MyHomePage object that was created by
// the App.build method, and use it to set our appbar title.
title: Text(widget.title),
),
body: Padding(
padding: const EdgeInsets.all(12.0),
child: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Text(
"Choose your Programme and School",
style: Theme.of(context)
.textTheme
.headline5!
.copyWith(fontWeight: FontWeight.bold),
),
const SizedBox(height: 30),
DropdownButton<Object>(
value: programValue,
isExpanded: true,
underline: const SizedBox(),
hint: const Text("Choose your Programme"),
onChanged: (value) {
setState(() {
programValue = value!;
if (programValue == 'University') {
schools.clear();
schools.add(schoolValue);
schools.addAll(Nigeria.universities);
} else if (programValue == 'Polytechnics') {
schools.clear();
schools.add(schoolValue);
schools.addAll(Nigeria.polytechnics);
} else if (programValue == 'College of Education') {
schools.clear();
schools.add(schoolValue);
schools.addAll(Nigeria.collegeOfEducation);
}
});
},
items: <String>[
'Select your Programme',
'University',
'Polytechnics',
'College of Education'
].map<DropdownMenuItem<String>>((String value) {
return DropdownMenuItem<String>(
value: value,
child: Text(value,
maxLines: 1, overflow: TextOverflow.ellipsis),
);
}).toList(),
),
const SizedBox(height: 30),
DropdownButton<Object>(
value: schoolValue,
isExpanded: true,
underline: const SizedBox(),
hint: const Text("Choose your school"),
onChanged: (value) {
setState(() {
schoolValue = value!;
});
},
items: programValue == 'Select your Programme'
? []
: schools.map<DropdownMenuItem<Object>>((Object value) {
return DropdownMenuItem<Object>(
value: value,
child: Text(value.toString(),
maxLines: 1, overflow: TextOverflow.ellipsis),
);
}).toList(),
),
const SizedBox(height: 40),
Text(
"The programme you selected is ${schoolValue == 'Select your school' ? "..." : schoolValue} ",
style: Theme.of(context).textTheme.headline6,
),
],
),
),
),
);
}
}
enum Programme { university, polytechnics, coe }
// 'Select your Programme',
// 'University',
// 'Polytechnics',
// 'College of Education'