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

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

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      home: Semantics(
        namesRoute: true,
        scopesRoute: true,
        explicitChildNodes: true,
        label: 'My awesome test!',
        child: MyHomePage(title: 'Flutter Demo Home Page'),
      ),
    );
  }
}

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

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

class _MyHomePageState extends State<MyHomePage> {
  int _counter = 0;

  void _incrementCounter() {
    setState(() {
      _counter++;
    });
  }

  @override
  Widget build(BuildContext context) {
    final button = FlatButton(
      onPressed: () async {
        ImagePicker.pickImage(source: ImageSource.gallery);
      },
      child: Text('Pick Image'),
    );
    return Scaffold(
      appBar: AppBar(
          title: Text(widget.title),
          actions: [
            PopupMenuButton<FlatButton>(
              onSelected: (value) {
                value.onPressed();
              },
              itemBuilder: (context) {
                return [
                  PopupMenuItem(
                    value: button,
                    child: button.child,
                  )
                ];
              },
            ),
          ]),
      body: Center(
        child: Text(
          'Button tapped $_counter time${_counter == 1 ? '' : 's'}.',
        ),
      ),
      floatingActionButton: FloatingActionButton(
        onPressed: _incrementCounter,
        tooltip: 'Increment',
      ), // This trailing comma makes auto-formatting nicer for build methods.
    );
  }
}