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import 'package:flutter/material.dart';
import 'fragment.dart';
void main() => runApp(MyApp());
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return MaterialApp(
debugShowCheckedModeBanner: false,
title: 'Exemplo Drawer',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: MyHomePage(title: 'Exemplo Drawer'),
);
}
}
class MyHomePage extends StatefulWidget {
final String title;
const MyHomePage({Key key, this.title}) : super(key: key);
@override
_MyHomePageState createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
int _selectedIndex = 0;
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: new AppBar(
title: new Text(widget.title),
),
drawer: Drawer(
child: Container(
decoration: BoxDecoration(
image: DecorationImage(
fit: BoxFit.cover,
image: NetworkImage(
"https://homepages.cae.wisc.edu/~ece533/images/watch.png"),
colorFilter: ColorFilter.mode(
Colors.white.withOpacity(0.3), BlendMode.dstIn))),
child: ListView(
padding: EdgeInsets.zero,
children: <Widget>[
DrawerHeader(
child: Text('Cabeçalho'),
decoration: BoxDecoration(
color: Colors.white,
image: DecorationImage(
fit: BoxFit.cover,
image: NetworkImage(
"https://homepages.cae.wisc.edu/~ece533/images/monarch.png"
),
colorFilter: ColorFilter.mode(
Colors.white.withOpacity(0.3), BlendMode.dstIn))),
),
ListTile(
title: Text('Item 1'),
selected: 0 == _selectedIndex,
onTap: () {
_onSelectItem(0);
},
),
ListTile(
title: Text('Item 2'),
selected: 1 == _selectedIndex,
onTap: () {
_onSelectItem(1);
},
),
],
),
),
),
body: _getDrawerItem(_selectedIndex),
);
}
_getDrawerItem(int pos) {
switch (pos) {
case 0:
return Fragment("Tela 1");
case 1:
return Fragment("Tela 2");
}
}
_onSelectItem(int index) {
setState(() => _selectedIndex = index);
Navigator.of(context).pop();
}
}
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