diff --git a/lib/main.dart b/lib/main.dart index 5a7af45..1db2aea 100644 --- a/lib/main.dart +++ b/lib/main.dart @@ -1,111 +1,81 @@ import 'package:flutter/material.dart'; - -void main() => runApp(MyApp()); - -class MyApp extends StatelessWidget { - // This widget is the root of your application. +import 'package:bottom_navy_bar/bottom_navy_bar.dart'; +main() => runApp(MyApp()); +class MyApp extends StatelessWidget{ @override - Widget build(BuildContext context) { + Widget build (BuildContext context){ return MaterialApp( - title: 'Flutter Demo', - 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: MyHomePage(title: 'Flutter Demo Home Page'), + home: FirstScreen(), + initialRoute: '/second', + routes: { + '/first' : (context) =>FirstScreen(), + '/second' :(context) =>SecondScreen(), + }, ); } } -class MyHomePage extends StatefulWidget { - MyHomePage({Key key, 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. +class FirstScreen extends StatelessWidget{ + @override + Widget build(BuildContext context){ + return Scaffold( + appBar: AppBar(title: Text('Homepage')), + body: Container(child: MaterialButton(onPressed: () =>{ + Navigator.pushNamed(context, '/second') - // 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; +class SecondScreen extends StatefulWidget { @override - _MyHomePageState createState() => _MyHomePageState(); + _SecondScreenState createState() => _SecondScreenState(); } -class _MyHomePageState extends State { - int _counter = 0; - - void _incrementCounter() { - setState(() { - // This call to setState tells the Flutter framework that something has - // changed in this State, which causes it to rerun the build method below - // so that the display can reflect the updated values. If we changed - // _counter without calling setState(), then the build method would not be - // called again, and so nothing would appear to happen. - _counter++; - }); - } - +class _SecondScreenState extends State { + int _selectedIndex = 0; + PageController _pageController = PageController(); @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: Center( - // Center is a layout widget. It takes a single child and positions it - // in the middle of the parent. - child: Column( - // Column is also a layout widget. It takes a list of children and - // arranges them vertically. By default, it sizes itself to fit its - // children horizontally, and tries to be as tall as its parent. - // - // Invoke "debug painting" (press "p" in the console, choose the - // "Toggle Debug Paint" action from the Flutter Inspector in Android - // Studio, or the "Toggle Debug Paint" command in Visual Studio Code) - // to see the wireframe for each widget. - // - // Column has various properties to control how it sizes itself and - // how it positions its children. Here we use mainAxisAlignment to - // center the children vertically; the main axis here is the vertical - // axis because Columns are vertical (the cross axis would be - // horizontal). - mainAxisAlignment: MainAxisAlignment.center, - children: [ - Text( - 'You have pushed the button this many times:', - ), - Text( - '$_counter', - style: Theme.of(context).textTheme.display1, - ), - ], - ), - ), - floatingActionButton: FloatingActionButton( - onPressed: _incrementCounter, - tooltip: 'Increment', - child: Icon(Icons.add), - ), // This trailing comma makes auto-formatting nicer for build methods. + appBar: AppBar(title: Text("Second Screen")), + body: Container(child: Text("body")), + + bottomNavigationBar: BottomNavyBar( + selectedIndex: _selectedIndex, + showElevation: true, // use this to remove appBar's elevation + onItemSelected: (index) => setState(() { + _selectedIndex = index; + _pageController.animateToPage(index, + duration: Duration(milliseconds: 300), curve: Curves.ease); + }), + items: [ + BottomNavyBarItem( + icon: Icon(Icons.apps), + title: Text('Home'), + activeColor: Colors.red, + ), + BottomNavyBarItem( + icon: Icon(Icons.people), + title: Text('Users'), + activeColor: Colors.purpleAccent + ), + BottomNavyBarItem( + icon: Icon(Icons.message), + title: Text('Messages'), + activeColor: Colors.pink + ), + BottomNavyBarItem( + icon: Icon(Icons.settings), + title: Text('Settings'), + activeColor: Colors.blue + ), + ], +) + ); } }