The WhatsApp tabview

home.dart

// above are the imports
class Home extends StatelessWidget {
  final _tabs = <Widget>[ 
    Tab(icon: Icon(Icons.camera_alt)), Tab(text: 'CHATS'),
    Tab(text: 'STATUS'), Tab(text: 'CALLS'),
  ];
  
  @override
  Widget build(BuildContext context) {
    return DefaultTabController(
      length: _tabs.length,
      initialIndex: 1,
      child: Scaffold(
        // top app bar
        appBar: AppBar(
          title: Text('WhatsApp'),
          actions: <Widget>[
            IconButton(icon: Icon(Icons.search), onPressed: () {}),
            IconButton(icon: Icon(Icons.more_vert), onPressed: () {}),
          ],
          bottom: TabBar(tabs: _tabs),
        ),
        
        // body (tab views)
        body: TabBarView(
          children: <Widget>[
            Text('camera'),
            ChatList(),
            Text('status'),
            Text('calls'),
          ],
// below are the closing tags