adding packages

deprecated/scaffold_tab_bar/example/lib/main.dart

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+import 'package:flutter/material.dart';
+
+import 'package:scaffold_tab_bar/scaffold_tab_bar.dart';
+import 'package:scaffold_tab_bar_example/screens/index.dart';
+
+void main() => runApp(MyApp());
+
+class MyApp extends StatelessWidget {
+  @override
+  Widget build(BuildContext context) {
+    return MaterialApp(
+      home: ScaffoldTabBar(
+        routes: {
+          '/test': (_) => TestScreen(),
+        },
+        children: [
+          ScreenTab(
+            screen: Screen1(),
+            tab: BottomNavigationBarItem(
+              icon: Icon(Icons.home),
+              title: Text('Home'),
+            ),
+          ),
+          ScreenTab(
+            screen: Screen2(),
+            tab: BottomNavigationBarItem(
+              icon: Icon(Icons.event),
+              title: Text('Calendar'),
+            ),
+          ),
+          ScreenTab(
+            screen: Screen3(),
+            tab: BottomNavigationBarItem(
+              icon: Icon(Icons.search),
+              title: Text('Search'),
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+}

deprecated/scaffold_tab_bar/example/lib/screens/index.dart

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+export 'screen_1.dart';
+export 'screen_2.dart';
+export 'screen_3.dart';
+export 'test.dart';

deprecated/scaffold_tab_bar/example/lib/screens/screen_1.dart

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+import 'package:flutter/material.dart';
+
+class Screen1 extends StatelessWidget {
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: Text('Screen 1'),
+      ),
+      body: Center(
+        child: RaisedButton(
+          child: Text('Go To Screen 1'),
+          onPressed: () {
+            Navigator.of(context)
+                .push(MaterialPageRoute(builder: (_) => Screen1()));
+            // Navigator.pushNamed(context, '/test');
+          },
+        ),
+      ),
+    );
+  }
+}

deprecated/scaffold_tab_bar/example/lib/screens/screen_2.dart

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+import 'package:flutter/material.dart';
+
+class Screen2 extends StatelessWidget {
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: Text('Screen 2'),
+      ),
+      body: Center(
+        child: RaisedButton(
+          child: Text('Go To Screen 2'),
+          onPressed: () {
+            Navigator.of(context)
+                .push(MaterialPageRoute(builder: (_) => Screen2()));
+          },
+        ),
+      ),
+    );
+  }
+}

deprecated/scaffold_tab_bar/example/lib/screens/screen_3.dart

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+import 'package:flutter/material.dart';
+
+class Screen3 extends StatelessWidget {
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: Text('Screen 3'),
+      ),
+      body: Center(
+        child: RaisedButton(
+          child: Text('Go To Screen 3'),
+          onPressed: () {
+            Navigator.of(context)
+                .push(MaterialPageRoute(builder: (_) => Screen3()));
+          },
+        ),
+      ),
+    );
+  }
+}

deprecated/scaffold_tab_bar/example/lib/screens/test.dart

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+import 'package:flutter/material.dart';
+
+class TestScreen extends StatelessWidget {
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: Text('Test Screen'),
+      ),
+    );
+  }
+}