first commit

lib/screens/business_sreeen.dart

@@ -0,0 +1,15 @@
+
+import 'package:flutter/material.dart';
+
+class BusinessScreen extends StatelessWidget {
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        backgroundColor: Colors.red,
+        title: Text('News'),
+        centerTitle: true,
+      ),
+    );
+  }
+}

lib/screens/home_screen.dart

@@ -0,0 +1,81 @@
+import 'package:flutter/cupertino.dart';
+import 'package:flutter/foundation.dart';
+import 'package:flutter/material.dart';
+import 'package:testapp/config.dart';
+import 'package:testapp/screens/business_sreeen.dart';
+import 'package:testapp/widgets/home_tabbar_view_widget.dart';
+
+class HomeScreen extends StatelessWidget {
+  @override
+  Widget build(BuildContext context) {
+    return DefaultTabController(
+      length: Config.categories.length,
+      initialIndex: 1,
+      child: Scaffold(
+        appBar: AppBar(
+          backgroundColor: Colors.red,
+          title: Text('News'),
+          centerTitle: true,
+          bottom: TabBar(
+            isScrollable: true,
+            indicatorColor: Colors.white,
+//            labelPadding: EdgeInsets.only(right: 10),
+            tabs: Config.categories.map((category){
+              return Tab(
+                text: category.title + "" + category.articleCount.toString(),
+              );
+            }).toList(),
+          ),
+        ),
+        body: TabBarView(
+          children: Config.categories.map((category){
+            return  HomeTabBarViewwidget(category.title);
+          }).toList()
+        ),
+        bottomNavigationBar: BottomNavigationBar(
+          backgroundColor: Colors.red,
+          items: const <BottomNavigationBarItem>[
+            BottomNavigationBarItem(
+              icon: Icon(Icons.home, color:Colors.white),
+              title: Text('Home', style: TextStyle(
+                color:Colors.white,)
+                ),
+            ),
+            BottomNavigationBarItem(
+              icon: Icon(Icons.business, color: Colors.white,),
+              title: Text('Business', style: TextStyle(
+                color: Colors.white,fontSize: 18),),
+            ),
+            BottomNavigationBarItem(
+              icon: Icon(Icons.school, color: Colors.white,),
+              title: Text('School', style: TextStyle(
+                color: Colors.white,fontSize: 18),
+              ),
+            ),
+          ],
+          currentIndex: 0,
+//          selectedItemColor: Colors.black,
+//          unselectedItemColor: Colors.white,
+          onTap: (index){
+            if(index== 0){
+              Navigator.of(context).push(MaterialPageRoute(
+                builder: (context) =>HomeScreen()
+              ));
+            }
+            else if(index== 1){
+              Navigator.of(context).push(MaterialPageRoute(
+                  builder: (context) =>BusinessScreen()
+              ));
+            }
+            else if(index== 2){
+              Navigator.of(context).push(MaterialPageRoute(
+                  builder: (context) =>BusinessScreen()
+              ));
+            }
+          },
+        ),
+      ),
+    );
+  }
+}
+