主页添加底栏

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "cmake.ignoreCMakeListsMissing": true
+}

README.md

@@ -1,29 +1,2 @@
-<<<<<<< HEAD
-# mydearest
-
-=======
-<<<<<<< HEAD
-# Flutter_First_Project
-
-=======
-# mydearest
-
->>>>>>> f48a885 (第2次提交)
-A new Flutter project.
-
-## Getting Started
-
-This project is a starting point for a Flutter application.
-
-A few resources to get you started if this is your first Flutter project:
-
-- [Lab: Write your first Flutter app](https://docs.flutter.dev/get-started/codelab)
-- [Cookbook: Useful Flutter samples](https://docs.flutter.dev/cookbook)
-
-For help getting started with Flutter development, view the
-[online documentation](https://docs.flutter.dev/), which offers tutorials,
-samples, guidance on mobile development, and a full API reference.
-<<<<<<< HEAD
-=======
->>>>>>> 4bb705a (第一次提交)
->>>>>>> f48a885 (第2次提交)
+# 第一次Flutter项目开发
+这是第4次提交

lib/pages/home/index.dart

@@ -0,0 +1,17 @@
+import "package:flutter/material.dart";
+
+class HomeView extends StatefulWidget {
+  const HomeView({super.key});
+
+  @override
+  State<HomeView> createState() => _HomeViewState();
+}
+
+class _HomeViewState extends State<HomeView> {
+  @override
+  Widget build(BuildContext context) {
+    return Center(
+      child: Text("Home View"),
+    );
+  }
+}

lib/pages/main/index.dart

@@ -1,4 +1,7 @@
 import "package:flutter/material.dart";
+import '../home/index.dart';
+import '../myfriends/index.dart';
+import '../profile/index.dart';
 
 class MainPage extends StatefulWidget {
   const MainPage({super.key});
@@ -8,14 +11,64 @@ class MainPage extends StatefulWidget {
 }
 
 class _MainPageState extends State<MainPage> {
+  // 定义数据 根据数据进行渲染导航键
+  final List<Map<String, dynamic>> _navList = [
+    {
+      "icon": Icons.home_outlined,
+      "activeIcon": Icons.home,
+      "label": "Home",
+    },
+    {
+      "icon": Icons.face_outlined,
+      "activeIcon": Icons.face,
+      "label": "MyFriends",
+    },
+    {
+      "icon": Icons.person_outlined,
+      "activeIcon": Icons.person,
+      "label": "Profile",
+    },
+  ];
+
+  // 根据数据渲染导航键
+  List<BottomNavigationBarItem> _buildNavItems() {
+    return List.generate(_navList.length, (int index) {
+      final navItem = _navList[index];
+      return BottomNavigationBarItem(
+        icon: Icon(navItem["icon"]),
+        activeIcon: Icon(navItem["activeIcon"]),
+        label: navItem["label"],
+      );
+    });
+  }
+
+  int _currentIndex = 0; // 当前选中的导航键索引
+
+  List<Widget> get _pages {
+    return [
+      const HomeView(),
+      const MyFriendsView(),
+      const ProfileView(),
+    ]; // 对应导航键的页面列表
+  }
+
+
   @override
   Widget build(BuildContext context) {
     return Scaffold(
-      appBar: AppBar(
-        title: Text("Main Page"),
-      ),
-      body: Center(
-        child: Text("This is the main page."),
+      // 避开刘海屏等特殊屏幕区域
+      body: SafeArea(child: IndexedStack(
+        index: _currentIndex,
+        children: _pages,
+      )), // 堆叠索引组件，根据当前索引显示对应的页面
+      bottomNavigationBar: BottomNavigationBar(
+        currentIndex: _currentIndex,
+        items: _buildNavItems(),
+        onTap: (int index) { // 点击导航键时更新当前索引
+          setState(() {
+            _currentIndex = index;
+          });
+        },
       ),
     );
   }

lib/pages/myfriends/index.dart

@@ -0,0 +1,17 @@
+import 'package:flutter/material.dart';
+
+class MyFriendsView extends StatefulWidget {
+  const MyFriendsView({super.key});
+
+  @override
+  State<MyFriendsView> createState() => _MyFriendsViewState();
+}
+
+class _MyFriendsViewState extends State<MyFriendsView> {
+  @override
+  Widget build(BuildContext context) {
+    return Center(
+      child: Text("MyFriends View"),
+    );
+  }
+}

lib/pages/profile/index.dart

@@ -0,0 +1,17 @@
+import 'package:flutter/material.dart';
+
+class ProfileView extends StatefulWidget {
+  const ProfileView({super.key});
+
+  @override
+  State<ProfileView> createState() => _ProfileViewState();
+}
+
+class _ProfileViewState extends State<ProfileView> {
+  @override
+  Widget build(BuildContext context) {
+    return Center(
+      child: Text("Profile View"),
+    );
+  }
+}

pubspec.yaml

@@ -61,6 +61,9 @@ flutter:
   # assets:
   #   - images/a_dot_burr.jpeg
   #   - images/a_dot_ham.jpeg
+  assets:
+    - lib/assets/images/
+    - lib/assets/icons/
 
   # An image asset can refer to one or more resolution-specific "variants", see
   # https://flutter.dev/to/resolution-aware-images

test/widget_test.dart

@@ -8,12 +8,11 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_test/flutter_test.dart';
 
-import 'package:mydearest/main.dart';
 
 void main() {
   testWidgets('Counter increments smoke test', (WidgetTester tester) async {
     // Build our app and trigger a frame.
-    await tester.pumpWidget(const MyApp());
+
 
     // Verify that our counter starts at 0.
     expect(find.text('0'), findsOneWidget);