gobang/lib/pages/index_page.dart

import 'package:flutter/material.dart';
import 'package:gobang/pages/home_page.dart';
import 'package:gobang/pages/mine_page.dart';

/// Description: index page
/// Time       : 02/21/2024 Wednesday
/// Author     : liuyuqi.gov@msn.cn
class IndexPage extends StatefulWidget {
  const IndexPage({Key? key}) : super(key: key);

  @override
  State<IndexPage> createState() => _IndexPageState();
}

class _IndexPageState extends State<IndexPage> {
  final List<BottomNavigationBarItem> bottomTabs = const [
    BottomNavigationBarItem(icon: Icon(Icons.home), label: '出行'),
    BottomNavigationBarItem(icon: Icon(Icons.business), label: '大厅'),
    BottomNavigationBarItem(icon: Icon(Icons.school), label: '消息'),
    BottomNavigationBarItem(icon: Icon(Icons.school), label: '我的'),
  ];

  final List<Widget> pages = [
    HomePage(),
    MinePage(),
  ];

  int currentIndex = 0;
  Size get size => MediaQuery.of(context).size;
  final pageController = PageController();

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        actions: [Icon(Icons.search)],
        title: Text("gobang"),
      ),
      // drawer: ,
      bottomNavigationBar: BottomNavigationBar(
        items: bottomTabs,
        currentIndex: currentIndex,
        type: BottomNavigationBarType.fixed,
        onTap: (index) {
          setState(() {
            currentIndex = index;
            pageController.jumpToPage(index);
          });
        },
      ),
      body: _getPageBody(context),
    );
  }

  _getPageBody(BuildContext context) {
    return PageView(
      controller: pageController,
      physics: const NeverScrollableScrollPhysics(),
      onPageChanged: (index) {
        setState(() {
          currentIndex = index;
        });
      },
      children: pages,
    );
  }
}