小编aks*_*one的帖子

我在 flutter 中有一个底部导航栏，我想要的是点击底部栏的各个小部件，它应该将我导航到下一页

    Widget _bottemTab() {
    return new BottomNavigationBar(


    currentIndex: _currentIndex,
    onTap:(newIndex) => setState((){_currentIndex = newIndex;}),
    type: BottomNavigationBarType.fixed,
    items: [
      new BottomNavigationBarItem(
          icon: Image.asset(
            "assets/home.png",
            width: 24.0,
            height: 24.0,
          ),
          title: Text(
            'Home',
          ),
      ),
      new BottomNavigationBarItem(
          icon: Image.asset(
            "assets/shopping-bagg.png",
            width: 24.0,
            height: 24.0,
          ),
          title: Text(
            'Mall',
          )),
      new BottomNavigationBarItem(
          icon: Image.asset(
            "assets/qr-code.png",
            width: 24.0,
            height: 24.0,
          ),
          title: Text(
            'Scan',
          )),
      new BottomNavigationBarItem(

          icon: Image.asset(
            "assets/bank.png",
            width: 24.0,
            height: 24.0,
          ),
          title: Text(
            'Bank',
          )),



      new BottomNavigationBarItem(
          icon: …