小编Har*_*iya的帖子

我正在使用 vscode 并安装了 flutter 插件、Dart 插件等，但仍然找不到我的设备，我发现问题如下

[flutter] flutter doctor
Doctor summary (to see all details, run flutter doctor -v):
[?] Flutter (Channel stable, v1.7.8+hotfix.3, on Microsoft Windows 
[Version 10.0.18362.239], locale en-IN)
[X] Android toolchain - develop for Android devices
    X Unable to locate Android SDK.
      Install Android Studio from: 
https://developer.android.com/studio/index.html
  On first launch it will assist you in installing the Android SDK components.
  (or visit https://flutter.dev/setup/#android-setup for detailed instructions).
  If the Android SDK has been installed to a custom location, …

我想在可滚动条应用程序小部件中添加这个固定的底部导航栏，有什么方法可以做到这一点或有任何替代方法可以做到这一点

BottomNavigationBar(

        items: const <BottomNavigationBarItem>[
        BottomNavigationBarItem(
          icon: Icon(Icons.home),
          title: Text('Home'),
        ),
        BottomNavigationBarItem(
          icon: Icon(Icons.card_giftcard),
          title: Text('Deals'),
        ),
        BottomNavigationBarItem(
          icon: Icon(Icons.favorite),
          title: Text('Favourites'),
        ),
        BottomNavigationBarItem(
          icon: Icon(Icons.portrait),
          title: Text('Profile'),
        ),
      ],


 )