Android 布局：具有滚动行为的 Viewpager 内的垂直 Recyclerview 内的水平 Recyclerview

Android 布局：具有滚动行为的 Viewpager 内的垂直 Recyclerview 内的水平 Recyclerview

xml
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">
    

xml
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">
            android:id="@+id/viewpager"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />

xml
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/vertical_recyclerview"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical" />

java
public class VerticalRecyclerViewFragment extends Fragment {
    private RecyclerView verticalRecyclerView;
    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        View view = inflater.inflate(R.layout.vertical_recyclerview_layout, container, false);
        
        verticalRecyclerView = view.findViewById(R.id.vertical_recyclerview);
        verticalRecyclerView.setLayoutManager(new LinearLayoutManager(getActivity(), LinearLayoutManager.VERTICAL, false));
        // 设置垂直Recyclerview的适配器和数据
        // ...
        return view;
    }
}

xml
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/horizontal_recyclerview"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="horizontal" />

java
public class HorizontalRecyclerViewAdapter extends RecyclerView.Adapter {
    // ...
    @Override
    public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.horizontal_recyclerview_item, parent, false);
        return new ViewHolder(view);
    }
    @Override
    public void onBindViewHolder(ViewHolder holder, int position) {
        // 设置水平Recyclerview中每个项的数据
        // ...
    }
    @Override
    public int getItemCount() {
        // 返回水平Recyclerview的项数
        // ...
    }
    public class ViewHolder extends RecyclerView.ViewHolder {
        // ...
    }
}

java
public class ViewPagerAdapter extends FragmentPagerAdapter {
    // ...
    @Override
    public Fragment getItem(int position) {
        // 创建一个垂直Recyclerview页面，并传递不同的数据集合
        // ...
    }
    @Override
    public int getCount() {
        // 返回垂直Recyclerview页面的数量
        // ...
    }
}

java
ViewPager viewPager = findViewById(R.id.viewpager);
ViewPagerAdapter adapter = new ViewPagerAdapter(getSupportFragmentManager());
viewPager.setAdapter(adapter);