单击项目时将数据从RecyclerView传递到片段

// 在RecyclerView的适配器中设置点击事件监听器
public class MyAdapter extends RecyclerView.Adapter<MyAdapter.ViewHolder> {
    private List<Data> dataList;
    private OnItemClickListener listener;

    public MyAdapter(List<Data> dataList, OnItemClickListener listener) {
        this.dataList = dataList;
        this.listener = listener;
    }

    // ...

    @Override
    public void onBindViewHolder(ViewHolder holder, int position) {
        Data data = dataList.get(position);
        holder.itemView.setOnClickListener(v -> {
            if (listener != null) {
                listener.onItemClick(data);
            }
        });
    }

    // ...

    public interface OnItemClickListener {
        void onItemClick(Data data);
    }

    // ...
}

// 在活动中实现片段的创建和添加
public class MainActivity extends AppCompatActivity implements MyAdapter.OnItemClickListener {
    // ...

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        // ...

        MyAdapter adapter = new MyAdapter(dataList, this);
        recyclerView.setAdapter(adapter);
    }

    @Override
    public void onItemClick(Data data) {
        Bundle bundle = new Bundle();
        bundle.putParcelable("data", data);

        MyFragment fragment = MyFragment.newInstance(bundle);

        getSupportFragmentManager().beginTransaction()
                .replace(R.id.fragment_container, fragment)
                .commit();
    }

    // ...
}

// 片段中获取传递的数据
public class MyFragment extends Fragment {
    // ...

    public static MyFragment newInstance(Bundle bundle) {
        MyFragment fragment = new MyFragment();
        fragment.setArguments(bundle);
        return fragment;
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        // ...

        Bundle bundle = getArguments();
        if (bundle != null) {
            Data data = bundle.getParcelable("data");
            // 使用获取到的数据进行相应的操作
        }

        // ...

        return view;
    }

    // ...
}