下記のように、AdapterからFragmentにBundle経由でデータを送っている(putString)のですが、Fragment側でデータを取得できません。(getStringできない)
原因が不明のため、教えていただけないでしょうか。
Java
1 2import android.content.Context; 3import android.os.Bundle; 4import android.support.v4.app.FragmentManager; 5import android.support.v4.app.FragmentTransaction; 6import android.support.v7.widget.RecyclerView; 7import android.view.LayoutInflater; 8import android.view.View; 9import android.view.ViewGroup; 10import android.widget.ImageView; 11import android.widget.TextView; 12import android.widget.Toast; 13 14import java.util.ArrayList; 15 16 17public class MultiFriendAdapter extends RecyclerView.Adapter<MultiFriendAdapter.ViewHolder> implements View.OnClickListener { 18 19 private ArrayList<UserDataBean> userDataBeanList; 20 private UserDataBean userDataBean; 21 private Context context; 22 23 public MultiFriendAdapter(ArrayList<UserDataBean> userDataBeanList, Context context) { 24 this.userDataBeanList = userDataBeanList; 25 this.context = context; 26 } 27 28 29 static class ViewHolder extends RecyclerView.ViewHolder { 30 ImageView imageView; 31 TextView textView; 32 TextView messageView; 33 34 ViewHolder(View v) { 35 super(v); 36 imageView = v.findViewById(R.id.image_view); 37 textView = v.findViewById(R.id.text_view); 38 messageView = v.findViewById(R.id.email_view); 39 } 40 } 41 42 @Override 43 public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { 44 View view = LayoutInflater.from(parent.getContext()) 45 .inflate(R.layout.list_items, parent, false); 46 47 return new ViewHolder(view); 48 49 } 50 51 @Override 52 public void onBindViewHolder(final ViewHolder holder, int position) { 53 userDataBean = userDataBeanList.get(position); 54 holder.imageView.setImageResource(userDataBean.getPhotos()); 55 holder.textView.setText(userDataBean.getUserName()); 56 holder.messageView.setText(userDataBean.getMessage()); 57 58 holder.imageView.setOnClickListener(this); 59 holder.textView.setOnClickListener(this); 60 holder.messageView.setOnClickListener(this); 61 } 62 63 @Override 64 public int getItemCount() { 65 return userDataBeanList.size(); 66 } 67 68 @Override 69 public void onClick(View v) { 70 Bundle bundle = new Bundle(); 71 String name = userDataBean.getUserName(); 72 String message = userDataBean.getMessage(); 73 bundle.putString("name",name); 74 bundle.putString("message",message); 75 TalkFragment talkFragment = new TalkFragment(); 76 talkFragment.setArguments(bundle); 77 FragmentManager fragmentManager = ((MainActivity)context).getSupportFragmentManager(); 78 FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction(); 79 fragmentTransaction.addToBackStack(null); 80 fragmentTransaction.replace(R.id.container, talkFragment); 81 fragmentTransaction.commit(); 82 } 83}
Java
1 2import android.app.Activity; 3import android.content.ClipData; 4import android.content.ClipboardManager; 5import android.content.Context; 6import android.os.Bundle; 7import android.support.v4.app.Fragment; 8import android.support.v7.widget.LinearLayoutManager; 9import android.support.v7.widget.RecyclerView; 10import android.view.ContextMenu; 11import android.view.LayoutInflater; 12import android.view.MenuItem; 13import android.view.View; 14import android.view.ViewGroup; 15import android.widget.Button; 16import android.widget.Toast; 17 18import java.util.ArrayList; 19 20 21public class TalkFragment extends Fragment { 22 23 private RecyclerView mRecyclerView; 24 private RecyclerView.Adapter mAdapter; 25 private RecyclerView.LayoutManager mLayoutManager; 26 public static int click_pos; 27 private Activity activity; 28 private UserDataBean userDataBean; 29 30 ArrayList<UserDataBean> userDataBeanList = new ArrayList<UserDataBean>(); 31 32 public TalkFragment() { 33 // Required empty public constructor 34 } 35 36 @Override 37 public void onCreate(Bundle savedInstanceState) { 38 super.onCreate(savedInstanceState); 39 40 } 41 42 @Override 43 public View onCreateView(LayoutInflater inflater, ViewGroup container, 44 Bundle savedInstanceState) { 45 46 View view = inflater.inflate(R.layout.fragment_talk, container, false); 47 48 Bundle bundle = new Bundle(); 49 activity = getActivity(); 50 activity.setTitle(bundle.getString("name")); 51 52 mRecyclerView = view.findViewById(R.id.my_recycler_view); 53 54 mRecyclerView.setHasFixedSize(true); 55 56 mLayoutManager = new LinearLayoutManager(getActivity()); 57 58 mRecyclerView.setLayoutManager(mLayoutManager); 59 60 mAdapter = new MultiAdapter(userDataBeanList,getActivity(),mRecyclerView); 61 mRecyclerView.setAdapter(mAdapter); 62 63 //コンテキストメニューを表示 64 registerForContextMenu(mRecyclerView); 65 66 ((Button)view.findViewById(R.id.button3)).setOnClickListener(new View.OnClickListener() { 67 @Override 68 public void onClick(View view) { 69 UserDataBean userDataBean = new UserDataBean("masa","1121",R.mipmap.ic_launcher_round); 70 userDataBeanList.add(userDataBean); 71 mAdapter.notifyDataSetChanged(); 72 } 73 }); 74 75 return view; 76 } 77 78} 79
回答1件
あなたの回答
tips
プレビュー
バッドをするには、ログインかつ
こちらの条件を満たす必要があります。