package com.example.citrusclient.views; import android.graphics.Color; import android.media.Image; import android.os.Bundle; import androidx.annotation.NonNull; import androidx.annotation.Nullable; import androidx.fragment.app.Fragment; import androidx.recyclerview.widget.GridLayoutManager; import androidx.recyclerview.widget.LinearLayoutManager; import androidx.recyclerview.widget.RecyclerView; import android.util.Log; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.GridLayout; import com.example.citrusclient.R; import com.google.android.material.floatingactionbutton.FloatingActionButton; import com.google.android.material.snackbar.Snackbar; import java.util.ArrayList; import java.util.List; /** * A simple {@link Fragment} subclass. * Use the {@link MyBookshelfFragment#newInstance} factory method to * create an instance of this fragment. */ public class MyBookshelfFragment extends Fragment { // TODO: Rename parameter arguments, choose names that match // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER private static final String ARG_PARAM1 = "param1"; private static final String ARG_PARAM2 = "param2"; // TODO: Rename and change types of parameters private String mParam1; private String mParam2; public MyBookshelfFragment() { // Required empty public constructor } /** * Use this factory method to create a new instance of * this fragment using the provided parameters. * * @param param1 Parameter 1. * @param param2 Parameter 2. * @return A new instance of fragment MyBookshelfFragment. */ // TODO: Rename and change types and number of parameters public static MyBookshelfFragment newInstance(String param1, String param2) { MyBookshelfFragment fragment = new MyBookshelfFragment(); Bundle args = new Bundle(); args.putString(ARG_PARAM1, param1); args.putString(ARG_PARAM2, param2); fragment.setArguments(args); return fragment; } private List<RowBook> bookList; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); if (getArguments() != null) { mParam1 = getArguments().getString(ARG_PARAM1); mParam2 = getArguments().getString(ARG_PARAM2); } } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { // Inflate the layout for this fragment return inflater.inflate(R.layout.fragment_my_bookshelf_fragment, container, false); } @Override public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) { super.onViewCreated(view, savedInstanceState); bookList = createBooks(); RecyclerView recyclerView = view.findViewById(R.id.my_books_list); recyclerView.setHasFixedSize(true); RecyclerView.LayoutManager layoutManager = new GridLayoutManager(view.getContext(), 2); //new LinearLayoutManager(view.getContext()); recyclerView.setLayoutManager(layoutManager); RecyclerView.Adapter bookAdapter = new MyBookshelfAdapter(bookList); recyclerView.setAdapter(bookAdapter); FloatingActionButton addButton = view.findViewById(R.id.book_add_button); addButton.setOnClickListener(v -> { // RowBook b = new RowBook(); // b.hogeTitle = "hoge"; // bookList.add(b); // bookAdapter.notifyItemInserted(bookList.size()-1); }); } private List<RowBook> createBooks(){ List<RowBook> books = new ArrayList<>(); for(int i = 0; i < 5; i++){ RowBook book = new RowBook(); book.hogeTitle = "hoge"; book.color = Color.RED; books.add(book); } return books; } class RowBook{ String hogeTitle; int color; } }