Java tutorial
/* * Copyright (C) 2015 AppTik Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package io.apptik.multiview; import android.os.Bundle; import android.support.v4.app.Fragment; import android.support.v7.widget.GridLayoutManager; import android.support.v7.widget.RecyclerView; import android.view.LayoutInflater; import android.view.Menu; import android.view.MenuInflater; import android.view.MenuItem; import android.view.View; import android.view.ViewGroup; import io.apptik.multiview.adapter.BasicMixedRecyclerAdapter; import io.apptik.multiview.adapter.BasicRecyclerAdapter; import io.apptik.multiview.mock.MockData; import io.apptik.multiview.scalablerecyclerview.SharpGridScaler; /** * A simple {@link Fragment} subclass. */ public class GalleryViewFragment extends Fragment { RecyclerView recyclerView = null; BasicRecyclerAdapter recyclerAdapter; BasicMixedRecyclerAdapter recyclerMixedAdapter; public GalleryViewFragment() { // Required empty public constructor } public static GalleryViewFragment newInstance() { GalleryViewFragment fragment = new GalleryViewFragment(); return fragment; } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { // Inflate the layout for this fragment this.setHasOptionsMenu(true); View v = inflater.inflate(R.layout.fragment_recyclerview, container, false); recyclerView = (RecyclerView) v.findViewById(R.id.recyclerView); recyclerAdapter = new BasicRecyclerAdapter(MockData.getMockJsonArray(333, 500)); recyclerMixedAdapter = new BasicMixedRecyclerAdapter(MockData.getMockJsonArray(333, 500), getActivity().getApplicationContext()); GridLayoutManager gridLayoutManager = new GridLayoutManager(getContext(), 3); recyclerView.setAdapter(recyclerMixedAdapter); recyclerView.setLayoutManager(gridLayoutManager); SharpGridScaler sharpGridScaler = new SharpGridScaler(recyclerView); return v; } @Override public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { menu.clear(); inflater.inflate(R.menu.scalable_rv, menu); } @Override public boolean onOptionsItemSelected(MenuItem item) { if (recyclerView == null) return false; switch (item.getItemId()) { case R.id.action_text_only: break; case R.id.action_image_only: break; case R.id.action_Image_text: break; } return true; } }