Java tutorial
/* * Copyright 2016 Peter Kenji Yamanaka * * 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 com.pyamsoft.dontsuckmp.artist; import android.content.res.Configuration; import android.os.Bundle; import android.support.annotation.NonNull; import android.support.annotation.Nullable; import android.support.v4.app.Fragment; import android.support.v7.widget.GridLayoutManager; 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 com.mikepenz.fastadapter.commons.adapters.FastItemAdapter; import com.pyamsoft.dontsuckmp.DontSuckMp; import com.pyamsoft.dontsuckmp.Injector; import com.pyamsoft.dontsuckmp.album.AlbumDialog; import com.pyamsoft.dontsuckmp.databinding.FragmentAllArtistListBinding; import com.pyamsoft.dontsuckmp.model.Album; import com.pyamsoft.dontsuckmp.uicore.MediaBrowserDelegate; import com.pyamsoft.dontsuckmp.uicore.NowPlayingDelegate; import com.pyamsoft.pydroid.util.DialogUtil; import timber.log.Timber; public class AllArtistListFragment extends Fragment { @NonNull public static final String TAG = "ArtistListFragment"; @NonNull final MediaBrowserDelegate mediaBrowserDelegate = new MediaBrowserDelegate(); @NonNull private final NowPlayingDelegate nowPlayingDelegate = new NowPlayingDelegate(); FastItemAdapter<ArtistAlbumListItem> fastAdapter; boolean listIsRefreshed; FragmentAllArtistListBinding binding; @Override public void onCreate(@Nullable Bundle savedInstanceState) { super.onCreate(savedInstanceState); setHasOptionsMenu(true); Injector.get().provideComponent().plusAllArtistComponent().inject(this); } @Nullable @Override public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) { listIsRefreshed = false; fastAdapter = new FastItemAdapter<>(); binding = FragmentAllArtistListBinding.inflate(inflater, container, false); return binding.getRoot(); } @Override public void onDestroyView() { mediaBrowserDelegate.onDestroyView(); binding.unbind(); super.onDestroyView(); } @Override public void onDestroy() { super.onDestroy(); DontSuckMp.getRefWatcher(this).watch(this); } @Override public void onViewCreated(View view, @Nullable Bundle savedInstanceState) { super.onViewCreated(view, savedInstanceState); mediaBrowserDelegate.onViewCreated(fastAdapter); setupRecyclerView(); setupProgressBar(); } @Override public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { super.onCreateOptionsMenu(menu, inflater); mediaBrowserDelegate.onCreateOptionsMenu(menu, inflater); nowPlayingDelegate.onCreateOptionsMenu(menu, inflater); } @Override public void onPrepareOptionsMenu(Menu menu) { super.onPrepareOptionsMenu(menu); mediaBrowserDelegate.onPrepareOptionsMenu(menu, fastAdapter); } @Override public boolean onOptionsItemSelected(MenuItem item) { return nowPlayingDelegate.onOptionsItemSelected(getActivity(), item); } private void setupRecyclerView() { fastAdapter.withSelectable(true); fastAdapter.withOnClickListener((v, adapter, item, position) -> { Album album = item.getModel(); Timber.d("Show album track list focus for: %s", album); DialogUtil.guaranteeSingleDialogFragment(getActivity(), AlbumDialog.newInstance(album), AlbumDialog.TAG); return true; }); binding.artistList.setAdapter(fastAdapter); final int currentOrientation = getActivity().getResources().getConfiguration().orientation; final int columnCount; switch (currentOrientation) { case Configuration.ORIENTATION_PORTRAIT: columnCount = 2; break; case Configuration.ORIENTATION_LANDSCAPE: columnCount = 3; break; default: columnCount = 2; } binding.artistList.setLayoutManager(new GridLayoutManager(getContext(), columnCount)); } private void setupProgressBar() { binding.artistLoadingProgress.setIndeterminate(true); } }