Java tutorial
/* * Copyright 2015 Synced Synapse. All rights reserved. * * 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 org.xbmc.kore.ui.sections.video; import android.annotation.TargetApi; import android.os.Bundle; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentTransaction; import android.transition.TransitionInflater; import android.view.MenuItem; import org.xbmc.kore.R; import org.xbmc.kore.ui.AbstractFragment; import org.xbmc.kore.ui.AbstractInfoFragment; import org.xbmc.kore.ui.BaseMediaActivity; import org.xbmc.kore.utils.LogUtils; import org.xbmc.kore.utils.Utils; /** * Controls the presentation of TV Shows information (list, details) * All the information is presented by specific fragments */ public class TVShowsActivity extends BaseMediaActivity implements TVShowListFragment.OnTVShowSelectedListener, TVShowProgressFragment.TVShowProgressActionListener, TVShowEpisodeListFragment.OnEpisodeSelectedListener { private static final String TAG = LogUtils.makeLogTag(TVShowsActivity.class); public static final String TVSHOWID = "tvshow_id"; public static final String TVSHOWTITLE = "tvshow_title"; public static final String EPISODEID = "episode_id"; public static final String SEASON = "season"; public static final String SEASONTITLE = "season_title"; private int selectedTVShowId = -1; private String selectedTVShowTitle = null; private int selectedSeason = -1; private String selectedSeasonTitle = null; private int selectedEpisodeId = -1; @Override protected String getActionBarTitle() { return (selectedSeasonTitle != null) ? selectedSeasonTitle : (selectedTVShowTitle != null) ? selectedTVShowTitle : getString(R.string.tv_shows); } @Override protected Fragment createFragment() { return new TVShowListFragment(); } @TargetApi(21) @Override protected void onCreate(Bundle savedInstanceState) { if (savedInstanceState != null) { selectedTVShowId = savedInstanceState.getInt(TVSHOWID, -1); selectedTVShowTitle = savedInstanceState.getString(TVSHOWTITLE, null); selectedEpisodeId = savedInstanceState.getInt(EPISODEID, -1); selectedSeason = savedInstanceState.getInt(SEASON, -1); selectedSeasonTitle = savedInstanceState.getString(SEASONTITLE, null); } super.onCreate(savedInstanceState); } @Override protected void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); outState.putInt(TVSHOWID, selectedTVShowId); outState.putString(TVSHOWTITLE, selectedTVShowTitle); outState.putInt(EPISODEID, selectedEpisodeId); outState.putInt(SEASON, selectedSeason); outState.putString(SEASONTITLE, selectedSeasonTitle); } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case android.R.id.home: if (getDrawerIndicatorIsArrow()) { getSupportFragmentManager().popBackStack(); updateActionBar(); return true; } default: break; } return super.onOptionsItemSelected(item); } @Override public void onBackPressed() { updateActionBar(); super.onBackPressed(); } /** * Callback from tvshows list fragment when a show is selected. * Switch fragment in portrait * @param vh view holder */ @TargetApi(21) public void onTVShowSelected(TVShowListFragment.ViewHolder vh) { selectedTVShowId = vh.dataHolder.getId(); selectedTVShowTitle = vh.dataHolder.getTitle(); // Replace list fragment final TVShowInfoFragment tvshowDetailsFragment = new TVShowInfoFragment(); tvshowDetailsFragment.setDataHolder(vh.dataHolder); showFragment(tvshowDetailsFragment, vh.artView, vh.dataHolder); updateActionBar(selectedTVShowTitle, true); } /** * Callback from tvshow details when a season is selected * @param tvshowId tv show id * @param seasonId season number */ public void onSeasonSelected(int tvshowId, int seasonId) { selectedSeason = seasonId; // Replace fragment TVShowEpisodeListFragment fragment = TVShowEpisodeListFragment.newInstance(selectedTVShowId, seasonId); getSupportFragmentManager().beginTransaction() .setCustomAnimations(R.anim.fragment_details_enter, 0, R.anim.fragment_list_popenter, 0) .replace(R.id.fragment_container, fragment).addToBackStack(null).commit(); selectedSeasonTitle = String.format(getString(R.string.season_number), seasonId); updateActionBar(selectedSeasonTitle, true); } /** * Callback from tvshow details when a episode is selected */ @TargetApi(21) public void onNextEpisodeSelected(int tvshowId, AbstractInfoFragment.DataHolder dh) { selectedEpisodeId = dh.getId(); // Replace list fragment TVShowEpisodeInfoFragment fragment = new TVShowEpisodeInfoFragment(); fragment.setDataHolder(dh); fragment.setTvshowId(tvshowId); startFragment(fragment); updateActionBar(selectedTVShowTitle, true); } /** * Callback from tvshow episodes list when a episode is selected */ @TargetApi(21) public void onEpisodeSelected(int tvshowId, TVShowEpisodeListFragment.ViewHolder viewHolder) { selectedEpisodeId = viewHolder.dataHolder.getId(); TVShowEpisodeInfoFragment fragment = new TVShowEpisodeInfoFragment(); fragment.setDataHolder(viewHolder.dataHolder); fragment.setTvshowId(tvshowId); startFragment(fragment); updateActionBar(selectedTVShowTitle, true); } @TargetApi(21) private void startFragment(AbstractFragment fragment) { // Replace list fragment FragmentTransaction fragTrans = getSupportFragmentManager().beginTransaction(); // Set up transitions if (Utils.isLollipopOrLater()) { fragment.setEnterTransition( TransitionInflater.from(this).inflateTransition(R.transition.media_details)); fragment.setReturnTransition(null); } else { fragTrans.setCustomAnimations(R.anim.fragment_details_enter, 0, R.anim.fragment_list_popenter, 0); } fragTrans.replace(R.id.fragment_container, fragment).addToBackStack(null).commit(); } private void updateActionBar() { if (selectedEpisodeId != -1) { selectedEpisodeId = -1; if (selectedSeason != -1) updateActionBar(selectedSeasonTitle, true); else updateActionBar(selectedTVShowTitle, true); } else if (selectedSeason != -1) { selectedSeason = -1; selectedSeasonTitle = null; updateActionBar(selectedTVShowTitle, true); } else if (selectedTVShowId != -1) { selectedTVShowId = -1; selectedTVShowTitle = null; updateActionBar(getActionBarTitle(), false); } } }