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.content.Context; import android.content.SharedPreferences; import android.content.res.Resources; import android.content.res.TypedArray; import android.database.Cursor; import android.net.Uri; import android.os.Bundle; import android.preference.PreferenceManager; import android.provider.BaseColumns; import android.support.annotation.Nullable; import android.support.v4.content.CursorLoader; 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 android.widget.CursorAdapter; import android.widget.ImageView; import android.widget.PopupMenu; import android.widget.TextView; import org.xbmc.kore.R; import org.xbmc.kore.Settings; import org.xbmc.kore.host.HostInfo; import org.xbmc.kore.host.HostManager; import org.xbmc.kore.jsonrpc.type.PlaylistType; import org.xbmc.kore.provider.MediaContract; import org.xbmc.kore.service.library.LibrarySyncService; import org.xbmc.kore.ui.AbstractCursorListFragment; import org.xbmc.kore.ui.AbstractInfoFragment; import org.xbmc.kore.utils.LogUtils; import org.xbmc.kore.utils.MediaPlayerUtils; import org.xbmc.kore.utils.UIUtils; /** * Presents a list of episodes for a TV show season */ public class TVShowEpisodeListFragment extends AbstractCursorListFragment { private static final String TAG = LogUtils.makeLogTag(TVShowEpisodeListFragment.class); public interface OnEpisodeSelectedListener { void onEpisodeSelected(int tvshowId, ViewHolder dataHolder); } public static final String TVSHOWID = "tvshow_id"; public static final String TVSHOWSEASON = "season"; // Displayed show id private int tvshowId = -1; private int tvshowSeason = -1; // Activity listener private OnEpisodeSelectedListener listenerActivity; /** * Create a new instance of this, initialized to show tvshowId */ @TargetApi(21) public static TVShowEpisodeListFragment newInstance(int tvshowId, int season) { TVShowEpisodeListFragment fragment = new TVShowEpisodeListFragment(); Bundle args = new Bundle(); args.putInt(TVSHOWID, tvshowId); args.putInt(TVSHOWSEASON, season); fragment.setArguments(args); return fragment; } @Override protected String getListSyncType() { return LibrarySyncService.SYNC_SINGLE_TVSHOW; } @Override protected String getSyncID() { return LibrarySyncService.SYNC_TVSHOWID; }; @Override protected int getSyncItemID() { return tvshowId; }; @TargetApi(16) @Nullable @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View root = super.onCreateView(inflater, container, savedInstanceState); tvshowId = getArguments().getInt(TVSHOWID, -1); tvshowSeason = getArguments().getInt(TVSHOWSEASON, -1); if ((tvshowId == -1) || (tvshowSeason == -1)) { // There's nothing to show return null; } return root; } @Override protected void onListItemClicked(View view) { // Get the movie id from the tag ViewHolder tag = (ViewHolder) view.getTag(); // Notify the activity listenerActivity.onEpisodeSelected(tvshowId, tag); } @Override protected CursorAdapter createAdapter() { return new SeasonsEpisodesAdapter(getActivity()); } @Override protected CursorLoader createCursorLoader() { HostInfo hostInfo = HostManager.getInstance(getActivity()).getHostInfo(); Uri uri = MediaContract.Episodes.buildTVShowSeasonEpisodesListUri(hostInfo.getId(), tvshowId, tvshowSeason); // Filters SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(getActivity()); StringBuilder selection = new StringBuilder(); if (preferences.getBoolean(Settings.KEY_PREF_TVSHOW_EPISODES_FILTER_HIDE_WATCHED, Settings.DEFAULT_PREF_TVSHOW_EPISODES_FILTER_HIDE_WATCHED)) { selection.append(MediaContract.EpisodesColumns.PLAYCOUNT).append("=0"); } return new CursorLoader(getActivity(), uri, EpisodesListQuery.PROJECTION, selection.toString(), null, EpisodesListQuery.SORT); } @Override public void onAttach(Context context) { super.onAttach(context); try { listenerActivity = (OnEpisodeSelectedListener) context; } catch (ClassCastException e) { throw new ClassCastException(context.toString() + " must implement OnEpisodeSelectedListener"); } } @Override public void onDetach() { super.onDetach(); listenerActivity = null; } @Override public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { if (!isAdded()) { // HACK: Fix crash reported on Play Store. Why does this is necessary is beyond me super.onCreateOptionsMenu(menu, inflater); return; } inflater.inflate(R.menu.tvshow_episode_list, menu); // Setup filters SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(getActivity()); menu.findItem(R.id.action_hide_watched) .setChecked(preferences.getBoolean(Settings.KEY_PREF_TVSHOW_EPISODES_FILTER_HIDE_WATCHED, Settings.DEFAULT_PREF_TVSHOW_EPISODES_FILTER_HIDE_WATCHED)); super.onCreateOptionsMenu(menu, inflater); } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case R.id.action_hide_watched: item.setChecked(!item.isChecked()); SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(getActivity()); preferences.edit().putBoolean(Settings.KEY_PREF_TVSHOW_EPISODES_FILTER_HIDE_WATCHED, item.isChecked()) .apply(); refreshList(); break; default: break; } return super.onOptionsItemSelected(item); } /** * Episodes list query parameters. */ private interface EpisodesListQuery { String[] PROJECTION = { BaseColumns._ID, MediaContract.Episodes.EPISODEID, MediaContract.Episodes.EPISODE, MediaContract.Episodes.THUMBNAIL, MediaContract.Episodes.PLAYCOUNT, MediaContract.Episodes.TITLE, MediaContract.Episodes.RUNTIME, MediaContract.Episodes.FIRSTAIRED, }; String SORT = MediaContract.Episodes.EPISODE + " ASC"; int ID = 0; int EPISODEID = 1; int EPISODE = 2; int THUMBNAIL = 3; int PLAYCOUNT = 4; int TITLE = 5; int RUNTIME = 6; int FIRSTAIRED = 7; } private class SeasonsEpisodesAdapter extends CursorAdapter { private HostManager hostManager; private int artWidth, artHeight; private int themeAccentColor; public SeasonsEpisodesAdapter(Context context) { super(context, null, false); // Get the default accent color Resources.Theme theme = context.getTheme(); TypedArray styledAttributes = theme.obtainStyledAttributes(new int[] { R.attr.colorAccent }); themeAccentColor = styledAttributes.getColor(styledAttributes.getIndex(0), getResources().getColor(R.color.accent_default)); styledAttributes.recycle(); this.hostManager = HostManager.getInstance(context); // Get the art dimensions Resources resources = context.getResources(); artWidth = (int) (resources.getDimension(R.dimen.episodelist_art_width) / UIUtils.IMAGE_RESIZE_FACTOR); artHeight = (int) (resources.getDimension(R.dimen.episodelist_art_heigth) / UIUtils.IMAGE_RESIZE_FACTOR); } /** {@inheritDoc} */ @Override public View newView(Context context, final Cursor cursor, ViewGroup parent) { final View view = LayoutInflater.from(context).inflate(R.layout.list_item_episode, parent, false); // Setup View holder pattern ViewHolder viewHolder = new ViewHolder(); viewHolder.titleView = (TextView) view.findViewById(R.id.title); viewHolder.detailsView = (TextView) view.findViewById(R.id.details); viewHolder.episodenumberView = (TextView) view.findViewById(R.id.episode_number); viewHolder.contextMenuView = (ImageView) view.findViewById(R.id.list_context_menu); viewHolder.checkmarkView = (ImageView) view.findViewById(R.id.checkmark); viewHolder.artView = (ImageView) view.findViewById(R.id.art); view.setTag(viewHolder); return view; } /** {@inheritDoc} */ @TargetApi(21) @Override public void bindView(View view, Context context, Cursor cursor) { final ViewHolder viewHolder = (ViewHolder) view.getTag(); // Save the episode id viewHolder.dataHolder.setId(cursor.getInt(EpisodesListQuery.EPISODEID)); viewHolder.dataHolder.setTitle(cursor.getString(EpisodesListQuery.TITLE)); viewHolder.episodenumberView.setText(String.format(context.getString(R.string.episode_number), cursor.getInt(EpisodesListQuery.EPISODE))); int runtime = cursor.getInt(EpisodesListQuery.RUNTIME) / 60; String duration = runtime > 0 ? String.format(context.getString(R.string.minutes_abbrev), String.valueOf(runtime)) + " | " + cursor.getString(EpisodesListQuery.FIRSTAIRED) : cursor.getString(EpisodesListQuery.FIRSTAIRED); viewHolder.titleView.setText(cursor.getString(EpisodesListQuery.TITLE)); viewHolder.detailsView.setText(duration); if (cursor.getInt(EpisodesListQuery.PLAYCOUNT) > 0) { viewHolder.checkmarkView.setVisibility(View.VISIBLE); viewHolder.checkmarkView.setColorFilter(themeAccentColor); } else { viewHolder.checkmarkView.setVisibility(View.INVISIBLE); } UIUtils.loadImageWithCharacterAvatar(context, hostManager, cursor.getString(EpisodesListQuery.THUMBNAIL), viewHolder.dataHolder.getTitle(), viewHolder.artView, artWidth, artHeight); // For the popupmenu ImageView contextMenu = (ImageView) view.findViewById(R.id.list_context_menu); contextMenu.setTag(viewHolder); contextMenu.setOnClickListener(contextlistItemMenuClickListener); } } /** * View holder pattern, only for episodes */ public static class ViewHolder { TextView titleView; TextView detailsView; TextView episodenumberView; ImageView contextMenuView; ImageView checkmarkView; ImageView artView; AbstractInfoFragment.DataHolder dataHolder = new AbstractInfoFragment.DataHolder(0); } private View.OnClickListener contextlistItemMenuClickListener = new View.OnClickListener() { @Override public void onClick(final View v) { final ViewHolder viewHolder = (ViewHolder) v.getTag(); final PlaylistType.Item playListItem = new PlaylistType.Item(); playListItem.episodeid = viewHolder.dataHolder.getId(); final PopupMenu popupMenu = new PopupMenu(getActivity(), v); popupMenu.getMenuInflater().inflate(R.menu.musiclist_item, popupMenu.getMenu()); popupMenu.setOnMenuItemClickListener(new PopupMenu.OnMenuItemClickListener() { @Override public boolean onMenuItemClick(MenuItem item) { switch (item.getItemId()) { case R.id.action_play: MediaPlayerUtils.play(TVShowEpisodeListFragment.this, playListItem); return true; case R.id.action_queue: MediaPlayerUtils.queue(TVShowEpisodeListFragment.this, playListItem, PlaylistType.GetPlaylistsReturnType.VIDEO); return true; } return false; } }); popupMenu.show(); } }; }