1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License 15 */ 16 17 package com.android.tv.dvr.ui.list; 18 19 import android.annotation.TargetApi; 20 import android.database.ContentObserver; 21 import android.media.tv.TvContract.Programs; 22 import android.net.Uri; 23 import android.os.Build; 24 import android.os.Bundle; 25 import android.os.Handler; 26 import android.os.Looper; 27 import android.support.v17.leanback.widget.ClassPresenterSelector; 28 import android.transition.Fade; 29 import android.view.LayoutInflater; 30 import android.view.View; 31 import android.view.ViewGroup; 32 33 import com.android.tv.ApplicationSingletons; 34 import com.android.tv.R; 35 import com.android.tv.TvApplication; 36 import com.android.tv.data.ChannelDataManager; 37 import com.android.tv.data.Program; 38 import com.android.tv.dvr.DvrDataManager.SeriesRecordingListener; 39 import com.android.tv.dvr.EpisodicProgramLoadTask; 40 import com.android.tv.dvr.SeriesRecording; 41 import com.android.tv.dvr.ui.list.SchedulesHeaderRowPresenter.SeriesRecordingHeaderRowPresenter; 42 43 import java.util.List; 44 45 /** 46 * A fragment to show the list of series schedule recordings. 47 */ 48 @TargetApi(Build.VERSION_CODES.N) 49 public class DvrSeriesSchedulesFragment extends BaseDvrSchedulesFragment { 50 private static final String TAG = "DvrSeriesSchedulesFragment"; 51 /** 52 * The key for series recording whose scheduled recording list will be displayed. 53 */ 54 public static final String SERIES_SCHEDULES_KEY_SERIES_RECORDING = 55 "series_schedules_key_series_recording"; 56 /** 57 * The key for programs belong to the series recording whose scheduled recording 58 * list will be displayed. 59 */ 60 public static final String SERIES_SCHEDULES_KEY_SERIES_PROGRAMS = 61 "series_schedules_key_series_programs"; 62 63 private ChannelDataManager mChannelDataManager; 64 private SeriesRecording mSeriesRecording; 65 private List<Program> mPrograms; 66 private EpisodicProgramLoadTask mProgramLoadTask; 67 68 private final SeriesRecordingListener mSeriesRecordingListener = 69 new SeriesRecordingListener() { 70 @Override 71 public void onSeriesRecordingAdded(SeriesRecording... seriesRecordings) { } 72 73 @Override 74 public void onSeriesRecordingRemoved(SeriesRecording... seriesRecordings) { 75 for (SeriesRecording r : seriesRecordings) { 76 if (r.getId() == mSeriesRecording.getId()) { 77 getActivity().finish(); 78 return; 79 } 80 } 81 } 82 83 @Override 84 public void onSeriesRecordingChanged(SeriesRecording... seriesRecordings) { 85 for (SeriesRecording r : seriesRecordings) { 86 if (r.getId() == mSeriesRecording.getId() 87 && getRowsAdapter() instanceof SeriesScheduleRowAdapter) { 88 ((SeriesScheduleRowAdapter) getRowsAdapter()) 89 .onSeriesRecordingUpdated(r); 90 return; 91 } 92 } 93 } 94 }; 95 96 private final ContentObserver mContentObserver = 97 new ContentObserver(new Handler(Looper.getMainLooper())) { 98 @Override 99 public void onChange(boolean selfChange, Uri uri) { 100 super.onChange(selfChange, uri); 101 executeProgramLoadingTask(); 102 } 103 }; 104 105 private final ChannelDataManager.Listener mChannelListener = new ChannelDataManager.Listener() { 106 @Override 107 public void onLoadFinished() { } 108 109 @Override 110 public void onChannelListUpdated() { 111 executeProgramLoadingTask(); 112 } 113 114 @Override 115 public void onChannelBrowsableChanged() { } 116 }; 117 DvrSeriesSchedulesFragment()118 public DvrSeriesSchedulesFragment() { 119 setEnterTransition(new Fade(Fade.IN)); 120 } 121 122 @Override onCreate(Bundle savedInstanceState)123 public void onCreate(Bundle savedInstanceState) { 124 Bundle args = getArguments(); 125 if (args != null) { 126 mSeriesRecording = args.getParcelable(SERIES_SCHEDULES_KEY_SERIES_RECORDING); 127 mPrograms = args.getParcelableArrayList(SERIES_SCHEDULES_KEY_SERIES_PROGRAMS); 128 } 129 super.onCreate(savedInstanceState); 130 ApplicationSingletons singletons = TvApplication.getSingletons(getContext()); 131 singletons.getDvrDataManager().addSeriesRecordingListener(mSeriesRecordingListener); 132 mChannelDataManager = singletons.getChannelDataManager(); 133 mChannelDataManager.addListener(mChannelListener); 134 getContext().getContentResolver().registerContentObserver(Programs.CONTENT_URI, true, 135 mContentObserver); 136 } 137 138 @Override onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)139 public View onCreateView(LayoutInflater inflater, ViewGroup container, 140 Bundle savedInstanceState) { 141 onProgramsUpdated(); 142 return super.onCreateView(inflater, container, savedInstanceState); 143 } 144 onProgramsUpdated()145 private void onProgramsUpdated() { 146 ((SeriesScheduleRowAdapter) getRowsAdapter()).setPrograms(mPrograms); 147 if (mPrograms == null || mPrograms.isEmpty()) { 148 showEmptyMessage(R.string.dvr_series_schedules_empty_state); 149 } else { 150 hideEmptyMessage(); 151 } 152 } 153 154 @Override onDestroy()155 public void onDestroy() { 156 if (mProgramLoadTask != null) { 157 mProgramLoadTask.cancel(true); 158 mProgramLoadTask = null; 159 } 160 getContext().getContentResolver().unregisterContentObserver(mContentObserver); 161 mChannelDataManager.removeListener(mChannelListener); 162 TvApplication.getSingletons(getContext()).getDvrDataManager() 163 .removeSeriesRecordingListener(mSeriesRecordingListener); 164 super.onDestroy(); 165 } 166 167 @Override onCreateHeaderRowPresenter()168 public SchedulesHeaderRowPresenter onCreateHeaderRowPresenter() { 169 return new SeriesRecordingHeaderRowPresenter(getContext()); 170 } 171 172 @Override onCreateRowPresenter()173 public ScheduleRowPresenter onCreateRowPresenter() { 174 return new SeriesScheduleRowPresenter(getContext()); 175 } 176 177 @Override onCreateRowsAdapter(ClassPresenterSelector presenterSelector)178 public ScheduleRowAdapter onCreateRowsAdapter(ClassPresenterSelector presenterSelector) { 179 return new SeriesScheduleRowAdapter(getContext(), presenterSelector, mSeriesRecording); 180 } 181 182 @Override getFirstItemPosition()183 protected int getFirstItemPosition() { 184 if (mSeriesRecording != null 185 && mSeriesRecording.getState() == SeriesRecording.STATE_SERIES_STOPPED) { 186 return 0; 187 } 188 return super.getFirstItemPosition(); 189 } 190 executeProgramLoadingTask()191 private void executeProgramLoadingTask() { 192 if (mProgramLoadTask != null) { 193 mProgramLoadTask.cancel(true); 194 } 195 mProgramLoadTask = new EpisodicProgramLoadTask(getContext(), mSeriesRecording) { 196 @Override 197 protected void onPostExecute(List<Program> programs) { 198 mPrograms = programs; 199 onProgramsUpdated(); 200 } 201 }; 202 mProgramLoadTask.setLoadCurrentProgram(true) 203 .setLoadDisallowedProgram(true) 204 .setLoadScheduledEpisode(true) 205 .setIgnoreChannelOption(true) 206 .execute(); 207 } 208 }