1 /* 2 * Copyright (C) 2015 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.menu; 18 19 import android.content.Context; 20 import android.content.Intent; 21 import android.media.tv.TvInputInfo; 22 import android.view.View; 23 24 import com.android.tv.ApplicationSingletons; 25 import com.android.tv.R; 26 import com.android.tv.TvApplication; 27 import com.android.tv.analytics.Tracker; 28 import com.android.tv.common.feature.CommonFeatures; 29 import com.android.tv.data.Channel; 30 import com.android.tv.dvr.DvrDataManager; 31 import com.android.tv.recommendation.Recommender; 32 import com.android.tv.util.SetupUtils; 33 import com.android.tv.util.TvInputManagerHelper; 34 import com.android.tv.util.Utils; 35 36 import java.util.ArrayList; 37 import java.util.List; 38 39 /** 40 * An adapter of the Channels row. 41 */ 42 public class ChannelsRowAdapter extends ItemListRowView.ItemListAdapter<Channel> { 43 private static final String TAG = "ChannelsRowAdapter"; 44 45 // There are four special cards: guide, setup, dvr, applink. 46 private static final int SIZE_OF_VIEW_TYPE = 5; 47 48 private final Context mContext; 49 private final Tracker mTracker; 50 private final Recommender mRecommender; 51 private final DvrDataManager mDvrDataManager; 52 private final int mMaxCount; 53 private final int mMinCount; 54 private final int[] mViewType = new int[SIZE_OF_VIEW_TYPE]; 55 56 private final View.OnClickListener mGuideOnClickListener = new View.OnClickListener() { 57 @Override 58 public void onClick(View view) { 59 mTracker.sendMenuClicked(R.string.channels_item_program_guide); 60 getMainActivity().getOverlayManager().showProgramGuide(); 61 } 62 }; 63 64 private final View.OnClickListener mSetupOnClickListener = new View.OnClickListener() { 65 @Override 66 public void onClick(View view) { 67 mTracker.sendMenuClicked(R.string.channels_item_setup); 68 getMainActivity().getOverlayManager().showSetupFragment(); 69 } 70 }; 71 72 private final View.OnClickListener mDvrOnClickListener = new View.OnClickListener() { 73 @Override 74 public void onClick(View view) { 75 mTracker.sendMenuClicked(R.string.channels_item_dvr); 76 getMainActivity().getOverlayManager().showDvrManager(); 77 } 78 }; 79 80 private final View.OnClickListener mAppLinkOnClickListener = new View.OnClickListener() { 81 @Override 82 public void onClick(View view) { 83 mTracker.sendMenuClicked(R.string.channels_item_app_link); 84 Intent intent = ((AppLinkCardView) view).getIntent(); 85 if (intent != null) { 86 getMainActivity().startActivitySafe(intent); 87 } 88 } 89 }; 90 91 private final View.OnClickListener mChannelOnClickListener = new View.OnClickListener() { 92 @Override 93 public void onClick(View view) { 94 // Always send the label "Channels" because the channel ID or name or number might be 95 // sensitive. 96 mTracker.sendMenuClicked(R.string.menu_title_channels); 97 getMainActivity().tuneToChannel((Channel) view.getTag()); 98 getMainActivity().hideOverlaysForTune(); 99 } 100 }; 101 ChannelsRowAdapter(Context context, Recommender recommender, int minCount, int maxCount)102 public ChannelsRowAdapter(Context context, Recommender recommender, 103 int minCount, int maxCount) { 104 super(context); 105 mContext = context; 106 ApplicationSingletons appSingletons = TvApplication.getSingletons(context); 107 mTracker = appSingletons.getTracker(); 108 if (CommonFeatures.DVR.isEnabled(context)) { 109 mDvrDataManager = appSingletons.getDvrDataManager(); 110 } else { 111 mDvrDataManager = null; 112 } 113 mRecommender = recommender; 114 mMinCount = minCount; 115 mMaxCount = maxCount; 116 } 117 118 @Override getItemViewType(int position)119 public int getItemViewType(int position) { 120 if (position >= SIZE_OF_VIEW_TYPE) { 121 return R.layout.menu_card_channel; 122 } 123 return mViewType[position]; 124 } 125 126 @Override getLayoutResId(int viewType)127 protected int getLayoutResId(int viewType) { 128 return viewType; 129 } 130 131 @Override onBindViewHolder(MyViewHolder viewHolder, int position)132 public void onBindViewHolder(MyViewHolder viewHolder, int position) { 133 super.onBindViewHolder(viewHolder, position); 134 135 int viewType = getItemViewType(position); 136 if (viewType == R.layout.menu_card_guide) { 137 viewHolder.itemView.setOnClickListener(mGuideOnClickListener); 138 } else if (viewType == R.layout.menu_card_setup) { 139 viewHolder.itemView.setOnClickListener(mSetupOnClickListener); 140 } else if (viewType == R.layout.menu_card_app_link) { 141 viewHolder.itemView.setOnClickListener(mAppLinkOnClickListener); 142 } else if (viewType == R.layout.menu_card_dvr) { 143 viewHolder.itemView.setOnClickListener(mDvrOnClickListener); 144 SimpleCardView view = (SimpleCardView) viewHolder.itemView; 145 view.setText(R.string.channels_item_dvr); 146 } else { 147 viewHolder.itemView.setTag(getItemList().get(position)); 148 viewHolder.itemView.setOnClickListener(mChannelOnClickListener); 149 } 150 } 151 152 @Override update()153 public void update() { 154 List<Channel> channelList = new ArrayList<>(); 155 Channel dummyChannel = new Channel.Builder().build(); 156 // For guide item 157 channelList.add(dummyChannel); 158 // For setup item 159 TvInputManagerHelper inputManager = TvApplication.getSingletons(mContext) 160 .getTvInputManagerHelper(); 161 boolean showSetupCard = SetupUtils.getInstance(mContext).hasNewInput(inputManager); 162 Channel currentChannel = getMainActivity().getCurrentChannel(); 163 boolean showAppLinkCard = currentChannel != null 164 && currentChannel.getAppLinkType(mContext) != Channel.APP_LINK_TYPE_NONE 165 // Sometimes applicationInfo can be null. b/28932537 166 && inputManager.getTvInputAppInfo(currentChannel.getInputId()) != null; 167 boolean showDvrCard = false; 168 if (mDvrDataManager != null) { 169 for (TvInputInfo info : inputManager.getTvInputInfos(true, true)) { 170 if (info.canRecord()) { 171 showDvrCard = true; 172 break; 173 } 174 } 175 } 176 177 mViewType[0] = R.layout.menu_card_guide; 178 int index = 1; 179 if (showSetupCard) { 180 channelList.add(dummyChannel); 181 mViewType[index++] = R.layout.menu_card_setup; 182 } 183 if (showDvrCard) { 184 channelList.add(dummyChannel); 185 mViewType[index++] = R.layout.menu_card_dvr; 186 } 187 if (showAppLinkCard) { 188 channelList.add(currentChannel); 189 mViewType[index++] = R.layout.menu_card_app_link; 190 } 191 for ( ; index < mViewType.length; ++index) { 192 mViewType[index] = R.layout.menu_card_channel; 193 } 194 channelList.addAll(getRecentChannels()); 195 setItemList(channelList); 196 } 197 getRecentChannels()198 private List<Channel> getRecentChannels() { 199 List<Channel> channelList = new ArrayList<>(); 200 for (Channel channel : mRecommender.recommendChannels(mMaxCount)) { 201 if (channel.isBrowsable()) { 202 channelList.add(channel); 203 } 204 } 205 int count = channelList.size(); 206 // If the number of recommended channels is not enough, add more from the recent channel 207 // list. 208 if (count < mMinCount) { 209 for (long channelId : getMainActivity().getRecentChannels()) { 210 Channel channel = mRecommender.getChannel(channelId); 211 if (channel == null || channelList.contains(channel) 212 || !channel.isBrowsable()) { 213 continue; 214 } 215 channelList.add(channel); 216 if (++count >= mMinCount) { 217 break; 218 } 219 } 220 } 221 return channelList; 222 } 223 } 224