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      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.media.tv.TvTrackInfo;
     21 import android.support.annotation.VisibleForTesting;
     22 
     23 import com.android.tv.Features;
     24 import com.android.tv.TvOptionsManager;
     25 import com.android.tv.customization.CustomAction;
     26 import com.android.tv.data.DisplayMode;
     27 import com.android.tv.ui.TvViewUiManager;
     28 import com.android.tv.ui.sidepanel.ClosedCaptionFragment;
     29 import com.android.tv.ui.sidepanel.DeveloperOptionFragment;
     30 import com.android.tv.ui.sidepanel.DisplayModeFragment;
     31 import com.android.tv.ui.sidepanel.MultiAudioFragment;
     32 import com.android.tv.util.Utils;
     33 
     34 import java.util.ArrayList;
     35 import java.util.List;
     36 
     37 /*
     38  * An adapter of options.
     39  */
     40 public class TvOptionsRowAdapter extends CustomizableOptionsRowAdapter {
     41     public TvOptionsRowAdapter(Context context, List<CustomAction> customActions) {
     42         super(context, customActions);
     43     }
     44 
     45     @Override
     46     protected List<MenuAction> createBaseActions() {
     47         List<MenuAction> actionList = new ArrayList<>();
     48         actionList.add(MenuAction.SELECT_CLOSED_CAPTION_ACTION);
     49         actionList.add(MenuAction.SELECT_DISPLAY_MODE_ACTION);
     50         if (Features.PICTURE_IN_PICTURE.isEnabled(getMainActivity())) {
     51             actionList.add(MenuAction.SYSTEMWIDE_PIP_ACTION);
     52         }
     53         actionList.add(MenuAction.SELECT_AUDIO_LANGUAGE_ACTION);
     54         actionList.add(MenuAction.MORE_CHANNELS_ACTION);
     55         if (Utils.isDeveloper()) {
     56             actionList.add(MenuAction.DEV_ACTION);
     57         }
     58         actionList.add(MenuAction.SETTINGS_ACTION);
     59 
     60         updateClosedCaptionAction();
     61         updatePipAction();
     62         updateMultiAudioAction();
     63         updateDisplayModeAction();
     64         return actionList;
     65     }
     66 
     67     @Override
     68     protected void updateActions() {
     69         if (updateClosedCaptionAction()) {
     70             notifyItemChanged(getItemPosition(MenuAction.SELECT_CLOSED_CAPTION_ACTION));
     71         }
     72         if (updatePipAction()) {
     73             notifyItemChanged(getItemPosition(MenuAction.SYSTEMWIDE_PIP_ACTION));
     74         }
     75         if (updateMultiAudioAction()) {
     76             notifyItemChanged(getItemPosition(MenuAction.SELECT_AUDIO_LANGUAGE_ACTION));
     77         }
     78         if (updateDisplayModeAction()) {
     79             notifyItemChanged(getItemPosition(MenuAction.SELECT_DISPLAY_MODE_ACTION));
     80         }
     81     }
     82 
     83     @VisibleForTesting
     84     private boolean updateClosedCaptionAction() {
     85         return updateActionDescription(MenuAction.SELECT_CLOSED_CAPTION_ACTION);
     86     }
     87 
     88     private boolean updatePipAction() {
     89         if (containsItem(MenuAction.SYSTEMWIDE_PIP_ACTION)) {
     90             return MenuAction.setEnabled(MenuAction.SYSTEMWIDE_PIP_ACTION,
     91                     !getMainActivity().isScreenBlockedByResourceConflictOrParentalControl());
     92         }
     93         return false;
     94     }
     95 
     96     boolean updateMultiAudioAction() {
     97         List<TvTrackInfo> audioTracks = getMainActivity().getTracks(TvTrackInfo.TYPE_AUDIO);
     98         boolean enabled = audioTracks != null && audioTracks.size() > 1;
     99         // Use "|" operator for non-short-circuit evaluation.
    100         return MenuAction.setEnabled(MenuAction.SELECT_AUDIO_LANGUAGE_ACTION, enabled)
    101                 | updateActionDescription(MenuAction.SELECT_AUDIO_LANGUAGE_ACTION);
    102     }
    103 
    104     private boolean updateDisplayModeAction() {
    105         TvViewUiManager uiManager = getMainActivity().getTvViewUiManager();
    106         boolean enabled = uiManager.isDisplayModeAvailable(DisplayMode.MODE_FULL)
    107                 || uiManager.isDisplayModeAvailable(DisplayMode.MODE_ZOOM);
    108         // Use "|" operator for non-short-circuit evaluation.
    109         return MenuAction.setEnabled(MenuAction.SELECT_DISPLAY_MODE_ACTION, enabled)
    110                 | updateActionDescription(MenuAction.SELECT_DISPLAY_MODE_ACTION);
    111     }
    112 
    113     private boolean updateActionDescription(MenuAction action) {
    114         return MenuAction.setActionDescription(action,
    115                 getMainActivity().getTvOptionsManager().getOptionString(action.getType()));
    116     }
    117 
    118     @Override
    119     protected void executeBaseAction(int type) {
    120         switch (type) {
    121             case TvOptionsManager.OPTION_CLOSED_CAPTIONS:
    122                 getMainActivity().getOverlayManager().getSideFragmentManager()
    123                         .show(new ClosedCaptionFragment());
    124                 break;
    125             case TvOptionsManager.OPTION_DISPLAY_MODE:
    126                 getMainActivity().getOverlayManager().getSideFragmentManager()
    127                         .show(new DisplayModeFragment());
    128                 break;
    129             case TvOptionsManager.OPTION_SYSTEMWIDE_PIP:
    130                 getMainActivity().enterPictureInPictureMode();
    131                 break;
    132             case TvOptionsManager.OPTION_MULTI_AUDIO:
    133                 getMainActivity().getOverlayManager().getSideFragmentManager()
    134                         .show(new MultiAudioFragment());
    135                 break;
    136             case TvOptionsManager.OPTION_MORE_CHANNELS:
    137                 getMainActivity().showMerchantCollection();
    138                 break;
    139             case TvOptionsManager.OPTION_DEVELOPER:
    140                 getMainActivity().getOverlayManager().getSideFragmentManager()
    141                         .show(new DeveloperOptionFragment());
    142                 break;
    143             case TvOptionsManager.OPTION_SETTINGS:
    144                 getMainActivity().showSettingsFragment();
    145                 break;
    146         }
    147     }
    148 }