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.support.annotation.Nullable;
21 import android.text.TextUtils;
22 
23 import com.android.tv.MainActivity;
24 import com.android.tv.R;
25 import com.android.tv.customization.CustomAction;
26 import com.android.tv.customization.TvCustomizationManager;
27 
28 import java.util.List;
29 
30 /**
31  * A factory class to create menu rows.
32  */
33 public class MenuRowFactory {
34     private final MainActivity mMainActivity;
35     private final TvCustomizationManager mTvCustomizationManager;
36 
37     /**
38      * A constructor.
39      */
MenuRowFactory(MainActivity mainActivity)40     public MenuRowFactory(MainActivity mainActivity) {
41         mMainActivity = mainActivity;
42         mTvCustomizationManager = new TvCustomizationManager(mainActivity);
43         mTvCustomizationManager.initialize();
44     }
45 
46     /**
47      * Creates an object corresponding to the given {@code key}.
48      */
49     @Nullable
createMenuRow(Menu menu, Class<?> key)50     public MenuRow createMenuRow(Menu menu, Class<?> key) {
51         if (PlayControlsRow.class.equals(key)) {
52             return new PlayControlsRow(mMainActivity, menu, mMainActivity.getTimeShiftManager());
53         } else if (ChannelsRow.class.equals(key)) {
54             return new ChannelsRow(mMainActivity, menu, mMainActivity.getProgramDataManager());
55         } else if (PartnerRow.class.equals(key)) {
56             List<CustomAction> customActions = mTvCustomizationManager.getCustomActions(
57                     TvCustomizationManager.ID_PARTNER_ROW);
58             String title = mTvCustomizationManager.getPartnerRowTitle();
59             if (customActions != null && !TextUtils.isEmpty(title)) {
60                 return new PartnerRow(mMainActivity, menu, title, customActions);
61             }
62             return null;
63         } else if (TvOptionsRow.class.equals(key)) {
64             return new TvOptionsRow(mMainActivity, menu, mTvCustomizationManager
65                     .getCustomActions(TvCustomizationManager.ID_OPTIONS_ROW));
66         } else if (PipOptionsRow.class.equals(key)) {
67             return new PipOptionsRow(mMainActivity, menu);
68         }
69         return null;
70     }
71 
72     /**
73      * A menu row which represents the TV options row.
74      */
75     public static class TvOptionsRow extends ItemListRow {
TvOptionsRow(Context context, Menu menu, List<CustomAction> customActions)76         private TvOptionsRow(Context context, Menu menu, List<CustomAction> customActions) {
77             super(context, menu, R.string.menu_title_options, R.dimen.action_card_height,
78                     new TvOptionsRowAdapter(context, customActions));
79         }
80 
81         @Override
onStreamInfoChanged()82         public void onStreamInfoChanged() {
83             if (getMenu().isActive()) {
84                 update();
85             }
86         }
87     }
88 
89     /**
90      * A menu row which represents the PIP options row.
91      */
92     public static class PipOptionsRow extends ItemListRow {
93         private final MainActivity mMainActivity;
94 
PipOptionsRow(Context context, Menu menu)95         private PipOptionsRow(Context context, Menu menu) {
96             super(context, menu, R.string.menu_title_pip_options, R.dimen.action_card_height,
97                     new PipOptionsRowAdapter(context));
98             mMainActivity = (MainActivity) context;
99         }
100 
101         @Override
isVisible()102         public boolean isVisible() {
103             // TODO: Remove the dependency on MainActivity.
104             return super.isVisible() && mMainActivity.isPipEnabled();
105         }
106     }
107 
108     /**
109      * A menu row which represents the partner row.
110      */
111     public static class PartnerRow extends ItemListRow {
PartnerRow(Context context, Menu menu, String title, List<CustomAction> customActions)112         private PartnerRow(Context context, Menu menu, String title,
113                            List<CustomAction> customActions) {
114             super(context, menu, title, R.dimen.action_card_height,
115                     new PartnerOptionsRowAdapter(context, customActions));
116         }
117     }
118 }
119