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.ui.sidepanel;
18 
19 import android.content.Context;
20 import com.android.tv.R;
21 import com.android.tv.data.DisplayMode;
22 import com.android.tv.ui.TvViewUiManager;
23 import java.util.ArrayList;
24 import java.util.List;
25 
26 public class DisplayModeFragment extends SideFragment {
27     private static final String TRACKER_LABEL = "display mode";
28     private TvViewUiManager mTvViewUiManager;
29 
30     @Override
getTitle()31     protected String getTitle() {
32         return getString(R.string.side_panel_title_display_mode);
33     }
34 
35     @Override
getTrackerLabel()36     public String getTrackerLabel() {
37         return TRACKER_LABEL;
38     }
39 
40     @Override
getItemList()41     protected List<Item> getItemList() {
42         List<Item> items = new ArrayList<>();
43         for (int i = 0; i < DisplayMode.SIZE_OF_RATIO_TYPES; ++i) {
44             items.add(new DisplayModeRadioItem(i));
45         }
46         return items;
47     }
48 
49     @Override
onAttach(Context context)50     public void onAttach(Context context) {
51         super.onAttach(context);
52         mTvViewUiManager = getMainActivity().getTvViewUiManager();
53     }
54 
55     @Override
onResume()56     public void onResume() {
57         super.onResume();
58         setSelectedPosition(mTvViewUiManager.getDisplayMode());
59     }
60 
61     @Override
onDetach()62     public void onDetach() {
63         super.onDetach();
64         mTvViewUiManager.restoreDisplayMode(true);
65     }
66 
67     private class DisplayModeRadioItem extends RadioButtonItem {
68         private final int mDisplayMode;
69 
DisplayModeRadioItem(int displayMode)70         private DisplayModeRadioItem(int displayMode) {
71             super(DisplayMode.getLabel(displayMode, getActivity()));
72             mDisplayMode = displayMode;
73         }
74 
75         @Override
onUpdate()76         protected void onUpdate() {
77             super.onUpdate();
78             setEnabled(mTvViewUiManager.isDisplayModeAvailable(mDisplayMode));
79             setChecked(mDisplayMode == mTvViewUiManager.getDisplayMode());
80         }
81 
82         @Override
onSelected()83         protected void onSelected() {
84             super.onSelected();
85             mTvViewUiManager.setDisplayMode(mDisplayMode, true, true);
86             closeFragment();
87         }
88 
89         @Override
onFocused()90         protected void onFocused() {
91             super.onFocused();
92             mTvViewUiManager.setDisplayMode(mDisplayMode, false, true);
93         }
94     }
95 }
96