1 /*
2  * Copyright (C) 2021 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 package com.android.wallpaper.picker;
17 
18 import android.os.Bundle;
19 
20 import com.android.wallpaper.R;
21 import com.android.wallpaper.model.CustomizationSectionController;
22 import com.android.wallpaper.picker.customization.ui.section.ConnectedSectionController;
23 import com.android.wallpaper.picker.customization.ui.section.ScreenPreviewSectionController;
24 
25 import java.util.List;
26 import java.util.stream.Collectors;
27 
28 /** The Fragment UI for wallpaper only section. */
29 public class WallpaperOnlyFragment extends CustomizationPickerFragment {
30 
31     /** Returns a new instance of {@link WallpaperOnlyFragment}. */
newInstance()32     public static WallpaperOnlyFragment newInstance() {
33         final WallpaperOnlyFragment fragment = new WallpaperOnlyFragment();
34         final Bundle args = new Bundle();
35         fragment.setArguments(args);
36         return fragment;
37     }
38 
39     @Override
getDefaultTitle()40     public CharSequence getDefaultTitle() {
41         return getString(R.string.wallpaper_app_name);
42     }
43 
44     @Override
filterAvailableSections( List<CustomizationSectionController<?>> controllers)45     protected List<CustomizationSectionController<?>> filterAvailableSections(
46             List<CustomizationSectionController<?>> controllers) {
47         List<CustomizationSectionController<?>> wallpaperOnlySections = controllers.stream()
48                 .filter(controller -> controller instanceof ScreenPreviewSectionController
49                         || controller instanceof ConnectedSectionController)
50                 .collect(Collectors.toList());
51         return super.filterAvailableSections(wallpaperOnlySections);
52     }
53 }
54