1 /* 2 * Copyright (C) 2019 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.car.settings.storage; 17 18 19 import static com.android.car.settings.storage.StorageMediaCategoryPreferenceController.EXTRA_AUDIO_BYTES; 20 import static com.android.car.settings.storage.StorageUtils.maybeInitializeVolume; 21 22 import android.app.Application; 23 import android.content.Context; 24 import android.os.Bundle; 25 import android.os.storage.StorageManager; 26 import android.os.storage.VolumeInfo; 27 28 import com.android.car.settings.R; 29 import com.android.car.settings.applications.AppListFragment; 30 import com.android.car.settings.applications.ApplicationListItemManager; 31 import com.android.settingslib.applications.ApplicationsState; 32 33 /** 34 * Lists all installed applications with category audio and their summary. 35 */ 36 public class StorageMediaCategoryDetailFragment extends AppListFragment { 37 38 private ApplicationListItemManager mAppListItemManager; 39 40 /** 41 * Gets the instance of this class. 42 */ getInstance()43 public static StorageMediaCategoryDetailFragment getInstance() { 44 StorageMediaCategoryDetailFragment storageMedia = new StorageMediaCategoryDetailFragment(); 45 return storageMedia; 46 } 47 48 @Override getPreferenceScreenResId()49 protected int getPreferenceScreenResId() { 50 return R.xml.storage_media_category_detail_fragment; 51 } 52 53 @Override onAttach(Context context)54 public void onAttach(Context context) { 55 super.onAttach(context); 56 Bundle bundle = getArguments(); 57 long externalAudioBytes = bundle.getLong(EXTRA_AUDIO_BYTES); 58 StorageManager sm = context.getSystemService(StorageManager.class); 59 VolumeInfo volume = maybeInitializeVolume(sm, getArguments()); 60 Application application = requireActivity().getApplication(); 61 mAppListItemManager = new ApplicationListItemManager(volume, getLifecycle(), 62 ApplicationsState.getInstance(application), 63 getContext().getResources().getInteger( 64 R.integer.millisecond_app_data_update_interval), 65 getContext().getResources().getInteger( 66 R.integer.millisecond_max_app_load_wait_interval)); 67 StorageMediaCategoryDetailPreferenceController pc = use( 68 StorageMediaCategoryDetailPreferenceController.class, 69 R.string.pk_storage_music_audio_details); 70 mAppListItemManager.registerListener(pc); 71 pc.setExternalAudioBytes(externalAudioBytes); 72 } 73 74 @Override onCreate(Bundle savedInstanceState)75 public void onCreate(Bundle savedInstanceState) { 76 super.onCreate(savedInstanceState); 77 mAppListItemManager.startLoading(getAppFilter(), ApplicationsState.SIZE_COMPARATOR); 78 } 79 80 @Override onStart()81 public void onStart() { 82 super.onStart(); 83 mAppListItemManager.onFragmentStart(); 84 } 85 86 @Override onStop()87 public void onStop() { 88 super.onStop(); 89 mAppListItemManager.onFragmentStop(); 90 } 91 92 @Override onToggleShowSystemApps(boolean showSystem)93 protected void onToggleShowSystemApps(boolean showSystem) { 94 mAppListItemManager.rebuildWithFilter(getAppFilter()); 95 } 96 getAppFilter()97 private ApplicationsState.AppFilter getAppFilter() { 98 ApplicationsState.AppFilter filter = ApplicationsState.FILTER_AUDIO; 99 if (!shouldShowSystemApps()) { 100 filter = new ApplicationsState.CompoundFilter(filter, 101 ApplicationsState.FILTER_DOWNLOADED_AND_LAUNCHER_AND_INSTANT); 102 } 103 return filter; 104 } 105 } 106