| /* |
| * Copyright (C) 2021 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.car.settings.applications; |
| |
| import android.content.Context; |
| import android.permission.PermissionControllerManager; |
| |
| import androidx.annotation.NonNull; |
| |
| /** |
| * Class for fetching and returning the number of hibernated apps. Largely derived from |
| * {@link com.android.settings.applications.HibernatedAppsPreferenceController}. |
| */ |
| public class HibernatedAppsItemManager { |
| private final Context mContext; |
| private HibernatedAppsCountListener mListener; |
| |
| public HibernatedAppsItemManager(Context context) { |
| mContext = context; |
| } |
| |
| /** |
| * Starts fetching recently used apps |
| */ |
| public void startLoading() { |
| PermissionControllerManager permController = |
| mContext.getSystemService(PermissionControllerManager.class); |
| if (mListener != null && permController != null) { |
| // This executor is only used for returning the value |
| // The main logic happens on a background thread |
| permController.getUnusedAppCount(mContext.getMainExecutor(), |
| mListener::onHibernatedAppsCountLoaded); |
| } |
| } |
| |
| /** |
| * Registers a listener that will be notified once the data is loaded. |
| */ |
| public void setListener(@NonNull HibernatedAppsCountListener listener) { |
| mListener = listener; |
| } |
| |
| /** |
| * Callback that is called once the count of hibernated apps has been fetched. |
| */ |
| public interface HibernatedAppsCountListener { |
| /** |
| * Called when the count of hibernated apps has loaded. |
| */ |
| void onHibernatedAppsCountLoaded(int hibernatedAppsCount); |
| } |
| } |