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 17 package com.android.settings; 18 19 import android.app.Application; 20 21 import com.android.settings.activityembedding.ActivityEmbeddingRulesController; 22 import com.android.settings.homepage.SettingsHomepageActivity; 23 import com.android.settingslib.applications.AppIconCacheManager; 24 25 import java.lang.ref.WeakReference; 26 27 /** Settings application which sets up activity embedding rules for the large screen device. */ 28 public class SettingsApplication extends Application { 29 30 private WeakReference<SettingsHomepageActivity> mHomeActivity = new WeakReference<>(null); 31 32 @Override onCreate()33 public void onCreate() { 34 super.onCreate(); 35 36 final ActivityEmbeddingRulesController controller = 37 new ActivityEmbeddingRulesController(this); 38 controller.initRules(); 39 } 40 setHomeActivity(SettingsHomepageActivity homeActivity)41 public void setHomeActivity(SettingsHomepageActivity homeActivity) { 42 mHomeActivity = new WeakReference<>(homeActivity); 43 } 44 getHomeActivity()45 public SettingsHomepageActivity getHomeActivity() { 46 return mHomeActivity.get(); 47 } 48 49 @Override onLowMemory()50 public void onLowMemory() { 51 super.onLowMemory(); 52 AppIconCacheManager.getInstance().release(); 53 } 54 } 55