1 /* 2 * Copyright (C) 2022 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.tests.loadingprogress.registerapp; 18 19 import android.app.Activity; 20 import android.content.pm.LauncherApps; 21 import android.os.Bundle; 22 import android.os.Handler; 23 import android.os.UserHandle; 24 import android.util.Log; 25 26 public class MainActivity extends Activity { 27 private static final String TAG = "RegisterApp"; 28 @Override onCreate(Bundle savedInstanceState)29 public void onCreate(Bundle savedInstanceState) { 30 super.onCreate(savedInstanceState); 31 LauncherApps.Callback callback = new LauncherApps.Callback() { 32 @Override 33 public void onPackageRemoved(String packageName, UserHandle user) { 34 } 35 36 @Override 37 public void onPackageAdded(String packageName, UserHandle user) { 38 } 39 40 @Override 41 public void onPackageChanged(String packageName, UserHandle user) { 42 } 43 44 @Override 45 public void onPackagesAvailable(String[] packageNames, UserHandle user, 46 boolean replacing) { 47 } 48 49 @Override 50 public void onPackagesUnavailable(String[] packageNames, UserHandle user, 51 boolean replacing) { 52 } 53 }; 54 // Register a callback to LauncherApps Service. This is required before the test app is 55 // first installed so that loading progress listener can be activated for the test app. 56 final LauncherApps launcherApps = getApplicationContext().getSystemService( 57 LauncherApps.class); 58 if (launcherApps != null) { 59 launcherApps.registerCallback(callback, new Handler(getMainLooper())); 60 } 61 Log.i(TAG, "Registered the first callback"); 62 } 63 } 64