1 /* 2 * Copyright (C) 2014 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.launcher3.compat; 18 19 import android.content.Context; 20 import android.content.pm.PackageInstaller; 21 import android.content.pm.PackageInstaller.SessionCallback; 22 import android.content.pm.PackageInstaller.SessionInfo; 23 import android.os.Handler; 24 import android.os.Process; 25 import android.os.UserHandle; 26 import android.util.SparseArray; 27 28 import com.android.launcher3.IconCache; 29 import com.android.launcher3.LauncherAppState; 30 import com.android.launcher3.LauncherModel; 31 import com.android.launcher3.util.Thunk; 32 33 import java.util.HashMap; 34 35 public class PackageInstallerCompatVL extends PackageInstallerCompat { 36 37 @Thunk final SparseArray<String> mActiveSessions = new SparseArray<>(); 38 39 @Thunk final PackageInstaller mInstaller; 40 private final IconCache mCache; 41 private final Handler mWorker; 42 PackageInstallerCompatVL(Context context)43 PackageInstallerCompatVL(Context context) { 44 mInstaller = context.getPackageManager().getPackageInstaller(); 45 mCache = LauncherAppState.getInstance(context).getIconCache(); 46 mWorker = new Handler(LauncherModel.getWorkerLooper()); 47 48 mInstaller.registerSessionCallback(mCallback, mWorker); 49 } 50 51 @Override updateAndGetActiveSessionCache()52 public HashMap<String, Integer> updateAndGetActiveSessionCache() { 53 HashMap<String, Integer> activePackages = new HashMap<>(); 54 UserHandle user = Process.myUserHandle(); 55 for (SessionInfo info : mInstaller.getAllSessions()) { 56 addSessionInfoToCache(info, user); 57 if (info.getAppPackageName() != null) { 58 activePackages.put(info.getAppPackageName(), (int) (info.getProgress() * 100)); 59 mActiveSessions.put(info.getSessionId(), info.getAppPackageName()); 60 } 61 } 62 return activePackages; 63 } 64 addSessionInfoToCache(SessionInfo info, UserHandle user)65 @Thunk void addSessionInfoToCache(SessionInfo info, UserHandle user) { 66 String packageName = info.getAppPackageName(); 67 if (packageName != null) { 68 mCache.cachePackageInstallInfo(packageName, user, info.getAppIcon(), 69 info.getAppLabel()); 70 } 71 } 72 73 @Override onStop()74 public void onStop() { 75 mInstaller.unregisterSessionCallback(mCallback); 76 } 77 sendUpdate(PackageInstallInfo info)78 @Thunk void sendUpdate(PackageInstallInfo info) { 79 LauncherAppState app = LauncherAppState.getInstanceNoCreate(); 80 if (app != null) { 81 app.getModel().setPackageState(info); 82 } 83 } 84 85 private final SessionCallback mCallback = new SessionCallback() { 86 87 @Override 88 public void onCreated(int sessionId) { 89 pushSessionDisplayToLauncher(sessionId); 90 } 91 92 @Override 93 public void onFinished(int sessionId, boolean success) { 94 // For a finished session, we can't get the session info. So use the 95 // packageName from our local cache. 96 String packageName = mActiveSessions.get(sessionId); 97 mActiveSessions.remove(sessionId); 98 99 if (packageName != null) { 100 sendUpdate(new PackageInstallInfo(packageName, 101 success ? STATUS_INSTALLED : STATUS_FAILED, 0)); 102 } 103 } 104 105 @Override 106 public void onProgressChanged(int sessionId, float progress) { 107 SessionInfo session = mInstaller.getSessionInfo(sessionId); 108 if (session != null && session.getAppPackageName() != null) { 109 sendUpdate(new PackageInstallInfo(session.getAppPackageName(), 110 STATUS_INSTALLING, 111 (int) (session.getProgress() * 100))); 112 } 113 } 114 115 @Override 116 public void onActiveChanged(int sessionId, boolean active) { } 117 118 @Override 119 public void onBadgingChanged(int sessionId) { 120 pushSessionDisplayToLauncher(sessionId); 121 } 122 123 private void pushSessionDisplayToLauncher(int sessionId) { 124 SessionInfo session = mInstaller.getSessionInfo(sessionId); 125 if (session != null && session.getAppPackageName() != null) { 126 addSessionInfoToCache(session, Process.myUserHandle()); 127 LauncherAppState app = LauncherAppState.getInstanceNoCreate(); 128 129 if (app != null) { 130 app.getModel().updateSessionDisplayInfo(session.getAppPackageName()); 131 } 132 } 133 } 134 }; 135 } 136