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.annotation.TargetApi; 20 import android.content.Context; 21 import android.content.pm.PackageInstaller; 22 import android.content.pm.PackageInstaller.SessionCallback; 23 import android.content.pm.PackageInstaller.SessionInfo; 24 import android.os.Build; 25 import android.os.Handler; 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 @TargetApi(Build.VERSION_CODES.LOLLIPOP) 36 public class PackageInstallerCompatVL extends PackageInstallerCompat { 37 38 @Thunk final SparseArray<String> mActiveSessions = new SparseArray<>(); 39 40 @Thunk final PackageInstaller mInstaller; 41 private final IconCache mCache; 42 private final Handler mWorker; 43 PackageInstallerCompatVL(Context context)44 PackageInstallerCompatVL(Context context) { 45 mInstaller = context.getPackageManager().getPackageInstaller(); 46 mCache = LauncherAppState.getInstance().getIconCache(); 47 mWorker = new Handler(LauncherModel.getWorkerLooper()); 48 49 mInstaller.registerSessionCallback(mCallback, mWorker); 50 } 51 52 @Override updateAndGetActiveSessionCache()53 public HashMap<String, Integer> updateAndGetActiveSessionCache() { 54 HashMap<String, Integer> activePackages = new HashMap<>(); 55 UserHandleCompat user = UserHandleCompat.myUserHandle(); 56 for (SessionInfo info : mInstaller.getAllSessions()) { 57 addSessionInfoToCahce(info, user); 58 if (info.getAppPackageName() != null) { 59 activePackages.put(info.getAppPackageName(), (int) (info.getProgress() * 100)); 60 mActiveSessions.put(info.getSessionId(), info.getAppPackageName()); 61 } 62 } 63 return activePackages; 64 } 65 addSessionInfoToCahce(SessionInfo info, UserHandleCompat user)66 @Thunk void addSessionInfoToCahce(SessionInfo info, UserHandleCompat user) { 67 String packageName = info.getAppPackageName(); 68 if (packageName != null) { 69 mCache.cachePackageInstallInfo(packageName, user, info.getAppIcon(), 70 info.getAppLabel()); 71 } 72 } 73 74 @Override onStop()75 public void onStop() { 76 mInstaller.unregisterSessionCallback(mCallback); 77 } 78 sendUpdate(PackageInstallInfo info)79 @Thunk void sendUpdate(PackageInstallInfo info) { 80 LauncherAppState app = LauncherAppState.getInstanceNoCreate(); 81 if (app != null) { 82 app.getModel().setPackageState(info); 83 } 84 } 85 86 private final SessionCallback mCallback = new SessionCallback() { 87 88 @Override 89 public void onCreated(int sessionId) { 90 pushSessionDisplayToLauncher(sessionId); 91 } 92 93 @Override 94 public void onFinished(int sessionId, boolean success) { 95 // For a finished session, we can't get the session info. So use the 96 // packageName from our local cache. 97 String packageName = mActiveSessions.get(sessionId); 98 mActiveSessions.remove(sessionId); 99 100 if (packageName != null) { 101 sendUpdate(new PackageInstallInfo(packageName, 102 success ? STATUS_INSTALLED : STATUS_FAILED, 0)); 103 } 104 } 105 106 @Override 107 public void onProgressChanged(int sessionId, float progress) { 108 SessionInfo session = mInstaller.getSessionInfo(sessionId); 109 if (session != null && session.getAppPackageName() != null) { 110 sendUpdate(new PackageInstallInfo(session.getAppPackageName(), 111 STATUS_INSTALLING, 112 (int) (session.getProgress() * 100))); 113 } 114 } 115 116 @Override 117 public void onActiveChanged(int sessionId, boolean active) { } 118 119 @Override 120 public void onBadgingChanged(int sessionId) { 121 pushSessionDisplayToLauncher(sessionId); 122 } 123 124 private void pushSessionDisplayToLauncher(int sessionId) { 125 SessionInfo session = mInstaller.getSessionInfo(sessionId); 126 if (session != null && session.getAppPackageName() != null) { 127 addSessionInfoToCahce(session, UserHandleCompat.myUserHandle()); 128 LauncherAppState app = LauncherAppState.getInstanceNoCreate(); 129 130 if (app != null) { 131 app.getModel().updateSessionDisplayInfo(session.getAppPackageName()); 132 } 133 } 134 } 135 }; 136 } 137