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 LauncherAppState.setApplicationContext(context.getApplicationContext()); 47 mCache = LauncherAppState.getInstance().getIconCache(); 48 mWorker = new Handler(LauncherModel.getWorkerLooper()); 49 50 mInstaller.registerSessionCallback(mCallback, mWorker); 51 } 52 53 @Override updateAndGetActiveSessionCache()54 public HashMap<String, Integer> updateAndGetActiveSessionCache() { 55 HashMap<String, Integer> activePackages = new HashMap<>(); 56 UserHandleCompat user = UserHandleCompat.myUserHandle(); 57 for (SessionInfo info : mInstaller.getAllSessions()) { 58 addSessionInfoToCahce(info, user); 59 if (info.getAppPackageName() != null) { 60 activePackages.put(info.getAppPackageName(), (int) (info.getProgress() * 100)); 61 mActiveSessions.put(info.getSessionId(), info.getAppPackageName()); 62 } 63 } 64 return activePackages; 65 } 66 addSessionInfoToCahce(SessionInfo info, UserHandleCompat user)67 @Thunk void addSessionInfoToCahce(SessionInfo info, UserHandleCompat user) { 68 String packageName = info.getAppPackageName(); 69 if (packageName != null) { 70 mCache.cachePackageInstallInfo(packageName, user, info.getAppIcon(), 71 info.getAppLabel()); 72 } 73 } 74 75 @Override onStop()76 public void onStop() { 77 mInstaller.unregisterSessionCallback(mCallback); 78 } 79 sendUpdate(PackageInstallInfo info)80 @Thunk void sendUpdate(PackageInstallInfo info) { 81 LauncherAppState app = LauncherAppState.getInstanceNoCreate(); 82 if (app != null) { 83 app.getModel().setPackageState(info); 84 } 85 } 86 87 private final SessionCallback mCallback = new SessionCallback() { 88 89 @Override 90 public void onCreated(int sessionId) { 91 pushSessionDisplayToLauncher(sessionId); 92 } 93 94 @Override 95 public void onFinished(int sessionId, boolean success) { 96 // For a finished session, we can't get the session info. So use the 97 // packageName from our local cache. 98 String packageName = mActiveSessions.get(sessionId); 99 mActiveSessions.remove(sessionId); 100 101 if (packageName != null) { 102 sendUpdate(new PackageInstallInfo(packageName, 103 success ? STATUS_INSTALLED : STATUS_FAILED, 0)); 104 } 105 } 106 107 @Override 108 public void onProgressChanged(int sessionId, float progress) { 109 SessionInfo session = mInstaller.getSessionInfo(sessionId); 110 if (session != null) { 111 sendUpdate(new PackageInstallInfo(session.getAppPackageName(), 112 STATUS_INSTALLING, 113 (int) (session.getProgress() * 100))); 114 } 115 } 116 117 @Override 118 public void onActiveChanged(int sessionId, boolean active) { } 119 120 @Override 121 public void onBadgingChanged(int sessionId) { 122 pushSessionDisplayToLauncher(sessionId); 123 } 124 125 private void pushSessionDisplayToLauncher(int sessionId) { 126 SessionInfo session = mInstaller.getSessionInfo(sessionId); 127 if (session != null) { 128 addSessionInfoToCahce(session, UserHandleCompat.myUserHandle()); 129 LauncherAppState app = LauncherAppState.getInstanceNoCreate(); 130 131 if (app != null) { 132 app.getModel().updateSessionDisplayInfo(session.getAppPackageName()); 133 } 134 } 135 } 136 }; 137 } 138