1 /* 2 * Copyright (C) 2018 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.quickstep; 18 19 import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR; 20 21 import android.annotation.NonNull; 22 import android.annotation.UserIdInt; 23 import android.content.ComponentName; 24 import android.content.Context; 25 import android.content.pm.ApplicationInfo; 26 import android.content.pm.PackageManager; 27 import android.os.UserHandle; 28 import android.util.Log; 29 import android.view.RemoteAnimationTarget; 30 31 import androidx.annotation.Nullable; 32 33 import com.android.launcher3.pm.UserCache; 34 import com.android.launcher3.util.ComponentKey; 35 import com.android.launcher3.util.PackageManagerHelper; 36 import com.android.systemui.shared.recents.model.Task; 37 import com.android.systemui.shared.system.ActivityManagerWrapper; 38 39 import java.util.List; 40 41 /** 42 * Contains helpful methods for retrieving data from {@link Task}s. 43 */ 44 public final class TaskUtils { 45 46 private static final String TAG = "TaskUtils"; 47 TaskUtils()48 private TaskUtils() {} 49 50 /** 51 * TODO: remove this once we switch to getting the icon and label from IconCache. 52 */ getTitle(Context context, Task task)53 public static CharSequence getTitle(Context context, Task task) { 54 return getTitle(context, task.key.userId, task.getTopComponent().getPackageName()); 55 } 56 getTitle( @onNull Context context, @UserIdInt @Nullable Integer userId, @Nullable String packageName)57 public static CharSequence getTitle( 58 @NonNull Context context, 59 @UserIdInt @Nullable Integer userId, 60 @Nullable String packageName) { 61 if (userId == null || packageName == null) { 62 if (userId == null) { 63 Log.e(TAG, "Failed to get title; missing userId"); 64 } 65 if (packageName == null) { 66 Log.e(TAG, "Failed to get title; missing packageName"); 67 } 68 return ""; 69 } 70 UserHandle user = UserHandle.of(userId); 71 ApplicationInfo applicationInfo = new PackageManagerHelper(context) 72 .getApplicationInfo(packageName, user, 0); 73 if (applicationInfo == null) { 74 Log.e(TAG, "Failed to get title for userId=" + userId + ", packageName=" + packageName); 75 return ""; 76 } 77 PackageManager packageManager = context.getPackageManager(); 78 return packageManager.getUserBadgedLabel( 79 applicationInfo.loadLabel(packageManager), user); 80 } 81 getLaunchComponentKeyForTask(Task.TaskKey taskKey)82 public static ComponentKey getLaunchComponentKeyForTask(Task.TaskKey taskKey) { 83 final ComponentName cn = taskKey.sourceComponent != null 84 ? taskKey.sourceComponent 85 : taskKey.getComponent(); 86 return new ComponentKey(cn, UserHandle.of(taskKey.userId)); 87 } 88 89 taskIsATargetWithMode(RemoteAnimationTarget[] targets, int taskId, int mode)90 public static boolean taskIsATargetWithMode(RemoteAnimationTarget[] targets, 91 int taskId, int mode) { 92 for (RemoteAnimationTarget target : targets) { 93 if (target.mode == mode && target.taskId == taskId) { 94 return true; 95 } 96 } 97 return false; 98 } 99 checkCurrentOrManagedUserId(int currentUserId, Context context)100 public static boolean checkCurrentOrManagedUserId(int currentUserId, Context context) { 101 if (currentUserId == UserHandle.myUserId()) { 102 return true; 103 } 104 List<UserHandle> allUsers = UserCache.INSTANCE.get(context).getUserProfiles(); 105 for (int i = allUsers.size() - 1; i >= 0; i--) { 106 if (currentUserId == allUsers.get(i).getIdentifier()) { 107 return true; 108 } 109 } 110 return false; 111 } 112 113 /** 114 * Requests that the system close any open system windows (including other SystemUI). 115 */ closeSystemWindowsAsync(String reason)116 public static void closeSystemWindowsAsync(String reason) { 117 UI_HELPER_EXECUTOR.execute( 118 () -> ActivityManagerWrapper.getInstance().closeSystemWindows(reason)); 119 } 120 } 121