1/* 2 * Copyright (C) 2013 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 17package com.android.server.wm; 18 19import android.util.EventLog; 20import com.android.server.EventLogTags; 21 22class Task { 23// private final String TAG = "TaskGroup"; 24 TaskStack mStack; 25 final AppTokenList mAppTokens = new AppTokenList(); 26 final int taskId; 27 final int mUserId; 28 29 Task(AppWindowToken wtoken, TaskStack stack, int userId) { 30 taskId = wtoken.groupId; 31 mAppTokens.add(wtoken); 32 mStack = stack; 33 mUserId = userId; 34 } 35 36 DisplayContent getDisplayContent() { 37 return mStack.getDisplayContent(); 38 } 39 40 void addAppToken(int addPos, AppWindowToken wtoken) { 41 mAppTokens.add(addPos, wtoken); 42 } 43 44 boolean removeAppToken(AppWindowToken wtoken) { 45 mAppTokens.remove(wtoken); 46 if (mAppTokens.size() == 0) { 47 EventLog.writeEvent(com.android.server.EventLogTags.WM_TASK_REMOVED, taskId, 48 "removeAppToken: last token"); 49 mStack.removeTask(this); 50 return true; 51 } 52 return false; 53 } 54 55 @Override 56 public String toString() { 57 return "{taskId=" + taskId + " appTokens=" + mAppTokens + "}"; 58 } 59} 60