Craig Mautner | 2708430 | 2013-03-25 08:05:25 -0700 | [diff] [blame] | 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 | |
| 17 | package com.android.server.am; |
| 18 | |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 19 | import static android.Manifest.permission.START_ANY_ACTIVITY; |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 20 | import static android.content.Intent.FLAG_ACTIVITY_NEW_TASK; |
| 21 | import static android.content.Intent.FLAG_ACTIVITY_TASK_ON_HOME; |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 22 | import static android.content.pm.PackageManager.PERMISSION_GRANTED; |
Craig Mautner | 2420ead | 2013-04-01 17:13:20 -0700 | [diff] [blame] | 23 | import static com.android.server.am.ActivityManagerService.localLOGV; |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 24 | import static com.android.server.am.ActivityManagerService.DEBUG_CONFIGURATION; |
Craig Mautner | e7c58b6 | 2013-06-12 20:19:00 -0700 | [diff] [blame] | 25 | import static com.android.server.am.ActivityManagerService.DEBUG_FOCUS; |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 26 | import static com.android.server.am.ActivityManagerService.DEBUG_PAUSE; |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 27 | import static com.android.server.am.ActivityManagerService.DEBUG_RESULTS; |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 28 | import static com.android.server.am.ActivityManagerService.DEBUG_STACK; |
Craig Mautner | 2420ead | 2013-04-01 17:13:20 -0700 | [diff] [blame] | 29 | import static com.android.server.am.ActivityManagerService.DEBUG_SWITCH; |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 30 | import static com.android.server.am.ActivityManagerService.DEBUG_TASKS; |
| 31 | import static com.android.server.am.ActivityManagerService.DEBUG_USER_LEAVING; |
Craig Mautner | 05d2903 | 2013-05-03 13:40:13 -0700 | [diff] [blame] | 32 | import static com.android.server.am.ActivityManagerService.FIRST_SUPERVISOR_STACK_MSG; |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 33 | import static com.android.server.am.ActivityManagerService.TAG; |
| 34 | |
Craig Mautner | 2420ead | 2013-04-01 17:13:20 -0700 | [diff] [blame] | 35 | import android.app.Activity; |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 36 | import android.app.ActivityManager; |
| 37 | import android.app.ActivityOptions; |
| 38 | import android.app.AppGlobals; |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 39 | import android.app.IActivityManager; |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 40 | import android.app.IApplicationThread; |
Craig Mautner | 20e7227 | 2013-04-01 13:45:53 -0700 | [diff] [blame] | 41 | import android.app.IThumbnailReceiver; |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 42 | import android.app.PendingIntent; |
Craig Mautner | 20e7227 | 2013-04-01 13:45:53 -0700 | [diff] [blame] | 43 | import android.app.ActivityManager.RunningTaskInfo; |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 44 | import android.app.IActivityManager.WaitResult; |
Craig Mautner | 2420ead | 2013-04-01 17:13:20 -0700 | [diff] [blame] | 45 | import android.app.ResultInfo; |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 46 | import android.content.ComponentName; |
Craig Mautner | 2219a1b | 2013-03-25 09:44:30 -0700 | [diff] [blame] | 47 | import android.content.Context; |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 48 | import android.content.IIntentSender; |
Craig Mautner | 2219a1b | 2013-03-25 09:44:30 -0700 | [diff] [blame] | 49 | import android.content.Intent; |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 50 | import android.content.IntentSender; |
Craig Mautner | 2219a1b | 2013-03-25 09:44:30 -0700 | [diff] [blame] | 51 | import android.content.pm.ActivityInfo; |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 52 | import android.content.pm.ApplicationInfo; |
| 53 | import android.content.pm.PackageManager; |
| 54 | import android.content.pm.ResolveInfo; |
| 55 | import android.content.res.Configuration; |
| 56 | import android.os.Binder; |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 57 | import android.os.Bundle; |
Craig Mautner | b59dcfd | 2013-05-06 13:12:58 -0700 | [diff] [blame] | 58 | import android.os.Debug; |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 59 | import android.os.Handler; |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 60 | import android.os.IBinder; |
Craig Mautner | 2219a1b | 2013-03-25 09:44:30 -0700 | [diff] [blame] | 61 | import android.os.Looper; |
Craig Mautner | 2420ead | 2013-04-01 17:13:20 -0700 | [diff] [blame] | 62 | import android.os.Message; |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 63 | import android.os.ParcelFileDescriptor; |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 64 | import android.os.PowerManager; |
Craig Mautner | 7ea5bd4 | 2013-07-05 15:27:08 -0700 | [diff] [blame] | 65 | import android.os.Process; |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 66 | import android.os.RemoteException; |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 67 | import android.os.SystemClock; |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 68 | import android.os.UserHandle; |
Craig Mautner | 2420ead | 2013-04-01 17:13:20 -0700 | [diff] [blame] | 69 | import android.util.EventLog; |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 70 | import android.util.Slog; |
Craig Mautner | 858d8a6 | 2013-04-23 17:08:34 -0700 | [diff] [blame] | 71 | import android.util.SparseArray; |
Craig Mautner | 2219a1b | 2013-03-25 09:44:30 -0700 | [diff] [blame] | 72 | |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 73 | import com.android.internal.app.HeavyWeightSwitcherActivity; |
Dianne Hackborn | cbfd23e | 2013-06-11 14:26:53 -0700 | [diff] [blame] | 74 | import com.android.internal.os.TransferPipe; |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 75 | import com.android.server.am.ActivityManagerService.PendingActivityLaunch; |
Craig Mautner | 2420ead | 2013-04-01 17:13:20 -0700 | [diff] [blame] | 76 | import com.android.server.am.ActivityStack.ActivityState; |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 77 | import com.android.server.wm.StackBox; |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 78 | import com.android.server.wm.WindowManagerService; |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 79 | |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 80 | import java.io.FileDescriptor; |
| 81 | import java.io.IOException; |
Craig Mautner | 2708430 | 2013-03-25 08:05:25 -0700 | [diff] [blame] | 82 | import java.io.PrintWriter; |
Craig Mautner | 2219a1b | 2013-03-25 09:44:30 -0700 | [diff] [blame] | 83 | import java.util.ArrayList; |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 84 | import java.util.List; |
Craig Mautner | 2708430 | 2013-03-25 08:05:25 -0700 | [diff] [blame] | 85 | |
Dianne Hackborn | be4e6aa | 2013-06-07 13:25:29 -0700 | [diff] [blame] | 86 | public final class ActivityStackSupervisor { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 87 | static final boolean DEBUG = ActivityManagerService.DEBUG || false; |
| 88 | static final boolean DEBUG_ADD_REMOVE = DEBUG || false; |
| 89 | static final boolean DEBUG_APP = DEBUG || false; |
| 90 | static final boolean DEBUG_SAVED_STATE = DEBUG || false; |
| 91 | static final boolean DEBUG_STATES = DEBUG || false; |
Craig Mautner | b59dcfd | 2013-05-06 13:12:58 -0700 | [diff] [blame] | 92 | static final boolean DEBUG_IDLE = DEBUG || false; |
Craig Mautner | 2420ead | 2013-04-01 17:13:20 -0700 | [diff] [blame] | 93 | |
Craig Mautner | 2219a1b | 2013-03-25 09:44:30 -0700 | [diff] [blame] | 94 | public static final int HOME_STACK_ID = 0; |
Craig Mautner | 2708430 | 2013-03-25 08:05:25 -0700 | [diff] [blame] | 95 | |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 96 | /** How long we wait until giving up on the last activity telling us it is idle. */ |
| 97 | static final int IDLE_TIMEOUT = 10*1000; |
| 98 | |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 99 | /** How long we can hold the sleep wake lock before giving up. */ |
| 100 | static final int SLEEP_TIMEOUT = 5*1000; |
| 101 | |
Craig Mautner | 7ea5bd4 | 2013-07-05 15:27:08 -0700 | [diff] [blame] | 102 | // How long we can hold the launch wake lock before giving up. |
| 103 | static final int LAUNCH_TIMEOUT = 10*1000; |
| 104 | |
Craig Mautner | 05d2903 | 2013-05-03 13:40:13 -0700 | [diff] [blame] | 105 | static final int IDLE_TIMEOUT_MSG = FIRST_SUPERVISOR_STACK_MSG; |
| 106 | static final int IDLE_NOW_MSG = FIRST_SUPERVISOR_STACK_MSG + 1; |
| 107 | static final int RESUME_TOP_ACTIVITY_MSG = FIRST_SUPERVISOR_STACK_MSG + 2; |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 108 | static final int SLEEP_TIMEOUT_MSG = FIRST_SUPERVISOR_STACK_MSG + 3; |
Craig Mautner | 7ea5bd4 | 2013-07-05 15:27:08 -0700 | [diff] [blame] | 109 | static final int LAUNCH_TIMEOUT_MSG = FIRST_SUPERVISOR_STACK_MSG + 4; |
| 110 | |
| 111 | // For debugging to make sure the caller when acquiring/releasing our |
| 112 | // wake lock is the system process. |
| 113 | static final boolean VALIDATE_WAKE_LOCK_CALLER = false; |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 114 | |
Craig Mautner | 2708430 | 2013-03-25 08:05:25 -0700 | [diff] [blame] | 115 | final ActivityManagerService mService; |
Craig Mautner | 2219a1b | 2013-03-25 09:44:30 -0700 | [diff] [blame] | 116 | final Context mContext; |
| 117 | final Looper mLooper; |
Craig Mautner | 2708430 | 2013-03-25 08:05:25 -0700 | [diff] [blame] | 118 | |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 119 | final ActivityStackSupervisorHandler mHandler; |
| 120 | |
| 121 | /** Short cut */ |
| 122 | WindowManagerService mWindowManager; |
| 123 | |
Craig Mautner | 2708430 | 2013-03-25 08:05:25 -0700 | [diff] [blame] | 124 | /** Dismiss the keyguard after the next activity is displayed? */ |
| 125 | private boolean mDismissKeyguardOnNextActivity = false; |
| 126 | |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 127 | /** Identifier counter for all ActivityStacks */ |
Craig Mautner | d5d5d0f | 2013-04-03 15:08:21 -0700 | [diff] [blame] | 128 | private int mLastStackId = HOME_STACK_ID; |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 129 | |
| 130 | /** Task identifier that activities are currently being started in. Incremented each time a |
| 131 | * new task is created. */ |
| 132 | private int mCurTaskId = 0; |
| 133 | |
Craig Mautner | 2420ead | 2013-04-01 17:13:20 -0700 | [diff] [blame] | 134 | /** The current user */ |
| 135 | private int mCurrentUser; |
| 136 | |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 137 | /** The stack containing the launcher app */ |
Craig Mautner | 2219a1b | 2013-03-25 09:44:30 -0700 | [diff] [blame] | 138 | private ActivityStack mHomeStack; |
Craig Mautner | 20e7227 | 2013-04-01 13:45:53 -0700 | [diff] [blame] | 139 | |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 140 | /** The non-home stack currently receiving input or launching the next activity. If home is |
Craig Mautner | 41c0f35 | 2013-05-28 08:39:25 -0700 | [diff] [blame] | 141 | * in front then mHomeStack overrides mFocusedStack. |
| 142 | * DO NOT ACCESS DIRECTLY - It may be null, use getFocusedStack() */ |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 143 | private ActivityStack mFocusedStack; |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 144 | |
| 145 | /** All the non-launcher stacks */ |
Craig Mautner | 2219a1b | 2013-03-25 09:44:30 -0700 | [diff] [blame] | 146 | private ArrayList<ActivityStack> mStacks = new ArrayList<ActivityStack>(); |
| 147 | |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 148 | private static final int STACK_STATE_HOME_IN_FRONT = 0; |
| 149 | private static final int STACK_STATE_HOME_TO_BACK = 1; |
| 150 | private static final int STACK_STATE_HOME_IN_BACK = 2; |
| 151 | private static final int STACK_STATE_HOME_TO_FRONT = 3; |
| 152 | private int mStackState = STACK_STATE_HOME_IN_FRONT; |
| 153 | |
| 154 | /** List of activities that are waiting for a new activity to become visible before completing |
| 155 | * whatever operation they are supposed to do. */ |
| 156 | final ArrayList<ActivityRecord> mWaitingVisibleActivities = new ArrayList<ActivityRecord>(); |
| 157 | |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 158 | /** List of processes waiting to find out about the next visible activity. */ |
| 159 | final ArrayList<IActivityManager.WaitResult> mWaitingActivityVisible = |
| 160 | new ArrayList<IActivityManager.WaitResult>(); |
| 161 | |
| 162 | /** List of processes waiting to find out about the next launched activity. */ |
| 163 | final ArrayList<IActivityManager.WaitResult> mWaitingActivityLaunched = |
| 164 | new ArrayList<IActivityManager.WaitResult>(); |
| 165 | |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 166 | /** List of activities that are ready to be stopped, but waiting for the next activity to |
| 167 | * settle down before doing so. */ |
| 168 | final ArrayList<ActivityRecord> mStoppingActivities = new ArrayList<ActivityRecord>(); |
| 169 | |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 170 | /** List of activities that are ready to be finished, but waiting for the previous activity to |
| 171 | * settle down before doing so. It contains ActivityRecord objects. */ |
| 172 | final ArrayList<ActivityRecord> mFinishingActivities = new ArrayList<ActivityRecord>(); |
| 173 | |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 174 | /** List of activities that are in the process of going to sleep. */ |
| 175 | final ArrayList<ActivityRecord> mGoingToSleepActivities = new ArrayList<ActivityRecord>(); |
| 176 | |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 177 | /** List of ActivityRecord objects that have been finished and must still report back to a |
| 178 | * pending thumbnail receiver. */ |
| 179 | final ArrayList<ActivityRecord> mCancelledThumbnails = new ArrayList<ActivityRecord>(); |
| 180 | |
| 181 | /** Used on user changes */ |
| 182 | final ArrayList<UserStartedState> mStartingUsers = new ArrayList<UserStartedState>(); |
| 183 | |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 184 | /** Set to indicate whether to issue an onUserLeaving callback when a newly launched activity |
| 185 | * is being brought in front of us. */ |
| 186 | boolean mUserLeaving = false; |
| 187 | |
Craig Mautner | 858d8a6 | 2013-04-23 17:08:34 -0700 | [diff] [blame] | 188 | /** Stacks belonging to users other than mCurrentUser. Indexed by userId. */ |
| 189 | final SparseArray<UserState> mUserStates = new SparseArray<UserState>(); |
| 190 | |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 191 | /** Set when we have taken too long waiting to go to sleep. */ |
| 192 | boolean mSleepTimeout = false; |
| 193 | |
| 194 | /** |
Craig Mautner | 7ea5bd4 | 2013-07-05 15:27:08 -0700 | [diff] [blame] | 195 | * We don't want to allow the device to go to sleep while in the process |
| 196 | * of launching an activity. This is primarily to allow alarm intent |
| 197 | * receivers to launch an activity and get that to run before the device |
| 198 | * goes back to sleep. |
| 199 | */ |
| 200 | final PowerManager.WakeLock mLaunchingActivity; |
| 201 | |
| 202 | /** |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 203 | * Set when the system is going to sleep, until we have |
| 204 | * successfully paused the current activity and released our wake lock. |
| 205 | * At that point the system is allowed to actually sleep. |
| 206 | */ |
| 207 | final PowerManager.WakeLock mGoingToSleep; |
| 208 | |
Craig Mautner | 2219a1b | 2013-03-25 09:44:30 -0700 | [diff] [blame] | 209 | public ActivityStackSupervisor(ActivityManagerService service, Context context, |
| 210 | Looper looper) { |
Craig Mautner | 2708430 | 2013-03-25 08:05:25 -0700 | [diff] [blame] | 211 | mService = service; |
Craig Mautner | 2219a1b | 2013-03-25 09:44:30 -0700 | [diff] [blame] | 212 | mContext = context; |
| 213 | mLooper = looper; |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 214 | PowerManager pm = (PowerManager)context.getSystemService(Context.POWER_SERVICE); |
| 215 | mGoingToSleep = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "ActivityManager-Sleep"); |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 216 | mHandler = new ActivityStackSupervisorHandler(looper); |
Craig Mautner | 7ea5bd4 | 2013-07-05 15:27:08 -0700 | [diff] [blame] | 217 | if (VALIDATE_WAKE_LOCK_CALLER && Binder.getCallingUid() != Process.myUid()) { |
| 218 | throw new IllegalStateException("Calling must be system uid"); |
| 219 | } |
| 220 | mLaunchingActivity = |
| 221 | pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "ActivityManager-Launch"); |
| 222 | mLaunchingActivity.setReferenceCounted(false); |
Craig Mautner | 2219a1b | 2013-03-25 09:44:30 -0700 | [diff] [blame] | 223 | } |
| 224 | |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 225 | void setWindowManager(WindowManagerService wm) { |
| 226 | mWindowManager = wm; |
| 227 | mHomeStack = new ActivityStack(mService, mContext, mLooper, HOME_STACK_ID); |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 228 | mStacks.add(mHomeStack); |
Craig Mautner | 2708430 | 2013-03-25 08:05:25 -0700 | [diff] [blame] | 229 | } |
| 230 | |
| 231 | void dismissKeyguard() { |
| 232 | if (mDismissKeyguardOnNextActivity) { |
| 233 | mDismissKeyguardOnNextActivity = false; |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 234 | mWindowManager.dismissKeyguard(); |
Craig Mautner | 2708430 | 2013-03-25 08:05:25 -0700 | [diff] [blame] | 235 | } |
| 236 | } |
| 237 | |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 238 | ActivityStack getFocusedStack() { |
Craig Mautner | f88c50f | 2013-04-18 19:25:12 -0700 | [diff] [blame] | 239 | if (mFocusedStack == null) { |
| 240 | return mHomeStack; |
| 241 | } |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 242 | switch (mStackState) { |
| 243 | case STACK_STATE_HOME_IN_FRONT: |
| 244 | case STACK_STATE_HOME_TO_FRONT: |
| 245 | return mHomeStack; |
| 246 | case STACK_STATE_HOME_IN_BACK: |
| 247 | case STACK_STATE_HOME_TO_BACK: |
| 248 | default: |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 249 | return mFocusedStack; |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 250 | } |
Craig Mautner | 20e7227 | 2013-04-01 13:45:53 -0700 | [diff] [blame] | 251 | } |
| 252 | |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 253 | ActivityStack getLastStack() { |
| 254 | switch (mStackState) { |
| 255 | case STACK_STATE_HOME_IN_FRONT: |
| 256 | case STACK_STATE_HOME_TO_BACK: |
| 257 | return mHomeStack; |
| 258 | case STACK_STATE_HOME_TO_FRONT: |
| 259 | case STACK_STATE_HOME_IN_BACK: |
| 260 | default: |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 261 | return mFocusedStack; |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 262 | } |
Craig Mautner | 2219a1b | 2013-03-25 09:44:30 -0700 | [diff] [blame] | 263 | } |
| 264 | |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 265 | boolean isFrontStack(ActivityStack stack) { |
Craig Mautner | 76ea224 | 2013-05-15 11:40:05 -0700 | [diff] [blame] | 266 | return (stack.mCurrentUser == mCurrentUser) && |
| 267 | !(stack.isHomeStack() ^ getFocusedStack().isHomeStack()); |
Craig Mautner | 20e7227 | 2013-04-01 13:45:53 -0700 | [diff] [blame] | 268 | } |
| 269 | |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 270 | void moveHomeStack(boolean toFront) { |
| 271 | final boolean homeInFront = isFrontStack(mHomeStack); |
| 272 | if (homeInFront ^ toFront) { |
Craig Mautner | 76ea224 | 2013-05-15 11:40:05 -0700 | [diff] [blame] | 273 | if (DEBUG_STACK) Slog.d(TAG, "moveHomeTask: mStackState old=" + |
| 274 | stackStateToString(mStackState) + " new=" + stackStateToString(homeInFront ? |
| 275 | STACK_STATE_HOME_TO_BACK : STACK_STATE_HOME_TO_FRONT)); |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 276 | mStackState = homeInFront ? STACK_STATE_HOME_TO_BACK : STACK_STATE_HOME_TO_FRONT; |
| 277 | } |
| 278 | } |
| 279 | |
Craig Mautner | 69ada55 | 2013-04-18 13:51:51 -0700 | [diff] [blame] | 280 | boolean resumeHomeActivity(ActivityRecord prev) { |
| 281 | moveHomeStack(true); |
| 282 | if (prev != null) { |
| 283 | prev.mLaunchHomeTaskNext = false; |
| 284 | } |
Craig Mautner | a8a90e0 | 2013-06-28 15:24:50 -0700 | [diff] [blame] | 285 | ActivityRecord r = mHomeStack.topRunningActivityLocked(null); |
| 286 | if (r != null) { |
| 287 | mService.setFocusedActivityLocked(r); |
Craig Mautner | 05d2903 | 2013-05-03 13:40:13 -0700 | [diff] [blame] | 288 | return resumeTopActivitiesLocked(mHomeStack, prev, null); |
Craig Mautner | 69ada55 | 2013-04-18 13:51:51 -0700 | [diff] [blame] | 289 | } |
| 290 | return mService.startHomeActivityLocked(mCurrentUser); |
| 291 | } |
| 292 | |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 293 | final void setLaunchHomeTaskNextFlag(ActivityRecord sourceRecord, ActivityRecord r, |
| 294 | ActivityStack stack) { |
| 295 | if (stack == mHomeStack) { |
| 296 | return; |
| 297 | } |
| 298 | if ((sourceRecord == null && getLastStack() == mHomeStack) || |
Craig Mautner | 86d67a4 | 2013-05-14 10:34:38 -0700 | [diff] [blame] | 299 | (sourceRecord != null && sourceRecord.isHomeActivity())) { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 300 | if (r == null) { |
| 301 | r = stack.topRunningActivityLocked(null); |
| 302 | } |
Craig Mautner | 86d67a4 | 2013-05-14 10:34:38 -0700 | [diff] [blame] | 303 | if (r != null && !r.isHomeActivity() && r.isRootActivity()) { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 304 | r.mLaunchHomeTaskNext = true; |
| 305 | } |
| 306 | } |
Craig Mautner | 2219a1b | 2013-03-25 09:44:30 -0700 | [diff] [blame] | 307 | } |
| 308 | |
Craig Mautner | 2708430 | 2013-03-25 08:05:25 -0700 | [diff] [blame] | 309 | void setDismissKeyguard(boolean dismiss) { |
| 310 | mDismissKeyguardOnNextActivity = dismiss; |
| 311 | } |
| 312 | |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 313 | TaskRecord anyTaskForIdLocked(int id) { |
| 314 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| 315 | ActivityStack stack = mStacks.get(stackNdx); |
| 316 | TaskRecord task = stack.taskForIdLocked(id); |
| 317 | if (task != null) { |
| 318 | return task; |
| 319 | } |
| 320 | } |
| 321 | return null; |
| 322 | } |
| 323 | |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 324 | ActivityRecord isInAnyStackLocked(IBinder token) { |
| 325 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| 326 | final ActivityRecord r = mStacks.get(stackNdx).isInStackLocked(token); |
| 327 | if (r != null) { |
| 328 | return r; |
| 329 | } |
| 330 | } |
| 331 | return null; |
| 332 | } |
| 333 | |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 334 | int getNextTaskId() { |
| 335 | do { |
| 336 | mCurTaskId++; |
| 337 | if (mCurTaskId <= 0) { |
| 338 | mCurTaskId = 1; |
| 339 | } |
| 340 | } while (anyTaskForIdLocked(mCurTaskId) != null); |
| 341 | return mCurTaskId; |
| 342 | } |
| 343 | |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 344 | void removeTask(TaskRecord task) { |
Craig Mautner | b3b36ba | 2013-05-20 13:21:10 -0700 | [diff] [blame] | 345 | mWindowManager.removeTask(task.taskId); |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 346 | final ActivityStack stack = task.stack; |
Craig Mautner | b3b36ba | 2013-05-20 13:21:10 -0700 | [diff] [blame] | 347 | final ActivityRecord r = stack.mResumedActivity; |
| 348 | if (r != null && r.task == task) { |
| 349 | stack.mResumedActivity = null; |
| 350 | } |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 351 | if (stack.removeTask(task) && !stack.isHomeStack()) { |
Craig Mautner | a9a3fb1 | 2013-04-18 10:01:00 -0700 | [diff] [blame] | 352 | if (DEBUG_STACK) Slog.i(TAG, "removeTask: removing stack " + stack); |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 353 | mStacks.remove(stack); |
Craig Mautner | 4cd0c13f | 2013-04-16 15:55:52 -0700 | [diff] [blame] | 354 | final int stackId = stack.mStackId; |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 355 | final int nextStackId = mWindowManager.removeStack(stackId); |
Craig Mautner | a9a3fb1 | 2013-04-18 10:01:00 -0700 | [diff] [blame] | 356 | // TODO: Perhaps we need to let the ActivityManager determine the next focus... |
Craig Mautner | 41c0f35 | 2013-05-28 08:39:25 -0700 | [diff] [blame] | 357 | if (getFocusedStack().mStackId == stackId) { |
Craig Mautner | 1602ec2 | 2013-05-12 10:24:27 -0700 | [diff] [blame] | 358 | // If this is the last app stack, set mFocusedStack to null. |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 359 | mFocusedStack = nextStackId == HOME_STACK_ID ? null : getStack(nextStackId); |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 360 | } |
| 361 | } |
| 362 | } |
| 363 | |
| 364 | ActivityRecord resumedAppLocked() { |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 365 | ActivityStack stack = getFocusedStack(); |
| 366 | if (stack == null) { |
| 367 | return null; |
| 368 | } |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 369 | ActivityRecord resumedActivity = stack.mResumedActivity; |
| 370 | if (resumedActivity == null || resumedActivity.app == null) { |
| 371 | resumedActivity = stack.mPausingActivity; |
| 372 | if (resumedActivity == null || resumedActivity.app == null) { |
| 373 | resumedActivity = stack.topRunningActivityLocked(null); |
| 374 | } |
| 375 | } |
| 376 | return resumedActivity; |
| 377 | } |
| 378 | |
Craig Mautner | 20e7227 | 2013-04-01 13:45:53 -0700 | [diff] [blame] | 379 | boolean attachApplicationLocked(ProcessRecord app, boolean headless) throws Exception { |
| 380 | boolean didSomething = false; |
| 381 | final String processName = app.processName; |
| 382 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| 383 | final ActivityStack stack = mStacks.get(stackNdx); |
Craig Mautner | 858d8a6 | 2013-04-23 17:08:34 -0700 | [diff] [blame] | 384 | if (!isFrontStack(stack)) { |
| 385 | continue; |
| 386 | } |
Craig Mautner | 20e7227 | 2013-04-01 13:45:53 -0700 | [diff] [blame] | 387 | ActivityRecord hr = stack.topRunningActivityLocked(null); |
| 388 | if (hr != null) { |
| 389 | if (hr.app == null && app.uid == hr.info.applicationInfo.uid |
| 390 | && processName.equals(hr.processName)) { |
| 391 | try { |
| 392 | if (headless) { |
| 393 | Slog.e(TAG, "Starting activities not supported on headless device: " |
| 394 | + hr); |
Craig Mautner | 2420ead | 2013-04-01 17:13:20 -0700 | [diff] [blame] | 395 | } else if (realStartActivityLocked(hr, app, true, true)) { |
Craig Mautner | 20e7227 | 2013-04-01 13:45:53 -0700 | [diff] [blame] | 396 | didSomething = true; |
| 397 | } |
| 398 | } catch (Exception e) { |
| 399 | Slog.w(TAG, "Exception in new application when starting activity " |
| 400 | + hr.intent.getComponent().flattenToShortString(), e); |
| 401 | throw e; |
| 402 | } |
Craig Mautner | 20e7227 | 2013-04-01 13:45:53 -0700 | [diff] [blame] | 403 | } |
| 404 | } |
| 405 | } |
Craig Mautner | b59dcfd | 2013-05-06 13:12:58 -0700 | [diff] [blame] | 406 | if (!didSomething) { |
| 407 | ensureActivitiesVisibleLocked(null, 0); |
| 408 | } |
Craig Mautner | 20e7227 | 2013-04-01 13:45:53 -0700 | [diff] [blame] | 409 | return didSomething; |
| 410 | } |
| 411 | |
| 412 | boolean allResumedActivitiesIdle() { |
| 413 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
Craig Mautner | 7ea5bd4 | 2013-07-05 15:27:08 -0700 | [diff] [blame] | 414 | final ActivityStack stack = mStacks.get(stackNdx); |
| 415 | if (!isFrontStack(stack)) { |
| 416 | continue; |
| 417 | } |
| 418 | final ActivityRecord resumedActivity = stack.mResumedActivity; |
Craig Mautner | dbcb31f | 2013-04-02 12:32:53 -0700 | [diff] [blame] | 419 | if (resumedActivity == null || !resumedActivity.idle) { |
Craig Mautner | 20e7227 | 2013-04-01 13:45:53 -0700 | [diff] [blame] | 420 | return false; |
| 421 | } |
| 422 | } |
| 423 | return true; |
| 424 | } |
| 425 | |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 426 | boolean allResumedActivitiesComplete() { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 427 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| 428 | final ActivityStack stack = mStacks.get(stackNdx); |
Craig Mautner | 967212c | 2013-04-13 21:10:58 -0700 | [diff] [blame] | 429 | if (isFrontStack(stack)) { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 430 | final ActivityRecord r = stack.mResumedActivity; |
| 431 | if (r != null && r.state != ActivityState.RESUMED) { |
| 432 | return false; |
| 433 | } |
| 434 | } |
| 435 | } |
| 436 | // TODO: Not sure if this should check if all Paused are complete too. |
| 437 | switch (mStackState) { |
| 438 | case STACK_STATE_HOME_TO_BACK: |
Craig Mautner | 76ea224 | 2013-05-15 11:40:05 -0700 | [diff] [blame] | 439 | if (DEBUG_STACK) Slog.d(TAG, "allResumedActivitiesComplete: mStackState old=" + |
| 440 | stackStateToString(STACK_STATE_HOME_TO_BACK) + " new=" + |
| 441 | stackStateToString(STACK_STATE_HOME_IN_BACK)); |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 442 | mStackState = STACK_STATE_HOME_IN_BACK; |
| 443 | break; |
| 444 | case STACK_STATE_HOME_TO_FRONT: |
Craig Mautner | 76ea224 | 2013-05-15 11:40:05 -0700 | [diff] [blame] | 445 | if (DEBUG_STACK) Slog.d(TAG, "allResumedActivitiesComplete: mStackState old=" + |
| 446 | stackStateToString(STACK_STATE_HOME_TO_FRONT) + " new=" + |
| 447 | stackStateToString(STACK_STATE_HOME_IN_FRONT)); |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 448 | mStackState = STACK_STATE_HOME_IN_FRONT; |
| 449 | break; |
| 450 | } |
| 451 | return true; |
| 452 | } |
| 453 | |
| 454 | boolean allResumedActivitiesVisible() { |
| 455 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| 456 | final ActivityStack stack = mStacks.get(stackNdx); |
| 457 | final ActivityRecord r = stack.mResumedActivity; |
| 458 | if (r != null && (!r.nowVisible || r.waitingVisible)) { |
| 459 | return false; |
| 460 | } |
| 461 | } |
| 462 | return true; |
| 463 | } |
| 464 | |
Craig Mautner | cf910b0 | 2013-04-23 11:23:27 -0700 | [diff] [blame] | 465 | boolean pauseBackStacks(boolean userLeaving) { |
| 466 | boolean someActivityPaused = false; |
| 467 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| 468 | final ActivityStack stack = mStacks.get(stackNdx); |
| 469 | if (!isFrontStack(stack) && stack.mResumedActivity != null) { |
| 470 | stack.startPausingLocked(userLeaving, false); |
| 471 | someActivityPaused = true; |
| 472 | } |
| 473 | } |
| 474 | return someActivityPaused; |
| 475 | } |
| 476 | |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 477 | boolean allPausedActivitiesComplete() { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 478 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| 479 | final ActivityStack stack = mStacks.get(stackNdx); |
Craig Mautner | 69ada55 | 2013-04-18 13:51:51 -0700 | [diff] [blame] | 480 | final ActivityRecord r = stack.mPausingActivity; |
| 481 | if (r != null && r.state != ActivityState.PAUSED |
| 482 | && r.state != ActivityState.STOPPED |
| 483 | && r.state != ActivityState.STOPPING) { |
| 484 | return false; |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 485 | } |
| 486 | } |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 487 | return true; |
| 488 | } |
| 489 | |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 490 | void reportActivityVisibleLocked(ActivityRecord r) { |
Craig Mautner | 858d8a6 | 2013-04-23 17:08:34 -0700 | [diff] [blame] | 491 | for (int i = mWaitingActivityVisible.size()-1; i >= 0; i--) { |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 492 | WaitResult w = mWaitingActivityVisible.get(i); |
| 493 | w.timeout = false; |
| 494 | if (r != null) { |
| 495 | w.who = new ComponentName(r.info.packageName, r.info.name); |
| 496 | } |
| 497 | w.totalTime = SystemClock.uptimeMillis() - w.thisTime; |
| 498 | w.thisTime = w.totalTime; |
| 499 | } |
| 500 | mService.notifyAll(); |
| 501 | dismissKeyguard(); |
| 502 | } |
| 503 | |
| 504 | void reportActivityLaunchedLocked(boolean timeout, ActivityRecord r, |
| 505 | long thisTime, long totalTime) { |
| 506 | for (int i = mWaitingActivityLaunched.size() - 1; i >= 0; i--) { |
Craig Mautner | c64f73e | 2013-04-24 16:44:56 -0700 | [diff] [blame] | 507 | WaitResult w = mWaitingActivityLaunched.remove(i); |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 508 | w.timeout = timeout; |
| 509 | if (r != null) { |
| 510 | w.who = new ComponentName(r.info.packageName, r.info.name); |
| 511 | } |
| 512 | w.thisTime = thisTime; |
| 513 | w.totalTime = totalTime; |
| 514 | } |
| 515 | mService.notifyAll(); |
| 516 | } |
| 517 | |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 518 | ActivityRecord topRunningActivityLocked() { |
Craig Mautner | 1602ec2 | 2013-05-12 10:24:27 -0700 | [diff] [blame] | 519 | final ActivityStack focusedStack = getFocusedStack(); |
| 520 | ActivityRecord r = focusedStack.topRunningActivityLocked(null); |
| 521 | if (r != null) { |
| 522 | return r; |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 523 | } |
Craig Mautner | 1602ec2 | 2013-05-12 10:24:27 -0700 | [diff] [blame] | 524 | |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 525 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| 526 | final ActivityStack stack = mStacks.get(stackNdx); |
Craig Mautner | 1602ec2 | 2013-05-12 10:24:27 -0700 | [diff] [blame] | 527 | if (stack.mCurrentUser == mCurrentUser && stack != focusedStack && |
| 528 | isFrontStack(stack)) { |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 529 | r = stack.topRunningActivityLocked(null); |
| 530 | if (r != null) { |
| 531 | return r; |
| 532 | } |
| 533 | } |
| 534 | } |
| 535 | return null; |
| 536 | } |
| 537 | |
Craig Mautner | 20e7227 | 2013-04-01 13:45:53 -0700 | [diff] [blame] | 538 | ActivityRecord getTasksLocked(int maxNum, IThumbnailReceiver receiver, |
| 539 | PendingThumbnailsRecord pending, List<RunningTaskInfo> list) { |
| 540 | ActivityRecord r = null; |
Craig Mautner | 20e7227 | 2013-04-01 13:45:53 -0700 | [diff] [blame] | 541 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| 542 | final ActivityStack stack = mStacks.get(stackNdx); |
| 543 | final ActivityRecord ar = |
| 544 | stack.getTasksLocked(maxNum - list.size(), receiver, pending, list); |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 545 | if (isFrontStack(stack)) { |
Craig Mautner | 20e7227 | 2013-04-01 13:45:53 -0700 | [diff] [blame] | 546 | r = ar; |
| 547 | } |
| 548 | } |
| 549 | return r; |
| 550 | } |
| 551 | |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 552 | ActivityInfo resolveActivity(Intent intent, String resolvedType, int startFlags, |
| 553 | String profileFile, ParcelFileDescriptor profileFd, int userId) { |
| 554 | // Collect information about the target of the Intent. |
| 555 | ActivityInfo aInfo; |
| 556 | try { |
| 557 | ResolveInfo rInfo = |
| 558 | AppGlobals.getPackageManager().resolveIntent( |
| 559 | intent, resolvedType, |
| 560 | PackageManager.MATCH_DEFAULT_ONLY |
| 561 | | ActivityManagerService.STOCK_PM_FLAGS, userId); |
| 562 | aInfo = rInfo != null ? rInfo.activityInfo : null; |
| 563 | } catch (RemoteException e) { |
| 564 | aInfo = null; |
| 565 | } |
| 566 | |
| 567 | if (aInfo != null) { |
| 568 | // Store the found target back into the intent, because now that |
| 569 | // we have it we never want to do this again. For example, if the |
| 570 | // user navigates back to this point in the history, we should |
| 571 | // always restart the exact same activity. |
| 572 | intent.setComponent(new ComponentName( |
| 573 | aInfo.applicationInfo.packageName, aInfo.name)); |
| 574 | |
| 575 | // Don't debug things in the system process |
| 576 | if ((startFlags&ActivityManager.START_FLAG_DEBUG) != 0) { |
| 577 | if (!aInfo.processName.equals("system")) { |
| 578 | mService.setDebugApp(aInfo.processName, true, false); |
| 579 | } |
| 580 | } |
| 581 | |
| 582 | if ((startFlags&ActivityManager.START_FLAG_OPENGL_TRACES) != 0) { |
| 583 | if (!aInfo.processName.equals("system")) { |
| 584 | mService.setOpenGlTraceApp(aInfo.applicationInfo, aInfo.processName); |
| 585 | } |
| 586 | } |
| 587 | |
| 588 | if (profileFile != null) { |
| 589 | if (!aInfo.processName.equals("system")) { |
| 590 | mService.setProfileApp(aInfo.applicationInfo, aInfo.processName, |
| 591 | profileFile, profileFd, |
| 592 | (startFlags&ActivityManager.START_FLAG_AUTO_STOP_PROFILER) != 0); |
| 593 | } |
| 594 | } |
| 595 | } |
| 596 | return aInfo; |
| 597 | } |
| 598 | |
Craig Mautner | 2219a1b | 2013-03-25 09:44:30 -0700 | [diff] [blame] | 599 | void startHomeActivity(Intent intent, ActivityInfo aInfo) { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 600 | moveHomeStack(true); |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 601 | startActivityLocked(null, intent, null, aInfo, null, null, 0, 0, 0, null, 0, |
Craig Mautner | 2219a1b | 2013-03-25 09:44:30 -0700 | [diff] [blame] | 602 | null, false, null); |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 603 | } |
| 604 | |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 605 | final int startActivityMayWait(IApplicationThread caller, int callingUid, |
| 606 | String callingPackage, Intent intent, String resolvedType, IBinder resultTo, |
| 607 | String resultWho, int requestCode, int startFlags, String profileFile, |
| 608 | ParcelFileDescriptor profileFd, WaitResult outResult, Configuration config, |
| 609 | Bundle options, int userId) { |
| 610 | // Refuse possible leaked file descriptors |
| 611 | if (intent != null && intent.hasFileDescriptors()) { |
| 612 | throw new IllegalArgumentException("File descriptors passed in Intent"); |
| 613 | } |
| 614 | boolean componentSpecified = intent.getComponent() != null; |
| 615 | |
| 616 | // Don't modify the client's object! |
| 617 | intent = new Intent(intent); |
| 618 | |
| 619 | // Collect information about the target of the Intent. |
| 620 | ActivityInfo aInfo = resolveActivity(intent, resolvedType, startFlags, |
| 621 | profileFile, profileFd, userId); |
| 622 | |
| 623 | synchronized (mService) { |
| 624 | int callingPid; |
| 625 | if (callingUid >= 0) { |
| 626 | callingPid = -1; |
| 627 | } else if (caller == null) { |
| 628 | callingPid = Binder.getCallingPid(); |
| 629 | callingUid = Binder.getCallingUid(); |
| 630 | } else { |
| 631 | callingPid = callingUid = -1; |
| 632 | } |
| 633 | |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 634 | final ActivityStack stack = getFocusedStack(); |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 635 | stack.mConfigWillChange = config != null |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 636 | && mService.mConfiguration.diff(config) != 0; |
| 637 | if (DEBUG_CONFIGURATION) Slog.v(TAG, |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 638 | "Starting activity when config will change = " + stack.mConfigWillChange); |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 639 | |
| 640 | final long origId = Binder.clearCallingIdentity(); |
| 641 | |
| 642 | if (aInfo != null && |
| 643 | (aInfo.applicationInfo.flags&ApplicationInfo.FLAG_CANT_SAVE_STATE) != 0) { |
| 644 | // This may be a heavy-weight process! Check to see if we already |
| 645 | // have another, different heavy-weight process running. |
| 646 | if (aInfo.processName.equals(aInfo.applicationInfo.packageName)) { |
| 647 | if (mService.mHeavyWeightProcess != null && |
| 648 | (mService.mHeavyWeightProcess.info.uid != aInfo.applicationInfo.uid || |
| 649 | !mService.mHeavyWeightProcess.processName.equals(aInfo.processName))) { |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 650 | int realCallingUid = callingUid; |
| 651 | if (caller != null) { |
| 652 | ProcessRecord callerApp = mService.getRecordForAppLocked(caller); |
| 653 | if (callerApp != null) { |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 654 | realCallingUid = callerApp.info.uid; |
| 655 | } else { |
| 656 | Slog.w(TAG, "Unable to find app for caller " + caller |
Craig Mautner | 76ea224 | 2013-05-15 11:40:05 -0700 | [diff] [blame] | 657 | + " (pid=" + callingPid + ") when starting: " |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 658 | + intent.toString()); |
| 659 | ActivityOptions.abort(options); |
| 660 | return ActivityManager.START_PERMISSION_DENIED; |
| 661 | } |
| 662 | } |
| 663 | |
| 664 | IIntentSender target = mService.getIntentSenderLocked( |
| 665 | ActivityManager.INTENT_SENDER_ACTIVITY, "android", |
| 666 | realCallingUid, userId, null, null, 0, new Intent[] { intent }, |
| 667 | new String[] { resolvedType }, PendingIntent.FLAG_CANCEL_CURRENT |
| 668 | | PendingIntent.FLAG_ONE_SHOT, null); |
| 669 | |
| 670 | Intent newIntent = new Intent(); |
| 671 | if (requestCode >= 0) { |
| 672 | // Caller is requesting a result. |
| 673 | newIntent.putExtra(HeavyWeightSwitcherActivity.KEY_HAS_RESULT, true); |
| 674 | } |
| 675 | newIntent.putExtra(HeavyWeightSwitcherActivity.KEY_INTENT, |
| 676 | new IntentSender(target)); |
| 677 | if (mService.mHeavyWeightProcess.activities.size() > 0) { |
| 678 | ActivityRecord hist = mService.mHeavyWeightProcess.activities.get(0); |
| 679 | newIntent.putExtra(HeavyWeightSwitcherActivity.KEY_CUR_APP, |
| 680 | hist.packageName); |
| 681 | newIntent.putExtra(HeavyWeightSwitcherActivity.KEY_CUR_TASK, |
| 682 | hist.task.taskId); |
| 683 | } |
| 684 | newIntent.putExtra(HeavyWeightSwitcherActivity.KEY_NEW_APP, |
| 685 | aInfo.packageName); |
| 686 | newIntent.setFlags(intent.getFlags()); |
| 687 | newIntent.setClassName("android", |
| 688 | HeavyWeightSwitcherActivity.class.getName()); |
| 689 | intent = newIntent; |
| 690 | resolvedType = null; |
| 691 | caller = null; |
| 692 | callingUid = Binder.getCallingUid(); |
| 693 | callingPid = Binder.getCallingPid(); |
| 694 | componentSpecified = true; |
| 695 | try { |
| 696 | ResolveInfo rInfo = |
| 697 | AppGlobals.getPackageManager().resolveIntent( |
| 698 | intent, null, |
| 699 | PackageManager.MATCH_DEFAULT_ONLY |
| 700 | | ActivityManagerService.STOCK_PM_FLAGS, userId); |
| 701 | aInfo = rInfo != null ? rInfo.activityInfo : null; |
| 702 | aInfo = mService.getActivityInfoForUser(aInfo, userId); |
| 703 | } catch (RemoteException e) { |
| 704 | aInfo = null; |
| 705 | } |
| 706 | } |
| 707 | } |
| 708 | } |
| 709 | |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 710 | int res = startActivityLocked(caller, intent, resolvedType, |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 711 | aInfo, resultTo, resultWho, requestCode, callingPid, callingUid, |
| 712 | callingPackage, startFlags, options, componentSpecified, null); |
| 713 | |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 714 | if (stack.mConfigWillChange) { |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 715 | // If the caller also wants to switch to a new configuration, |
| 716 | // do so now. This allows a clean switch, as we are waiting |
| 717 | // for the current activity to pause (so we will not destroy |
| 718 | // it), and have not yet started the next activity. |
| 719 | mService.enforceCallingPermission(android.Manifest.permission.CHANGE_CONFIGURATION, |
| 720 | "updateConfiguration()"); |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 721 | stack.mConfigWillChange = false; |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 722 | if (DEBUG_CONFIGURATION) Slog.v(TAG, |
| 723 | "Updating to new configuration after starting activity."); |
| 724 | mService.updateConfigurationLocked(config, null, false, false); |
| 725 | } |
| 726 | |
| 727 | Binder.restoreCallingIdentity(origId); |
| 728 | |
| 729 | if (outResult != null) { |
| 730 | outResult.result = res; |
| 731 | if (res == ActivityManager.START_SUCCESS) { |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 732 | mWaitingActivityLaunched.add(outResult); |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 733 | do { |
| 734 | try { |
| 735 | mService.wait(); |
| 736 | } catch (InterruptedException e) { |
| 737 | } |
| 738 | } while (!outResult.timeout && outResult.who == null); |
| 739 | } else if (res == ActivityManager.START_TASK_TO_FRONT) { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 740 | ActivityRecord r = stack.topRunningActivityLocked(null); |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 741 | if (r.nowVisible) { |
| 742 | outResult.timeout = false; |
| 743 | outResult.who = new ComponentName(r.info.packageName, r.info.name); |
| 744 | outResult.totalTime = 0; |
| 745 | outResult.thisTime = 0; |
| 746 | } else { |
| 747 | outResult.thisTime = SystemClock.uptimeMillis(); |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 748 | mWaitingActivityVisible.add(outResult); |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 749 | do { |
| 750 | try { |
| 751 | mService.wait(); |
| 752 | } catch (InterruptedException e) { |
| 753 | } |
| 754 | } while (!outResult.timeout && outResult.who == null); |
| 755 | } |
| 756 | } |
| 757 | } |
| 758 | |
| 759 | return res; |
| 760 | } |
| 761 | } |
| 762 | |
| 763 | final int startActivities(IApplicationThread caller, int callingUid, String callingPackage, |
| 764 | Intent[] intents, String[] resolvedTypes, IBinder resultTo, |
| 765 | Bundle options, int userId) { |
| 766 | if (intents == null) { |
| 767 | throw new NullPointerException("intents is null"); |
| 768 | } |
| 769 | if (resolvedTypes == null) { |
| 770 | throw new NullPointerException("resolvedTypes is null"); |
| 771 | } |
| 772 | if (intents.length != resolvedTypes.length) { |
| 773 | throw new IllegalArgumentException("intents are length different than resolvedTypes"); |
| 774 | } |
| 775 | |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 776 | |
| 777 | int callingPid; |
| 778 | if (callingUid >= 0) { |
| 779 | callingPid = -1; |
| 780 | } else if (caller == null) { |
| 781 | callingPid = Binder.getCallingPid(); |
| 782 | callingUid = Binder.getCallingUid(); |
| 783 | } else { |
| 784 | callingPid = callingUid = -1; |
| 785 | } |
| 786 | final long origId = Binder.clearCallingIdentity(); |
| 787 | try { |
| 788 | synchronized (mService) { |
Craig Mautner | 76ea224 | 2013-05-15 11:40:05 -0700 | [diff] [blame] | 789 | ActivityRecord[] outActivity = new ActivityRecord[1]; |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 790 | for (int i=0; i<intents.length; i++) { |
| 791 | Intent intent = intents[i]; |
| 792 | if (intent == null) { |
| 793 | continue; |
| 794 | } |
| 795 | |
| 796 | // Refuse possible leaked file descriptors |
| 797 | if (intent != null && intent.hasFileDescriptors()) { |
| 798 | throw new IllegalArgumentException("File descriptors passed in Intent"); |
| 799 | } |
| 800 | |
| 801 | boolean componentSpecified = intent.getComponent() != null; |
| 802 | |
| 803 | // Don't modify the client's object! |
| 804 | intent = new Intent(intent); |
| 805 | |
| 806 | // Collect information about the target of the Intent. |
| 807 | ActivityInfo aInfo = resolveActivity(intent, resolvedTypes[i], |
| 808 | 0, null, null, userId); |
| 809 | // TODO: New, check if this is correct |
| 810 | aInfo = mService.getActivityInfoForUser(aInfo, userId); |
| 811 | |
| 812 | if (aInfo != null && |
| 813 | (aInfo.applicationInfo.flags & ApplicationInfo.FLAG_CANT_SAVE_STATE) |
| 814 | != 0) { |
| 815 | throw new IllegalArgumentException( |
| 816 | "FLAG_CANT_SAVE_STATE not supported here"); |
| 817 | } |
| 818 | |
| 819 | Bundle theseOptions; |
| 820 | if (options != null && i == intents.length-1) { |
| 821 | theseOptions = options; |
| 822 | } else { |
| 823 | theseOptions = null; |
| 824 | } |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 825 | int res = startActivityLocked(caller, intent, resolvedTypes[i], |
Craig Mautner | 23ac33b | 2013-04-01 16:26:35 -0700 | [diff] [blame] | 826 | aInfo, resultTo, null, -1, callingPid, callingUid, callingPackage, |
| 827 | 0, theseOptions, componentSpecified, outActivity); |
| 828 | if (res < 0) { |
| 829 | return res; |
| 830 | } |
| 831 | |
| 832 | resultTo = outActivity[0] != null ? outActivity[0].appToken : null; |
| 833 | } |
| 834 | } |
| 835 | } finally { |
| 836 | Binder.restoreCallingIdentity(origId); |
| 837 | } |
| 838 | |
| 839 | return ActivityManager.START_SUCCESS; |
| 840 | } |
| 841 | |
Craig Mautner | 2420ead | 2013-04-01 17:13:20 -0700 | [diff] [blame] | 842 | final boolean realStartActivityLocked(ActivityRecord r, |
| 843 | ProcessRecord app, boolean andResume, boolean checkConfig) |
| 844 | throws RemoteException { |
| 845 | |
| 846 | r.startFreezingScreenLocked(app, 0); |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 847 | mWindowManager.setAppVisibility(r.appToken, true); |
Craig Mautner | 2420ead | 2013-04-01 17:13:20 -0700 | [diff] [blame] | 848 | |
| 849 | // schedule launch ticks to collect information about slow apps. |
| 850 | r.startLaunchTickingLocked(); |
| 851 | |
| 852 | // Have the window manager re-evaluate the orientation of |
| 853 | // the screen based on the new activity order. Note that |
| 854 | // as a result of this, it can call back into the activity |
| 855 | // manager with a new orientation. We don't care about that, |
| 856 | // because the activity is not currently running so we are |
| 857 | // just restarting it anyway. |
| 858 | if (checkConfig) { |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 859 | Configuration config = mWindowManager.updateOrientationFromAppTokens( |
Craig Mautner | 2420ead | 2013-04-01 17:13:20 -0700 | [diff] [blame] | 860 | mService.mConfiguration, |
| 861 | r.mayFreezeScreenLocked(app) ? r.appToken : null); |
| 862 | mService.updateConfigurationLocked(config, r, false, false); |
| 863 | } |
| 864 | |
| 865 | r.app = app; |
| 866 | app.waitingToKill = null; |
| 867 | r.launchCount++; |
| 868 | r.lastLaunchTime = SystemClock.uptimeMillis(); |
| 869 | |
| 870 | if (localLOGV) Slog.v(TAG, "Launching: " + r); |
| 871 | |
| 872 | int idx = app.activities.indexOf(r); |
| 873 | if (idx < 0) { |
| 874 | app.activities.add(r); |
| 875 | } |
| 876 | mService.updateLruProcessLocked(app, true); |
| 877 | |
| 878 | final ActivityStack stack = r.task.stack; |
| 879 | try { |
| 880 | if (app.thread == null) { |
| 881 | throw new RemoteException(); |
| 882 | } |
| 883 | List<ResultInfo> results = null; |
| 884 | List<Intent> newIntents = null; |
| 885 | if (andResume) { |
| 886 | results = r.results; |
| 887 | newIntents = r.newIntents; |
| 888 | } |
| 889 | if (DEBUG_SWITCH) Slog.v(TAG, "Launching: " + r |
| 890 | + " icicle=" + r.icicle |
| 891 | + " with results=" + results + " newIntents=" + newIntents |
| 892 | + " andResume=" + andResume); |
| 893 | if (andResume) { |
| 894 | EventLog.writeEvent(EventLogTags.AM_RESTART_ACTIVITY, |
| 895 | r.userId, System.identityHashCode(r), |
| 896 | r.task.taskId, r.shortComponentName); |
| 897 | } |
Craig Mautner | 86d67a4 | 2013-05-14 10:34:38 -0700 | [diff] [blame] | 898 | if (r.isHomeActivity()) { |
Craig Mautner | 2420ead | 2013-04-01 17:13:20 -0700 | [diff] [blame] | 899 | mService.mHomeProcess = app; |
| 900 | } |
| 901 | mService.ensurePackageDexOpt(r.intent.getComponent().getPackageName()); |
| 902 | r.sleeping = false; |
| 903 | r.forceNewConfig = false; |
| 904 | mService.showAskCompatModeDialogLocked(r); |
| 905 | r.compat = mService.compatibilityInfoForPackageLocked(r.info.applicationInfo); |
| 906 | String profileFile = null; |
| 907 | ParcelFileDescriptor profileFd = null; |
| 908 | boolean profileAutoStop = false; |
| 909 | if (mService.mProfileApp != null && mService.mProfileApp.equals(app.processName)) { |
| 910 | if (mService.mProfileProc == null || mService.mProfileProc == app) { |
| 911 | mService.mProfileProc = app; |
| 912 | profileFile = mService.mProfileFile; |
| 913 | profileFd = mService.mProfileFd; |
| 914 | profileAutoStop = mService.mAutoStopProfiler; |
| 915 | } |
| 916 | } |
| 917 | app.hasShownUi = true; |
| 918 | app.pendingUiClean = true; |
| 919 | if (profileFd != null) { |
| 920 | try { |
| 921 | profileFd = profileFd.dup(); |
| 922 | } catch (IOException e) { |
| 923 | if (profileFd != null) { |
| 924 | try { |
| 925 | profileFd.close(); |
| 926 | } catch (IOException o) { |
| 927 | } |
| 928 | profileFd = null; |
| 929 | } |
| 930 | } |
| 931 | } |
Dianne Hackborn | a413dc0 | 2013-07-12 12:02:55 -0700 | [diff] [blame] | 932 | app.forceProcessStateUpTo(ActivityManager.PROCESS_STATE_TOP); |
Craig Mautner | 2420ead | 2013-04-01 17:13:20 -0700 | [diff] [blame] | 933 | app.thread.scheduleLaunchActivity(new Intent(r.intent), r.appToken, |
| 934 | System.identityHashCode(r), r.info, |
Dianne Hackborn | a413dc0 | 2013-07-12 12:02:55 -0700 | [diff] [blame] | 935 | new Configuration(mService.mConfiguration), r.compat, |
| 936 | app.repProcState, r.icicle, results, newIntents, !andResume, |
Craig Mautner | 2420ead | 2013-04-01 17:13:20 -0700 | [diff] [blame] | 937 | mService.isNextTransitionForward(), profileFile, profileFd, |
| 938 | profileAutoStop); |
| 939 | |
| 940 | if ((app.info.flags&ApplicationInfo.FLAG_CANT_SAVE_STATE) != 0) { |
| 941 | // This may be a heavy-weight process! Note that the package |
| 942 | // manager will ensure that only activity can run in the main |
| 943 | // process of the .apk, which is the only thing that will be |
| 944 | // considered heavy-weight. |
| 945 | if (app.processName.equals(app.info.packageName)) { |
| 946 | if (mService.mHeavyWeightProcess != null |
| 947 | && mService.mHeavyWeightProcess != app) { |
| 948 | Slog.w(TAG, "Starting new heavy weight process " + app |
| 949 | + " when already running " |
| 950 | + mService.mHeavyWeightProcess); |
| 951 | } |
| 952 | mService.mHeavyWeightProcess = app; |
| 953 | Message msg = mService.mHandler.obtainMessage( |
| 954 | ActivityManagerService.POST_HEAVY_NOTIFICATION_MSG); |
| 955 | msg.obj = r; |
| 956 | mService.mHandler.sendMessage(msg); |
| 957 | } |
| 958 | } |
| 959 | |
| 960 | } catch (RemoteException e) { |
| 961 | if (r.launchFailed) { |
| 962 | // This is the second time we failed -- finish activity |
| 963 | // and give up. |
| 964 | Slog.e(TAG, "Second failure launching " |
| 965 | + r.intent.getComponent().flattenToShortString() |
| 966 | + ", giving up", e); |
| 967 | mService.appDiedLocked(app, app.pid, app.thread); |
| 968 | stack.requestFinishActivityLocked(r.appToken, Activity.RESULT_CANCELED, null, |
| 969 | "2nd-crash", false); |
| 970 | return false; |
| 971 | } |
| 972 | |
| 973 | // This is the first time we failed -- restart process and |
| 974 | // retry. |
| 975 | app.activities.remove(r); |
| 976 | throw e; |
| 977 | } |
| 978 | |
| 979 | r.launchFailed = false; |
| 980 | if (stack.updateLRUListLocked(r)) { |
| 981 | Slog.w(TAG, "Activity " + r |
| 982 | + " being launched, but already in LRU list"); |
| 983 | } |
| 984 | |
| 985 | if (andResume) { |
| 986 | // As part of the process of launching, ActivityThread also performs |
| 987 | // a resume. |
| 988 | stack.minimalResumeActivityLocked(r); |
| 989 | } else { |
| 990 | // This activity is not starting in the resumed state... which |
| 991 | // should look like we asked it to pause+stop (but remain visible), |
| 992 | // and it has done so and reported back the current icicle and |
| 993 | // other state. |
| 994 | if (DEBUG_STATES) Slog.v(TAG, "Moving to STOPPED: " + r |
| 995 | + " (starting in stopped state)"); |
| 996 | r.state = ActivityState.STOPPED; |
| 997 | r.stopped = true; |
| 998 | } |
| 999 | |
| 1000 | // Launch the new version setup screen if needed. We do this -after- |
| 1001 | // launching the initial activity (that is, home), so that it can have |
| 1002 | // a chance to initialize itself while in the background, making the |
| 1003 | // switch back to it faster and look better. |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1004 | if (isFrontStack(stack)) { |
Craig Mautner | 2420ead | 2013-04-01 17:13:20 -0700 | [diff] [blame] | 1005 | mService.startSetupActivityLocked(); |
| 1006 | } |
| 1007 | |
| 1008 | return true; |
| 1009 | } |
| 1010 | |
Craig Mautner | e79d4268 | 2013-04-01 19:01:53 -0700 | [diff] [blame] | 1011 | void startSpecificActivityLocked(ActivityRecord r, |
| 1012 | boolean andResume, boolean checkConfig) { |
| 1013 | // Is this activity's application already running? |
| 1014 | ProcessRecord app = mService.getProcessRecordLocked(r.processName, |
| 1015 | r.info.applicationInfo.uid); |
| 1016 | |
| 1017 | r.task.stack.setLaunchTime(r); |
| 1018 | |
| 1019 | if (app != null && app.thread != null) { |
| 1020 | try { |
Dianne Hackborn | 78a369c | 2013-06-11 17:10:32 -0700 | [diff] [blame] | 1021 | app.addPackage(r.info.packageName, mService.mProcessTracker); |
Craig Mautner | e79d4268 | 2013-04-01 19:01:53 -0700 | [diff] [blame] | 1022 | realStartActivityLocked(r, app, andResume, checkConfig); |
| 1023 | return; |
| 1024 | } catch (RemoteException e) { |
| 1025 | Slog.w(TAG, "Exception when starting activity " |
| 1026 | + r.intent.getComponent().flattenToShortString(), e); |
| 1027 | } |
| 1028 | |
| 1029 | // If a dead object exception was thrown -- fall through to |
| 1030 | // restart the application. |
| 1031 | } |
| 1032 | |
| 1033 | mService.startProcessLocked(r.processName, r.info.applicationInfo, true, 0, |
| 1034 | "activity", r.intent.getComponent(), false, false); |
| 1035 | } |
| 1036 | |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 1037 | final int startActivityLocked(IApplicationThread caller, |
| 1038 | Intent intent, String resolvedType, ActivityInfo aInfo, IBinder resultTo, |
| 1039 | String resultWho, int requestCode, |
| 1040 | int callingPid, int callingUid, String callingPackage, int startFlags, Bundle options, |
| 1041 | boolean componentSpecified, ActivityRecord[] outActivity) { |
| 1042 | int err = ActivityManager.START_SUCCESS; |
| 1043 | |
| 1044 | ProcessRecord callerApp = null; |
| 1045 | if (caller != null) { |
| 1046 | callerApp = mService.getRecordForAppLocked(caller); |
| 1047 | if (callerApp != null) { |
| 1048 | callingPid = callerApp.pid; |
| 1049 | callingUid = callerApp.info.uid; |
| 1050 | } else { |
| 1051 | Slog.w(TAG, "Unable to find app for caller " + caller |
| 1052 | + " (pid=" + callingPid + ") when starting: " |
| 1053 | + intent.toString()); |
| 1054 | err = ActivityManager.START_PERMISSION_DENIED; |
| 1055 | } |
| 1056 | } |
| 1057 | |
| 1058 | if (err == ActivityManager.START_SUCCESS) { |
| 1059 | final int userId = aInfo != null ? UserHandle.getUserId(aInfo.applicationInfo.uid) : 0; |
| 1060 | Slog.i(TAG, "START u" + userId + " {" + intent.toShortString(true, true, true, false) |
| 1061 | + "} from pid " + (callerApp != null ? callerApp.pid : callingPid)); |
| 1062 | } |
| 1063 | |
| 1064 | ActivityRecord sourceRecord = null; |
| 1065 | ActivityRecord resultRecord = null; |
| 1066 | if (resultTo != null) { |
| 1067 | sourceRecord = isInAnyStackLocked(resultTo); |
| 1068 | if (DEBUG_RESULTS) Slog.v( |
| 1069 | TAG, "Will send result to " + resultTo + " " + sourceRecord); |
| 1070 | if (sourceRecord != null) { |
| 1071 | if (requestCode >= 0 && !sourceRecord.finishing) { |
| 1072 | resultRecord = sourceRecord; |
| 1073 | } |
| 1074 | } |
| 1075 | } |
| 1076 | ActivityStack resultStack = resultRecord == null ? null : resultRecord.task.stack; |
| 1077 | |
| 1078 | int launchFlags = intent.getFlags(); |
| 1079 | |
| 1080 | if ((launchFlags&Intent.FLAG_ACTIVITY_FORWARD_RESULT) != 0 |
| 1081 | && sourceRecord != null) { |
| 1082 | // Transfer the result target from the source activity to the new |
| 1083 | // one being started, including any failures. |
| 1084 | if (requestCode >= 0) { |
| 1085 | ActivityOptions.abort(options); |
| 1086 | return ActivityManager.START_FORWARD_AND_REQUEST_CONFLICT; |
| 1087 | } |
| 1088 | resultRecord = sourceRecord.resultTo; |
| 1089 | resultWho = sourceRecord.resultWho; |
| 1090 | requestCode = sourceRecord.requestCode; |
| 1091 | sourceRecord.resultTo = null; |
| 1092 | if (resultRecord != null) { |
| 1093 | resultRecord.removeResultsLocked( |
| 1094 | sourceRecord, resultWho, requestCode); |
| 1095 | } |
| 1096 | } |
| 1097 | |
| 1098 | if (err == ActivityManager.START_SUCCESS && intent.getComponent() == null) { |
| 1099 | // We couldn't find a class that can handle the given Intent. |
| 1100 | // That's the end of that! |
| 1101 | err = ActivityManager.START_INTENT_NOT_RESOLVED; |
| 1102 | } |
| 1103 | |
| 1104 | if (err == ActivityManager.START_SUCCESS && aInfo == null) { |
| 1105 | // We couldn't find the specific class specified in the Intent. |
| 1106 | // Also the end of the line. |
| 1107 | err = ActivityManager.START_CLASS_NOT_FOUND; |
| 1108 | } |
| 1109 | |
| 1110 | if (err != ActivityManager.START_SUCCESS) { |
| 1111 | if (resultRecord != null) { |
| 1112 | resultStack.sendActivityResultLocked(-1, |
| 1113 | resultRecord, resultWho, requestCode, |
| 1114 | Activity.RESULT_CANCELED, null); |
| 1115 | } |
| 1116 | setDismissKeyguard(false); |
| 1117 | ActivityOptions.abort(options); |
| 1118 | return err; |
| 1119 | } |
| 1120 | |
| 1121 | final int startAnyPerm = mService.checkPermission( |
| 1122 | START_ANY_ACTIVITY, callingPid, callingUid); |
| 1123 | final int componentPerm = mService.checkComponentPermission(aInfo.permission, callingPid, |
| 1124 | callingUid, aInfo.applicationInfo.uid, aInfo.exported); |
| 1125 | if (startAnyPerm != PERMISSION_GRANTED && componentPerm != PERMISSION_GRANTED) { |
| 1126 | if (resultRecord != null) { |
| 1127 | resultStack.sendActivityResultLocked(-1, |
| 1128 | resultRecord, resultWho, requestCode, |
| 1129 | Activity.RESULT_CANCELED, null); |
| 1130 | } |
| 1131 | setDismissKeyguard(false); |
| 1132 | String msg; |
| 1133 | if (!aInfo.exported) { |
| 1134 | msg = "Permission Denial: starting " + intent.toString() |
| 1135 | + " from " + callerApp + " (pid=" + callingPid |
| 1136 | + ", uid=" + callingUid + ")" |
| 1137 | + " not exported from uid " + aInfo.applicationInfo.uid; |
| 1138 | } else { |
| 1139 | msg = "Permission Denial: starting " + intent.toString() |
| 1140 | + " from " + callerApp + " (pid=" + callingPid |
| 1141 | + ", uid=" + callingUid + ")" |
| 1142 | + " requires " + aInfo.permission; |
| 1143 | } |
| 1144 | Slog.w(TAG, msg); |
| 1145 | throw new SecurityException(msg); |
| 1146 | } |
| 1147 | |
Ben Gruver | 6617c3c | 2013-04-03 18:45:22 -0700 | [diff] [blame] | 1148 | boolean abort = !mService.mIntentFirewall.checkStartActivity(intent, |
Ben Gruver | 7b879f4 | 2013-04-08 14:56:55 -0700 | [diff] [blame] | 1149 | callerApp==null?null:callerApp.info, callingUid, callingPid, resolvedType, aInfo); |
Ben Gruver | 5e20733 | 2013-04-03 17:41:37 -0700 | [diff] [blame] | 1150 | |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 1151 | if (mService.mController != null) { |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 1152 | try { |
| 1153 | // The Intent we give to the watcher has the extra data |
| 1154 | // stripped off, since it can contain private information. |
| 1155 | Intent watchIntent = intent.cloneFilter(); |
Ben Gruver | 5e20733 | 2013-04-03 17:41:37 -0700 | [diff] [blame] | 1156 | abort |= !mService.mController.activityStarting(watchIntent, |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 1157 | aInfo.applicationInfo.packageName); |
| 1158 | } catch (RemoteException e) { |
| 1159 | mService.mController = null; |
| 1160 | } |
Ben Gruver | 5e20733 | 2013-04-03 17:41:37 -0700 | [diff] [blame] | 1161 | } |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 1162 | |
Ben Gruver | 5e20733 | 2013-04-03 17:41:37 -0700 | [diff] [blame] | 1163 | if (abort) { |
| 1164 | if (resultRecord != null) { |
| 1165 | resultStack.sendActivityResultLocked(-1, resultRecord, resultWho, requestCode, |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 1166 | Activity.RESULT_CANCELED, null); |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 1167 | } |
Ben Gruver | 5e20733 | 2013-04-03 17:41:37 -0700 | [diff] [blame] | 1168 | // We pretend to the caller that it was really started, but |
| 1169 | // they will just get a cancel result. |
| 1170 | setDismissKeyguard(false); |
| 1171 | ActivityOptions.abort(options); |
| 1172 | return ActivityManager.START_SUCCESS; |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 1173 | } |
| 1174 | |
| 1175 | ActivityRecord r = new ActivityRecord(mService, callerApp, callingUid, callingPackage, |
| 1176 | intent, resolvedType, aInfo, mService.mConfiguration, |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1177 | resultRecord, resultWho, requestCode, componentSpecified, this); |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 1178 | if (outActivity != null) { |
| 1179 | outActivity[0] = r; |
| 1180 | } |
| 1181 | |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 1182 | final ActivityStack stack = getFocusedStack(); |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1183 | if (stack.mResumedActivity == null |
| 1184 | || stack.mResumedActivity.info.applicationInfo.uid != callingUid) { |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 1185 | if (!mService.checkAppSwitchAllowedLocked(callingPid, callingUid, "Activity start")) { |
| 1186 | PendingActivityLaunch pal = |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1187 | new PendingActivityLaunch(r, sourceRecord, startFlags, stack); |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 1188 | mService.mPendingActivityLaunches.add(pal); |
| 1189 | setDismissKeyguard(false); |
| 1190 | ActivityOptions.abort(options); |
| 1191 | return ActivityManager.START_SWITCHES_CANCELED; |
| 1192 | } |
| 1193 | } |
| 1194 | |
| 1195 | if (mService.mDidAppSwitch) { |
| 1196 | // This is the second allowed switch since we stopped switches, |
| 1197 | // so now just generally allow switches. Use case: user presses |
| 1198 | // home (switches disabled, switch to home, mDidAppSwitch now true); |
| 1199 | // user taps a home icon (coming from home so allowed, we hit here |
| 1200 | // and now allow anyone to switch again). |
| 1201 | mService.mAppSwitchesAllowedTime = 0; |
| 1202 | } else { |
| 1203 | mService.mDidAppSwitch = true; |
| 1204 | } |
| 1205 | |
| 1206 | mService.doPendingActivityLaunchesLocked(false); |
| 1207 | |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1208 | err = startActivityUncheckedLocked(r, sourceRecord, startFlags, true, options); |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1209 | if (stack.mPausingActivity == null) { |
Craig Mautner | 6170f73 | 2013-04-02 13:05:23 -0700 | [diff] [blame] | 1210 | // Someone asked to have the keyguard dismissed on the next |
| 1211 | // activity start, but we are not actually doing an activity |
| 1212 | // switch... just dismiss the keyguard now, because we |
| 1213 | // probably want to see whatever is behind it. |
| 1214 | dismissKeyguard(); |
| 1215 | } |
| 1216 | return err; |
| 1217 | } |
| 1218 | |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1219 | ActivityStack getCorrectStack(ActivityRecord r) { |
Craig Mautner | 1d001b6 | 2013-06-18 16:52:43 -0700 | [diff] [blame] | 1220 | final TaskRecord task = r.task; |
| 1221 | if (r.isApplicationActivity() || (task != null && task.isApplicationTask())) { |
Craig Mautner | 858d8a6 | 2013-04-23 17:08:34 -0700 | [diff] [blame] | 1222 | int stackNdx; |
| 1223 | for (stackNdx = mStacks.size() - 1; stackNdx > 0; --stackNdx) { |
| 1224 | if (mStacks.get(stackNdx).mCurrentUser == mCurrentUser) { |
| 1225 | break; |
| 1226 | } |
| 1227 | } |
| 1228 | if (stackNdx == 0) { |
| 1229 | // Time to create the first app stack for this user. |
Craig Mautner | 4cd0c13f | 2013-04-16 15:55:52 -0700 | [diff] [blame] | 1230 | int stackId = mService.createStack(-1, HOME_STACK_ID, |
| 1231 | StackBox.TASK_STACK_GOES_OVER, 1.0f); |
Craig Mautner | e7c58b6 | 2013-06-12 20:19:00 -0700 | [diff] [blame] | 1232 | if (DEBUG_FOCUS) Slog.d(TAG, "getCorrectStack: New stack r=" + r + " stackId=" |
| 1233 | + stackId); |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 1234 | mFocusedStack = getStack(stackId); |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1235 | } |
Craig Mautner | 1d001b6 | 2013-06-18 16:52:43 -0700 | [diff] [blame] | 1236 | if (task != null) { |
Craig Mautner | e7c58b6 | 2013-06-12 20:19:00 -0700 | [diff] [blame] | 1237 | if (DEBUG_FOCUS) Slog.d(TAG, "getCorrectStack: Setting focused stack to r=" + |
| 1238 | r + " task=" + task); |
Craig Mautner | 1d001b6 | 2013-06-18 16:52:43 -0700 | [diff] [blame] | 1239 | mFocusedStack = task.stack; |
| 1240 | } |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 1241 | return mFocusedStack; |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1242 | } |
| 1243 | return mHomeStack; |
| 1244 | } |
| 1245 | |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 1246 | void setFocusedStack(ActivityRecord r) { |
| 1247 | if (r == null) { |
| 1248 | return; |
| 1249 | } |
Craig Mautner | 86d67a4 | 2013-05-14 10:34:38 -0700 | [diff] [blame] | 1250 | if (!r.isApplicationActivity() || (r.task != null && !r.task.isApplicationTask())) { |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 1251 | if (mStackState != STACK_STATE_HOME_IN_FRONT) { |
Craig Mautner | e7c58b6 | 2013-06-12 20:19:00 -0700 | [diff] [blame] | 1252 | if (DEBUG_STACK || DEBUG_FOCUS) Slog.d(TAG, "setFocusedStack: mStackState old=" + |
Craig Mautner | 76ea224 | 2013-05-15 11:40:05 -0700 | [diff] [blame] | 1253 | stackStateToString(mStackState) + " new=" + |
| 1254 | stackStateToString(STACK_STATE_HOME_TO_FRONT) + |
| 1255 | " Callers=" + Debug.getCallers(3)); |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 1256 | mStackState = STACK_STATE_HOME_TO_FRONT; |
| 1257 | } |
| 1258 | } else { |
Craig Mautner | e7c58b6 | 2013-06-12 20:19:00 -0700 | [diff] [blame] | 1259 | if (DEBUG_FOCUS) Slog.d(TAG, "setFocusedStack: Setting focused stack to r=" + |
| 1260 | r + " task=" + r.task + " Callers=" + Debug.getCallers(3)); |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 1261 | mFocusedStack = r.task.stack; |
| 1262 | if (mStackState != STACK_STATE_HOME_IN_BACK) { |
Craig Mautner | 76ea224 | 2013-05-15 11:40:05 -0700 | [diff] [blame] | 1263 | if (DEBUG_STACK) Slog.d(TAG, "setFocusedStack: mStackState old=" + |
| 1264 | stackStateToString(mStackState) + " new=" + |
| 1265 | stackStateToString(STACK_STATE_HOME_TO_BACK) + |
| 1266 | " Callers=" + Debug.getCallers(3)); |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 1267 | mStackState = STACK_STATE_HOME_TO_BACK; |
| 1268 | } |
| 1269 | } |
| 1270 | } |
| 1271 | |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1272 | final int startActivityUncheckedLocked(ActivityRecord r, |
| 1273 | ActivityRecord sourceRecord, int startFlags, boolean doResume, |
| 1274 | Bundle options) { |
| 1275 | final Intent intent = r.intent; |
| 1276 | final int callingUid = r.launchedFromUid; |
| 1277 | |
| 1278 | int launchFlags = intent.getFlags(); |
| 1279 | |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1280 | // We'll invoke onUserLeaving before onPause only if the launching |
| 1281 | // activity did not explicitly state that this is an automated launch. |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1282 | mUserLeaving = (launchFlags&Intent.FLAG_ACTIVITY_NO_USER_ACTION) == 0; |
| 1283 | if (DEBUG_USER_LEAVING) Slog.v(TAG, "startActivity() => mUserLeaving=" + mUserLeaving); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1284 | |
| 1285 | // If the caller has asked not to resume at this point, we make note |
| 1286 | // of this in the record so that we can skip it when trying to find |
| 1287 | // the top running activity. |
| 1288 | if (!doResume) { |
| 1289 | r.delayedResume = true; |
| 1290 | } |
| 1291 | |
| 1292 | ActivityRecord notTop = (launchFlags&Intent.FLAG_ACTIVITY_PREVIOUS_IS_TOP) != 0 ? r : null; |
| 1293 | |
| 1294 | // If the onlyIfNeeded flag is set, then we can do this if the activity |
| 1295 | // being launched is the same as the one making the call... or, as |
| 1296 | // a special case, if we do not know the caller then we count the |
| 1297 | // current top activity as the caller. |
| 1298 | if ((startFlags&ActivityManager.START_FLAG_ONLY_IF_NEEDED) != 0) { |
| 1299 | ActivityRecord checkedCaller = sourceRecord; |
| 1300 | if (checkedCaller == null) { |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 1301 | checkedCaller = getFocusedStack().topRunningNonDelayedActivityLocked(notTop); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1302 | } |
| 1303 | if (!checkedCaller.realActivity.equals(r.realActivity)) { |
| 1304 | // Caller is not the same as launcher, so always needed. |
| 1305 | startFlags &= ~ActivityManager.START_FLAG_ONLY_IF_NEEDED; |
| 1306 | } |
| 1307 | } |
| 1308 | |
| 1309 | if (sourceRecord == null) { |
| 1310 | // This activity is not being started from another... in this |
| 1311 | // case we -always- start a new task. |
| 1312 | if ((launchFlags&Intent.FLAG_ACTIVITY_NEW_TASK) == 0) { |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 1313 | Slog.w(TAG, "startActivity called from non-Activity context; forcing " + |
| 1314 | "Intent.FLAG_ACTIVITY_NEW_TASK for: " + intent); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1315 | launchFlags |= Intent.FLAG_ACTIVITY_NEW_TASK; |
| 1316 | } |
| 1317 | } else if (sourceRecord.launchMode == ActivityInfo.LAUNCH_SINGLE_INSTANCE) { |
| 1318 | // The original activity who is starting us is running as a single |
| 1319 | // instance... this new activity it is starting must go on its |
| 1320 | // own task. |
| 1321 | launchFlags |= Intent.FLAG_ACTIVITY_NEW_TASK; |
| 1322 | } else if (r.launchMode == ActivityInfo.LAUNCH_SINGLE_INSTANCE |
| 1323 | || r.launchMode == ActivityInfo.LAUNCH_SINGLE_TASK) { |
| 1324 | // The activity being started is a single instance... it always |
| 1325 | // gets launched into its own task. |
| 1326 | launchFlags |= Intent.FLAG_ACTIVITY_NEW_TASK; |
| 1327 | } |
| 1328 | |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1329 | final ActivityStack sourceStack; |
Craig Mautner | 525f3d9 | 2013-05-07 14:01:50 -0700 | [diff] [blame] | 1330 | TaskRecord sourceTask; |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1331 | if (sourceRecord != null) { |
| 1332 | sourceTask = sourceRecord.task; |
| 1333 | sourceStack = sourceTask.stack; |
| 1334 | } else { |
| 1335 | sourceTask = null; |
| 1336 | sourceStack = null; |
| 1337 | } |
| 1338 | |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1339 | if (r.resultTo != null && (launchFlags&Intent.FLAG_ACTIVITY_NEW_TASK) != 0) { |
| 1340 | // For whatever reason this activity is being launched into a new |
| 1341 | // task... yet the caller has requested a result back. Well, that |
| 1342 | // is pretty messed up, so instead immediately send back a cancel |
| 1343 | // and let the new task continue launched as normal without a |
| 1344 | // dependency on its originator. |
| 1345 | Slog.w(TAG, "Activity is launching as a new task, so cancelling activity result."); |
| 1346 | r.resultTo.task.stack.sendActivityResultLocked(-1, |
| 1347 | r.resultTo, r.resultWho, r.requestCode, |
| 1348 | Activity.RESULT_CANCELED, null); |
| 1349 | r.resultTo = null; |
| 1350 | } |
| 1351 | |
| 1352 | boolean addingToTask = false; |
| 1353 | boolean movedHome = false; |
| 1354 | TaskRecord reuseTask = null; |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1355 | ActivityStack targetStack; |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1356 | if (((launchFlags&Intent.FLAG_ACTIVITY_NEW_TASK) != 0 && |
| 1357 | (launchFlags&Intent.FLAG_ACTIVITY_MULTIPLE_TASK) == 0) |
| 1358 | || r.launchMode == ActivityInfo.LAUNCH_SINGLE_TASK |
| 1359 | || r.launchMode == ActivityInfo.LAUNCH_SINGLE_INSTANCE) { |
| 1360 | // If bring to front is requested, and no result is requested, and |
| 1361 | // we can find a task that was started with this same |
| 1362 | // component, then instead of launching bring that one to the front. |
| 1363 | if (r.resultTo == null) { |
| 1364 | // See if there is a task to bring to the front. If this is |
| 1365 | // a SINGLE_INSTANCE activity, there can be one and only one |
| 1366 | // instance of it in the history, and it is always in its own |
| 1367 | // unique task, so we do a special search. |
| 1368 | ActivityRecord intentActivity = r.launchMode != ActivityInfo.LAUNCH_SINGLE_INSTANCE |
| 1369 | ? findTaskLocked(intent, r.info) |
| 1370 | : findActivityLocked(intent, r.info); |
| 1371 | if (intentActivity != null) { |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 1372 | if (r.task == null) { |
| 1373 | r.task = intentActivity.task; |
| 1374 | } |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1375 | targetStack = intentActivity.task.stack; |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1376 | moveHomeStack(targetStack.isHomeStack()); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1377 | if (intentActivity.task.intent == null) { |
| 1378 | // This task was started because of movement of |
| 1379 | // the activity based on affinity... now that we |
| 1380 | // are actually launching it, we can assign the |
| 1381 | // base intent. |
| 1382 | intentActivity.task.setIntent(intent, r.info); |
| 1383 | } |
| 1384 | // If the target task is not in the front, then we need |
| 1385 | // to bring it to the front... except... well, with |
| 1386 | // SINGLE_TASK_LAUNCH it's not entirely clear. We'd like |
| 1387 | // to have the same behavior as if a new instance was |
| 1388 | // being started, which means not bringing it to the front |
| 1389 | // if the caller is not itself in the front. |
Craig Mautner | 165640b | 2013-04-20 10:34:33 -0700 | [diff] [blame] | 1390 | final ActivityStack lastStack = getLastStack(); |
| 1391 | ActivityRecord curTop = lastStack == null? |
| 1392 | null : lastStack.topRunningNonDelayedActivityLocked(notTop); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1393 | if (curTop != null && curTop.task != intentActivity.task) { |
| 1394 | r.intent.addFlags(Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1395 | if (sourceRecord == null || sourceStack.topActivity() == sourceRecord) { |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1396 | // We really do want to push this one into the |
| 1397 | // user's face, right now. |
| 1398 | movedHome = true; |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1399 | if ((launchFlags & |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 1400 | (FLAG_ACTIVITY_NEW_TASK | FLAG_ACTIVITY_TASK_ON_HOME)) |
| 1401 | == (FLAG_ACTIVITY_NEW_TASK | FLAG_ACTIVITY_TASK_ON_HOME)) { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1402 | // Caller wants to appear on home activity, so before starting |
| 1403 | // their own activity we will bring home to the front. |
| 1404 | r.mLaunchHomeTaskNext = true; |
| 1405 | } |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1406 | targetStack.moveTaskToFrontLocked(intentActivity.task, r, options); |
| 1407 | options = null; |
| 1408 | } |
| 1409 | } |
| 1410 | // If the caller has requested that the target task be |
| 1411 | // reset, then do so. |
| 1412 | if ((launchFlags&Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED) != 0) { |
| 1413 | intentActivity = targetStack.resetTaskIfNeededLocked(intentActivity, r); |
| 1414 | } |
| 1415 | if ((startFlags&ActivityManager.START_FLAG_ONLY_IF_NEEDED) != 0) { |
| 1416 | // We don't need to start a new activity, and |
| 1417 | // the client said not to do anything if that |
| 1418 | // is the case, so this is it! And for paranoia, make |
| 1419 | // sure we have correctly resumed the top activity. |
| 1420 | if (doResume) { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1421 | setLaunchHomeTaskNextFlag(sourceRecord, null, targetStack); |
Craig Mautner | 05d2903 | 2013-05-03 13:40:13 -0700 | [diff] [blame] | 1422 | resumeTopActivitiesLocked(targetStack, null, options); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1423 | } else { |
| 1424 | ActivityOptions.abort(options); |
| 1425 | } |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 1426 | if (r.task == null) Slog.v(TAG, |
| 1427 | "startActivityUncheckedLocked: task left null", |
| 1428 | new RuntimeException("here").fillInStackTrace()); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1429 | return ActivityManager.START_RETURN_INTENT_TO_CALLER; |
| 1430 | } |
| 1431 | if ((launchFlags & |
| 1432 | (Intent.FLAG_ACTIVITY_NEW_TASK|Intent.FLAG_ACTIVITY_CLEAR_TASK)) |
| 1433 | == (Intent.FLAG_ACTIVITY_NEW_TASK|Intent.FLAG_ACTIVITY_CLEAR_TASK)) { |
| 1434 | // The caller has requested to completely replace any |
| 1435 | // existing task with its new activity. Well that should |
| 1436 | // not be too hard... |
| 1437 | reuseTask = intentActivity.task; |
| 1438 | reuseTask.performClearTaskLocked(); |
| 1439 | reuseTask.setIntent(r.intent, r.info); |
| 1440 | } else if ((launchFlags&Intent.FLAG_ACTIVITY_CLEAR_TOP) != 0 |
| 1441 | || r.launchMode == ActivityInfo.LAUNCH_SINGLE_TASK |
| 1442 | || r.launchMode == ActivityInfo.LAUNCH_SINGLE_INSTANCE) { |
| 1443 | // In this situation we want to remove all activities |
| 1444 | // from the task up to the one being started. In most |
| 1445 | // cases this means we are resetting the task to its |
| 1446 | // initial state. |
| 1447 | ActivityRecord top = |
| 1448 | intentActivity.task.performClearTaskLocked(r, launchFlags); |
| 1449 | if (top != null) { |
| 1450 | if (top.frontOfTask) { |
| 1451 | // Activity aliases may mean we use different |
| 1452 | // intents for the top activity, so make sure |
| 1453 | // the task now has the identity of the new |
| 1454 | // intent. |
| 1455 | top.task.setIntent(r.intent, r.info); |
| 1456 | } |
| 1457 | ActivityStack.logStartActivity(EventLogTags.AM_NEW_INTENT, |
| 1458 | r, top.task); |
| 1459 | top.deliverNewIntentLocked(callingUid, r.intent); |
| 1460 | } else { |
| 1461 | // A special case: we need to |
| 1462 | // start the activity because it is not currently |
| 1463 | // running, and the caller has asked to clear the |
| 1464 | // current task to have this activity at the top. |
| 1465 | addingToTask = true; |
| 1466 | // Now pretend like this activity is being started |
| 1467 | // by the top of its task, so it is put in the |
| 1468 | // right place. |
| 1469 | sourceRecord = intentActivity; |
| 1470 | } |
| 1471 | } else if (r.realActivity.equals(intentActivity.task.realActivity)) { |
| 1472 | // In this case the top activity on the task is the |
| 1473 | // same as the one being launched, so we take that |
| 1474 | // as a request to bring the task to the foreground. |
| 1475 | // If the top activity in the task is the root |
| 1476 | // activity, deliver this new intent to it if it |
| 1477 | // desires. |
| 1478 | if (((launchFlags&Intent.FLAG_ACTIVITY_SINGLE_TOP) != 0 |
| 1479 | || r.launchMode == ActivityInfo.LAUNCH_SINGLE_TOP) |
| 1480 | && intentActivity.realActivity.equals(r.realActivity)) { |
| 1481 | ActivityStack.logStartActivity(EventLogTags.AM_NEW_INTENT, r, |
| 1482 | intentActivity.task); |
| 1483 | if (intentActivity.frontOfTask) { |
| 1484 | intentActivity.task.setIntent(r.intent, r.info); |
| 1485 | } |
| 1486 | intentActivity.deliverNewIntentLocked(callingUid, r.intent); |
| 1487 | } else if (!r.intent.filterEquals(intentActivity.task.intent)) { |
| 1488 | // In this case we are launching the root activity |
| 1489 | // of the task, but with a different intent. We |
| 1490 | // should start a new instance on top. |
| 1491 | addingToTask = true; |
| 1492 | sourceRecord = intentActivity; |
| 1493 | } |
| 1494 | } else if ((launchFlags&Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED) == 0) { |
| 1495 | // In this case an activity is being launched in to an |
| 1496 | // existing task, without resetting that task. This |
| 1497 | // is typically the situation of launching an activity |
| 1498 | // from a notification or shortcut. We want to place |
| 1499 | // the new activity on top of the current task. |
| 1500 | addingToTask = true; |
| 1501 | sourceRecord = intentActivity; |
| 1502 | } else if (!intentActivity.task.rootWasReset) { |
| 1503 | // In this case we are launching in to an existing task |
| 1504 | // that has not yet been started from its front door. |
| 1505 | // The current task has been brought to the front. |
| 1506 | // Ideally, we'd probably like to place this new task |
| 1507 | // at the bottom of its stack, but that's a little hard |
| 1508 | // to do with the current organization of the code so |
| 1509 | // for now we'll just drop it. |
| 1510 | intentActivity.task.setIntent(r.intent, r.info); |
| 1511 | } |
| 1512 | if (!addingToTask && reuseTask == null) { |
| 1513 | // We didn't do anything... but it was needed (a.k.a., client |
| 1514 | // don't use that intent!) And for paranoia, make |
| 1515 | // sure we have correctly resumed the top activity. |
| 1516 | if (doResume) { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1517 | setLaunchHomeTaskNextFlag(sourceRecord, intentActivity, targetStack); |
| 1518 | targetStack.resumeTopActivityLocked(null, options); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1519 | } else { |
| 1520 | ActivityOptions.abort(options); |
| 1521 | } |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 1522 | if (r.task == null) Slog.v(TAG, |
| 1523 | "startActivityUncheckedLocked: task left null", |
| 1524 | new RuntimeException("here").fillInStackTrace()); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1525 | return ActivityManager.START_TASK_TO_FRONT; |
| 1526 | } |
| 1527 | } |
| 1528 | } |
| 1529 | } |
| 1530 | |
| 1531 | //String uri = r.intent.toURI(); |
| 1532 | //Intent intent2 = new Intent(uri); |
| 1533 | //Slog.i(TAG, "Given intent: " + r.intent); |
| 1534 | //Slog.i(TAG, "URI is: " + uri); |
| 1535 | //Slog.i(TAG, "To intent: " + intent2); |
| 1536 | |
| 1537 | if (r.packageName != null) { |
| 1538 | // If the activity being launched is the same as the one currently |
| 1539 | // at the top, then we need to check if it should only be launched |
| 1540 | // once. |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 1541 | ActivityStack topStack = getFocusedStack(); |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1542 | ActivityRecord top = topStack.topRunningNonDelayedActivityLocked(notTop); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1543 | if (top != null && r.resultTo == null) { |
| 1544 | if (top.realActivity.equals(r.realActivity) && top.userId == r.userId) { |
| 1545 | if (top.app != null && top.app.thread != null) { |
| 1546 | if ((launchFlags&Intent.FLAG_ACTIVITY_SINGLE_TOP) != 0 |
| 1547 | || r.launchMode == ActivityInfo.LAUNCH_SINGLE_TOP |
| 1548 | || r.launchMode == ActivityInfo.LAUNCH_SINGLE_TASK) { |
| 1549 | ActivityStack.logStartActivity(EventLogTags.AM_NEW_INTENT, top, |
| 1550 | top.task); |
| 1551 | // For paranoia, make sure we have correctly |
| 1552 | // resumed the top activity. |
| 1553 | if (doResume) { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1554 | setLaunchHomeTaskNextFlag(sourceRecord, null, topStack); |
Craig Mautner | 05d2903 | 2013-05-03 13:40:13 -0700 | [diff] [blame] | 1555 | resumeTopActivitiesLocked(); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1556 | } |
| 1557 | ActivityOptions.abort(options); |
| 1558 | if ((startFlags&ActivityManager.START_FLAG_ONLY_IF_NEEDED) != 0) { |
| 1559 | // We don't need to start a new activity, and |
| 1560 | // the client said not to do anything if that |
| 1561 | // is the case, so this is it! |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 1562 | if (r.task == null) Slog.v(TAG, |
| 1563 | "startActivityUncheckedLocked: task left null", |
| 1564 | new RuntimeException("here").fillInStackTrace()); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1565 | return ActivityManager.START_RETURN_INTENT_TO_CALLER; |
| 1566 | } |
| 1567 | top.deliverNewIntentLocked(callingUid, r.intent); |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 1568 | if (r.task == null) Slog.v(TAG, |
| 1569 | "startActivityUncheckedLocked: task left null", |
| 1570 | new RuntimeException("here").fillInStackTrace()); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1571 | return ActivityManager.START_DELIVERED_TO_TOP; |
| 1572 | } |
| 1573 | } |
| 1574 | } |
| 1575 | } |
| 1576 | |
| 1577 | } else { |
| 1578 | if (r.resultTo != null) { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1579 | r.resultTo.task.stack.sendActivityResultLocked(-1, r.resultTo, r.resultWho, |
| 1580 | r.requestCode, Activity.RESULT_CANCELED, null); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1581 | } |
| 1582 | ActivityOptions.abort(options); |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 1583 | if (r.task == null) Slog.v(TAG, |
| 1584 | "startActivityUncheckedLocked: task left null", |
| 1585 | new RuntimeException("here").fillInStackTrace()); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1586 | return ActivityManager.START_CLASS_NOT_FOUND; |
| 1587 | } |
| 1588 | |
| 1589 | boolean newTask = false; |
| 1590 | boolean keepCurTransition = false; |
| 1591 | |
| 1592 | // Should this be considered a new task? |
| 1593 | if (r.resultTo == null && !addingToTask |
| 1594 | && (launchFlags&Intent.FLAG_ACTIVITY_NEW_TASK) != 0) { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1595 | targetStack = getCorrectStack(r); |
| 1596 | moveHomeStack(targetStack.isHomeStack()); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1597 | if (reuseTask == null) { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1598 | r.setTask(targetStack.createTaskRecord(getNextTaskId(), r.info, intent, true), |
| 1599 | null, true); |
| 1600 | if (DEBUG_TASKS) Slog.v(TAG, "Starting new activity " + r + " in new task " + |
| 1601 | r.task); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1602 | } else { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1603 | r.setTask(reuseTask, reuseTask, true); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1604 | } |
| 1605 | newTask = true; |
| 1606 | if (!movedHome) { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1607 | if ((launchFlags & |
| 1608 | (Intent.FLAG_ACTIVITY_NEW_TASK|Intent.FLAG_ACTIVITY_TASK_ON_HOME)) |
| 1609 | == (Intent.FLAG_ACTIVITY_NEW_TASK|Intent.FLAG_ACTIVITY_TASK_ON_HOME)) { |
| 1610 | // Caller wants to appear on home activity, so before starting |
| 1611 | // their own activity we will bring home to the front. |
| 1612 | r.mLaunchHomeTaskNext = true; |
| 1613 | } |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1614 | } |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1615 | } else if (sourceRecord != null) { |
Craig Mautner | 525f3d9 | 2013-05-07 14:01:50 -0700 | [diff] [blame] | 1616 | sourceTask = sourceRecord.task; |
| 1617 | targetStack = sourceTask.stack; |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1618 | moveHomeStack(targetStack.isHomeStack()); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1619 | if (!addingToTask && |
| 1620 | (launchFlags&Intent.FLAG_ACTIVITY_CLEAR_TOP) != 0) { |
| 1621 | // In this case, we are adding the activity to an existing |
| 1622 | // task, but the caller has asked to clear that task if the |
| 1623 | // activity is already running. |
Craig Mautner | 525f3d9 | 2013-05-07 14:01:50 -0700 | [diff] [blame] | 1624 | ActivityRecord top = sourceTask.performClearTaskLocked(r, launchFlags); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1625 | keepCurTransition = true; |
| 1626 | if (top != null) { |
| 1627 | ActivityStack.logStartActivity(EventLogTags.AM_NEW_INTENT, r, top.task); |
| 1628 | top.deliverNewIntentLocked(callingUid, r.intent); |
| 1629 | // For paranoia, make sure we have correctly |
| 1630 | // resumed the top activity. |
| 1631 | if (doResume) { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1632 | setLaunchHomeTaskNextFlag(sourceRecord, null, targetStack); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1633 | targetStack.resumeTopActivityLocked(null); |
| 1634 | } |
| 1635 | ActivityOptions.abort(options); |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 1636 | if (r.task == null) Slog.v(TAG, |
| 1637 | "startActivityUncheckedLocked: task left null", |
| 1638 | new RuntimeException("here").fillInStackTrace()); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1639 | return ActivityManager.START_DELIVERED_TO_TOP; |
| 1640 | } |
| 1641 | } else if (!addingToTask && |
| 1642 | (launchFlags&Intent.FLAG_ACTIVITY_REORDER_TO_FRONT) != 0) { |
| 1643 | // In this case, we are launching an activity in our own task |
| 1644 | // that may already be running somewhere in the history, and |
| 1645 | // we want to shuffle it to the front of the stack if so. |
Craig Mautner | 525f3d9 | 2013-05-07 14:01:50 -0700 | [diff] [blame] | 1646 | final ActivityRecord top = sourceTask.findActivityInHistoryLocked(r); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1647 | if (top != null) { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1648 | final TaskRecord task = top.task; |
| 1649 | task.moveActivityToFrontLocked(top); |
| 1650 | ActivityStack.logStartActivity(EventLogTags.AM_NEW_INTENT, r, task); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1651 | top.updateOptionsLocked(options); |
| 1652 | top.deliverNewIntentLocked(callingUid, r.intent); |
| 1653 | if (doResume) { |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1654 | setLaunchHomeTaskNextFlag(sourceRecord, null, targetStack); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1655 | targetStack.resumeTopActivityLocked(null); |
| 1656 | } |
Craig Mautner | 29219d9 | 2013-04-16 20:19:12 -0700 | [diff] [blame] | 1657 | if (r.task == null) Slog.v(TAG, |
| 1658 | "startActivityUncheckedLocked: task left null", |
| 1659 | new RuntimeException("here").fillInStackTrace()); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1660 | return ActivityManager.START_DELIVERED_TO_TOP; |
| 1661 | } |
| 1662 | } |
| 1663 | // An existing activity is starting this new activity, so we want |
| 1664 | // to keep the new one in the same task as the one that is starting |
| 1665 | // it. |
Craig Mautner | 525f3d9 | 2013-05-07 14:01:50 -0700 | [diff] [blame] | 1666 | r.setTask(sourceTask, sourceRecord.thumbHolder, false); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1667 | if (DEBUG_TASKS) Slog.v(TAG, "Starting new activity " + r |
| 1668 | + " in existing task " + r.task); |
| 1669 | |
| 1670 | } else { |
| 1671 | // This not being started from an existing activity, and not part |
| 1672 | // of a new task... just put it in the top task, though these days |
| 1673 | // this case should never happen. |
Craig Mautner | 1602ec2 | 2013-05-12 10:24:27 -0700 | [diff] [blame] | 1674 | targetStack = getCorrectStack(r); |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1675 | moveHomeStack(targetStack.isHomeStack()); |
Craig Mautner | 1602ec2 | 2013-05-12 10:24:27 -0700 | [diff] [blame] | 1676 | ActivityRecord prev = targetStack.topActivity(); |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1677 | r.setTask(prev != null ? prev.task |
| 1678 | : targetStack.createTaskRecord(getNextTaskId(), r.info, intent, true), |
| 1679 | null, true); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1680 | if (DEBUG_TASKS) Slog.v(TAG, "Starting new activity " + r |
| 1681 | + " in new guessed " + r.task); |
| 1682 | } |
| 1683 | |
| 1684 | mService.grantUriPermissionFromIntentLocked(callingUid, r.packageName, |
| 1685 | intent, r.getUriPermissionsLocked()); |
| 1686 | |
| 1687 | if (newTask) { |
| 1688 | EventLog.writeEvent(EventLogTags.AM_CREATE_TASK, r.userId, r.task.taskId); |
| 1689 | } |
| 1690 | ActivityStack.logStartActivity(EventLogTags.AM_CREATE_ACTIVITY, r, r.task); |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 1691 | setLaunchHomeTaskNextFlag(sourceRecord, r, targetStack); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1692 | targetStack.startActivityLocked(r, newTask, doResume, keepCurTransition, options); |
Craig Mautner | 1d001b6 | 2013-06-18 16:52:43 -0700 | [diff] [blame] | 1693 | mService.setFocusedActivityLocked(r); |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 1694 | return ActivityManager.START_SUCCESS; |
| 1695 | } |
| 1696 | |
Craig Mautner | 7ea5bd4 | 2013-07-05 15:27:08 -0700 | [diff] [blame] | 1697 | void acquireLaunchWakelock() { |
| 1698 | if (VALIDATE_WAKE_LOCK_CALLER && Binder.getCallingUid() != Process.myUid()) { |
| 1699 | throw new IllegalStateException("Calling must be system uid"); |
| 1700 | } |
| 1701 | mLaunchingActivity.acquire(); |
| 1702 | if (!mHandler.hasMessages(LAUNCH_TIMEOUT_MSG)) { |
| 1703 | // To be safe, don't allow the wake lock to be held for too long. |
| 1704 | mHandler.sendEmptyMessageDelayed(LAUNCH_TIMEOUT_MSG, LAUNCH_TIMEOUT); |
| 1705 | } |
| 1706 | } |
| 1707 | |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 1708 | // Checked. |
| 1709 | final ActivityRecord activityIdleInternalLocked(final IBinder token, boolean fromTimeout, |
| 1710 | Configuration config) { |
| 1711 | if (localLOGV) Slog.v(TAG, "Activity idle: " + token); |
| 1712 | |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 1713 | ArrayList<ActivityRecord> stops = null; |
| 1714 | ArrayList<ActivityRecord> finishes = null; |
| 1715 | ArrayList<UserStartedState> startingUsers = null; |
| 1716 | int NS = 0; |
| 1717 | int NF = 0; |
| 1718 | IApplicationThread sendThumbnail = null; |
| 1719 | boolean booting = false; |
| 1720 | boolean enableScreen = false; |
| 1721 | boolean activityRemoved = false; |
| 1722 | |
| 1723 | ActivityRecord r = ActivityRecord.forToken(token); |
| 1724 | if (r != null) { |
Craig Mautner | b59dcfd | 2013-05-06 13:12:58 -0700 | [diff] [blame] | 1725 | if (DEBUG_IDLE) Slog.d(TAG, "activityIdleInternalLocked: Callers=" + |
| 1726 | Debug.getCallers(4)); |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 1727 | mHandler.removeMessages(IDLE_TIMEOUT_MSG, r); |
| 1728 | r.finishLaunchTickingLocked(); |
Craig Mautner | 7ea5bd4 | 2013-07-05 15:27:08 -0700 | [diff] [blame] | 1729 | if (fromTimeout) { |
| 1730 | reportActivityLaunchedLocked(fromTimeout, r, -1, -1); |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 1731 | } |
Craig Mautner | 7ea5bd4 | 2013-07-05 15:27:08 -0700 | [diff] [blame] | 1732 | |
| 1733 | // This is a hack to semi-deal with a race condition |
| 1734 | // in the client where it can be constructed with a |
| 1735 | // newer configuration from when we asked it to launch. |
| 1736 | // We'll update with whatever configuration it now says |
| 1737 | // it used to launch. |
| 1738 | if (config != null) { |
| 1739 | r.configuration = config; |
| 1740 | } |
| 1741 | |
| 1742 | // We are now idle. If someone is waiting for a thumbnail from |
| 1743 | // us, we can now deliver. |
| 1744 | r.idle = true; |
| 1745 | |
| 1746 | if (r.thumbnailNeeded && r.app != null && r.app.thread != null) { |
| 1747 | sendThumbnail = r.app.thread; |
| 1748 | r.thumbnailNeeded = false; |
| 1749 | } |
| 1750 | |
| 1751 | //Slog.i(TAG, "IDLE: mBooted=" + mBooted + ", fromTimeout=" + fromTimeout); |
| 1752 | if (!mService.mBooted && isFrontStack(r.task.stack)) { |
| 1753 | mService.mBooted = true; |
| 1754 | enableScreen = true; |
| 1755 | } |
| 1756 | } |
| 1757 | |
| 1758 | if (allResumedActivitiesIdle()) { |
| 1759 | if (r != null) { |
| 1760 | mService.scheduleAppGcsLocked(); |
| 1761 | mService.requestPssLocked(r.app, SystemClock.uptimeMillis(), false); |
| 1762 | } |
| 1763 | |
| 1764 | if (mLaunchingActivity.isHeld()) { |
| 1765 | mHandler.removeMessages(LAUNCH_TIMEOUT_MSG); |
| 1766 | if (VALIDATE_WAKE_LOCK_CALLER && |
| 1767 | Binder.getCallingUid() != Process.myUid()) { |
| 1768 | throw new IllegalStateException("Calling must be system uid"); |
| 1769 | } |
| 1770 | mLaunchingActivity.release(); |
| 1771 | } |
| 1772 | ensureActivitiesVisibleLocked(null, 0); |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 1773 | } |
| 1774 | |
| 1775 | // Atomically retrieve all of the other things to do. |
| 1776 | stops = processStoppingActivitiesLocked(true); |
| 1777 | NS = stops != null ? stops.size() : 0; |
| 1778 | if ((NF=mFinishingActivities.size()) > 0) { |
| 1779 | finishes = new ArrayList<ActivityRecord>(mFinishingActivities); |
| 1780 | mFinishingActivities.clear(); |
| 1781 | } |
| 1782 | |
| 1783 | final ArrayList<ActivityRecord> thumbnails; |
| 1784 | final int NT = mCancelledThumbnails.size(); |
| 1785 | if (NT > 0) { |
| 1786 | thumbnails = new ArrayList<ActivityRecord>(mCancelledThumbnails); |
| 1787 | mCancelledThumbnails.clear(); |
| 1788 | } else { |
| 1789 | thumbnails = null; |
| 1790 | } |
| 1791 | |
| 1792 | if (isFrontStack(mHomeStack)) { |
| 1793 | booting = mService.mBooting; |
| 1794 | mService.mBooting = false; |
| 1795 | } |
| 1796 | |
| 1797 | if (mStartingUsers.size() > 0) { |
| 1798 | startingUsers = new ArrayList<UserStartedState>(mStartingUsers); |
| 1799 | mStartingUsers.clear(); |
| 1800 | } |
| 1801 | |
| 1802 | // Perform the following actions from unsynchronized state. |
| 1803 | final IApplicationThread thumbnailThread = sendThumbnail; |
| 1804 | mHandler.post(new Runnable() { |
| 1805 | @Override |
| 1806 | public void run() { |
| 1807 | if (thumbnailThread != null) { |
| 1808 | try { |
| 1809 | thumbnailThread.requestThumbnail(token); |
| 1810 | } catch (Exception e) { |
| 1811 | Slog.w(TAG, "Exception thrown when requesting thumbnail", e); |
| 1812 | mService.sendPendingThumbnail(null, token, null, null, true); |
| 1813 | } |
| 1814 | } |
| 1815 | |
| 1816 | // Report back to any thumbnail receivers. |
| 1817 | for (int i = 0; i < NT; i++) { |
| 1818 | ActivityRecord r = thumbnails.get(i); |
| 1819 | mService.sendPendingThumbnail(r, null, null, null, true); |
| 1820 | } |
| 1821 | } |
| 1822 | }); |
| 1823 | |
| 1824 | // Stop any activities that are scheduled to do so but have been |
| 1825 | // waiting for the next one to start. |
| 1826 | for (int i = 0; i < NS; i++) { |
| 1827 | r = stops.get(i); |
| 1828 | final ActivityStack stack = r.task.stack; |
| 1829 | if (r.finishing) { |
| 1830 | stack.finishCurrentActivityLocked(r, ActivityStack.FINISH_IMMEDIATELY, false); |
| 1831 | } else { |
| 1832 | stack.stopActivityLocked(r); |
| 1833 | } |
| 1834 | } |
| 1835 | |
| 1836 | // Finish any activities that are scheduled to do so but have been |
| 1837 | // waiting for the next one to start. |
| 1838 | for (int i = 0; i < NF; i++) { |
| 1839 | r = finishes.get(i); |
| 1840 | activityRemoved |= r.task.stack.destroyActivityLocked(r, true, false, "finish-idle"); |
| 1841 | } |
| 1842 | |
| 1843 | if (booting) { |
| 1844 | mService.finishBooting(); |
| 1845 | } else if (startingUsers != null) { |
| 1846 | for (int i = 0; i < startingUsers.size(); i++) { |
| 1847 | mService.finishUserSwitch(startingUsers.get(i)); |
| 1848 | } |
| 1849 | } |
| 1850 | |
| 1851 | mService.trimApplications(); |
| 1852 | //dump(); |
| 1853 | //mWindowManager.dump(); |
| 1854 | |
| 1855 | if (enableScreen) { |
| 1856 | mService.enableScreenAfterBoot(); |
| 1857 | } |
| 1858 | |
| 1859 | if (activityRemoved) { |
Craig Mautner | 05d2903 | 2013-05-03 13:40:13 -0700 | [diff] [blame] | 1860 | resumeTopActivitiesLocked(); |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 1861 | } |
| 1862 | |
Craig Mautner | 7ea5bd4 | 2013-07-05 15:27:08 -0700 | [diff] [blame] | 1863 | return r; |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 1864 | } |
| 1865 | |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 1866 | void handleAppDiedLocked(ProcessRecord app, boolean restarting) { |
| 1867 | // Just in case. |
| 1868 | final int numStacks = mStacks.size(); |
| 1869 | for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { |
Craig Mautner | e79d4268 | 2013-04-01 19:01:53 -0700 | [diff] [blame] | 1870 | mStacks.get(stackNdx).handleAppDiedLocked(app, restarting); |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 1871 | } |
| 1872 | } |
| 1873 | |
| 1874 | void closeSystemDialogsLocked() { |
| 1875 | final int numStacks = mStacks.size(); |
| 1876 | for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { |
| 1877 | final ActivityStack stack = mStacks.get(stackNdx); |
| 1878 | stack.closeSystemDialogsLocked(); |
| 1879 | } |
| 1880 | } |
| 1881 | |
| 1882 | /** |
| 1883 | * @return true if some activity was finished (or would have finished if doit were true). |
| 1884 | */ |
| 1885 | boolean forceStopPackageLocked(String name, boolean doit, boolean evenPersistent, int userId) { |
| 1886 | boolean didSomething = false; |
| 1887 | final int numStacks = mStacks.size(); |
| 1888 | for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { |
| 1889 | final ActivityStack stack = mStacks.get(stackNdx); |
| 1890 | if (stack.forceStopPackageLocked(name, doit, evenPersistent, userId)) { |
| 1891 | didSomething = true; |
| 1892 | } |
| 1893 | } |
| 1894 | return didSomething; |
| 1895 | } |
| 1896 | |
Dianne Hackborn | a413dc0 | 2013-07-12 12:02:55 -0700 | [diff] [blame] | 1897 | void updatePreviousProcessLocked(ActivityRecord r) { |
| 1898 | // Now that this process has stopped, we may want to consider |
| 1899 | // it to be the previous app to try to keep around in case |
| 1900 | // the user wants to return to it. |
| 1901 | |
| 1902 | // First, found out what is currently the foreground app, so that |
| 1903 | // we don't blow away the previous app if this activity is being |
| 1904 | // hosted by the process that is actually still the foreground. |
| 1905 | ProcessRecord fgApp = null; |
| 1906 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| 1907 | final ActivityStack stack = mStacks.get(stackNdx); |
| 1908 | if (isFrontStack(stack)) { |
| 1909 | if (stack.mResumedActivity != null) { |
| 1910 | fgApp = stack.mResumedActivity.app; |
| 1911 | } else if (stack.mPausingActivity != null) { |
| 1912 | fgApp = stack.mPausingActivity.app; |
| 1913 | } |
| 1914 | break; |
| 1915 | } |
| 1916 | } |
| 1917 | |
| 1918 | // Now set this one as the previous process, only if that really |
| 1919 | // makes sense to. |
| 1920 | if (r.app != null && fgApp != null && r.app != fgApp |
| 1921 | && r.lastVisibleTime > mService.mPreviousProcessVisibleTime |
| 1922 | && r.app != mService.mHomeProcess) { |
| 1923 | mService.mPreviousProcess = r.app; |
| 1924 | mService.mPreviousProcessVisibleTime = r.lastVisibleTime; |
| 1925 | } |
| 1926 | } |
| 1927 | |
Craig Mautner | 05d2903 | 2013-05-03 13:40:13 -0700 | [diff] [blame] | 1928 | boolean resumeTopActivitiesLocked() { |
| 1929 | return resumeTopActivitiesLocked(null, null, null); |
| 1930 | } |
| 1931 | |
| 1932 | boolean resumeTopActivitiesLocked(ActivityStack targetStack, ActivityRecord target, |
| 1933 | Bundle targetOptions) { |
| 1934 | if (targetStack == null) { |
| 1935 | targetStack = getFocusedStack(); |
| 1936 | } |
| 1937 | boolean result = false; |
Craig Mautner | dbcb31f | 2013-04-02 12:32:53 -0700 | [diff] [blame] | 1938 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
Craig Mautner | f88c50f | 2013-04-18 19:25:12 -0700 | [diff] [blame] | 1939 | final ActivityStack stack = mStacks.get(stackNdx); |
| 1940 | if (isFrontStack(stack)) { |
Craig Mautner | 05d2903 | 2013-05-03 13:40:13 -0700 | [diff] [blame] | 1941 | if (stack == targetStack) { |
| 1942 | result = stack.resumeTopActivityLocked(target, targetOptions); |
| 1943 | } else { |
| 1944 | stack.resumeTopActivityLocked(null); |
| 1945 | } |
Craig Mautner | f88c50f | 2013-04-18 19:25:12 -0700 | [diff] [blame] | 1946 | } |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 1947 | } |
Craig Mautner | 05d2903 | 2013-05-03 13:40:13 -0700 | [diff] [blame] | 1948 | return result; |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 1949 | } |
| 1950 | |
| 1951 | void finishTopRunningActivityLocked(ProcessRecord app) { |
| 1952 | final int numStacks = mStacks.size(); |
| 1953 | for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { |
| 1954 | final ActivityStack stack = mStacks.get(stackNdx); |
| 1955 | stack.finishTopRunningActivityLocked(app); |
| 1956 | } |
| 1957 | } |
| 1958 | |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 1959 | void findTaskToMoveToFrontLocked(int taskId, int flags, Bundle options) { |
| 1960 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| 1961 | if (mStacks.get(stackNdx).findTaskToMoveToFrontLocked(taskId, flags, options)) { |
Craig Mautner | 7ea5bd4 | 2013-07-05 15:27:08 -0700 | [diff] [blame] | 1962 | if (DEBUG_STACK) Slog.d(TAG, "findTaskToMoveToFront: moved to front of stack=" + |
Craig Mautner | 1d001b6 | 2013-06-18 16:52:43 -0700 | [diff] [blame] | 1963 | mStacks.get(stackNdx)); |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 1964 | return; |
| 1965 | } |
| 1966 | } |
| 1967 | } |
| 1968 | |
Craig Mautner | 967212c | 2013-04-13 21:10:58 -0700 | [diff] [blame] | 1969 | ActivityStack getStack(int stackId) { |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 1970 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| 1971 | final ActivityStack stack = mStacks.get(stackNdx); |
| 1972 | if (stack.getStackId() == stackId) { |
| 1973 | return stack; |
| 1974 | } |
| 1975 | } |
| 1976 | return null; |
| 1977 | } |
| 1978 | |
Craig Mautner | 967212c | 2013-04-13 21:10:58 -0700 | [diff] [blame] | 1979 | ArrayList<ActivityStack> getStacks() { |
| 1980 | return new ArrayList<ActivityStack>(mStacks); |
| 1981 | } |
| 1982 | |
| 1983 | int createStack() { |
Craig Mautner | 858d8a6 | 2013-04-23 17:08:34 -0700 | [diff] [blame] | 1984 | while (true) { |
| 1985 | if (++mLastStackId <= HOME_STACK_ID) { |
| 1986 | mLastStackId = HOME_STACK_ID + 1; |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 1987 | } |
Craig Mautner | 858d8a6 | 2013-04-23 17:08:34 -0700 | [diff] [blame] | 1988 | if (getStack(mLastStackId) == null) { |
| 1989 | break; |
| 1990 | } |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 1991 | } |
Craig Mautner | 858d8a6 | 2013-04-23 17:08:34 -0700 | [diff] [blame] | 1992 | mStacks.add(new ActivityStack(mService, mContext, mLooper, mLastStackId)); |
| 1993 | return mLastStackId; |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 1994 | } |
| 1995 | |
| 1996 | void moveTaskToStack(int taskId, int stackId, boolean toTop) { |
Craig Mautner | b3b36ba | 2013-05-20 13:21:10 -0700 | [diff] [blame] | 1997 | final TaskRecord task = anyTaskForIdLocked(taskId); |
| 1998 | if (task == null) { |
| 1999 | return; |
| 2000 | } |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2001 | final ActivityStack stack = getStack(stackId); |
| 2002 | if (stack == null) { |
| 2003 | Slog.w(TAG, "moveTaskToStack: no stack for id=" + stackId); |
| 2004 | return; |
| 2005 | } |
Craig Mautner | b3b36ba | 2013-05-20 13:21:10 -0700 | [diff] [blame] | 2006 | removeTask(task); |
| 2007 | stack.addTask(task, toTop); |
Craig Mautner | b3b36ba | 2013-05-20 13:21:10 -0700 | [diff] [blame] | 2008 | mWindowManager.addTask(taskId, stackId, toTop); |
Craig Mautner | 05d2903 | 2013-05-03 13:40:13 -0700 | [diff] [blame] | 2009 | resumeTopActivitiesLocked(); |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2010 | } |
| 2011 | |
Craig Mautner | 8849a5e | 2013-04-02 16:41:03 -0700 | [diff] [blame] | 2012 | ActivityRecord findTaskLocked(Intent intent, ActivityInfo info) { |
| 2013 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| 2014 | final ActivityRecord ar = mStacks.get(stackNdx).findTaskLocked(intent, info); |
| 2015 | if (ar != null) { |
| 2016 | return ar; |
| 2017 | } |
| 2018 | } |
| 2019 | return null; |
| 2020 | } |
| 2021 | |
| 2022 | ActivityRecord findActivityLocked(Intent intent, ActivityInfo info) { |
| 2023 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| 2024 | final ActivityRecord ar = mStacks.get(stackNdx).findActivityLocked(intent, info); |
| 2025 | if (ar != null) { |
| 2026 | return ar; |
| 2027 | } |
| 2028 | } |
| 2029 | return null; |
| 2030 | } |
| 2031 | |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2032 | void goingToSleepLocked() { |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 2033 | scheduleSleepTimeout(); |
| 2034 | if (!mGoingToSleep.isHeld()) { |
| 2035 | mGoingToSleep.acquire(); |
Craig Mautner | 7ea5bd4 | 2013-07-05 15:27:08 -0700 | [diff] [blame] | 2036 | if (mLaunchingActivity.isHeld()) { |
| 2037 | if (VALIDATE_WAKE_LOCK_CALLER && Binder.getCallingUid() != Process.myUid()) { |
| 2038 | throw new IllegalStateException("Calling must be system uid"); |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 2039 | } |
Craig Mautner | 7ea5bd4 | 2013-07-05 15:27:08 -0700 | [diff] [blame] | 2040 | mLaunchingActivity.release(); |
| 2041 | mService.mHandler.removeMessages(LAUNCH_TIMEOUT_MSG); |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 2042 | } |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2043 | } |
| 2044 | } |
| 2045 | |
| 2046 | boolean shutdownLocked(int timeout) { |
| 2047 | boolean timedout = false; |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 2048 | goingToSleepLocked(); |
| 2049 | checkReadyForSleepLocked(); |
| 2050 | |
| 2051 | final long endTime = System.currentTimeMillis() + timeout; |
| 2052 | while (true) { |
| 2053 | boolean cantShutdown = false; |
| 2054 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| 2055 | cantShutdown |= mStacks.get(stackNdx).checkReadyForSleepLocked(); |
| 2056 | } |
| 2057 | if (cantShutdown) { |
| 2058 | long timeRemaining = endTime - System.currentTimeMillis(); |
| 2059 | if (timeRemaining > 0) { |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2060 | try { |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 2061 | mService.wait(timeRemaining); |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2062 | } catch (InterruptedException e) { |
| 2063 | } |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 2064 | } else { |
| 2065 | Slog.w(TAG, "Activity manager shutdown timed out"); |
| 2066 | timedout = true; |
| 2067 | break; |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2068 | } |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 2069 | } else { |
| 2070 | break; |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2071 | } |
| 2072 | } |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 2073 | |
| 2074 | // Force checkReadyForSleep to complete. |
| 2075 | mSleepTimeout = true; |
| 2076 | checkReadyForSleepLocked(); |
| 2077 | |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2078 | return timedout; |
| 2079 | } |
| 2080 | |
| 2081 | void comeOutOfSleepIfNeededLocked() { |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 2082 | removeSleepTimeouts(); |
| 2083 | if (mGoingToSleep.isHeld()) { |
| 2084 | mGoingToSleep.release(); |
| 2085 | } |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 2086 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2087 | final ActivityStack stack = mStacks.get(stackNdx); |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 2088 | stack.awakeFromSleepingLocked(); |
| 2089 | if (isFrontStack(stack)) { |
Craig Mautner | 05d2903 | 2013-05-03 13:40:13 -0700 | [diff] [blame] | 2090 | resumeTopActivitiesLocked(); |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 2091 | } |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2092 | } |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 2093 | mGoingToSleepActivities.clear(); |
| 2094 | } |
| 2095 | |
| 2096 | void activitySleptLocked(ActivityRecord r) { |
| 2097 | mGoingToSleepActivities.remove(r); |
| 2098 | checkReadyForSleepLocked(); |
| 2099 | } |
| 2100 | |
| 2101 | void checkReadyForSleepLocked() { |
| 2102 | if (!mService.isSleepingOrShuttingDown()) { |
| 2103 | // Do not care. |
| 2104 | return; |
| 2105 | } |
| 2106 | |
| 2107 | if (!mSleepTimeout) { |
| 2108 | boolean dontSleep = false; |
| 2109 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| 2110 | dontSleep |= mStacks.get(stackNdx).checkReadyForSleepLocked(); |
| 2111 | } |
| 2112 | |
| 2113 | if (mStoppingActivities.size() > 0) { |
| 2114 | // Still need to tell some activities to stop; can't sleep yet. |
| 2115 | if (DEBUG_PAUSE) Slog.v(TAG, "Sleep still need to stop " |
| 2116 | + mStoppingActivities.size() + " activities"); |
| 2117 | scheduleIdleLocked(); |
| 2118 | dontSleep = true; |
| 2119 | } |
| 2120 | |
| 2121 | if (mGoingToSleepActivities.size() > 0) { |
| 2122 | // Still need to tell some activities to sleep; can't sleep yet. |
| 2123 | if (DEBUG_PAUSE) Slog.v(TAG, "Sleep still need to sleep " |
| 2124 | + mGoingToSleepActivities.size() + " activities"); |
| 2125 | dontSleep = true; |
| 2126 | } |
| 2127 | |
| 2128 | if (dontSleep) { |
| 2129 | return; |
| 2130 | } |
| 2131 | } |
| 2132 | |
| 2133 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| 2134 | mStacks.get(stackNdx).goToSleep(); |
| 2135 | } |
| 2136 | |
| 2137 | removeSleepTimeouts(); |
| 2138 | |
| 2139 | if (mGoingToSleep.isHeld()) { |
| 2140 | mGoingToSleep.release(); |
| 2141 | } |
| 2142 | if (mService.mShuttingDown) { |
| 2143 | mService.notifyAll(); |
| 2144 | } |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2145 | } |
| 2146 | |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 2147 | boolean reportResumedActivityLocked(ActivityRecord r) { |
| 2148 | final ActivityStack stack = r.task.stack; |
| 2149 | if (isFrontStack(stack)) { |
Jeff Sharkey | 5782da7 | 2013-04-25 14:32:30 -0700 | [diff] [blame] | 2150 | mService.updateUsageStats(r, true); |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 2151 | } |
| 2152 | if (allResumedActivitiesComplete()) { |
| 2153 | ensureActivitiesVisibleLocked(null, 0); |
| 2154 | mWindowManager.executeAppTransition(); |
| 2155 | return true; |
| 2156 | } |
| 2157 | return false; |
| 2158 | } |
| 2159 | |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2160 | void handleAppCrashLocked(ProcessRecord app) { |
| 2161 | final int numStacks = mStacks.size(); |
| 2162 | for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { |
| 2163 | final ActivityStack stack = mStacks.get(stackNdx); |
| 2164 | stack.handleAppCrashLocked(app); |
| 2165 | } |
| 2166 | } |
| 2167 | |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 2168 | void ensureActivitiesVisibleLocked(ActivityRecord starting, int configChanges) { |
Craig Mautner | 580ea81 | 2013-04-25 12:58:38 -0700 | [diff] [blame] | 2169 | // First the front stacks. In case any are not fullscreen and are in front of home. |
| 2170 | boolean showHomeBehindStack = false; |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 2171 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
Craig Mautner | 580ea81 | 2013-04-25 12:58:38 -0700 | [diff] [blame] | 2172 | final ActivityStack stack = mStacks.get(stackNdx); |
| 2173 | if (isFrontStack(stack)) { |
| 2174 | showHomeBehindStack = |
| 2175 | stack.ensureActivitiesVisibleLocked(starting, configChanges); |
| 2176 | } |
| 2177 | } |
| 2178 | // Now do back stacks. |
| 2179 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| 2180 | final ActivityStack stack = mStacks.get(stackNdx); |
| 2181 | if (!isFrontStack(stack)) { |
| 2182 | stack.ensureActivitiesVisibleLocked(starting, configChanges, showHomeBehindStack); |
| 2183 | } |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2184 | } |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2185 | } |
| 2186 | |
| 2187 | void scheduleDestroyAllActivities(ProcessRecord app, String reason) { |
| 2188 | final int numStacks = mStacks.size(); |
| 2189 | for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { |
| 2190 | final ActivityStack stack = mStacks.get(stackNdx); |
| 2191 | stack.scheduleDestroyActivities(app, false, reason); |
| 2192 | } |
| 2193 | } |
| 2194 | |
| 2195 | boolean switchUserLocked(int userId, UserStartedState uss) { |
Craig Mautner | 858d8a6 | 2013-04-23 17:08:34 -0700 | [diff] [blame] | 2196 | mUserStates.put(mCurrentUser, new UserState()); |
Craig Mautner | 2420ead | 2013-04-01 17:13:20 -0700 | [diff] [blame] | 2197 | mCurrentUser = userId; |
Craig Mautner | 858d8a6 | 2013-04-23 17:08:34 -0700 | [diff] [blame] | 2198 | UserState userState = mUserStates.get(userId); |
| 2199 | if (userState != null) { |
| 2200 | userState.restore(); |
| 2201 | mUserStates.delete(userId); |
| 2202 | } else { |
| 2203 | mFocusedStack = null; |
Craig Mautner | 76ea224 | 2013-05-15 11:40:05 -0700 | [diff] [blame] | 2204 | if (DEBUG_STACK) Slog.d(TAG, "switchUserLocked: mStackState=" + |
| 2205 | stackStateToString(STACK_STATE_HOME_IN_FRONT)); |
Craig Mautner | 858d8a6 | 2013-04-23 17:08:34 -0700 | [diff] [blame] | 2206 | mStackState = STACK_STATE_HOME_IN_FRONT; |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2207 | } |
Craig Mautner | 858d8a6 | 2013-04-23 17:08:34 -0700 | [diff] [blame] | 2208 | |
| 2209 | mStartingUsers.add(uss); |
Craig Mautner | b59dcfd | 2013-05-06 13:12:58 -0700 | [diff] [blame] | 2210 | boolean haveActivities = mHomeStack.switchUserLocked(userId); |
Craig Mautner | 858d8a6 | 2013-04-23 17:08:34 -0700 | [diff] [blame] | 2211 | |
| 2212 | resumeTopActivitiesLocked(); |
| 2213 | |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2214 | return haveActivities; |
Craig Mautner | 2219a1b | 2013-03-25 09:44:30 -0700 | [diff] [blame] | 2215 | } |
| 2216 | |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 2217 | final ArrayList<ActivityRecord> processStoppingActivitiesLocked(boolean remove) { |
| 2218 | int N = mStoppingActivities.size(); |
| 2219 | if (N <= 0) return null; |
| 2220 | |
| 2221 | ArrayList<ActivityRecord> stops = null; |
| 2222 | |
| 2223 | final boolean nowVisible = allResumedActivitiesVisible(); |
| 2224 | for (int i=0; i<N; i++) { |
| 2225 | ActivityRecord s = mStoppingActivities.get(i); |
| 2226 | if (localLOGV) Slog.v(TAG, "Stopping " + s + ": nowVisible=" |
| 2227 | + nowVisible + " waitingVisible=" + s.waitingVisible |
| 2228 | + " finishing=" + s.finishing); |
| 2229 | if (s.waitingVisible && nowVisible) { |
| 2230 | mWaitingVisibleActivities.remove(s); |
| 2231 | s.waitingVisible = false; |
| 2232 | if (s.finishing) { |
| 2233 | // If this activity is finishing, it is sitting on top of |
| 2234 | // everyone else but we now know it is no longer needed... |
| 2235 | // so get rid of it. Otherwise, we need to go through the |
| 2236 | // normal flow and hide it once we determine that it is |
| 2237 | // hidden by the activities in front of it. |
| 2238 | if (localLOGV) Slog.v(TAG, "Before stopping, can hide: " + s); |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 2239 | mWindowManager.setAppVisibility(s.appToken, false); |
Craig Mautner | de4ef02 | 2013-04-07 19:01:33 -0700 | [diff] [blame] | 2240 | } |
| 2241 | } |
| 2242 | if ((!s.waitingVisible || mService.isSleepingOrShuttingDown()) && remove) { |
| 2243 | if (localLOGV) Slog.v(TAG, "Ready to stop: " + s); |
| 2244 | if (stops == null) { |
| 2245 | stops = new ArrayList<ActivityRecord>(); |
| 2246 | } |
| 2247 | stops.add(s); |
| 2248 | mStoppingActivities.remove(i); |
| 2249 | N--; |
| 2250 | i--; |
| 2251 | } |
| 2252 | } |
| 2253 | |
| 2254 | return stops; |
| 2255 | } |
| 2256 | |
Craig Mautner | cf910b0 | 2013-04-23 11:23:27 -0700 | [diff] [blame] | 2257 | void validateTopActivitiesLocked() { |
| 2258 | for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| 2259 | final ActivityStack stack = mStacks.get(stackNdx); |
| 2260 | final ActivityRecord r = stack.topRunningActivityLocked(null); |
Craig Mautner | f0ac5c8 | 2013-06-24 11:21:57 -0700 | [diff] [blame] | 2261 | final ActivityState state = r == null ? ActivityState.DESTROYED : r.state; |
Craig Mautner | cf910b0 | 2013-04-23 11:23:27 -0700 | [diff] [blame] | 2262 | if (isFrontStack(stack)) { |
| 2263 | if (r == null) { |
| 2264 | Slog.e(TAG, "validateTop...: null top activity, stack=" + stack); |
| 2265 | } else { |
Craig Mautner | f0ac5c8 | 2013-06-24 11:21:57 -0700 | [diff] [blame] | 2266 | final ActivityRecord pausing = stack.mPausingActivity; |
| 2267 | if (pausing != null && pausing == r) { |
Craig Mautner | cf910b0 | 2013-04-23 11:23:27 -0700 | [diff] [blame] | 2268 | Slog.e(TAG, "validateTop...: top stack has pausing activity r=" + r + |
Craig Mautner | f0ac5c8 | 2013-06-24 11:21:57 -0700 | [diff] [blame] | 2269 | " state=" + state); |
Craig Mautner | cf910b0 | 2013-04-23 11:23:27 -0700 | [diff] [blame] | 2270 | } |
Craig Mautner | f0ac5c8 | 2013-06-24 11:21:57 -0700 | [diff] [blame] | 2271 | if (state != ActivityState.INITIALIZING && state != ActivityState.RESUMED) { |
Craig Mautner | cf910b0 | 2013-04-23 11:23:27 -0700 | [diff] [blame] | 2272 | Slog.e(TAG, "validateTop...: activity in front not resumed r=" + r + |
Craig Mautner | f0ac5c8 | 2013-06-24 11:21:57 -0700 | [diff] [blame] | 2273 | " state=" + state); |
Craig Mautner | cf910b0 | 2013-04-23 11:23:27 -0700 | [diff] [blame] | 2274 | } |
| 2275 | } |
| 2276 | } else { |
Craig Mautner | f0ac5c8 | 2013-06-24 11:21:57 -0700 | [diff] [blame] | 2277 | final ActivityRecord resumed = stack.mResumedActivity; |
| 2278 | if (resumed != null && resumed == r) { |
Craig Mautner | cf910b0 | 2013-04-23 11:23:27 -0700 | [diff] [blame] | 2279 | Slog.e(TAG, "validateTop...: back stack has resumed activity r=" + r + |
Craig Mautner | f0ac5c8 | 2013-06-24 11:21:57 -0700 | [diff] [blame] | 2280 | " state=" + state); |
Craig Mautner | cf910b0 | 2013-04-23 11:23:27 -0700 | [diff] [blame] | 2281 | } |
Craig Mautner | f0ac5c8 | 2013-06-24 11:21:57 -0700 | [diff] [blame] | 2282 | if (r != null && (state == ActivityState.INITIALIZING |
| 2283 | || state == ActivityState.RESUMED)) { |
Craig Mautner | cf910b0 | 2013-04-23 11:23:27 -0700 | [diff] [blame] | 2284 | Slog.e(TAG, "validateTop...: activity in back resumed r=" + r + |
Craig Mautner | f0ac5c8 | 2013-06-24 11:21:57 -0700 | [diff] [blame] | 2285 | " state=" + state); |
Craig Mautner | cf910b0 | 2013-04-23 11:23:27 -0700 | [diff] [blame] | 2286 | } |
| 2287 | } |
| 2288 | } |
| 2289 | } |
| 2290 | |
Craig Mautner | 76ea224 | 2013-05-15 11:40:05 -0700 | [diff] [blame] | 2291 | private static String stackStateToString(int stackState) { |
| 2292 | switch (stackState) { |
| 2293 | case STACK_STATE_HOME_IN_FRONT: return "STACK_STATE_HOME_IN_FRONT"; |
| 2294 | case STACK_STATE_HOME_TO_BACK: return "STACK_STATE_HOME_TO_BACK"; |
| 2295 | case STACK_STATE_HOME_IN_BACK: return "STACK_STATE_HOME_IN_BACK"; |
| 2296 | case STACK_STATE_HOME_TO_FRONT: return "STACK_STATE_HOME_TO_FRONT"; |
| 2297 | default: return "Unknown stackState=" + stackState; |
| 2298 | } |
| 2299 | } |
| 2300 | |
Craig Mautner | 2708430 | 2013-03-25 08:05:25 -0700 | [diff] [blame] | 2301 | public void dump(PrintWriter pw, String prefix) { |
| 2302 | pw.print(prefix); pw.print("mDismissKeyguardOnNextActivity:"); |
| 2303 | pw.println(mDismissKeyguardOnNextActivity); |
Craig Mautner | 76ea224 | 2013-05-15 11:40:05 -0700 | [diff] [blame] | 2304 | pw.print(prefix); pw.print("mStackState="); pw.println(stackStateToString(mStackState)); |
Dianne Hackborn | 7ad34e5 | 2013-06-05 18:41:45 -0700 | [diff] [blame] | 2305 | pw.print(prefix); pw.println("mSleepTimeout: " + mSleepTimeout); |
| 2306 | pw.print(prefix); pw.println("mCurTaskId: " + mCurTaskId); |
Craig Mautner | 2708430 | 2013-03-25 08:05:25 -0700 | [diff] [blame] | 2307 | } |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2308 | |
Craig Mautner | 20e7227 | 2013-04-01 13:45:53 -0700 | [diff] [blame] | 2309 | ArrayList<ActivityRecord> getDumpActivitiesLocked(String name) { |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 2310 | return getFocusedStack().getDumpActivitiesLocked(name); |
Craig Mautner | 20e7227 | 2013-04-01 13:45:53 -0700 | [diff] [blame] | 2311 | } |
| 2312 | |
Dianne Hackborn | 390517b | 2013-05-30 15:03:32 -0700 | [diff] [blame] | 2313 | static boolean printThisActivity(PrintWriter pw, ActivityRecord activity, String dumpPackage, |
| 2314 | boolean needSep, String prefix) { |
| 2315 | if (activity != null) { |
| 2316 | if (dumpPackage == null || dumpPackage.equals(activity.packageName)) { |
| 2317 | if (needSep) { |
| 2318 | pw.println(); |
Dianne Hackborn | 390517b | 2013-05-30 15:03:32 -0700 | [diff] [blame] | 2319 | } |
| 2320 | pw.print(prefix); |
| 2321 | pw.println(activity); |
Dianne Hackborn | 7ad34e5 | 2013-06-05 18:41:45 -0700 | [diff] [blame] | 2322 | return true; |
Dianne Hackborn | 390517b | 2013-05-30 15:03:32 -0700 | [diff] [blame] | 2323 | } |
| 2324 | } |
Dianne Hackborn | 7ad34e5 | 2013-06-05 18:41:45 -0700 | [diff] [blame] | 2325 | return false; |
Dianne Hackborn | 390517b | 2013-05-30 15:03:32 -0700 | [diff] [blame] | 2326 | } |
| 2327 | |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2328 | boolean dumpActivitiesLocked(FileDescriptor fd, PrintWriter pw, boolean dumpAll, |
| 2329 | boolean dumpClient, String dumpPackage) { |
Dianne Hackborn | 7ad34e5 | 2013-06-05 18:41:45 -0700 | [diff] [blame] | 2330 | boolean printed = false; |
| 2331 | boolean needSep = false; |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2332 | final int numStacks = mStacks.size(); |
| 2333 | for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { |
| 2334 | final ActivityStack stack = mStacks.get(stackNdx); |
Dianne Hackborn | 7ad34e5 | 2013-06-05 18:41:45 -0700 | [diff] [blame] | 2335 | StringBuilder stackHeader = new StringBuilder(128); |
| 2336 | stackHeader.append(" Stack #"); |
| 2337 | stackHeader.append(mStacks.indexOf(stack)); |
| 2338 | stackHeader.append(":"); |
| 2339 | printed |= stack.dumpActivitiesLocked(fd, pw, dumpAll, dumpClient, dumpPackage, needSep, |
| 2340 | stackHeader.toString()); |
| 2341 | printed |= dumpHistoryList(fd, pw, stack.mLRUActivities, " ", "Run", false, !dumpAll, |
| 2342 | false, dumpPackage, true, " Running activities (most recent first):", null); |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2343 | |
Dianne Hackborn | 7ad34e5 | 2013-06-05 18:41:45 -0700 | [diff] [blame] | 2344 | needSep = printed; |
| 2345 | boolean pr = printThisActivity(pw, stack.mPausingActivity, dumpPackage, needSep, |
Dianne Hackborn | 390517b | 2013-05-30 15:03:32 -0700 | [diff] [blame] | 2346 | " mPausingActivity: "); |
Dianne Hackborn | 7ad34e5 | 2013-06-05 18:41:45 -0700 | [diff] [blame] | 2347 | if (pr) { |
| 2348 | printed = true; |
| 2349 | needSep = false; |
| 2350 | } |
| 2351 | pr = printThisActivity(pw, stack.mResumedActivity, dumpPackage, needSep, |
Dianne Hackborn | 390517b | 2013-05-30 15:03:32 -0700 | [diff] [blame] | 2352 | " mResumedActivity: "); |
Dianne Hackborn | 7ad34e5 | 2013-06-05 18:41:45 -0700 | [diff] [blame] | 2353 | if (pr) { |
| 2354 | printed = true; |
| 2355 | needSep = false; |
| 2356 | } |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2357 | if (dumpAll) { |
Dianne Hackborn | 7ad34e5 | 2013-06-05 18:41:45 -0700 | [diff] [blame] | 2358 | pr = printThisActivity(pw, stack.mLastPausedActivity, dumpPackage, needSep, |
Dianne Hackborn | 390517b | 2013-05-30 15:03:32 -0700 | [diff] [blame] | 2359 | " mLastPausedActivity: "); |
Dianne Hackborn | 7ad34e5 | 2013-06-05 18:41:45 -0700 | [diff] [blame] | 2360 | if (pr) { |
| 2361 | printed = true; |
| 2362 | } |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2363 | } |
Dianne Hackborn | 7ad34e5 | 2013-06-05 18:41:45 -0700 | [diff] [blame] | 2364 | needSep = printed; |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2365 | } |
| 2366 | |
Dianne Hackborn | 7ad34e5 | 2013-06-05 18:41:45 -0700 | [diff] [blame] | 2367 | printed |= dumpHistoryList(fd, pw, mFinishingActivities, " ", "Fin", false, !dumpAll, |
| 2368 | false, dumpPackage, true, " Activities waiting to finish:", null); |
| 2369 | printed |= dumpHistoryList(fd, pw, mStoppingActivities, " ", "Stop", false, !dumpAll, |
| 2370 | false, dumpPackage, true, " Activities waiting to stop:", null); |
| 2371 | printed |= dumpHistoryList(fd, pw, mWaitingVisibleActivities, " ", "Wait", false, !dumpAll, |
| 2372 | false, dumpPackage, true, " Activities waiting for another to become visible:", |
| 2373 | null); |
| 2374 | printed |= dumpHistoryList(fd, pw, mGoingToSleepActivities, " ", "Sleep", false, !dumpAll, |
| 2375 | false, dumpPackage, true, " Activities waiting to sleep:", null); |
| 2376 | printed |= dumpHistoryList(fd, pw, mGoingToSleepActivities, " ", "Sleep", false, !dumpAll, |
| 2377 | false, dumpPackage, true, " Activities waiting to sleep:", null); |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 2378 | |
Dianne Hackborn | 7ad34e5 | 2013-06-05 18:41:45 -0700 | [diff] [blame] | 2379 | return printed; |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2380 | } |
| 2381 | |
Dianne Hackborn | 390517b | 2013-05-30 15:03:32 -0700 | [diff] [blame] | 2382 | static boolean dumpHistoryList(FileDescriptor fd, PrintWriter pw, List<ActivityRecord> list, |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2383 | String prefix, String label, boolean complete, boolean brief, boolean client, |
Dianne Hackborn | 7ad34e5 | 2013-06-05 18:41:45 -0700 | [diff] [blame] | 2384 | String dumpPackage, boolean needNL, String header1, String header2) { |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2385 | TaskRecord lastTask = null; |
Dianne Hackborn | 390517b | 2013-05-30 15:03:32 -0700 | [diff] [blame] | 2386 | String innerPrefix = null; |
| 2387 | String[] args = null; |
| 2388 | boolean printed = false; |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2389 | for (int i=list.size()-1; i>=0; i--) { |
| 2390 | final ActivityRecord r = list.get(i); |
| 2391 | if (dumpPackage != null && !dumpPackage.equals(r.packageName)) { |
| 2392 | continue; |
| 2393 | } |
Dianne Hackborn | 390517b | 2013-05-30 15:03:32 -0700 | [diff] [blame] | 2394 | if (innerPrefix == null) { |
| 2395 | innerPrefix = prefix + " "; |
| 2396 | args = new String[0]; |
| 2397 | } |
| 2398 | printed = true; |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2399 | final boolean full = !brief && (complete || !r.isInHistory()); |
| 2400 | if (needNL) { |
Dianne Hackborn | 390517b | 2013-05-30 15:03:32 -0700 | [diff] [blame] | 2401 | pw.println(""); |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2402 | needNL = false; |
| 2403 | } |
Dianne Hackborn | 7ad34e5 | 2013-06-05 18:41:45 -0700 | [diff] [blame] | 2404 | if (header1 != null) { |
| 2405 | pw.println(header1); |
| 2406 | header1 = null; |
| 2407 | } |
| 2408 | if (header2 != null) { |
| 2409 | pw.println(header2); |
| 2410 | header2 = null; |
Dianne Hackborn | 390517b | 2013-05-30 15:03:32 -0700 | [diff] [blame] | 2411 | } |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2412 | if (lastTask != r.task) { |
| 2413 | lastTask = r.task; |
| 2414 | pw.print(prefix); |
| 2415 | pw.print(full ? "* " : " "); |
| 2416 | pw.println(lastTask); |
| 2417 | if (full) { |
| 2418 | lastTask.dump(pw, prefix + " "); |
| 2419 | } else if (complete) { |
| 2420 | // Complete + brief == give a summary. Isn't that obvious?!? |
| 2421 | if (lastTask.intent != null) { |
| 2422 | pw.print(prefix); pw.print(" "); |
| 2423 | pw.println(lastTask.intent.toInsecureStringWithClip()); |
| 2424 | } |
| 2425 | } |
| 2426 | } |
| 2427 | pw.print(prefix); pw.print(full ? " * " : " "); pw.print(label); |
| 2428 | pw.print(" #"); pw.print(i); pw.print(": "); |
| 2429 | pw.println(r); |
| 2430 | if (full) { |
| 2431 | r.dump(pw, innerPrefix); |
| 2432 | } else if (complete) { |
| 2433 | // Complete + brief == give a summary. Isn't that obvious?!? |
| 2434 | pw.print(innerPrefix); pw.println(r.intent.toInsecureString()); |
| 2435 | if (r.app != null) { |
| 2436 | pw.print(innerPrefix); pw.println(r.app); |
| 2437 | } |
| 2438 | } |
| 2439 | if (client && r.app != null && r.app.thread != null) { |
| 2440 | // flush anything that is already in the PrintWriter since the thread is going |
| 2441 | // to write to the file descriptor directly |
| 2442 | pw.flush(); |
| 2443 | try { |
| 2444 | TransferPipe tp = new TransferPipe(); |
| 2445 | try { |
| 2446 | r.app.thread.dumpActivity(tp.getWriteFd().getFileDescriptor(), |
| 2447 | r.appToken, innerPrefix, args); |
| 2448 | // Short timeout, since blocking here can |
| 2449 | // deadlock with the application. |
| 2450 | tp.go(fd, 2000); |
| 2451 | } finally { |
| 2452 | tp.kill(); |
| 2453 | } |
| 2454 | } catch (IOException e) { |
| 2455 | pw.println(innerPrefix + "Failure while dumping the activity: " + e); |
| 2456 | } catch (RemoteException e) { |
| 2457 | pw.println(innerPrefix + "Got a RemoteException while dumping the activity"); |
| 2458 | } |
| 2459 | needNL = true; |
| 2460 | } |
| 2461 | } |
Dianne Hackborn | 390517b | 2013-05-30 15:03:32 -0700 | [diff] [blame] | 2462 | return printed; |
Craig Mautner | 8d341ef | 2013-03-26 09:03:27 -0700 | [diff] [blame] | 2463 | } |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 2464 | |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 2465 | void scheduleIdleTimeoutLocked(ActivityRecord next) { |
Craig Mautner | b59dcfd | 2013-05-06 13:12:58 -0700 | [diff] [blame] | 2466 | if (DEBUG_IDLE) Slog.d(TAG, "scheduleIdleTimeoutLocked: Callers=" + Debug.getCallers(4)); |
Craig Mautner | c64f73e | 2013-04-24 16:44:56 -0700 | [diff] [blame] | 2467 | Message msg = mHandler.obtainMessage(IDLE_TIMEOUT_MSG, next); |
| 2468 | mHandler.sendMessageDelayed(msg, IDLE_TIMEOUT); |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 2469 | } |
| 2470 | |
| 2471 | final void scheduleIdleLocked() { |
Craig Mautner | 05d2903 | 2013-05-03 13:40:13 -0700 | [diff] [blame] | 2472 | mHandler.sendEmptyMessage(IDLE_NOW_MSG); |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 2473 | } |
| 2474 | |
| 2475 | void removeTimeoutsForActivityLocked(ActivityRecord r) { |
Craig Mautner | b59dcfd | 2013-05-06 13:12:58 -0700 | [diff] [blame] | 2476 | if (DEBUG_IDLE) Slog.d(TAG, "removeTimeoutsForActivity: Callers=" + Debug.getCallers(4)); |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 2477 | mHandler.removeMessages(IDLE_TIMEOUT_MSG, r); |
| 2478 | } |
| 2479 | |
Craig Mautner | 05d2903 | 2013-05-03 13:40:13 -0700 | [diff] [blame] | 2480 | final void scheduleResumeTopActivities() { |
| 2481 | mHandler.sendEmptyMessage(RESUME_TOP_ACTIVITY_MSG); |
| 2482 | } |
| 2483 | |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 2484 | void removeSleepTimeouts() { |
| 2485 | mSleepTimeout = false; |
| 2486 | mHandler.removeMessages(SLEEP_TIMEOUT_MSG); |
| 2487 | } |
| 2488 | |
| 2489 | final void scheduleSleepTimeout() { |
| 2490 | removeSleepTimeouts(); |
| 2491 | mHandler.sendEmptyMessageDelayed(SLEEP_TIMEOUT_MSG, SLEEP_TIMEOUT); |
| 2492 | } |
| 2493 | |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 2494 | private final class ActivityStackSupervisorHandler extends Handler { |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 2495 | |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 2496 | public ActivityStackSupervisorHandler(Looper looper) { |
| 2497 | super(looper); |
| 2498 | } |
| 2499 | |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 2500 | void activityIdleInternal(ActivityRecord r) { |
| 2501 | synchronized (mService) { |
| 2502 | activityIdleInternalLocked(r != null ? r.appToken : null, true, null); |
| 2503 | } |
Craig Mautner | 7ea5bd4 | 2013-07-05 15:27:08 -0700 | [diff] [blame] | 2504 | } |
| 2505 | |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 2506 | @Override |
| 2507 | public void handleMessage(Message msg) { |
| 2508 | switch (msg.what) { |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 2509 | case IDLE_TIMEOUT_MSG: { |
Craig Mautner | 5eda9b3 | 2013-07-02 11:58:16 -0700 | [diff] [blame] | 2510 | if (DEBUG_IDLE) Slog.d(TAG, "handleMessage: IDLE_TIMEOUT_MSG: r=" + msg.obj); |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 2511 | if (mService.mDidDexOpt) { |
| 2512 | mService.mDidDexOpt = false; |
| 2513 | Message nmsg = mHandler.obtainMessage(IDLE_TIMEOUT_MSG); |
| 2514 | nmsg.obj = msg.obj; |
| 2515 | mHandler.sendMessageDelayed(nmsg, IDLE_TIMEOUT); |
| 2516 | return; |
| 2517 | } |
| 2518 | // We don't at this point know if the activity is fullscreen, |
| 2519 | // so we need to be conservative and assume it isn't. |
| 2520 | activityIdleInternal((ActivityRecord)msg.obj); |
| 2521 | } break; |
| 2522 | case IDLE_NOW_MSG: { |
Craig Mautner | 5eda9b3 | 2013-07-02 11:58:16 -0700 | [diff] [blame] | 2523 | if (DEBUG_IDLE) Slog.d(TAG, "handleMessage: IDLE_NOW_MSG: r=" + msg.obj); |
Craig Mautner | f333327 | 2013-04-22 10:55:53 -0700 | [diff] [blame] | 2524 | activityIdleInternal((ActivityRecord)msg.obj); |
| 2525 | } break; |
Craig Mautner | 05d2903 | 2013-05-03 13:40:13 -0700 | [diff] [blame] | 2526 | case RESUME_TOP_ACTIVITY_MSG: { |
| 2527 | synchronized (mService) { |
| 2528 | resumeTopActivitiesLocked(); |
| 2529 | } |
| 2530 | } break; |
Craig Mautner | 0eea92c | 2013-05-16 13:35:39 -0700 | [diff] [blame] | 2531 | case SLEEP_TIMEOUT_MSG: { |
| 2532 | synchronized (mService) { |
| 2533 | if (mService.isSleepingOrShuttingDown()) { |
| 2534 | Slog.w(TAG, "Sleep timeout! Sleeping now."); |
| 2535 | mSleepTimeout = true; |
| 2536 | checkReadyForSleepLocked(); |
| 2537 | } |
| 2538 | } |
| 2539 | } break; |
Craig Mautner | 7ea5bd4 | 2013-07-05 15:27:08 -0700 | [diff] [blame] | 2540 | case LAUNCH_TIMEOUT_MSG: { |
| 2541 | if (mService.mDidDexOpt) { |
| 2542 | mService.mDidDexOpt = false; |
| 2543 | mHandler.sendEmptyMessageDelayed(LAUNCH_TIMEOUT_MSG, LAUNCH_TIMEOUT); |
| 2544 | return; |
| 2545 | } |
| 2546 | synchronized (mService) { |
| 2547 | if (mLaunchingActivity.isHeld()) { |
| 2548 | Slog.w(TAG, "Launch timeout has expired, giving up wake lock!"); |
| 2549 | if (VALIDATE_WAKE_LOCK_CALLER |
| 2550 | && Binder.getCallingUid() != Process.myUid()) { |
| 2551 | throw new IllegalStateException("Calling must be system uid"); |
| 2552 | } |
| 2553 | mLaunchingActivity.release(); |
| 2554 | } |
| 2555 | } |
| 2556 | } break; |
Craig Mautner | ce5f3cb | 2013-04-22 08:58:54 -0700 | [diff] [blame] | 2557 | } |
| 2558 | } |
| 2559 | } |
Craig Mautner | 858d8a6 | 2013-04-23 17:08:34 -0700 | [diff] [blame] | 2560 | |
| 2561 | private final class UserState { |
| 2562 | final ActivityStack mSavedFocusedStack; |
| 2563 | final int mSavedStackState; |
| 2564 | |
| 2565 | public UserState() { |
| 2566 | ActivityStackSupervisor supervisor = ActivityStackSupervisor.this; |
| 2567 | mSavedFocusedStack = supervisor.mFocusedStack; |
| 2568 | mSavedStackState = supervisor.mStackState; |
| 2569 | } |
| 2570 | |
| 2571 | void restore() { |
| 2572 | ActivityStackSupervisor supervisor = ActivityStackSupervisor.this; |
| 2573 | supervisor.mFocusedStack = mSavedFocusedStack; |
Craig Mautner | 76ea224 | 2013-05-15 11:40:05 -0700 | [diff] [blame] | 2574 | if (DEBUG_STACK) Slog.d(TAG, "UserState.restore: mStackState old=" + |
| 2575 | stackStateToString(mSavedStackState)); |
Craig Mautner | 858d8a6 | 2013-04-23 17:08:34 -0700 | [diff] [blame] | 2576 | supervisor.mStackState = mSavedStackState; |
| 2577 | } |
| 2578 | } |
Craig Mautner | 2708430 | 2013-03-25 08:05:25 -0700 | [diff] [blame] | 2579 | } |