1 /* 2 * Copyright (C) 2006 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 19 import static android.app.ActivityManager.StackId; 20 import static android.app.ActivityManager.StackId.DOCKED_STACK_ID; 21 import static android.app.ActivityManager.StackId.FREEFORM_WORKSPACE_STACK_ID; 22 import static android.app.ActivityManager.StackId.PINNED_STACK_ID; 23 import static android.content.pm.ActivityInfo.RESIZE_MODE_CROP_WINDOWS; 24 import static android.content.pm.ActivityInfo.FLAG_ALWAYS_FOCUSABLE; 25 import static android.content.pm.ActivityInfo.RESIZE_MODE_RESIZEABLE; 26 import static android.content.pm.ActivityInfo.RESIZE_MODE_RESIZEABLE_AND_PIPABLE; 27 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_CONFIGURATION; 28 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_SWITCH; 29 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_THUMBNAILS; 30 import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_STATES; 31 import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_SWITCH; 32 import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_THUMBNAILS; 33 import static com.android.server.am.ActivityManagerDebugConfig.TAG_AM; 34 import static com.android.server.am.ActivityManagerDebugConfig.TAG_WITH_CLASS_NAME; 35 import static com.android.server.am.TaskRecord.INVALID_TASK_ID; 36 37 import android.app.ActivityManager.TaskDescription; 38 import android.app.ActivityOptions; 39 import android.app.PendingIntent; 40 import android.app.ResultInfo; 41 import android.content.ComponentName; 42 import android.content.Intent; 43 import android.content.pm.ActivityInfo; 44 import android.content.pm.ApplicationInfo; 45 import android.content.res.CompatibilityInfo; 46 import android.content.res.Configuration; 47 import android.graphics.Bitmap; 48 import android.graphics.Rect; 49 import android.os.Build; 50 import android.os.Bundle; 51 import android.os.IBinder; 52 import android.os.Message; 53 import android.os.PersistableBundle; 54 import android.os.Process; 55 import android.os.RemoteException; 56 import android.os.SystemClock; 57 import android.os.Trace; 58 import android.os.UserHandle; 59 import android.service.voice.IVoiceInteractionSession; 60 import android.util.EventLog; 61 import android.util.Log; 62 import android.util.Slog; 63 import android.util.TimeUtils; 64 import android.view.AppTransitionAnimationSpec; 65 import android.view.IApplicationToken; 66 import android.view.WindowManager; 67 68 import com.android.internal.app.ResolverActivity; 69 import com.android.internal.content.ReferrerIntent; 70 import com.android.internal.util.XmlUtils; 71 import com.android.server.AttributeCache; 72 import com.android.server.am.ActivityStack.ActivityState; 73 import com.android.server.am.ActivityStackSupervisor.ActivityContainer; 74 75 import java.io.File; 76 import java.io.IOException; 77 import java.io.PrintWriter; 78 import java.lang.ref.WeakReference; 79 import java.util.ArrayList; 80 import java.util.Arrays; 81 import java.util.HashSet; 82 import java.util.Objects; 83 84 import org.xmlpull.v1.XmlPullParser; 85 import org.xmlpull.v1.XmlPullParserException; 86 import org.xmlpull.v1.XmlSerializer; 87 88 /** 89 * An entry in the history stack, representing an activity. 90 */ 91 final class ActivityRecord { 92 private static final String TAG = TAG_WITH_CLASS_NAME ? "ActivityRecord" : TAG_AM; 93 private static final String TAG_STATES = TAG + POSTFIX_STATES; 94 private static final String TAG_SWITCH = TAG + POSTFIX_SWITCH; 95 private static final String TAG_THUMBNAILS = TAG + POSTFIX_THUMBNAILS; 96 97 private static final boolean SHOW_ACTIVITY_START_TIME = true; 98 final public static String RECENTS_PACKAGE_NAME = "com.android.systemui.recents"; 99 100 private static final String ATTR_ID = "id"; 101 private static final String TAG_INTENT = "intent"; 102 private static final String ATTR_USERID = "user_id"; 103 private static final String TAG_PERSISTABLEBUNDLE = "persistable_bundle"; 104 private static final String ATTR_LAUNCHEDFROMUID = "launched_from_uid"; 105 private static final String ATTR_LAUNCHEDFROMPACKAGE = "launched_from_package"; 106 private static final String ATTR_RESOLVEDTYPE = "resolved_type"; 107 private static final String ATTR_COMPONENTSPECIFIED = "component_specified"; 108 static final String ACTIVITY_ICON_SUFFIX = "_activity_icon_"; 109 110 final ActivityManagerService service; // owner 111 final IApplicationToken.Stub appToken; // window manager token 112 final ActivityInfo info; // all about me 113 final ApplicationInfo appInfo; // information about activity's app 114 final int launchedFromUid; // always the uid who started the activity. 115 final String launchedFromPackage; // always the package who started the activity. 116 final int userId; // Which user is this running for? 117 final Intent intent; // the original intent that generated us 118 final ComponentName realActivity; // the intent component, or target of an alias. 119 final String shortComponentName; // the short component name of the intent 120 final String resolvedType; // as per original caller; 121 final String packageName; // the package implementing intent's component 122 final String processName; // process where this component wants to run 123 final String taskAffinity; // as per ActivityInfo.taskAffinity 124 final boolean stateNotNeeded; // As per ActivityInfo.flags 125 boolean fullscreen; // covers the full screen? 126 final boolean noDisplay; // activity is not displayed? 127 final boolean componentSpecified; // did caller specify an explicit component? 128 final boolean rootVoiceInteraction; // was this the root activity of a voice interaction? 129 130 static final int APPLICATION_ACTIVITY_TYPE = 0; 131 static final int HOME_ACTIVITY_TYPE = 1; 132 static final int RECENTS_ACTIVITY_TYPE = 2; 133 int mActivityType; 134 135 CharSequence nonLocalizedLabel; // the label information from the package mgr. 136 int labelRes; // the label information from the package mgr. 137 int icon; // resource identifier of activity's icon. 138 int logo; // resource identifier of activity's logo. 139 int theme; // resource identifier of activity's theme. 140 int realTheme; // actual theme resource we will use, never 0. 141 int windowFlags; // custom window flags for preview window. 142 TaskRecord task; // the task this is in. 143 long createTime = System.currentTimeMillis(); 144 long displayStartTime; // when we started launching this activity 145 long fullyDrawnStartTime; // when we started launching this activity 146 long startTime; // last time this activity was started 147 long lastVisibleTime; // last time this activity became visible 148 long cpuTimeAtResume; // the cpu time of host process at the time of resuming activity 149 long pauseTime; // last time we started pausing the activity 150 long launchTickTime; // base time for launch tick messages 151 Configuration configuration; // configuration activity was last running in 152 // Overridden configuration by the activity task 153 // WARNING: Reference points to {@link TaskRecord#mOverrideConfig}, so its internal state 154 // should never be altered directly. 155 Configuration taskConfigOverride; 156 CompatibilityInfo compat;// last used compatibility mode 157 ActivityRecord resultTo; // who started this entry, so will get our reply 158 final String resultWho; // additional identifier for use by resultTo. 159 final int requestCode; // code given by requester (resultTo) 160 ArrayList<ResultInfo> results; // pending ActivityResult objs we have received 161 HashSet<WeakReference<PendingIntentRecord>> pendingResults; // all pending intents for this act 162 ArrayList<ReferrerIntent> newIntents; // any pending new intents for single-top mode 163 ActivityOptions pendingOptions; // most recently given options 164 ActivityOptions returningOptions; // options that are coming back via convertToTranslucent 165 AppTimeTracker appTimeTracker; // set if we are tracking the time in this app/task/activity 166 HashSet<ConnectionRecord> connections; // All ConnectionRecord we hold 167 UriPermissionOwner uriPermissions; // current special URI access perms. 168 ProcessRecord app; // if non-null, hosting application 169 ActivityState state; // current state we are in 170 Bundle icicle; // last saved activity state 171 PersistableBundle persistentState; // last persistently saved activity state 172 boolean frontOfTask; // is this the root activity of its task? 173 boolean launchFailed; // set if a launched failed, to abort on 2nd try 174 boolean haveState; // have we gotten the last activity state? 175 boolean stopped; // is activity pause finished? 176 boolean delayedResume; // not yet resumed because of stopped app switches? 177 boolean finishing; // activity in pending finish list? 178 boolean deferRelaunchUntilPaused; // relaunch of activity is being deferred until pause is 179 // completed 180 boolean preserveWindowOnDeferredRelaunch; // activity windows are preserved on deferred relaunch 181 int configChangeFlags; // which config values have changed 182 boolean keysPaused; // has key dispatching been paused for it? 183 int launchMode; // the launch mode activity attribute. 184 boolean visible; // does this activity's window need to be shown? 185 boolean sleeping; // have we told the activity to sleep? 186 boolean nowVisible; // is this activity's window visible? 187 boolean idle; // has the activity gone idle? 188 boolean hasBeenLaunched;// has this activity ever been launched? 189 boolean frozenBeforeDestroy;// has been frozen but not yet destroyed. 190 boolean immersive; // immersive mode (don't interrupt if possible) 191 boolean forceNewConfig; // force re-create with new config next time 192 int launchCount; // count of launches since last state 193 long lastLaunchTime; // time of last launch of this activity 194 ComponentName requestedVrComponent; // the requested component for handling VR mode. 195 ArrayList<ActivityContainer> mChildContainers = new ArrayList<>(); 196 197 String stringName; // for caching of toString(). 198 199 private boolean inHistory; // are we in the history stack? 200 final ActivityStackSupervisor mStackSupervisor; 201 202 static final int STARTING_WINDOW_NOT_SHOWN = 0; 203 static final int STARTING_WINDOW_SHOWN = 1; 204 static final int STARTING_WINDOW_REMOVED = 2; 205 int mStartingWindowState = STARTING_WINDOW_NOT_SHOWN; 206 boolean mTaskOverlay = false; // Task is always on-top of other activities in the task. 207 208 boolean mUpdateTaskThumbnailWhenHidden; 209 ActivityContainer mInitialActivityContainer; 210 211 TaskDescription taskDescription; // the recents information for this activity 212 boolean mLaunchTaskBehind; // this activity is actively being launched with 213 // ActivityOptions.setLaunchTaskBehind, will be cleared once launch is completed. 214 215 // These configurations are collected from application's resources based on size-sensitive 216 // qualifiers. For example, layout-w800dp will be added to mHorizontalSizeConfigurations as 800 217 // and drawable-sw400dp will be added to both as 400. 218 private int[] mVerticalSizeConfigurations; 219 private int[] mHorizontalSizeConfigurations; 220 private int[] mSmallestSizeConfigurations; 221 222 boolean pendingVoiceInteractionStart; // Waiting for activity-invoked voice session 223 IVoiceInteractionSession voiceSession; // Voice interaction session for this activity 224 225 // A hint to override the window specified rotation animation, or -1 226 // to use the window specified value. We use this so that 227 // we can select the right animation in the cases of starting 228 // windows, where the app hasn't had time to set a value 229 // on the window. 230 int mRotationAnimationHint = -1; 231 232 private static String startingWindowStateToString(int state) { 233 switch (state) { 234 case STARTING_WINDOW_NOT_SHOWN: 235 return "STARTING_WINDOW_NOT_SHOWN"; 236 case STARTING_WINDOW_SHOWN: 237 return "STARTING_WINDOW_SHOWN"; 238 case STARTING_WINDOW_REMOVED: 239 return "STARTING_WINDOW_REMOVED"; 240 default: 241 return "unknown state=" + state; 242 } 243 } 244 245 void dump(PrintWriter pw, String prefix) { 246 final long now = SystemClock.uptimeMillis(); 247 pw.print(prefix); pw.print("packageName="); pw.print(packageName); 248 pw.print(" processName="); pw.println(processName); 249 pw.print(prefix); pw.print("launchedFromUid="); pw.print(launchedFromUid); 250 pw.print(" launchedFromPackage="); pw.print(launchedFromPackage); 251 pw.print(" userId="); pw.println(userId); 252 pw.print(prefix); pw.print("app="); pw.println(app); 253 pw.print(prefix); pw.println(intent.toInsecureStringWithClip()); 254 pw.print(prefix); pw.print("frontOfTask="); pw.print(frontOfTask); 255 pw.print(" task="); pw.println(task); 256 pw.print(prefix); pw.print("taskAffinity="); pw.println(taskAffinity); 257 pw.print(prefix); pw.print("realActivity="); 258 pw.println(realActivity.flattenToShortString()); 259 if (appInfo != null) { 260 pw.print(prefix); pw.print("baseDir="); pw.println(appInfo.sourceDir); 261 if (!Objects.equals(appInfo.sourceDir, appInfo.publicSourceDir)) { 262 pw.print(prefix); pw.print("resDir="); pw.println(appInfo.publicSourceDir); 263 } 264 pw.print(prefix); pw.print("dataDir="); pw.println(appInfo.dataDir); 265 if (appInfo.splitSourceDirs != null) { 266 pw.print(prefix); pw.print("splitDir="); 267 pw.println(Arrays.toString(appInfo.splitSourceDirs)); 268 } 269 } 270 pw.print(prefix); pw.print("stateNotNeeded="); pw.print(stateNotNeeded); 271 pw.print(" componentSpecified="); pw.print(componentSpecified); 272 pw.print(" mActivityType="); pw.println(mActivityType); 273 if (rootVoiceInteraction) { 274 pw.print(prefix); pw.print("rootVoiceInteraction="); pw.println(rootVoiceInteraction); 275 } 276 pw.print(prefix); pw.print("compat="); pw.print(compat); 277 pw.print(" labelRes=0x"); pw.print(Integer.toHexString(labelRes)); 278 pw.print(" icon=0x"); pw.print(Integer.toHexString(icon)); 279 pw.print(" theme=0x"); pw.println(Integer.toHexString(theme)); 280 pw.print(prefix); pw.print("config="); pw.println(configuration); 281 pw.print(prefix); pw.print("taskConfigOverride="); pw.println(taskConfigOverride); 282 if (resultTo != null || resultWho != null) { 283 pw.print(prefix); pw.print("resultTo="); pw.print(resultTo); 284 pw.print(" resultWho="); pw.print(resultWho); 285 pw.print(" resultCode="); pw.println(requestCode); 286 } 287 if (taskDescription != null) { 288 final String iconFilename = taskDescription.getIconFilename(); 289 if (iconFilename != null || taskDescription.getLabel() != null || 290 taskDescription.getPrimaryColor() != 0) { 291 pw.print(prefix); pw.print("taskDescription:"); 292 pw.print(" iconFilename="); pw.print(taskDescription.getIconFilename()); 293 pw.print(" label=\""); pw.print(taskDescription.getLabel()); 294 pw.print("\""); 295 pw.print(" color="); 296 pw.println(Integer.toHexString(taskDescription.getPrimaryColor())); 297 } 298 if (iconFilename == null && taskDescription.getIcon() != null) { 299 pw.print(prefix); pw.println("taskDescription contains Bitmap"); 300 } 301 } 302 if (results != null) { 303 pw.print(prefix); pw.print("results="); pw.println(results); 304 } 305 if (pendingResults != null && pendingResults.size() > 0) { 306 pw.print(prefix); pw.println("Pending Results:"); 307 for (WeakReference<PendingIntentRecord> wpir : pendingResults) { 308 PendingIntentRecord pir = wpir != null ? wpir.get() : null; 309 pw.print(prefix); pw.print(" - "); 310 if (pir == null) { 311 pw.println("null"); 312 } else { 313 pw.println(pir); 314 pir.dump(pw, prefix + " "); 315 } 316 } 317 } 318 if (newIntents != null && newIntents.size() > 0) { 319 pw.print(prefix); pw.println("Pending New Intents:"); 320 for (int i=0; i<newIntents.size(); i++) { 321 Intent intent = newIntents.get(i); 322 pw.print(prefix); pw.print(" - "); 323 if (intent == null) { 324 pw.println("null"); 325 } else { 326 pw.println(intent.toShortString(false, true, false, true)); 327 } 328 } 329 } 330 if (pendingOptions != null) { 331 pw.print(prefix); pw.print("pendingOptions="); pw.println(pendingOptions); 332 } 333 if (appTimeTracker != null) { 334 appTimeTracker.dumpWithHeader(pw, prefix, false); 335 } 336 if (uriPermissions != null) { 337 uriPermissions.dump(pw, prefix); 338 } 339 pw.print(prefix); pw.print("launchFailed="); pw.print(launchFailed); 340 pw.print(" launchCount="); pw.print(launchCount); 341 pw.print(" lastLaunchTime="); 342 if (lastLaunchTime == 0) pw.print("0"); 343 else TimeUtils.formatDuration(lastLaunchTime, now, pw); 344 pw.println(); 345 pw.print(prefix); pw.print("haveState="); pw.print(haveState); 346 pw.print(" icicle="); pw.println(icicle); 347 pw.print(prefix); pw.print("state="); pw.print(state); 348 pw.print(" stopped="); pw.print(stopped); 349 pw.print(" delayedResume="); pw.print(delayedResume); 350 pw.print(" finishing="); pw.println(finishing); 351 pw.print(prefix); pw.print("keysPaused="); pw.print(keysPaused); 352 pw.print(" inHistory="); pw.print(inHistory); 353 pw.print(" visible="); pw.print(visible); 354 pw.print(" sleeping="); pw.print(sleeping); 355 pw.print(" idle="); pw.print(idle); 356 pw.print(" mStartingWindowState="); 357 pw.println(startingWindowStateToString(mStartingWindowState)); 358 pw.print(prefix); pw.print("fullscreen="); pw.print(fullscreen); 359 pw.print(" noDisplay="); pw.print(noDisplay); 360 pw.print(" immersive="); pw.print(immersive); 361 pw.print(" launchMode="); pw.println(launchMode); 362 pw.print(prefix); pw.print("frozenBeforeDestroy="); pw.print(frozenBeforeDestroy); 363 pw.print(" forceNewConfig="); pw.println(forceNewConfig); 364 pw.print(prefix); pw.print("mActivityType="); 365 pw.println(activityTypeToString(mActivityType)); 366 if (requestedVrComponent != null) { 367 pw.print(prefix); 368 pw.print("requestedVrComponent="); 369 pw.println(requestedVrComponent); 370 } 371 if (displayStartTime != 0 || startTime != 0) { 372 pw.print(prefix); pw.print("displayStartTime="); 373 if (displayStartTime == 0) pw.print("0"); 374 else TimeUtils.formatDuration(displayStartTime, now, pw); 375 pw.print(" startTime="); 376 if (startTime == 0) pw.print("0"); 377 else TimeUtils.formatDuration(startTime, now, pw); 378 pw.println(); 379 } 380 final boolean waitingVisible = mStackSupervisor.mWaitingVisibleActivities.contains(this); 381 if (lastVisibleTime != 0 || waitingVisible || nowVisible) { 382 pw.print(prefix); pw.print("waitingVisible="); pw.print(waitingVisible); 383 pw.print(" nowVisible="); pw.print(nowVisible); 384 pw.print(" lastVisibleTime="); 385 if (lastVisibleTime == 0) pw.print("0"); 386 else TimeUtils.formatDuration(lastVisibleTime, now, pw); 387 pw.println(); 388 } 389 if (deferRelaunchUntilPaused || configChangeFlags != 0) { 390 pw.print(prefix); pw.print("deferRelaunchUntilPaused="); pw.print(deferRelaunchUntilPaused); 391 pw.print(" configChangeFlags="); 392 pw.println(Integer.toHexString(configChangeFlags)); 393 } 394 if (connections != null) { 395 pw.print(prefix); pw.print("connections="); pw.println(connections); 396 } 397 if (info != null) { 398 pw.println(prefix + "resizeMode=" + ActivityInfo.resizeModeToString(info.resizeMode)); 399 } 400 } 401 402 public boolean crossesHorizontalSizeThreshold(int firstDp, int secondDp) { 403 return crossesSizeThreshold(mHorizontalSizeConfigurations, firstDp, secondDp); 404 } 405 406 public boolean crossesVerticalSizeThreshold(int firstDp, int secondDp) { 407 return crossesSizeThreshold(mVerticalSizeConfigurations, firstDp, secondDp); 408 } 409 410 public boolean crossesSmallestSizeThreshold(int firstDp, int secondDp) { 411 return crossesSizeThreshold(mSmallestSizeConfigurations, firstDp, secondDp); 412 } 413 414 /** 415 * The purpose of this method is to decide whether the activity needs to be relaunched upon 416 * changing its size. In most cases the activities don't need to be relaunched, if the resize 417 * is small, all the activity content has to do is relayout itself within new bounds. There are 418 * cases however, where the activity's content would be completely changed in the new size and 419 * the full relaunch is required. 420 * 421 * The activity will report to us vertical and horizontal thresholds after which a relaunch is 422 * required. These thresholds are collected from the application resource qualifiers. For 423 * example, if application has layout-w600dp resource directory, then it needs a relaunch when 424 * we resize from width of 650dp to 550dp, as it crosses the 600dp threshold. However, if 425 * it resizes width from 620dp to 700dp, it won't be relaunched as it stays on the same side 426 * of the threshold. 427 */ 428 private static boolean crossesSizeThreshold(int[] thresholds, int firstDp, 429 int secondDp) { 430 if (thresholds == null) { 431 return false; 432 } 433 for (int i = thresholds.length - 1; i >= 0; i--) { 434 final int threshold = thresholds[i]; 435 if ((firstDp < threshold && secondDp >= threshold) 436 || (firstDp >= threshold && secondDp < threshold)) { 437 return true; 438 } 439 } 440 return false; 441 } 442 443 public void setSizeConfigurations(int[] horizontalSizeConfiguration, 444 int[] verticalSizeConfigurations, int[] smallestSizeConfigurations) { 445 mHorizontalSizeConfigurations = horizontalSizeConfiguration; 446 mVerticalSizeConfigurations = verticalSizeConfigurations; 447 mSmallestSizeConfigurations = smallestSizeConfigurations; 448 } 449 450 void scheduleConfigurationChanged(Configuration config, boolean reportToActivity) { 451 if (app == null || app.thread == null) { 452 return; 453 } 454 try { 455 // Make sure fontScale is always equal to global. For fullscreen apps, config is 456 // the shared EMPTY config, which has default fontScale of 1.0. We don't want it 457 // to be applied as an override config. 458 Configuration overrideConfig = new Configuration(config); 459 overrideConfig.fontScale = service.mConfiguration.fontScale; 460 461 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Sending new config to " + this + " " + 462 "reportToActivity=" + reportToActivity + " and config: " + overrideConfig); 463 464 app.thread.scheduleActivityConfigurationChanged( 465 appToken, overrideConfig, reportToActivity); 466 } catch (RemoteException e) { 467 // If process died, whatever. 468 } 469 } 470 471 void scheduleMultiWindowModeChanged() { 472 if (task == null || task.stack == null || app == null || app.thread == null) { 473 return; 474 } 475 try { 476 // An activity is considered to be in multi-window mode if its task isn't fullscreen. 477 app.thread.scheduleMultiWindowModeChanged(appToken, !task.mFullscreen); 478 } catch (Exception e) { 479 // If process died, I don't care. 480 } 481 } 482 483 void schedulePictureInPictureModeChanged() { 484 if (task == null || task.stack == null || app == null || app.thread == null) { 485 return; 486 } 487 try { 488 app.thread.schedulePictureInPictureModeChanged( 489 appToken, task.stack.mStackId == PINNED_STACK_ID); 490 } catch (Exception e) { 491 // If process died, no one cares. 492 } 493 } 494 495 boolean isFreeform() { 496 return task != null && task.stack != null 497 && task.stack.mStackId == FREEFORM_WORKSPACE_STACK_ID; 498 } 499 500 static class Token extends IApplicationToken.Stub { 501 private final WeakReference<ActivityRecord> weakActivity; 502 private final ActivityManagerService mService; 503 504 Token(ActivityRecord activity, ActivityManagerService service) { 505 weakActivity = new WeakReference<>(activity); 506 mService = service; 507 } 508 509 @Override 510 public void windowsDrawn() { 511 synchronized (mService) { 512 ActivityRecord r = tokenToActivityRecordLocked(this); 513 if (r != null) { 514 r.windowsDrawnLocked(); 515 } 516 } 517 } 518 519 @Override 520 public void windowsVisible() { 521 synchronized (mService) { 522 ActivityRecord r = tokenToActivityRecordLocked(this); 523 if (r != null) { 524 r.windowsVisibleLocked(); 525 } 526 } 527 } 528 529 @Override 530 public void windowsGone() { 531 synchronized (mService) { 532 ActivityRecord r = tokenToActivityRecordLocked(this); 533 if (r != null) { 534 if (DEBUG_SWITCH) Log.v(TAG_SWITCH, "windowsGone(): " + r); 535 r.nowVisible = false; 536 return; 537 } 538 } 539 } 540 541 @Override 542 public boolean keyDispatchingTimedOut(String reason) { 543 ActivityRecord r; 544 ActivityRecord anrActivity; 545 ProcessRecord anrApp; 546 synchronized (mService) { 547 r = tokenToActivityRecordLocked(this); 548 if (r == null) { 549 return false; 550 } 551 anrActivity = r.getWaitingHistoryRecordLocked(); 552 anrApp = r != null ? r.app : null; 553 } 554 return mService.inputDispatchingTimedOut(anrApp, anrActivity, r, false, reason); 555 } 556 557 @Override 558 public long getKeyDispatchingTimeout() { 559 synchronized (mService) { 560 ActivityRecord r = tokenToActivityRecordLocked(this); 561 if (r == null) { 562 return 0; 563 } 564 r = r.getWaitingHistoryRecordLocked(); 565 return ActivityManagerService.getInputDispatchingTimeoutLocked(r); 566 } 567 } 568 569 private static final ActivityRecord tokenToActivityRecordLocked(Token token) { 570 if (token == null) { 571 return null; 572 } 573 ActivityRecord r = token.weakActivity.get(); 574 if (r == null || r.task == null || r.task.stack == null) { 575 return null; 576 } 577 return r; 578 } 579 580 @Override 581 public String toString() { 582 StringBuilder sb = new StringBuilder(128); 583 sb.append("Token{"); 584 sb.append(Integer.toHexString(System.identityHashCode(this))); 585 sb.append(' '); 586 sb.append(weakActivity.get()); 587 sb.append('}'); 588 return sb.toString(); 589 } 590 } 591 592 static ActivityRecord forTokenLocked(IBinder token) { 593 try { 594 return Token.tokenToActivityRecordLocked((Token)token); 595 } catch (ClassCastException e) { 596 Slog.w(TAG, "Bad activity token: " + token, e); 597 return null; 598 } 599 } 600 601 boolean isResolverActivity() { 602 return ResolverActivity.class.getName().equals(realActivity.getClassName()); 603 } 604 605 ActivityRecord(ActivityManagerService _service, ProcessRecord _caller, 606 int _launchedFromUid, String _launchedFromPackage, Intent _intent, String _resolvedType, 607 ActivityInfo aInfo, Configuration _configuration, 608 ActivityRecord _resultTo, String _resultWho, int _reqCode, 609 boolean _componentSpecified, boolean _rootVoiceInteraction, 610 ActivityStackSupervisor supervisor, 611 ActivityContainer container, ActivityOptions options, ActivityRecord sourceRecord) { 612 service = _service; 613 appToken = new Token(this, service); 614 info = aInfo; 615 launchedFromUid = _launchedFromUid; 616 launchedFromPackage = _launchedFromPackage; 617 userId = UserHandle.getUserId(aInfo.applicationInfo.uid); 618 intent = _intent; 619 shortComponentName = _intent.getComponent().flattenToShortString(); 620 resolvedType = _resolvedType; 621 componentSpecified = _componentSpecified; 622 rootVoiceInteraction = _rootVoiceInteraction; 623 configuration = _configuration; 624 taskConfigOverride = Configuration.EMPTY; 625 resultTo = _resultTo; 626 resultWho = _resultWho; 627 requestCode = _reqCode; 628 state = ActivityState.INITIALIZING; 629 frontOfTask = false; 630 launchFailed = false; 631 stopped = false; 632 delayedResume = false; 633 finishing = false; 634 deferRelaunchUntilPaused = false; 635 keysPaused = false; 636 inHistory = false; 637 visible = false; 638 nowVisible = false; 639 idle = false; 640 hasBeenLaunched = false; 641 mStackSupervisor = supervisor; 642 mInitialActivityContainer = container; 643 if (options != null) { 644 pendingOptions = options; 645 mLaunchTaskBehind = pendingOptions.getLaunchTaskBehind(); 646 mRotationAnimationHint = pendingOptions.getRotationAnimationHint(); 647 PendingIntent usageReport = pendingOptions.getUsageTimeReport(); 648 if (usageReport != null) { 649 appTimeTracker = new AppTimeTracker(usageReport); 650 } 651 } 652 653 // This starts out true, since the initial state of an activity 654 // is that we have everything, and we shouldn't never consider it 655 // lacking in state to be removed if it dies. 656 haveState = true; 657 658 if (aInfo != null) { 659 // If the class name in the intent doesn't match that of the target, this is 660 // probably an alias. We have to create a new ComponentName object to keep track 661 // of the real activity name, so that FLAG_ACTIVITY_CLEAR_TOP is handled properly. 662 if (aInfo.targetActivity == null 663 || (aInfo.targetActivity.equals(_intent.getComponent().getClassName()) 664 && (aInfo.launchMode == ActivityInfo.LAUNCH_MULTIPLE 665 || aInfo.launchMode == ActivityInfo.LAUNCH_SINGLE_TOP))) { 666 realActivity = _intent.getComponent(); 667 } else { 668 realActivity = new ComponentName(aInfo.packageName, aInfo.targetActivity); 669 } 670 taskAffinity = aInfo.taskAffinity; 671 stateNotNeeded = (aInfo.flags& 672 ActivityInfo.FLAG_STATE_NOT_NEEDED) != 0; 673 appInfo = aInfo.applicationInfo; 674 nonLocalizedLabel = aInfo.nonLocalizedLabel; 675 labelRes = aInfo.labelRes; 676 if (nonLocalizedLabel == null && labelRes == 0) { 677 ApplicationInfo app = aInfo.applicationInfo; 678 nonLocalizedLabel = app.nonLocalizedLabel; 679 labelRes = app.labelRes; 680 } 681 icon = aInfo.getIconResource(); 682 logo = aInfo.getLogoResource(); 683 theme = aInfo.getThemeResource(); 684 realTheme = theme; 685 if (realTheme == 0) { 686 realTheme = aInfo.applicationInfo.targetSdkVersion 687 < Build.VERSION_CODES.HONEYCOMB 688 ? android.R.style.Theme 689 : android.R.style.Theme_Holo; 690 } 691 if ((aInfo.flags&ActivityInfo.FLAG_HARDWARE_ACCELERATED) != 0) { 692 windowFlags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED; 693 } 694 if ((aInfo.flags&ActivityInfo.FLAG_MULTIPROCESS) != 0 695 && _caller != null 696 && (aInfo.applicationInfo.uid == Process.SYSTEM_UID 697 || aInfo.applicationInfo.uid == _caller.info.uid)) { 698 processName = _caller.processName; 699 } else { 700 processName = aInfo.processName; 701 } 702 703 if (intent != null && (aInfo.flags & ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS) != 0) { 704 intent.addFlags(Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 705 } 706 707 packageName = aInfo.applicationInfo.packageName; 708 launchMode = aInfo.launchMode; 709 710 AttributeCache.Entry ent = AttributeCache.instance().get(packageName, 711 realTheme, com.android.internal.R.styleable.Window, userId); 712 final boolean translucent = ent != null && (ent.array.getBoolean( 713 com.android.internal.R.styleable.Window_windowIsTranslucent, false) 714 || (!ent.array.hasValue( 715 com.android.internal.R.styleable.Window_windowIsTranslucent) 716 && ent.array.getBoolean( 717 com.android.internal.R.styleable.Window_windowSwipeToDismiss, 718 false))); 719 fullscreen = ent != null && !ent.array.getBoolean( 720 com.android.internal.R.styleable.Window_windowIsFloating, false) 721 && !translucent; 722 noDisplay = ent != null && ent.array.getBoolean( 723 com.android.internal.R.styleable.Window_windowNoDisplay, false); 724 725 setActivityType(_componentSpecified, _launchedFromUid, _intent, sourceRecord); 726 727 immersive = (aInfo.flags & ActivityInfo.FLAG_IMMERSIVE) != 0; 728 729 requestedVrComponent = (aInfo.requestedVrComponent == null) ? 730 null : ComponentName.unflattenFromString(aInfo.requestedVrComponent); 731 } else { 732 realActivity = null; 733 taskAffinity = null; 734 stateNotNeeded = false; 735 appInfo = null; 736 processName = null; 737 packageName = null; 738 fullscreen = true; 739 noDisplay = false; 740 mActivityType = APPLICATION_ACTIVITY_TYPE; 741 immersive = false; 742 requestedVrComponent = null; 743 } 744 } 745 746 private boolean isHomeIntent(Intent intent) { 747 return Intent.ACTION_MAIN.equals(intent.getAction()) 748 && intent.hasCategory(Intent.CATEGORY_HOME) 749 && intent.getCategories().size() == 1 750 && intent.getData() == null 751 && intent.getType() == null; 752 } 753 754 static boolean isMainIntent(Intent intent) { 755 return Intent.ACTION_MAIN.equals(intent.getAction()) 756 && intent.hasCategory(Intent.CATEGORY_LAUNCHER) 757 && intent.getCategories().size() == 1 758 && intent.getData() == null 759 && intent.getType() == null; 760 } 761 762 private boolean canLaunchHomeActivity(int uid, ActivityRecord sourceRecord) { 763 if (uid == Process.myUid() || uid == 0) { 764 // System process can launch home activity. 765 return true; 766 } 767 // Resolver activity can launch home activity. 768 return sourceRecord != null && sourceRecord.isResolverActivity(); 769 } 770 771 private void setActivityType(boolean componentSpecified, 772 int launchedFromUid, Intent intent, ActivityRecord sourceRecord) { 773 if ((!componentSpecified || canLaunchHomeActivity(launchedFromUid, sourceRecord)) 774 && isHomeIntent(intent) && !isResolverActivity()) { 775 // This sure looks like a home activity! 776 mActivityType = HOME_ACTIVITY_TYPE; 777 } else if (realActivity.getClassName().contains(RECENTS_PACKAGE_NAME)) { 778 mActivityType = RECENTS_ACTIVITY_TYPE; 779 } else { 780 mActivityType = APPLICATION_ACTIVITY_TYPE; 781 } 782 } 783 784 void setTask(TaskRecord newTask, TaskRecord taskToAffiliateWith) { 785 if (task != null && task.removeActivity(this) && task != newTask && task.stack != null) { 786 task.stack.removeTask(task, "setTask"); 787 } 788 task = newTask; 789 setTaskToAffiliateWith(taskToAffiliateWith); 790 } 791 792 void setTaskToAffiliateWith(TaskRecord taskToAffiliateWith) { 793 if (taskToAffiliateWith != null && 794 launchMode != ActivityInfo.LAUNCH_SINGLE_INSTANCE && 795 launchMode != ActivityInfo.LAUNCH_SINGLE_TASK) { 796 task.setTaskToAffiliateWith(taskToAffiliateWith); 797 } 798 } 799 800 boolean changeWindowTranslucency(boolean toOpaque) { 801 if (fullscreen == toOpaque) { 802 return false; 803 } 804 805 // Keep track of the number of fullscreen activities in this task. 806 task.numFullscreen += toOpaque ? +1 : -1; 807 808 fullscreen = toOpaque; 809 return true; 810 } 811 812 void putInHistory() { 813 if (!inHistory) { 814 inHistory = true; 815 } 816 } 817 818 void takeFromHistory() { 819 if (inHistory) { 820 inHistory = false; 821 if (task != null && !finishing) { 822 task = null; 823 } 824 clearOptionsLocked(); 825 } 826 } 827 828 boolean isInHistory() { 829 return inHistory; 830 } 831 832 boolean isInStackLocked() { 833 return task != null && task.stack != null && task.stack.isInStackLocked(this) != null; 834 } 835 836 boolean isHomeActivity() { 837 return mActivityType == HOME_ACTIVITY_TYPE; 838 } 839 840 boolean isRecentsActivity() { 841 return mActivityType == RECENTS_ACTIVITY_TYPE; 842 } 843 844 boolean isApplicationActivity() { 845 return mActivityType == APPLICATION_ACTIVITY_TYPE; 846 } 847 848 boolean isPersistable() { 849 return (info.persistableMode == ActivityInfo.PERSIST_ROOT_ONLY || 850 info.persistableMode == ActivityInfo.PERSIST_ACROSS_REBOOTS) && 851 (intent == null || 852 (intent.getFlags() & Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS) == 0); 853 } 854 855 boolean isFocusable() { 856 return StackId.canReceiveKeys(task.stack.mStackId) || isAlwaysFocusable(); 857 } 858 859 boolean isResizeable() { 860 return !isHomeActivity() && ActivityInfo.isResizeableMode(info.resizeMode); 861 } 862 863 boolean isResizeableOrForced() { 864 return !isHomeActivity() && (isResizeable() || service.mForceResizableActivities); 865 } 866 867 boolean isNonResizableOrForced() { 868 return !isHomeActivity() && info.resizeMode != RESIZE_MODE_RESIZEABLE 869 && info.resizeMode != RESIZE_MODE_RESIZEABLE_AND_PIPABLE; 870 } 871 872 boolean supportsPictureInPicture() { 873 return !isHomeActivity() && info.resizeMode == RESIZE_MODE_RESIZEABLE_AND_PIPABLE; 874 } 875 876 boolean canGoInDockedStack() { 877 return !isHomeActivity() 878 && (isResizeableOrForced() || info.resizeMode == RESIZE_MODE_CROP_WINDOWS); 879 } 880 881 boolean isAlwaysFocusable() { 882 return (info.flags & FLAG_ALWAYS_FOCUSABLE) != 0; 883 } 884 885 void makeFinishingLocked() { 886 if (!finishing) { 887 if (task != null && task.stack != null 888 && this == task.stack.getVisibleBehindActivity()) { 889 // A finishing activity should not remain as visible in the background 890 mStackSupervisor.requestVisibleBehindLocked(this, false); 891 } 892 finishing = true; 893 if (stopped) { 894 clearOptionsLocked(); 895 } 896 } 897 } 898 899 UriPermissionOwner getUriPermissionsLocked() { 900 if (uriPermissions == null) { 901 uriPermissions = new UriPermissionOwner(service, this); 902 } 903 return uriPermissions; 904 } 905 906 void addResultLocked(ActivityRecord from, String resultWho, 907 int requestCode, int resultCode, 908 Intent resultData) { 909 ActivityResult r = new ActivityResult(from, resultWho, 910 requestCode, resultCode, resultData); 911 if (results == null) { 912 results = new ArrayList<ResultInfo>(); 913 } 914 results.add(r); 915 } 916 917 void removeResultsLocked(ActivityRecord from, String resultWho, 918 int requestCode) { 919 if (results != null) { 920 for (int i=results.size()-1; i>=0; i--) { 921 ActivityResult r = (ActivityResult)results.get(i); 922 if (r.mFrom != from) continue; 923 if (r.mResultWho == null) { 924 if (resultWho != null) continue; 925 } else { 926 if (!r.mResultWho.equals(resultWho)) continue; 927 } 928 if (r.mRequestCode != requestCode) continue; 929 930 results.remove(i); 931 } 932 } 933 } 934 935 void addNewIntentLocked(ReferrerIntent intent) { 936 if (newIntents == null) { 937 newIntents = new ArrayList<>(); 938 } 939 newIntents.add(intent); 940 } 941 942 /** 943 * Deliver a new Intent to an existing activity, so that its onNewIntent() 944 * method will be called at the proper time. 945 */ 946 final void deliverNewIntentLocked(int callingUid, Intent intent, String referrer) { 947 // The activity now gets access to the data associated with this Intent. 948 service.grantUriPermissionFromIntentLocked(callingUid, packageName, 949 intent, getUriPermissionsLocked(), userId); 950 final ReferrerIntent rintent = new ReferrerIntent(intent, referrer); 951 boolean unsent = true; 952 final ActivityStack stack = task.stack; 953 final boolean isTopActivityInStack = 954 stack != null && stack.topRunningActivityLocked() == this; 955 final boolean isTopActivityWhileSleeping = 956 service.isSleepingLocked() && isTopActivityInStack; 957 958 // We want to immediately deliver the intent to the activity if: 959 // - It is currently resumed or paused. i.e. it is currently visible to the user and we want 960 // the user to see the visual effects caused by the intent delivery now. 961 // - The device is sleeping and it is the top activity behind the lock screen (b/6700897). 962 if ((state == ActivityState.RESUMED || state == ActivityState.PAUSED 963 || isTopActivityWhileSleeping) && app != null && app.thread != null) { 964 try { 965 ArrayList<ReferrerIntent> ar = new ArrayList<>(1); 966 ar.add(rintent); 967 app.thread.scheduleNewIntent( 968 ar, appToken, state == ActivityState.PAUSED /* andPause */); 969 unsent = false; 970 } catch (RemoteException e) { 971 Slog.w(TAG, "Exception thrown sending new intent to " + this, e); 972 } catch (NullPointerException e) { 973 Slog.w(TAG, "Exception thrown sending new intent to " + this, e); 974 } 975 } 976 if (unsent) { 977 addNewIntentLocked(rintent); 978 } 979 } 980 981 void updateOptionsLocked(ActivityOptions options) { 982 if (options != null) { 983 if (pendingOptions != null) { 984 pendingOptions.abort(); 985 } 986 pendingOptions = options; 987 } 988 } 989 990 void applyOptionsLocked() { 991 if (pendingOptions != null 992 && pendingOptions.getAnimationType() != ActivityOptions.ANIM_SCENE_TRANSITION) { 993 final int animationType = pendingOptions.getAnimationType(); 994 switch (animationType) { 995 case ActivityOptions.ANIM_CUSTOM: 996 service.mWindowManager.overridePendingAppTransition( 997 pendingOptions.getPackageName(), 998 pendingOptions.getCustomEnterResId(), 999 pendingOptions.getCustomExitResId(), 1000 pendingOptions.getOnAnimationStartListener()); 1001 break; 1002 case ActivityOptions.ANIM_CLIP_REVEAL: 1003 service.mWindowManager.overridePendingAppTransitionClipReveal( 1004 pendingOptions.getStartX(), pendingOptions.getStartY(), 1005 pendingOptions.getWidth(), pendingOptions.getHeight()); 1006 if (intent.getSourceBounds() == null) { 1007 intent.setSourceBounds(new Rect(pendingOptions.getStartX(), 1008 pendingOptions.getStartY(), 1009 pendingOptions.getStartX()+pendingOptions.getWidth(), 1010 pendingOptions.getStartY()+pendingOptions.getHeight())); 1011 } 1012 break; 1013 case ActivityOptions.ANIM_SCALE_UP: 1014 service.mWindowManager.overridePendingAppTransitionScaleUp( 1015 pendingOptions.getStartX(), pendingOptions.getStartY(), 1016 pendingOptions.getWidth(), pendingOptions.getHeight()); 1017 if (intent.getSourceBounds() == null) { 1018 intent.setSourceBounds(new Rect(pendingOptions.getStartX(), 1019 pendingOptions.getStartY(), 1020 pendingOptions.getStartX()+pendingOptions.getWidth(), 1021 pendingOptions.getStartY()+pendingOptions.getHeight())); 1022 } 1023 break; 1024 case ActivityOptions.ANIM_THUMBNAIL_SCALE_UP: 1025 case ActivityOptions.ANIM_THUMBNAIL_SCALE_DOWN: 1026 boolean scaleUp = (animationType == ActivityOptions.ANIM_THUMBNAIL_SCALE_UP); 1027 service.mWindowManager.overridePendingAppTransitionThumb( 1028 pendingOptions.getThumbnail(), 1029 pendingOptions.getStartX(), pendingOptions.getStartY(), 1030 pendingOptions.getOnAnimationStartListener(), 1031 scaleUp); 1032 if (intent.getSourceBounds() == null) { 1033 intent.setSourceBounds(new Rect(pendingOptions.getStartX(), 1034 pendingOptions.getStartY(), 1035 pendingOptions.getStartX() 1036 + pendingOptions.getThumbnail().getWidth(), 1037 pendingOptions.getStartY() 1038 + pendingOptions.getThumbnail().getHeight())); 1039 } 1040 break; 1041 case ActivityOptions.ANIM_THUMBNAIL_ASPECT_SCALE_UP: 1042 case ActivityOptions.ANIM_THUMBNAIL_ASPECT_SCALE_DOWN: 1043 final AppTransitionAnimationSpec[] specs = pendingOptions.getAnimSpecs(); 1044 if (animationType == ActivityOptions.ANIM_THUMBNAIL_ASPECT_SCALE_DOWN 1045 && specs != null) { 1046 service.mWindowManager.overridePendingAppTransitionMultiThumb( 1047 specs, pendingOptions.getOnAnimationStartListener(), 1048 pendingOptions.getAnimationFinishedListener(), false); 1049 } else { 1050 service.mWindowManager.overridePendingAppTransitionAspectScaledThumb( 1051 pendingOptions.getThumbnail(), 1052 pendingOptions.getStartX(), pendingOptions.getStartY(), 1053 pendingOptions.getWidth(), pendingOptions.getHeight(), 1054 pendingOptions.getOnAnimationStartListener(), 1055 (animationType == ActivityOptions.ANIM_THUMBNAIL_ASPECT_SCALE_UP)); 1056 if (intent.getSourceBounds() == null) { 1057 intent.setSourceBounds(new Rect(pendingOptions.getStartX(), 1058 pendingOptions.getStartY(), 1059 pendingOptions.getStartX() + pendingOptions.getWidth(), 1060 pendingOptions.getStartY() + pendingOptions.getHeight())); 1061 } 1062 } 1063 break; 1064 default: 1065 Slog.e(TAG, "applyOptionsLocked: Unknown animationType=" + animationType); 1066 break; 1067 } 1068 pendingOptions = null; 1069 } 1070 } 1071 1072 ActivityOptions getOptionsForTargetActivityLocked() { 1073 return pendingOptions != null ? pendingOptions.forTargetActivity() : null; 1074 } 1075 1076 void clearOptionsLocked() { 1077 if (pendingOptions != null) { 1078 pendingOptions.abort(); 1079 pendingOptions = null; 1080 } 1081 } 1082 1083 ActivityOptions takeOptionsLocked() { 1084 ActivityOptions opts = pendingOptions; 1085 pendingOptions = null; 1086 return opts; 1087 } 1088 1089 void removeUriPermissionsLocked() { 1090 if (uriPermissions != null) { 1091 uriPermissions.removeUriPermissionsLocked(); 1092 uriPermissions = null; 1093 } 1094 } 1095 1096 void pauseKeyDispatchingLocked() { 1097 if (!keysPaused) { 1098 keysPaused = true; 1099 service.mWindowManager.pauseKeyDispatching(appToken); 1100 } 1101 } 1102 1103 void resumeKeyDispatchingLocked() { 1104 if (keysPaused) { 1105 keysPaused = false; 1106 service.mWindowManager.resumeKeyDispatching(appToken); 1107 } 1108 } 1109 1110 void updateThumbnailLocked(Bitmap newThumbnail, CharSequence description) { 1111 if (newThumbnail != null) { 1112 if (DEBUG_THUMBNAILS) Slog.i(TAG_THUMBNAILS, 1113 "Setting thumbnail of " + this + " to " + newThumbnail); 1114 boolean thumbnailUpdated = task.setLastThumbnailLocked(newThumbnail); 1115 if (thumbnailUpdated && isPersistable()) { 1116 mStackSupervisor.mService.notifyTaskPersisterLocked(task, false); 1117 } 1118 } 1119 task.lastDescription = description; 1120 } 1121 1122 void startLaunchTickingLocked() { 1123 if (ActivityManagerService.IS_USER_BUILD) { 1124 return; 1125 } 1126 if (launchTickTime == 0) { 1127 launchTickTime = SystemClock.uptimeMillis(); 1128 continueLaunchTickingLocked(); 1129 } 1130 } 1131 1132 boolean continueLaunchTickingLocked() { 1133 if (launchTickTime == 0) { 1134 return false; 1135 } 1136 1137 final ActivityStack stack = task.stack; 1138 if (stack == null) { 1139 return false; 1140 } 1141 1142 Message msg = stack.mHandler.obtainMessage(ActivityStack.LAUNCH_TICK_MSG, this); 1143 stack.mHandler.removeMessages(ActivityStack.LAUNCH_TICK_MSG); 1144 stack.mHandler.sendMessageDelayed(msg, ActivityStack.LAUNCH_TICK); 1145 return true; 1146 } 1147 1148 void finishLaunchTickingLocked() { 1149 launchTickTime = 0; 1150 final ActivityStack stack = task.stack; 1151 if (stack != null) { 1152 stack.mHandler.removeMessages(ActivityStack.LAUNCH_TICK_MSG); 1153 } 1154 } 1155 1156 // IApplicationToken 1157 1158 public boolean mayFreezeScreenLocked(ProcessRecord app) { 1159 // Only freeze the screen if this activity is currently attached to 1160 // an application, and that application is not blocked or unresponding. 1161 // In any other case, we can't count on getting the screen unfrozen, 1162 // so it is best to leave as-is. 1163 return app != null && !app.crashing && !app.notResponding; 1164 } 1165 1166 public void startFreezingScreenLocked(ProcessRecord app, int configChanges) { 1167 if (mayFreezeScreenLocked(app)) { 1168 service.mWindowManager.startAppFreezingScreen(appToken, configChanges); 1169 } 1170 } 1171 1172 public void stopFreezingScreenLocked(boolean force) { 1173 if (force || frozenBeforeDestroy) { 1174 frozenBeforeDestroy = false; 1175 service.mWindowManager.stopAppFreezingScreen(appToken, force); 1176 } 1177 } 1178 1179 public void reportFullyDrawnLocked() { 1180 final long curTime = SystemClock.uptimeMillis(); 1181 if (displayStartTime != 0) { 1182 reportLaunchTimeLocked(curTime); 1183 } 1184 final ActivityStack stack = task.stack; 1185 if (fullyDrawnStartTime != 0 && stack != null) { 1186 final long thisTime = curTime - fullyDrawnStartTime; 1187 final long totalTime = stack.mFullyDrawnStartTime != 0 1188 ? (curTime - stack.mFullyDrawnStartTime) : thisTime; 1189 if (SHOW_ACTIVITY_START_TIME) { 1190 Trace.asyncTraceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER, "drawing", 0); 1191 EventLog.writeEvent(EventLogTags.AM_ACTIVITY_FULLY_DRAWN_TIME, 1192 userId, System.identityHashCode(this), shortComponentName, 1193 thisTime, totalTime); 1194 StringBuilder sb = service.mStringBuilder; 1195 sb.setLength(0); 1196 sb.append("Fully drawn "); 1197 sb.append(shortComponentName); 1198 sb.append(": "); 1199 TimeUtils.formatDuration(thisTime, sb); 1200 if (thisTime != totalTime) { 1201 sb.append(" (total "); 1202 TimeUtils.formatDuration(totalTime, sb); 1203 sb.append(")"); 1204 } 1205 Log.i(TAG, sb.toString()); 1206 } 1207 if (totalTime > 0) { 1208 //service.mUsageStatsService.noteFullyDrawnTime(realActivity, (int) totalTime); 1209 } 1210 stack.mFullyDrawnStartTime = 0; 1211 } 1212 fullyDrawnStartTime = 0; 1213 } 1214 1215 private void reportLaunchTimeLocked(final long curTime) { 1216 final ActivityStack stack = task.stack; 1217 if (stack == null) { 1218 return; 1219 } 1220 final long thisTime = curTime - displayStartTime; 1221 final long totalTime = stack.mLaunchStartTime != 0 1222 ? (curTime - stack.mLaunchStartTime) : thisTime; 1223 if (SHOW_ACTIVITY_START_TIME) { 1224 Trace.asyncTraceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER, "launching: " + packageName, 0); 1225 EventLog.writeEvent(EventLogTags.AM_ACTIVITY_LAUNCH_TIME, 1226 userId, System.identityHashCode(this), shortComponentName, 1227 thisTime, totalTime); 1228 StringBuilder sb = service.mStringBuilder; 1229 sb.setLength(0); 1230 sb.append("Displayed "); 1231 sb.append(shortComponentName); 1232 sb.append(": "); 1233 TimeUtils.formatDuration(thisTime, sb); 1234 if (thisTime != totalTime) { 1235 sb.append(" (total "); 1236 TimeUtils.formatDuration(totalTime, sb); 1237 sb.append(")"); 1238 } 1239 Log.i(TAG, sb.toString()); 1240 } 1241 mStackSupervisor.reportActivityLaunchedLocked(false, this, thisTime, totalTime); 1242 if (totalTime > 0) { 1243 //service.mUsageStatsService.noteLaunchTime(realActivity, (int)totalTime); 1244 } 1245 displayStartTime = 0; 1246 stack.mLaunchStartTime = 0; 1247 } 1248 1249 void windowsDrawnLocked() { 1250 mStackSupervisor.mActivityMetricsLogger.notifyWindowsDrawn(); 1251 if (displayStartTime != 0) { 1252 reportLaunchTimeLocked(SystemClock.uptimeMillis()); 1253 } 1254 mStackSupervisor.sendWaitingVisibleReportLocked(this); 1255 startTime = 0; 1256 finishLaunchTickingLocked(); 1257 if (task != null) { 1258 task.hasBeenVisible = true; 1259 } 1260 } 1261 1262 void windowsVisibleLocked() { 1263 mStackSupervisor.reportActivityVisibleLocked(this); 1264 if (DEBUG_SWITCH) Log.v(TAG_SWITCH, "windowsVisibleLocked(): " + this); 1265 if (!nowVisible) { 1266 nowVisible = true; 1267 lastVisibleTime = SystemClock.uptimeMillis(); 1268 if (!idle) { 1269 // Instead of doing the full stop routine here, let's just hide any activities 1270 // we now can, and let them stop when the normal idle happens. 1271 mStackSupervisor.processStoppingActivitiesLocked(false); 1272 } else { 1273 // If this activity was already idle, then we now need to make sure we perform 1274 // the full stop of any activities that are waiting to do so. This is because 1275 // we won't do that while they are still waiting for this one to become visible. 1276 final int size = mStackSupervisor.mWaitingVisibleActivities.size(); 1277 if (size > 0) { 1278 for (int i = 0; i < size; i++) { 1279 ActivityRecord r = mStackSupervisor.mWaitingVisibleActivities.get(i); 1280 if (DEBUG_SWITCH) Log.v(TAG_SWITCH, "Was waiting for visible: " + r); 1281 } 1282 mStackSupervisor.mWaitingVisibleActivities.clear(); 1283 mStackSupervisor.scheduleIdleLocked(); 1284 } 1285 } 1286 service.scheduleAppGcsLocked(); 1287 } 1288 } 1289 1290 ActivityRecord getWaitingHistoryRecordLocked() { 1291 // First find the real culprit... if this activity is waiting for 1292 // another activity to start or has stopped, then the key dispatching 1293 // timeout should not be caused by this. 1294 if (mStackSupervisor.mWaitingVisibleActivities.contains(this) || stopped) { 1295 final ActivityStack stack = mStackSupervisor.getFocusedStack(); 1296 // Try to use the one which is closest to top. 1297 ActivityRecord r = stack.mResumedActivity; 1298 if (r == null) { 1299 r = stack.mPausingActivity; 1300 } 1301 if (r != null) { 1302 return r; 1303 } 1304 } 1305 return this; 1306 } 1307 1308 /** 1309 * This method will return true if the activity is either visible, is becoming visible, is 1310 * currently pausing, or is resumed. 1311 */ 1312 public boolean isInterestingToUserLocked() { 1313 return visible || nowVisible || state == ActivityState.PAUSING || 1314 state == ActivityState.RESUMED; 1315 } 1316 1317 void setSleeping(boolean _sleeping) { 1318 setSleeping(_sleeping, false); 1319 } 1320 1321 void setSleeping(boolean _sleeping, boolean force) { 1322 if (!force && sleeping == _sleeping) { 1323 return; 1324 } 1325 if (app != null && app.thread != null) { 1326 try { 1327 app.thread.scheduleSleeping(appToken, _sleeping); 1328 if (_sleeping && !mStackSupervisor.mGoingToSleepActivities.contains(this)) { 1329 mStackSupervisor.mGoingToSleepActivities.add(this); 1330 } 1331 sleeping = _sleeping; 1332 } catch (RemoteException e) { 1333 Slog.w(TAG, "Exception thrown when sleeping: " + intent.getComponent(), e); 1334 } 1335 } 1336 } 1337 1338 static int getTaskForActivityLocked(IBinder token, boolean onlyRoot) { 1339 final ActivityRecord r = ActivityRecord.forTokenLocked(token); 1340 if (r == null) { 1341 return INVALID_TASK_ID; 1342 } 1343 final TaskRecord task = r.task; 1344 final int activityNdx = task.mActivities.indexOf(r); 1345 if (activityNdx < 0 || (onlyRoot && activityNdx > task.findEffectiveRootIndex())) { 1346 return INVALID_TASK_ID; 1347 } 1348 return task.taskId; 1349 } 1350 1351 static ActivityRecord isInStackLocked(IBinder token) { 1352 final ActivityRecord r = ActivityRecord.forTokenLocked(token); 1353 return (r != null) ? r.task.stack.isInStackLocked(r) : null; 1354 } 1355 1356 static ActivityStack getStackLocked(IBinder token) { 1357 final ActivityRecord r = ActivityRecord.isInStackLocked(token); 1358 if (r != null) { 1359 return r.task.stack; 1360 } 1361 return null; 1362 } 1363 1364 final boolean isDestroyable() { 1365 if (finishing || app == null || state == ActivityState.DESTROYING 1366 || state == ActivityState.DESTROYED) { 1367 // This would be redundant. 1368 return false; 1369 } 1370 if (task == null || task.stack == null || this == task.stack.mResumedActivity 1371 || this == task.stack.mPausingActivity || !haveState || !stopped) { 1372 // We're not ready for this kind of thing. 1373 return false; 1374 } 1375 if (visible) { 1376 // The user would notice this! 1377 return false; 1378 } 1379 return true; 1380 } 1381 1382 private static String createImageFilename(long createTime, int taskId) { 1383 return String.valueOf(taskId) + ACTIVITY_ICON_SUFFIX + createTime + 1384 TaskPersister.IMAGE_EXTENSION; 1385 } 1386 1387 void setTaskDescription(TaskDescription _taskDescription) { 1388 Bitmap icon; 1389 if (_taskDescription.getIconFilename() == null && 1390 (icon = _taskDescription.getIcon()) != null) { 1391 final String iconFilename = createImageFilename(createTime, task.taskId); 1392 final File iconFile = new File(TaskPersister.getUserImagesDir(userId), iconFilename); 1393 final String iconFilePath = iconFile.getAbsolutePath(); 1394 service.mRecentTasks.saveImage(icon, iconFilePath); 1395 _taskDescription.setIconFilename(iconFilePath); 1396 } 1397 taskDescription = _taskDescription; 1398 } 1399 1400 void setVoiceSessionLocked(IVoiceInteractionSession session) { 1401 voiceSession = session; 1402 pendingVoiceInteractionStart = false; 1403 } 1404 1405 void clearVoiceSessionLocked() { 1406 voiceSession = null; 1407 pendingVoiceInteractionStart = false; 1408 } 1409 1410 void showStartingWindow(ActivityRecord prev, boolean createIfNeeded) { 1411 final CompatibilityInfo compatInfo = 1412 service.compatibilityInfoForPackageLocked(info.applicationInfo); 1413 final boolean shown = service.mWindowManager.setAppStartingWindow( 1414 appToken, packageName, theme, compatInfo, nonLocalizedLabel, labelRes, icon, 1415 logo, windowFlags, prev != null ? prev.appToken : null, createIfNeeded); 1416 if (shown) { 1417 mStartingWindowState = STARTING_WINDOW_SHOWN; 1418 } 1419 } 1420 1421 void saveToXml(XmlSerializer out) throws IOException, XmlPullParserException { 1422 out.attribute(null, ATTR_ID, String.valueOf(createTime)); 1423 out.attribute(null, ATTR_LAUNCHEDFROMUID, String.valueOf(launchedFromUid)); 1424 if (launchedFromPackage != null) { 1425 out.attribute(null, ATTR_LAUNCHEDFROMPACKAGE, launchedFromPackage); 1426 } 1427 if (resolvedType != null) { 1428 out.attribute(null, ATTR_RESOLVEDTYPE, resolvedType); 1429 } 1430 out.attribute(null, ATTR_COMPONENTSPECIFIED, String.valueOf(componentSpecified)); 1431 out.attribute(null, ATTR_USERID, String.valueOf(userId)); 1432 1433 if (taskDescription != null) { 1434 taskDescription.saveToXml(out); 1435 } 1436 1437 out.startTag(null, TAG_INTENT); 1438 intent.saveToXml(out); 1439 out.endTag(null, TAG_INTENT); 1440 1441 if (isPersistable() && persistentState != null) { 1442 out.startTag(null, TAG_PERSISTABLEBUNDLE); 1443 persistentState.saveToXml(out); 1444 out.endTag(null, TAG_PERSISTABLEBUNDLE); 1445 } 1446 } 1447 1448 static ActivityRecord restoreFromXml(XmlPullParser in, 1449 ActivityStackSupervisor stackSupervisor) throws IOException, XmlPullParserException { 1450 Intent intent = null; 1451 PersistableBundle persistentState = null; 1452 int launchedFromUid = 0; 1453 String launchedFromPackage = null; 1454 String resolvedType = null; 1455 boolean componentSpecified = false; 1456 int userId = 0; 1457 long createTime = -1; 1458 final int outerDepth = in.getDepth(); 1459 TaskDescription taskDescription = new TaskDescription(); 1460 1461 for (int attrNdx = in.getAttributeCount() - 1; attrNdx >= 0; --attrNdx) { 1462 final String attrName = in.getAttributeName(attrNdx); 1463 final String attrValue = in.getAttributeValue(attrNdx); 1464 if (TaskPersister.DEBUG) Slog.d(TaskPersister.TAG, 1465 "ActivityRecord: attribute name=" + attrName + " value=" + attrValue); 1466 if (ATTR_ID.equals(attrName)) { 1467 createTime = Long.valueOf(attrValue); 1468 } else if (ATTR_LAUNCHEDFROMUID.equals(attrName)) { 1469 launchedFromUid = Integer.parseInt(attrValue); 1470 } else if (ATTR_LAUNCHEDFROMPACKAGE.equals(attrName)) { 1471 launchedFromPackage = attrValue; 1472 } else if (ATTR_RESOLVEDTYPE.equals(attrName)) { 1473 resolvedType = attrValue; 1474 } else if (ATTR_COMPONENTSPECIFIED.equals(attrName)) { 1475 componentSpecified = Boolean.valueOf(attrValue); 1476 } else if (ATTR_USERID.equals(attrName)) { 1477 userId = Integer.parseInt(attrValue); 1478 } else if (attrName.startsWith(TaskDescription.ATTR_TASKDESCRIPTION_PREFIX)) { 1479 taskDescription.restoreFromXml(attrName, attrValue); 1480 } else { 1481 Log.d(TAG, "Unknown ActivityRecord attribute=" + attrName); 1482 } 1483 } 1484 1485 int event; 1486 while (((event = in.next()) != XmlPullParser.END_DOCUMENT) && 1487 (event != XmlPullParser.END_TAG || in.getDepth() >= outerDepth)) { 1488 if (event == XmlPullParser.START_TAG) { 1489 final String name = in.getName(); 1490 if (TaskPersister.DEBUG) 1491 Slog.d(TaskPersister.TAG, "ActivityRecord: START_TAG name=" + name); 1492 if (TAG_INTENT.equals(name)) { 1493 intent = Intent.restoreFromXml(in); 1494 if (TaskPersister.DEBUG) 1495 Slog.d(TaskPersister.TAG, "ActivityRecord: intent=" + intent); 1496 } else if (TAG_PERSISTABLEBUNDLE.equals(name)) { 1497 persistentState = PersistableBundle.restoreFromXml(in); 1498 if (TaskPersister.DEBUG) Slog.d(TaskPersister.TAG, 1499 "ActivityRecord: persistentState=" + persistentState); 1500 } else { 1501 Slog.w(TAG, "restoreActivity: unexpected name=" + name); 1502 XmlUtils.skipCurrentTag(in); 1503 } 1504 } 1505 } 1506 1507 if (intent == null) { 1508 throw new XmlPullParserException("restoreActivity error intent=" + intent); 1509 } 1510 1511 final ActivityManagerService service = stackSupervisor.mService; 1512 final ActivityInfo aInfo = stackSupervisor.resolveActivity(intent, resolvedType, 0, null, 1513 userId); 1514 if (aInfo == null) { 1515 throw new XmlPullParserException("restoreActivity resolver error. Intent=" + intent + 1516 " resolvedType=" + resolvedType); 1517 } 1518 final ActivityRecord r = new ActivityRecord(service, /*caller*/null, launchedFromUid, 1519 launchedFromPackage, intent, resolvedType, aInfo, service.getConfiguration(), 1520 null, null, 0, componentSpecified, false, stackSupervisor, null, null, null); 1521 1522 r.persistentState = persistentState; 1523 r.taskDescription = taskDescription; 1524 r.createTime = createTime; 1525 1526 return r; 1527 } 1528 1529 private static String activityTypeToString(int type) { 1530 switch (type) { 1531 case APPLICATION_ACTIVITY_TYPE: return "APPLICATION_ACTIVITY_TYPE"; 1532 case HOME_ACTIVITY_TYPE: return "HOME_ACTIVITY_TYPE"; 1533 case RECENTS_ACTIVITY_TYPE: return "RECENTS_ACTIVITY_TYPE"; 1534 default: return Integer.toString(type); 1535 } 1536 } 1537 1538 @Override 1539 public String toString() { 1540 if (stringName != null) { 1541 return stringName + " t" + (task == null ? INVALID_TASK_ID : task.taskId) + 1542 (finishing ? " f}" : "}"); 1543 } 1544 StringBuilder sb = new StringBuilder(128); 1545 sb.append("ActivityRecord{"); 1546 sb.append(Integer.toHexString(System.identityHashCode(this))); 1547 sb.append(" u"); 1548 sb.append(userId); 1549 sb.append(' '); 1550 sb.append(intent.getComponent().flattenToShortString()); 1551 stringName = sb.toString(); 1552 return toString(); 1553 } 1554 } 1555