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