The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 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 com.android.server.AttributeCache; |
| 20 | import com.android.server.am.ActivityManagerService.ActivityState; |
| 21 | |
| 22 | import android.app.Activity; |
| 23 | import android.content.ComponentName; |
| 24 | import android.content.Intent; |
| 25 | import android.content.pm.ActivityInfo; |
| 26 | import android.content.pm.ApplicationInfo; |
| 27 | import android.content.res.Configuration; |
| 28 | import android.graphics.Bitmap; |
| 29 | import android.os.Bundle; |
| 30 | import android.os.Message; |
| 31 | import android.os.Process; |
| 32 | import android.os.SystemClock; |
| 33 | import android.util.EventLog; |
| 34 | import android.util.Log; |
| 35 | import android.view.IApplicationToken; |
| 36 | |
| 37 | import java.io.PrintWriter; |
| 38 | import java.lang.ref.WeakReference; |
| 39 | import java.util.ArrayList; |
| 40 | import java.util.HashSet; |
| 41 | |
| 42 | /** |
| 43 | * An entry in the history stack, representing an activity. |
| 44 | */ |
| 45 | class HistoryRecord extends IApplicationToken.Stub { |
| 46 | final ActivityManagerService service; // owner |
| 47 | final ActivityInfo info; // all about me |
| 48 | final int launchedFromUid; // always the uid who started the activity. |
| 49 | final Intent intent; // the original intent that generated us |
| 50 | final ComponentName realActivity; // the intent component, or target of an alias. |
| 51 | final String shortComponentName; // the short component name of the intent |
| 52 | final String resolvedType; // as per original caller; |
| 53 | final String packageName; // the package implementing intent's component |
| 54 | final String processName; // process where this component wants to run |
| 55 | final String taskAffinity; // as per ActivityInfo.taskAffinity |
| 56 | final boolean stateNotNeeded; // As per ActivityInfo.flags |
| 57 | final boolean fullscreen; // covers the full screen? |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 58 | final boolean componentSpecified; // did caller specifiy an explicit component? |
| 59 | final boolean isHomeActivity; // do we consider this to be a home activity? |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 60 | final String baseDir; // where activity source (resources etc) located |
| 61 | final String resDir; // where public activity source (public resources etc) located |
| 62 | final String dataDir; // where activity data should go |
| 63 | CharSequence nonLocalizedLabel; // the label information from the package mgr. |
| 64 | int labelRes; // the label information from the package mgr. |
| 65 | int icon; // resource identifier of activity's icon. |
| 66 | int theme; // resource identifier of activity's theme. |
| 67 | TaskRecord task; // the task this is in. |
| 68 | long startTime; // when we starting launching this activity |
| 69 | Configuration configuration; // configuration activity was last running in |
| 70 | HistoryRecord resultTo; // who started this entry, so will get our reply |
| 71 | final String resultWho; // additional identifier for use by resultTo. |
| 72 | final int requestCode; // code given by requester (resultTo) |
| 73 | ArrayList results; // pending ActivityResult objs we have received |
| 74 | HashSet<WeakReference<PendingIntentRecord>> pendingResults; // all pending intents for this act |
| 75 | ArrayList newIntents; // any pending new intents for single-top mode |
| 76 | HashSet<ConnectionRecord> connections; // All ConnectionRecord we hold |
| 77 | HashSet<UriPermission> readUriPermissions; // special access to reading uris. |
| 78 | HashSet<UriPermission> writeUriPermissions; // special access to writing uris. |
| 79 | ProcessRecord app; // if non-null, hosting application |
| 80 | Bitmap thumbnail; // icon representation of paused screen |
| 81 | CharSequence description; // textual description of paused screen |
| 82 | ActivityManagerService.ActivityState state; // current state we are in |
| 83 | Bundle icicle; // last saved activity state |
| 84 | boolean frontOfTask; // is this the root activity of its task? |
| 85 | boolean launchFailed; // set if a launched failed, to abort on 2nd try |
| 86 | boolean haveState; // have we gotten the last activity state? |
| 87 | boolean stopped; // is activity pause finished? |
| 88 | boolean finishing; // activity in pending finish list? |
| 89 | boolean configDestroy; // need to destroy due to config change? |
| 90 | int configChangeFlags; // which config values have changed |
| 91 | boolean keysPaused; // has key dispatching been paused for it? |
| 92 | boolean inHistory; // are we in the history stack? |
| 93 | boolean persistent; // requested to be persistent? |
| 94 | int launchMode; // the launch mode activity attribute. |
| 95 | boolean visible; // does this activity's window need to be shown? |
| 96 | boolean waitingVisible; // true if waiting for a new act to become vis |
| 97 | boolean nowVisible; // is this activity's window visible? |
| 98 | boolean thumbnailNeeded;// has someone requested a thumbnail? |
| 99 | boolean idle; // has the activity gone idle? |
| 100 | boolean hasBeenLaunched;// has this activity ever been launched? |
| 101 | boolean frozenBeforeDestroy;// has been frozen but not yet destroyed. |
| 102 | |
| 103 | void dump(PrintWriter pw, String prefix) { |
| 104 | pw.println(prefix + this); |
| 105 | pw.println(prefix + "packageName=" + packageName |
| 106 | + " processName=" + processName); |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 107 | pw.println(prefix + "launchedFromUid=" + launchedFromUid |
| 108 | + " app=" + app); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 109 | pw.println(prefix + intent); |
| 110 | pw.println(prefix + "frontOfTask=" + frontOfTask + " task=" + task); |
| 111 | pw.println(prefix + "taskAffinity=" + taskAffinity); |
| 112 | pw.println(prefix + "realActivity=" + realActivity); |
| 113 | pw.println(prefix + "dir=" + baseDir + " res=" + resDir + " data=" + dataDir); |
| 114 | pw.println(prefix + "labelRes=0x" + Integer.toHexString(labelRes) |
| 115 | + " icon=0x" + Integer.toHexString(icon) |
| 116 | + " theme=0x" + Integer.toHexString(theme)); |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 117 | pw.println(prefix + "stateNotNeeded=" + stateNotNeeded |
| 118 | + " componentSpecified=" + componentSpecified |
| 119 | + " isHomeActivity=" + isHomeActivity); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 120 | pw.println(prefix + "configuration=" + configuration); |
| 121 | pw.println(prefix + "resultTo=" + resultTo |
| 122 | + " resultWho=" + resultWho + " resultCode=" + requestCode); |
| 123 | pw.println(prefix + "results=" + results); |
| 124 | pw.println(prefix + "pendingResults=" + pendingResults); |
| 125 | pw.println(prefix + "readUriPermissions=" + readUriPermissions); |
| 126 | pw.println(prefix + "writeUriPermissions=" + writeUriPermissions); |
| 127 | pw.println(prefix + "launchFailed=" + launchFailed |
| 128 | + " haveState=" + haveState + " icicle=" + icicle); |
| 129 | pw.println(prefix + "state=" + state |
| 130 | + " stopped=" + stopped + " finishing=" + finishing); |
| 131 | pw.println(prefix + "keysPaused=" + keysPaused |
| 132 | + " inHistory=" + inHistory + " persistent=" + persistent |
| 133 | + " launchMode=" + launchMode); |
| 134 | pw.println(prefix + "fullscreen=" + fullscreen |
| 135 | + " visible=" + visible |
| 136 | + " frozenBeforeDestroy=" + frozenBeforeDestroy |
| 137 | + " thumbnailNeeded=" + thumbnailNeeded + " idle=" + idle); |
| 138 | pw.println(prefix + "waitingVisible=" + waitingVisible |
| 139 | + " nowVisible=" + nowVisible); |
| 140 | pw.println(prefix + "configDestroy=" + configDestroy |
| 141 | + " configChangeFlags=" + Integer.toHexString(configChangeFlags)); |
| 142 | pw.println(prefix + "connections=" + connections); |
| 143 | } |
| 144 | |
| 145 | HistoryRecord(ActivityManagerService _service, ProcessRecord _caller, |
| 146 | int _launchedFromUid, Intent _intent, String _resolvedType, |
| 147 | ActivityInfo aInfo, Configuration _configuration, |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 148 | HistoryRecord _resultTo, String _resultWho, int _reqCode, |
| 149 | boolean _componentSpecified) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 150 | service = _service; |
| 151 | info = aInfo; |
| 152 | launchedFromUid = _launchedFromUid; |
| 153 | intent = _intent; |
| 154 | shortComponentName = _intent.getComponent().flattenToShortString(); |
| 155 | resolvedType = _resolvedType; |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 156 | componentSpecified = _componentSpecified; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 157 | configuration = _configuration; |
| 158 | resultTo = _resultTo; |
| 159 | resultWho = _resultWho; |
| 160 | requestCode = _reqCode; |
| 161 | state = ActivityManagerService.ActivityState.INITIALIZING; |
| 162 | frontOfTask = false; |
| 163 | launchFailed = false; |
| 164 | haveState = false; |
| 165 | stopped = false; |
| 166 | finishing = false; |
| 167 | configDestroy = false; |
| 168 | keysPaused = false; |
| 169 | inHistory = false; |
| 170 | persistent = false; |
| 171 | visible = true; |
| 172 | waitingVisible = false; |
| 173 | nowVisible = false; |
| 174 | thumbnailNeeded = false; |
| 175 | idle = false; |
| 176 | hasBeenLaunched = false; |
| 177 | |
| 178 | if (aInfo != null) { |
| 179 | if (aInfo.targetActivity == null |
| 180 | || aInfo.launchMode == ActivityInfo.LAUNCH_MULTIPLE |
| 181 | || aInfo.launchMode == ActivityInfo.LAUNCH_SINGLE_TOP) { |
| 182 | realActivity = _intent.getComponent(); |
| 183 | } else { |
| 184 | realActivity = new ComponentName(aInfo.packageName, |
| 185 | aInfo.targetActivity); |
| 186 | } |
| 187 | taskAffinity = aInfo.taskAffinity; |
| 188 | stateNotNeeded = (aInfo.flags& |
| 189 | ActivityInfo.FLAG_STATE_NOT_NEEDED) != 0; |
| 190 | baseDir = aInfo.applicationInfo.sourceDir; |
| 191 | resDir = aInfo.applicationInfo.publicSourceDir; |
| 192 | dataDir = aInfo.applicationInfo.dataDir; |
| 193 | nonLocalizedLabel = aInfo.nonLocalizedLabel; |
| 194 | labelRes = aInfo.labelRes; |
| 195 | if (nonLocalizedLabel == null && labelRes == 0) { |
| 196 | ApplicationInfo app = aInfo.applicationInfo; |
| 197 | nonLocalizedLabel = app.nonLocalizedLabel; |
| 198 | labelRes = app.labelRes; |
| 199 | } |
| 200 | icon = aInfo.getIconResource(); |
| 201 | theme = aInfo.getThemeResource(); |
| 202 | if ((aInfo.flags&ActivityInfo.FLAG_MULTIPROCESS) != 0 |
| 203 | && _caller != null |
| 204 | && (aInfo.applicationInfo.uid == Process.SYSTEM_UID |
| 205 | || aInfo.applicationInfo.uid == _caller.info.uid)) { |
| 206 | processName = _caller.processName; |
| 207 | } else { |
| 208 | processName = aInfo.processName; |
| 209 | } |
| 210 | |
| 211 | if (intent != null && (aInfo.flags & ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS) != 0) { |
| 212 | intent.addFlags(Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); |
| 213 | } |
| 214 | |
| 215 | packageName = aInfo.applicationInfo.packageName; |
| 216 | launchMode = aInfo.launchMode; |
| 217 | |
| 218 | AttributeCache.Entry ent = AttributeCache.instance().get(packageName, |
| 219 | theme != 0 ? theme : android.R.style.Theme, |
| 220 | com.android.internal.R.styleable.Window); |
| 221 | fullscreen = ent != null && !ent.array.getBoolean( |
| 222 | com.android.internal.R.styleable.Window_windowIsFloating, false) |
| 223 | && !ent.array.getBoolean( |
| 224 | com.android.internal.R.styleable.Window_windowIsTranslucent, false); |
| 225 | |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 226 | if (!_componentSpecified || _launchedFromUid == Process.myUid() |
| 227 | || _launchedFromUid == 0) { |
| 228 | // If we know the system has determined the component, then |
| 229 | // we can consider this to be a home activity... |
| 230 | if (Intent.ACTION_MAIN.equals(_intent.getAction()) && |
| 231 | _intent.hasCategory(Intent.CATEGORY_HOME) && |
| 232 | _intent.getCategories().size() == 1 && |
| 233 | _intent.getData() == null && |
| 234 | _intent.getType() == null && |
| 235 | (intent.getFlags()&Intent.FLAG_ACTIVITY_NEW_TASK) != 0 && |
| 236 | !"android".equals(realActivity.getClassName())) { |
| 237 | // This sure looks like a home activity! |
| 238 | // Note the last check is so we don't count the resolver |
| 239 | // activity as being home... really, we don't care about |
| 240 | // doing anything special with something that comes from |
| 241 | // the core framework package. |
| 242 | isHomeActivity = true; |
| 243 | } else { |
| 244 | isHomeActivity = false; |
| 245 | } |
| 246 | } else { |
| 247 | isHomeActivity = false; |
| 248 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 249 | } else { |
| 250 | realActivity = null; |
| 251 | taskAffinity = null; |
| 252 | stateNotNeeded = false; |
| 253 | baseDir = null; |
| 254 | resDir = null; |
| 255 | dataDir = null; |
| 256 | processName = null; |
| 257 | packageName = null; |
| 258 | fullscreen = true; |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 259 | isHomeActivity = false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 260 | } |
| 261 | } |
| 262 | |
| 263 | void addResultLocked(HistoryRecord from, String resultWho, |
| 264 | int requestCode, int resultCode, |
| 265 | Intent resultData) { |
| 266 | ActivityResult r = new ActivityResult(from, resultWho, |
| 267 | requestCode, resultCode, resultData); |
| 268 | if (results == null) { |
| 269 | results = new ArrayList(); |
| 270 | } |
| 271 | results.add(r); |
| 272 | } |
| 273 | |
| 274 | void removeResultsLocked(HistoryRecord from, String resultWho, |
| 275 | int requestCode) { |
| 276 | if (results != null) { |
| 277 | for (int i=results.size()-1; i>=0; i--) { |
| 278 | ActivityResult r = (ActivityResult)results.get(i); |
| 279 | if (r.mFrom != from) continue; |
| 280 | if (r.mResultWho == null) { |
| 281 | if (resultWho != null) continue; |
| 282 | } else { |
| 283 | if (!r.mResultWho.equals(resultWho)) continue; |
| 284 | } |
| 285 | if (r.mRequestCode != requestCode) continue; |
| 286 | |
| 287 | results.remove(i); |
| 288 | } |
| 289 | } |
| 290 | } |
| 291 | |
| 292 | void addNewIntentLocked(Intent intent) { |
| 293 | if (newIntents == null) { |
| 294 | newIntents = new ArrayList(); |
| 295 | } |
| 296 | newIntents.add(intent); |
| 297 | } |
| 298 | |
| 299 | void pauseKeyDispatchingLocked() { |
| 300 | if (!keysPaused) { |
| 301 | keysPaused = true; |
| 302 | service.mWindowManager.pauseKeyDispatching(this); |
| 303 | } |
| 304 | } |
| 305 | |
| 306 | void resumeKeyDispatchingLocked() { |
| 307 | if (keysPaused) { |
| 308 | keysPaused = false; |
| 309 | service.mWindowManager.resumeKeyDispatching(this); |
| 310 | } |
| 311 | } |
| 312 | |
| 313 | // IApplicationToken |
| 314 | |
| 315 | public boolean mayFreezeScreenLocked(ProcessRecord app) { |
| 316 | // Only freeze the screen if this activity is currently attached to |
| 317 | // an application, and that application is not blocked or unresponding. |
| 318 | // In any other case, we can't count on getting the screen unfrozen, |
| 319 | // so it is best to leave as-is. |
| 320 | return app == null || (!app.crashing && !app.notResponding); |
| 321 | } |
| 322 | |
| 323 | public void startFreezingScreenLocked(ProcessRecord app, int configChanges) { |
| 324 | if (mayFreezeScreenLocked(app)) { |
| 325 | service.mWindowManager.startAppFreezingScreen(this, configChanges); |
| 326 | } |
| 327 | } |
| 328 | |
| 329 | public void stopFreezingScreenLocked(boolean force) { |
| 330 | if (force || frozenBeforeDestroy) { |
| 331 | frozenBeforeDestroy = false; |
| 332 | service.mWindowManager.stopAppFreezingScreen(this, force); |
| 333 | } |
| 334 | } |
| 335 | |
| 336 | public void windowsVisible() { |
| 337 | synchronized(service) { |
Dianne Hackborn | 6447ca3 | 2009-04-07 19:50:08 -0700 | [diff] [blame^] | 338 | if (startTime != 0) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 339 | long time = SystemClock.uptimeMillis() - startTime; |
Dianne Hackborn | 6447ca3 | 2009-04-07 19:50:08 -0700 | [diff] [blame^] | 340 | if (ActivityManagerService.SHOW_ACTIVITY_START_TIME) { |
| 341 | EventLog.writeEvent(ActivityManagerService.LOG_ACTIVITY_LAUNCH_TIME, |
| 342 | System.identityHashCode(this), shortComponentName, time); |
| 343 | Log.i(ActivityManagerService.TAG, "Displayed activity " |
| 344 | + shortComponentName |
| 345 | + ": " + time + " ms"); |
| 346 | } |
| 347 | if (time > 0) { |
| 348 | service.mUsageStatsService.noteLaunchTime(realActivity, (int)time); |
| 349 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 350 | startTime = 0; |
| 351 | } |
| 352 | if (ActivityManagerService.DEBUG_SWITCH) Log.v( |
| 353 | ActivityManagerService.TAG, "windowsVisible(): " + this); |
| 354 | if (!nowVisible) { |
| 355 | nowVisible = true; |
| 356 | if (!idle) { |
| 357 | // Instead of doing the full stop routine here, let's just |
| 358 | // hide any activities we now can, and let them stop when |
| 359 | // the normal idle happens. |
| 360 | service.processStoppingActivitiesLocked(false); |
| 361 | } else { |
| 362 | // If this activity was already idle, then we now need to |
| 363 | // make sure we perform the full stop of any activities |
| 364 | // that are waiting to do so. This is because we won't |
| 365 | // do that while they are still waiting for this one to |
| 366 | // become visible. |
| 367 | final int N = service.mWaitingVisibleActivities.size(); |
| 368 | if (N > 0) { |
| 369 | for (int i=0; i<N; i++) { |
| 370 | HistoryRecord r = (HistoryRecord) |
| 371 | service.mWaitingVisibleActivities.get(i); |
| 372 | r.waitingVisible = false; |
| 373 | if (ActivityManagerService.DEBUG_SWITCH) Log.v( |
| 374 | ActivityManagerService.TAG, |
| 375 | "Was waiting for visible: " + r); |
| 376 | } |
| 377 | service.mWaitingVisibleActivities.clear(); |
| 378 | Message msg = Message.obtain(); |
| 379 | msg.what = ActivityManagerService.IDLE_NOW_MSG; |
| 380 | service.mHandler.sendMessage(msg); |
| 381 | } |
| 382 | } |
| 383 | service.scheduleAppGcsLocked(); |
| 384 | } |
| 385 | } |
| 386 | } |
| 387 | |
| 388 | public void windowsGone() { |
| 389 | if (ActivityManagerService.DEBUG_SWITCH) Log.v( |
| 390 | ActivityManagerService.TAG, "windowsGone(): " + this); |
| 391 | nowVisible = false; |
| 392 | } |
| 393 | |
| 394 | private HistoryRecord getWaitingHistoryRecordLocked() { |
| 395 | // First find the real culprit... if we are waiting |
| 396 | // for another app to start, then we have paused dispatching |
| 397 | // for this activity. |
| 398 | HistoryRecord r = this; |
| 399 | if (r.waitingVisible) { |
| 400 | // Hmmm, who might we be waiting for? |
| 401 | r = service.mResumedActivity; |
| 402 | if (r == null) { |
| 403 | r = service.mPausingActivity; |
| 404 | } |
| 405 | // Both of those null? Fall back to 'this' again |
| 406 | if (r == null) { |
| 407 | r = this; |
| 408 | } |
| 409 | } |
| 410 | |
| 411 | return r; |
| 412 | } |
| 413 | |
| 414 | public boolean keyDispatchingTimedOut() { |
| 415 | synchronized(service) { |
| 416 | HistoryRecord r = getWaitingHistoryRecordLocked(); |
| 417 | if (r != null && r.app != null) { |
| 418 | if (r.app.debugging) { |
| 419 | return false; |
| 420 | } |
| 421 | |
| 422 | if (r.app.instrumentationClass == null) { |
| 423 | service.appNotRespondingLocked(r.app, r, "keyDispatchingTimedOut"); |
| 424 | } else { |
| 425 | Bundle info = new Bundle(); |
| 426 | info.putString("shortMsg", "keyDispatchingTimedOut"); |
| 427 | info.putString("longMsg", "Timed out while dispatching key event"); |
| 428 | service.finishInstrumentationLocked( |
| 429 | r.app, Activity.RESULT_CANCELED, info); |
| 430 | } |
| 431 | } |
| 432 | return true; |
| 433 | } |
| 434 | } |
| 435 | |
| 436 | /** Returns the key dispatching timeout for this application token. */ |
| 437 | public long getKeyDispatchingTimeout() { |
| 438 | synchronized(service) { |
| 439 | HistoryRecord r = getWaitingHistoryRecordLocked(); |
| 440 | if (r == null || r.app == null |
| 441 | || r.app.instrumentationClass == null) { |
| 442 | return ActivityManagerService.KEY_DISPATCHING_TIMEOUT; |
| 443 | } |
| 444 | |
| 445 | return ActivityManagerService.INSTRUMENTATION_KEY_DISPATCHING_TIMEOUT; |
| 446 | } |
| 447 | } |
| 448 | |
| 449 | /** |
| 450 | * This method will return true if the activity is either visible, is becoming visible, is |
| 451 | * currently pausing, or is resumed. |
| 452 | */ |
| 453 | public boolean isInterestingToUserLocked() { |
| 454 | return visible || nowVisible || state == ActivityState.PAUSING || |
| 455 | state == ActivityState.RESUMED; |
| 456 | } |
| 457 | |
| 458 | |
| 459 | public String toString() { |
| 460 | return "HistoryRecord{" |
| 461 | + Integer.toHexString(System.identityHashCode(this)) |
| 462 | + " " + intent.getComponent().toShortString() + "}"; |
| 463 | } |
| 464 | } |