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gerrit-public.fairphone.software / platform / frameworks / base / 553ac6feb35ee0c18226489763649ea865a117c1 / . / services / core / java / com / android / server / am / ActivityTaskManagerService.java
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/*
* Copyright (C) 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*/
package com.android.server.am;
import static android.Manifest.permission.BIND_VOICE_INTERACTION;
import static android.Manifest.permission.CHANGE_CONFIGURATION;
import static android.Manifest.permission.CONTROL_REMOTE_APP_TRANSITION_ANIMATIONS;
import static android.Manifest.permission.INTERNAL_SYSTEM_WINDOW;
import static android.Manifest.permission.MANAGE_ACTIVITY_STACKS;
import static android.Manifest.permission.READ_FRAME_BUFFER;
import static android.Manifest.permission.REMOVE_TASKS;
import static android.Manifest.permission.START_TASKS_FROM_RECENTS;
import static android.app.ActivityManager.LOCK_TASK_MODE_NONE;
import static android.app.ActivityTaskManagerInternal.ASSIST_KEY_CONTENT;
import static android.app.ActivityTaskManagerInternal.ASSIST_KEY_DATA;
import static android.app.ActivityTaskManagerInternal.ASSIST_KEY_RECEIVER_EXTRAS;
import static android.app.ActivityTaskManagerInternal.ASSIST_KEY_STRUCTURE;
import static android.app.ActivityTaskManager.INVALID_STACK_ID;
import static android.app.ActivityTaskManager.RESIZE_MODE_PRESERVE_WINDOW;
import static android.app.ActivityTaskManager.SPLIT_SCREEN_CREATE_MODE_TOP_OR_LEFT;
import static android.app.WindowConfiguration.ACTIVITY_TYPE_STANDARD;
import static android.app.WindowConfiguration.ACTIVITY_TYPE_UNDEFINED;
import static android.app.WindowConfiguration.WINDOWING_MODE_FREEFORM;
import static android.app.WindowConfiguration.WINDOWING_MODE_FULLSCREEN;
import static android.app.WindowConfiguration.WINDOWING_MODE_FULLSCREEN_OR_SPLIT_SCREEN_SECONDARY;
import static android.app.WindowConfiguration.WINDOWING_MODE_PINNED;
import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_PRIMARY;
import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_SECONDARY;
import static android.app.WindowConfiguration.WINDOWING_MODE_UNDEFINED;
import static android.content.Intent.FLAG_ACTIVITY_NEW_TASK;
import static android.content.pm.PackageManager.PERMISSION_GRANTED;
import static android.os.Process.SYSTEM_UID;
import static android.service.voice.VoiceInteractionSession.SHOW_SOURCE_APPLICATION;
import static android.view.Display.DEFAULT_DISPLAY;
import static android.view.Display.INVALID_DISPLAY;
import static android.view.WindowManager.TRANSIT_ACTIVITY_OPEN;
import static android.view.WindowManager.TRANSIT_NONE;
import static android.view.WindowManager.TRANSIT_TASK_IN_PLACE;
import static android.view.WindowManager.TRANSIT_TASK_OPEN;
import static android.view.WindowManager.TRANSIT_TASK_TO_FRONT;
import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_ALL;
import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_CONFIGURATION;
import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_FOCUS;
import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_IMMERSIVE;
import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_LOCKTASK;
import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_OOM_ADJ;
import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_STACK;
import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_SWITCH;
import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_VISIBILITY;
import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_FOCUS;
import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_IMMERSIVE;
import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_LOCKTASK;
import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_STACK;
import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_SWITCH;
import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_VISIBILITY;
import static com.android.server.am.ActivityManagerDebugConfig.TAG_AM;
import static com.android.server.am.ActivityManagerDebugConfig.TAG_WITH_CLASS_NAME;
import static com.android.server.am.ActivityManagerService.ALLOW_FULL_ONLY;
import static com.android.server.am.ActivityManagerService.ANIMATE;
import static com.android.server.am.ActivityManagerService.DISPATCH_SCREEN_KEYGUARD_MSG;
import static com.android.server.am.ActivityManagerService.STOCK_PM_FLAGS;
import static com.android.server.am.ActivityStack.REMOVE_TASK_MODE_DESTROYING;
import static com.android.server.am.ActivityStackSupervisor.DEFER_RESUME;
import static com.android.server.am.ActivityStackSupervisor.MATCH_TASK_IN_STACKS_ONLY;
import static com.android.server.am.ActivityStackSupervisor.MATCH_TASK_IN_STACKS_OR_RECENT_TASKS;
import static com.android.server.am.ActivityStackSupervisor.ON_TOP;
import static com.android.server.am.ActivityStackSupervisor.PRESERVE_WINDOWS;
import static com.android.server.am.ActivityStackSupervisor.REMOVE_FROM_RECENTS;
import static com.android.server.am.TaskRecord.INVALID_TASK_ID;
import static com.android.server.am.TaskRecord.LOCK_TASK_AUTH_DONT_LOCK;
import static com.android.server.am.TaskRecord.REPARENT_KEEP_STACK_AT_FRONT;
import static com.android.server.am.TaskRecord.REPARENT_LEAVE_STACK_IN_PLACE;
import static com.android.server.wm.RecentsAnimationController.REORDER_KEEP_IN_PLACE;
import static com.android.server.wm.RecentsAnimationController.REORDER_MOVE_TO_ORIGINAL_POSITION;
import android.Manifest;
import android.annotation.Nullable;
import android.annotation.UserIdInt;
import android.app.Activity;
import android.app.ActivityManager;
import android.app.ActivityOptions;
import android.app.ActivityTaskManager;
import android.app.ActivityTaskManagerInternal;
import android.app.AppGlobals;
import android.app.IActivityTaskManager;
import android.app.IApplicationThread;
import android.app.IAssistDataReceiver;
import android.app.ITaskStackListener;
import android.app.PictureInPictureParams;
import android.app.ProfilerInfo;
import android.app.RemoteAction;
import android.app.WaitResult;
import android.app.WindowConfiguration;
import android.app.admin.DevicePolicyCache;
import android.app.assist.AssistContent;
import android.app.assist.AssistStructure;
import android.app.usage.UsageEvents;
import android.content.ActivityNotFoundException;
import android.content.ComponentName;
import android.content.Context;
import android.content.IIntentSender;
import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.content.pm.PackageManager;
import android.content.pm.ParceledListSlice;
import android.content.pm.ResolveInfo;
import android.content.res.Configuration;
import android.graphics.Bitmap;
import android.graphics.Point;
import android.graphics.Rect;
import android.metrics.LogMaker;
import android.net.Uri;
import android.os.Binder;
import android.os.Bundle;
import android.os.Handler;
import android.os.IBinder;
import android.os.LocaleList;
import android.os.Looper;
import android.os.Message;
import android.os.PersistableBundle;
import android.os.Process;
import android.os.RemoteException;
import android.os.TransactionTooLargeException;
import android.os.UserHandle;
import android.provider.Settings;
import android.service.voice.IVoiceInteractionSession;
import android.service.voice.VoiceInteractionManagerInternal;
import android.telecom.TelecomManager;
import android.text.TextUtils;
import android.util.Slog;
import android.util.SparseIntArray;
import android.util.proto.ProtoOutputStream;
import android.view.IRecentsAnimationRunner;
import android.view.RemoteAnimationAdapter;
import android.view.RemoteAnimationDefinition;
import com.android.internal.app.AssistUtils;
import com.android.internal.app.IVoiceInteractor;
import com.android.internal.logging.MetricsLogger;
import com.android.internal.os.logging.MetricsLoggerWrapper;
import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
import com.android.internal.policy.IKeyguardDismissCallback;
import com.android.internal.policy.KeyguardDismissCallback;
import com.android.internal.util.Preconditions;
import com.android.server.LocalServices;
import com.android.server.SystemService;
import com.android.server.Watchdog;
import com.android.server.vr.VrManagerInternal;
import com.android.server.wm.PinnedStackWindowController;
import com.android.server.wm.WindowManagerService;
import java.io.File;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.List;
/**
* System service for managing activities and their containers (task, stacks, displays,... ).
*
* {@hide}
*/
public class ActivityTaskManagerService extends IActivityTaskManager.Stub {
private static final String TAG = TAG_WITH_CLASS_NAME ? "ActivityTaskManagerService" : TAG_AM;
private static final String TAG_STACK = TAG + POSTFIX_STACK;
private static final String TAG_SWITCH = TAG + POSTFIX_SWITCH;
private static final String TAG_IMMERSIVE = TAG + POSTFIX_IMMERSIVE;
private static final String TAG_FOCUS = TAG + POSTFIX_FOCUS;
private static final String TAG_VISIBILITY = TAG + POSTFIX_VISIBILITY;
private static final String TAG_LOCKTASK = TAG + POSTFIX_LOCKTASK;
Context mContext;
H mH;
ActivityManagerService mAm;
/* Global service lock used by the package the owns this service. */
Object mGlobalLock;
ActivityStackSupervisor mStackSupervisor;
WindowManagerService mWindowManager;
/** List of intents that were used to start the most recent tasks. */
private RecentTasks mRecentTasks;
/** State of external calls telling us if the device is awake or asleep. */
private boolean mKeyguardShown = false;
// Wrapper around VoiceInteractionServiceManager
private AssistUtils mAssistUtils;
// VoiceInteraction session ID that changes for each new request except when
// being called for multi-window assist in a single session.
private int mViSessionId = 1000;
// How long to wait in getAssistContextExtras for the activity and foreground services
// to respond with the result.
private static final int PENDING_ASSIST_EXTRAS_TIMEOUT = 500;
// How long top wait when going through the modern assist (which doesn't need to block
// on getting this result before starting to launch its UI).
private static final int PENDING_ASSIST_EXTRAS_LONG_TIMEOUT = 2000;
// How long to wait in getAutofillAssistStructure() for the activity to respond with the result.
private static final int PENDING_AUTOFILL_ASSIST_STRUCTURE_TIMEOUT = 2000;
private final ArrayList<PendingAssistExtras> mPendingAssistExtras = new ArrayList<>();
// Keeps track of the active voice interaction service component, notified from
// VoiceInteractionManagerService
ComponentName mActiveVoiceInteractionServiceComponent;
private VrController mVrController;
KeyguardController mKeyguardController;
private final ClientLifecycleManager mLifecycleManager;
private TaskChangeNotificationController mTaskChangeNotificationController;
/** The controller for all operations related to locktask. */
private LockTaskController mLockTaskController;
private ActivityStartController mActivityStartController;
boolean mSuppressResizeConfigChanges;
private final UpdateConfigurationResult mTmpUpdateConfigurationResult =
new UpdateConfigurationResult();
static final class UpdateConfigurationResult {
// Configuration changes that were updated.
int changes;
// If the activity was relaunched to match the new configuration.
boolean activityRelaunched;
void reset() {
changes = 0;
activityRelaunched = false;
}
}
/** Current sequencing integer of the configuration, for skipping old configurations. */
int mConfigurationSeq;
/**
* Temp object used when global and/or display override configuration is updated. It is also
* sent to outer world instead of {@link #getGlobalConfiguration} because we don't trust
* anyone...
*/
Configuration mTempConfig = new Configuration();
ActivityTaskManagerService(Context context) {
mContext = context;
mLifecycleManager = new ClientLifecycleManager();
}
void onSystemReady() {
mAssistUtils = new AssistUtils(mContext);
mVrController.onSystemReady();
mRecentTasks.onSystemReadyLocked();
}
// TODO: Will be converted to WM lock once transition is complete.
void setActivityManagerService(ActivityManagerService am) {
mAm = am;
mGlobalLock = mAm;
mH = new H(mAm.mHandlerThread.getLooper());
mTempConfig.setToDefaults();
mTempConfig.setLocales(LocaleList.getDefault());
mConfigurationSeq = mTempConfig.seq = 1;
mStackSupervisor = createStackSupervisor();
mStackSupervisor.onConfigurationChanged(mTempConfig);
mTaskChangeNotificationController =
new TaskChangeNotificationController(mAm, mStackSupervisor, mH);
mLockTaskController = new LockTaskController(mContext, mStackSupervisor, mH);
mActivityStartController = new ActivityStartController(this);
mRecentTasks = createRecentTasks();
mStackSupervisor.setRecentTasks(mRecentTasks);
mVrController = new VrController(mAm);
mKeyguardController = mStackSupervisor.getKeyguardController();
}
protected ActivityStackSupervisor createStackSupervisor() {
final ActivityStackSupervisor supervisor = new ActivityStackSupervisor(this, mH.getLooper());
supervisor.initialize();
return supervisor;
}
void setWindowManager(WindowManagerService wm) {
mWindowManager = wm;
mLockTaskController.setWindowManager(wm);
}
protected RecentTasks createRecentTasks() {
return new RecentTasks(this, mStackSupervisor);
}
RecentTasks getRecentTasks() {
return mRecentTasks;
}
ClientLifecycleManager getLifecycleManager() {
return mLifecycleManager;
}
ActivityStartController getActivityStartController() {
return mActivityStartController;
}
TaskChangeNotificationController getTaskChangeNotificationController() {
return mTaskChangeNotificationController;
}
LockTaskController getLockTaskController() {
return mLockTaskController;
}
private void start() {
LocalServices.addService(ActivityTaskManagerInternal.class, new LocalService());
}
public static final class Lifecycle extends SystemService {
private final ActivityTaskManagerService mService;
public Lifecycle(Context context) {
super(context);
mService = new ActivityTaskManagerService(context);
}
@Override
public void onStart() {
publishBinderService(Context.ACTIVITY_TASK_SERVICE, mService);
mService.start();
}
public ActivityTaskManagerService getService() {
return mService;
}
}
@Override
public final int startActivity(IApplicationThread caller, String callingPackage,
Intent intent, String resolvedType, IBinder resultTo, String resultWho, int requestCode,
int startFlags, ProfilerInfo profilerInfo, Bundle bOptions) {
return startActivityAsUser(caller, callingPackage, intent, resolvedType, resultTo,
resultWho, requestCode, startFlags, profilerInfo, bOptions,
UserHandle.getCallingUserId());
}
@Override
public final int startActivities(IApplicationThread caller, String callingPackage,
Intent[] intents, String[] resolvedTypes, IBinder resultTo, Bundle bOptions,
int userId) {
final String reason = "startActivities";
mAm.enforceNotIsolatedCaller(reason);
userId = mAm.mUserController.handleIncomingUser(Binder.getCallingPid(),
Binder.getCallingUid(), userId, false, ALLOW_FULL_ONLY, reason, null);
// TODO: Switch to user app stacks here.
return getActivityStartController().startActivities(caller, -1, callingPackage, intents,
resolvedTypes, resultTo, SafeActivityOptions.fromBundle(bOptions), userId, reason);
}
@Override
public int startActivityAsUser(IApplicationThread caller, String callingPackage,
Intent intent, String resolvedType, IBinder resultTo, String resultWho, int requestCode,
int startFlags, ProfilerInfo profilerInfo, Bundle bOptions, int userId) {
return startActivityAsUser(caller, callingPackage, intent, resolvedType, resultTo,
resultWho, requestCode, startFlags, profilerInfo, bOptions, userId,
true /*validateIncomingUser*/);
}
int startActivityAsUser(IApplicationThread caller, String callingPackage,
Intent intent, String resolvedType, IBinder resultTo, String resultWho, int requestCode,
int startFlags, ProfilerInfo profilerInfo, Bundle bOptions, int userId,
boolean validateIncomingUser) {
mAm.enforceNotIsolatedCaller("startActivityAsUser");
userId = getActivityStartController().checkTargetUser(userId, validateIncomingUser,
Binder.getCallingPid(), Binder.getCallingUid(), "startActivityAsUser");
// TODO: Switch to user app stacks here.
return getActivityStartController().obtainStarter(intent, "startActivityAsUser")
.setCaller(caller)
.setCallingPackage(callingPackage)
.setResolvedType(resolvedType)
.setResultTo(resultTo)
.setResultWho(resultWho)
.setRequestCode(requestCode)
.setStartFlags(startFlags)
.setProfilerInfo(profilerInfo)
.setActivityOptions(bOptions)
.setMayWait(userId)
.execute();
}
@Override
public int startActivityIntentSender(IApplicationThread caller, IIntentSender target,
IBinder whitelistToken, Intent fillInIntent, String resolvedType, IBinder resultTo,
String resultWho, int requestCode, int flagsMask, int flagsValues, Bundle bOptions)
throws TransactionTooLargeException {
mAm.enforceNotIsolatedCaller("startActivityIntentSender");
// Refuse possible leaked file descriptors
if (fillInIntent != null && fillInIntent.hasFileDescriptors()) {
throw new IllegalArgumentException("File descriptors passed in Intent");
}
if (!(target instanceof PendingIntentRecord)) {
throw new IllegalArgumentException("Bad PendingIntent object");
}
PendingIntentRecord pir = (PendingIntentRecord)target;
synchronized (mGlobalLock) {
// If this is coming from the currently resumed activity, it is
// effectively saying that app switches are allowed at this point.
final ActivityStack stack = mAm.getFocusedStack();
if (stack.mResumedActivity != null &&
stack.mResumedActivity.info.applicationInfo.uid == Binder.getCallingUid()) {
mAm.mAppSwitchesAllowedTime = 0;
}
}
int ret = pir.sendInner(0, fillInIntent, resolvedType, whitelistToken, null, null,
resultTo, resultWho, requestCode, flagsMask, flagsValues, bOptions);
return ret;
}
@Override
public boolean startNextMatchingActivity(IBinder callingActivity, Intent intent,
Bundle bOptions) {
// Refuse possible leaked file descriptors
if (intent != null && intent.hasFileDescriptors()) {
throw new IllegalArgumentException("File descriptors passed in Intent");
}
SafeActivityOptions options = SafeActivityOptions.fromBundle(bOptions);
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.isInStackLocked(callingActivity);
if (r == null) {
SafeActivityOptions.abort(options);
return false;
}
if (r.app == null || r.app.thread == null) {
// The caller is not running... d'oh!
SafeActivityOptions.abort(options);
return false;
}
intent = new Intent(intent);
// The caller is not allowed to change the data.
intent.setDataAndType(r.intent.getData(), r.intent.getType());
// And we are resetting to find the next component...
intent.setComponent(null);
final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0);
ActivityInfo aInfo = null;
try {
List<ResolveInfo> resolves =
AppGlobals.getPackageManager().queryIntentActivities(
intent, r.resolvedType,
PackageManager.MATCH_DEFAULT_ONLY | STOCK_PM_FLAGS,
UserHandle.getCallingUserId()).getList();
// Look for the original activity in the list...
final int N = resolves != null ? resolves.size() : 0;
for (int i=0; i<N; i++) {
ResolveInfo rInfo = resolves.get(i);
if (rInfo.activityInfo.packageName.equals(r.packageName)
&& rInfo.activityInfo.name.equals(r.info.name)) {
// We found the current one... the next matching is
// after it.
i++;
if (i<N) {
aInfo = resolves.get(i).activityInfo;
}
if (debug) {
Slog.v(TAG, "Next matching activity: found current " + r.packageName
+ "/" + r.info.name);
Slog.v(TAG, "Next matching activity: next is " + ((aInfo == null)
? "null" : aInfo.packageName + "/" + aInfo.name));
}
break;
}
}
} catch (RemoteException e) {
}
if (aInfo == null) {
// Nobody who is next!
SafeActivityOptions.abort(options);
if (debug) Slog.d(TAG, "Next matching activity: nothing found");
return false;
}
intent.setComponent(new ComponentName(
aInfo.applicationInfo.packageName, aInfo.name));
intent.setFlags(intent.getFlags()&~(
Intent.FLAG_ACTIVITY_FORWARD_RESULT|
Intent.FLAG_ACTIVITY_CLEAR_TOP|
Intent.FLAG_ACTIVITY_MULTIPLE_TASK|
FLAG_ACTIVITY_NEW_TASK));
// Okay now we need to start the new activity, replacing the currently running activity.
// This is a little tricky because we want to start the new one as if the current one is
// finished, but not finish the current one first so that there is no flicker.
// And thus...
final boolean wasFinishing = r.finishing;
r.finishing = true;
// Propagate reply information over to the new activity.
final ActivityRecord resultTo = r.resultTo;
final String resultWho = r.resultWho;
final int requestCode = r.requestCode;
r.resultTo = null;
if (resultTo != null) {
resultTo.removeResultsLocked(r, resultWho, requestCode);
}
final long origId = Binder.clearCallingIdentity();
// TODO(b/64750076): Check if calling pid should really be -1.
final int res = getActivityStartController()
.obtainStarter(intent, "startNextMatchingActivity")
.setCaller(r.app.thread)
.setResolvedType(r.resolvedType)
.setActivityInfo(aInfo)
.setResultTo(resultTo != null ? resultTo.appToken : null)
.setResultWho(resultWho)
.setRequestCode(requestCode)
.setCallingPid(-1)
.setCallingUid(r.launchedFromUid)
.setCallingPackage(r.launchedFromPackage)
.setRealCallingPid(-1)
.setRealCallingUid(r.launchedFromUid)
.setActivityOptions(options)
.execute();
Binder.restoreCallingIdentity(origId);
r.finishing = wasFinishing;
if (res != ActivityManager.START_SUCCESS) {
return false;
}
return true;
}
}
@Override
public final WaitResult startActivityAndWait(IApplicationThread caller, String callingPackage,
Intent intent, String resolvedType, IBinder resultTo, String resultWho, int requestCode,
int startFlags, ProfilerInfo profilerInfo, Bundle bOptions, int userId) {
final WaitResult res = new WaitResult();
synchronized (mGlobalLock) {
mAm.enforceNotIsolatedCaller("startActivityAndWait");
userId = mAm.mUserController.handleIncomingUser(Binder.getCallingPid(),
Binder.getCallingUid(), userId, false, ALLOW_FULL_ONLY,
"startActivityAndWait", null);
// TODO: Switch to user app stacks here.
getActivityStartController().obtainStarter(intent, "startActivityAndWait")
.setCaller(caller)
.setCallingPackage(callingPackage)
.setResolvedType(resolvedType)
.setResultTo(resultTo)
.setResultWho(resultWho)
.setRequestCode(requestCode)
.setStartFlags(startFlags)
.setActivityOptions(bOptions)
.setMayWait(userId)
.setProfilerInfo(profilerInfo)
.setWaitResult(res)
.execute();
}
return res;
}
@Override
public final int startActivityWithConfig(IApplicationThread caller, String callingPackage,
Intent intent, String resolvedType, IBinder resultTo, String resultWho, int requestCode,
int startFlags, Configuration config, Bundle bOptions, int userId) {
synchronized (mGlobalLock) {
mAm.enforceNotIsolatedCaller("startActivityWithConfig");
userId = mAm.mUserController.handleIncomingUser(Binder.getCallingPid(),
Binder.getCallingUid(), userId, false, ALLOW_FULL_ONLY,
"startActivityWithConfig", null);
// TODO: Switch to user app stacks here.
return getActivityStartController().obtainStarter(intent, "startActivityWithConfig")
.setCaller(caller)
.setCallingPackage(callingPackage)
.setResolvedType(resolvedType)
.setResultTo(resultTo)
.setResultWho(resultWho)
.setRequestCode(requestCode)
.setStartFlags(startFlags)
.setGlobalConfiguration(config)
.setActivityOptions(bOptions)
.setMayWait(userId)
.execute();
}
}
@Override
public final int startActivityAsCaller(IApplicationThread caller, String callingPackage,
Intent intent, String resolvedType, IBinder resultTo, String resultWho, int requestCode,
int startFlags, ProfilerInfo profilerInfo, Bundle bOptions, boolean ignoreTargetSecurity,
int userId) {
// This is very dangerous -- it allows you to perform a start activity (including
// permission grants) as any app that may launch one of your own activities. So
// we will only allow this to be done from activities that are part of the core framework,
// and then only when they are running as the system.
final ActivityRecord sourceRecord;
final int targetUid;
final String targetPackage;
final boolean isResolver;
synchronized (mGlobalLock) {
if (resultTo == null) {
throw new SecurityException("Must be called from an activity");
}
sourceRecord = mStackSupervisor.isInAnyStackLocked(resultTo);
if (sourceRecord == null) {
throw new SecurityException("Called with bad activity token: " + resultTo);
}
if (!sourceRecord.info.packageName.equals("android")) {
throw new SecurityException(
"Must be called from an activity that is declared in the android package");
}
if (sourceRecord.app == null) {
throw new SecurityException("Called without a process attached to activity");
}
if (UserHandle.getAppId(sourceRecord.app.uid) != SYSTEM_UID) {
// This is still okay, as long as this activity is running under the
// uid of the original calling activity.
if (sourceRecord.app.uid != sourceRecord.launchedFromUid) {
throw new SecurityException(
"Calling activity in uid " + sourceRecord.app.uid
+ " must be system uid or original calling uid "
+ sourceRecord.launchedFromUid);
}
}
if (ignoreTargetSecurity) {
if (intent.getComponent() == null) {
throw new SecurityException(
"Component must be specified with ignoreTargetSecurity");
}
if (intent.getSelector() != null) {
throw new SecurityException(
"Selector not allowed with ignoreTargetSecurity");
}
}
targetUid = sourceRecord.launchedFromUid;
targetPackage = sourceRecord.launchedFromPackage;
isResolver = sourceRecord.isResolverOrChildActivity();
}
if (userId == UserHandle.USER_NULL) {
userId = UserHandle.getUserId(sourceRecord.app.uid);
}
// TODO: Switch to user app stacks here.
try {
return getActivityStartController().obtainStarter(intent, "startActivityAsCaller")
.setCallingUid(targetUid)
.setCallingPackage(targetPackage)
.setResolvedType(resolvedType)
.setResultTo(resultTo)
.setResultWho(resultWho)
.setRequestCode(requestCode)
.setStartFlags(startFlags)
.setActivityOptions(bOptions)
.setMayWait(userId)
.setIgnoreTargetSecurity(ignoreTargetSecurity)
.setFilterCallingUid(isResolver ? 0 /* system */ : targetUid)
.execute();
} catch (SecurityException e) {
// XXX need to figure out how to propagate to original app.
// A SecurityException here is generally actually a fault of the original
// calling activity (such as a fairly granting permissions), so propagate it
// back to them.
/*
StringBuilder msg = new StringBuilder();
msg.append("While launching");
msg.append(intent.toString());
msg.append(": ");
msg.append(e.getMessage());
*/
throw e;
}
}
@Override
public int startVoiceActivity(String callingPackage, int callingPid, int callingUid,
Intent intent, String resolvedType, IVoiceInteractionSession session,
IVoiceInteractor interactor, int startFlags, ProfilerInfo profilerInfo,
Bundle bOptions, int userId) {
mAm.enforceCallingPermission(BIND_VOICE_INTERACTION, "startVoiceActivity()");
if (session == null || interactor == null) {
throw new NullPointerException("null session or interactor");
}
userId = mAm.mUserController.handleIncomingUser(callingPid, callingUid, userId, false,
ALLOW_FULL_ONLY, "startVoiceActivity", null);
// TODO: Switch to user app stacks here.
return getActivityStartController().obtainStarter(intent, "startVoiceActivity")
.setCallingUid(callingUid)
.setCallingPackage(callingPackage)
.setResolvedType(resolvedType)
.setVoiceSession(session)
.setVoiceInteractor(interactor)
.setStartFlags(startFlags)
.setProfilerInfo(profilerInfo)
.setActivityOptions(bOptions)
.setMayWait(userId)
.execute();
}
@Override
public int startAssistantActivity(String callingPackage, int callingPid, int callingUid,
Intent intent, String resolvedType, Bundle bOptions, int userId) {
mAm.enforceCallingPermission(BIND_VOICE_INTERACTION, "startAssistantActivity()");
userId = mAm.mUserController.handleIncomingUser(callingPid, callingUid, userId, false,
ALLOW_FULL_ONLY, "startAssistantActivity", null);
return getActivityStartController().obtainStarter(intent, "startAssistantActivity")
.setCallingUid(callingUid)
.setCallingPackage(callingPackage)
.setResolvedType(resolvedType)
.setActivityOptions(bOptions)
.setMayWait(userId)
.execute();
}
@Override
public void startRecentsActivity(Intent intent, IAssistDataReceiver assistDataReceiver,
IRecentsAnimationRunner recentsAnimationRunner) {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS, "startRecentsActivity()");
final int callingPid = Binder.getCallingPid();
final long origId = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
final ComponentName recentsComponent = mRecentTasks.getRecentsComponent();
final int recentsUid = mRecentTasks.getRecentsComponentUid();
// Start a new recents animation
final RecentsAnimation anim = new RecentsAnimation(mAm, mStackSupervisor,
getActivityStartController(), mAm.mWindowManager, mAm.mUserController,
callingPid);
anim.startRecentsActivity(intent, recentsAnimationRunner, recentsComponent,
recentsUid, assistDataReceiver);
}
} finally {
Binder.restoreCallingIdentity(origId);
}
}
@Override
public final int startActivityFromRecents(int taskId, Bundle bOptions) {
mAm.enforceCallerIsRecentsOrHasPermission(START_TASKS_FROM_RECENTS,
"startActivityFromRecents()");
final int callingPid = Binder.getCallingPid();
final int callingUid = Binder.getCallingUid();
final SafeActivityOptions safeOptions = SafeActivityOptions.fromBundle(bOptions);
final long origId = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
return mStackSupervisor.startActivityFromRecents(callingPid, callingUid, taskId,
safeOptions);
}
} finally {
Binder.restoreCallingIdentity(origId);
}
}
/**
* This is the internal entry point for handling Activity.finish().
*
* @param token The Binder token referencing the Activity we want to finish.
* @param resultCode Result code, if any, from this Activity.
* @param resultData Result data (Intent), if any, from this Activity.
* @param finishTask Whether to finish the task associated with this Activity.
*
* @return Returns true if the activity successfully finished, or false if it is still running.
*/
@Override
public final boolean finishActivity(IBinder token, int resultCode, Intent resultData,
int finishTask) {
// Refuse possible leaked file descriptors
if (resultData != null && resultData.hasFileDescriptors()) {
throw new IllegalArgumentException("File descriptors passed in Intent");
}
synchronized (mGlobalLock) {
ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
return true;
}
// Keep track of the root activity of the task before we finish it
TaskRecord tr = r.getTask();
ActivityRecord rootR = tr.getRootActivity();
if (rootR == null) {
Slog.w(TAG, "Finishing task with all activities already finished");
}
// Do not allow task to finish if last task in lockTask mode. Launchable priv-apps can
// finish.
if (getLockTaskController().activityBlockedFromFinish(r)) {
return false;
}
if (mAm.mController != null) {
// Find the first activity that is not finishing.
ActivityRecord next = r.getStack().topRunningActivityLocked(token, 0);
if (next != null) {
// ask watcher if this is allowed
boolean resumeOK = true;
try {
resumeOK = mAm.mController.activityResuming(next.packageName);
} catch (RemoteException e) {
mAm.mController = null;
Watchdog.getInstance().setActivityController(null);
}
if (!resumeOK) {
Slog.i(TAG, "Not finishing activity because controller resumed");
return false;
}
}
}
final long origId = Binder.clearCallingIdentity();
try {
boolean res;
final boolean finishWithRootActivity =
finishTask == Activity.FINISH_TASK_WITH_ROOT_ACTIVITY;
if (finishTask == Activity.FINISH_TASK_WITH_ACTIVITY
|| (finishWithRootActivity && r == rootR)) {
// If requested, remove the task that is associated to this activity only if it
// was the root activity in the task. The result code and data is ignored
// because we don't support returning them across task boundaries. Also, to
// keep backwards compatibility we remove the task from recents when finishing
// task with root activity.
res = mStackSupervisor.removeTaskByIdLocked(tr.taskId, false,
finishWithRootActivity, "finish-activity");
if (!res) {
Slog.i(TAG, "Removing task failed to finish activity");
}
} else {
res = tr.getStack().requestFinishActivityLocked(token, resultCode,
resultData, "app-request", true);
if (!res) {
Slog.i(TAG, "Failed to finish by app-request");
}
}
return res;
} finally {
Binder.restoreCallingIdentity(origId);
}
}
}
@Override
public boolean finishActivityAffinity(IBinder token) {
synchronized (mGlobalLock) {
final long origId = Binder.clearCallingIdentity();
try {
ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
return false;
}
// Do not allow task to finish if last task in lockTask mode. Launchable priv-apps
// can finish.
final TaskRecord task = r.getTask();
if (getLockTaskController().activityBlockedFromFinish(r)) {
return false;
}
return task.getStack().finishActivityAffinityLocked(r);
} finally {
Binder.restoreCallingIdentity(origId);
}
}
}
@Override
public final void activityIdle(IBinder token, Configuration config, boolean stopProfiling) {
final long origId = Binder.clearCallingIdentity();
synchronized (mGlobalLock) {
ActivityStack stack = ActivityRecord.getStackLocked(token);
if (stack != null) {
ActivityRecord r =
mStackSupervisor.activityIdleInternalLocked(token, false /* fromTimeout */,
false /* processPausingActivities */, config);
if (stopProfiling) {
if ((mAm.mProfileProc == r.app) && mAm.mProfilerInfo != null) {
mAm.clearProfilerLocked();
}
}
}
}
Binder.restoreCallingIdentity(origId);
}
@Override
public final void activityResumed(IBinder token) {
final long origId = Binder.clearCallingIdentity();
synchronized (mGlobalLock) {
ActivityRecord.activityResumedLocked(token);
mAm.mWindowManager.notifyAppResumedFinished(token);
}
Binder.restoreCallingIdentity(origId);
}
@Override
public final void activityPaused(IBinder token) {
final long origId = Binder.clearCallingIdentity();
synchronized (mGlobalLock) {
ActivityStack stack = ActivityRecord.getStackLocked(token);
if (stack != null) {
stack.activityPausedLocked(token, false);
}
}
Binder.restoreCallingIdentity(origId);
}
@Override
public final void activityStopped(IBinder token, Bundle icicle,
PersistableBundle persistentState, CharSequence description) {
if (DEBUG_ALL) Slog.v(TAG, "Activity stopped: token=" + token);
// Refuse possible leaked file descriptors
if (icicle != null && icicle.hasFileDescriptors()) {
throw new IllegalArgumentException("File descriptors passed in Bundle");
}
final long origId = Binder.clearCallingIdentity();
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r != null) {
r.activityStoppedLocked(icicle, persistentState, description);
}
}
mAm.trimApplications();
Binder.restoreCallingIdentity(origId);
}
@Override
public final void activityDestroyed(IBinder token) {
if (DEBUG_SWITCH) Slog.v(TAG_SWITCH, "ACTIVITY DESTROYED: " + token);
synchronized (mGlobalLock) {
ActivityStack stack = ActivityRecord.getStackLocked(token);
if (stack != null) {
stack.activityDestroyedLocked(token, "activityDestroyed");
}
}
}
@Override
public final void activityRelaunched(IBinder token) {
final long origId = Binder.clearCallingIdentity();
synchronized (mGlobalLock) {
mStackSupervisor.activityRelaunchedLocked(token);
}
Binder.restoreCallingIdentity(origId);
}
public final void activitySlept(IBinder token) {
if (DEBUG_ALL) Slog.v(TAG, "Activity slept: token=" + token);
final long origId = Binder.clearCallingIdentity();
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r != null) {
mStackSupervisor.activitySleptLocked(r);
}
}
Binder.restoreCallingIdentity(origId);
}
@Override
public void setRequestedOrientation(IBinder token, int requestedOrientation) {
synchronized (mGlobalLock) {
ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
return;
}
final long origId = Binder.clearCallingIdentity();
try {
r.setRequestedOrientation(requestedOrientation);
} finally {
Binder.restoreCallingIdentity(origId);
}
}
}
@Override
public int getRequestedOrientation(IBinder token) {
synchronized (mGlobalLock) {
ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
return ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED;
}
return r.getRequestedOrientation();
}
}
@Override
public void setImmersive(IBinder token, boolean immersive) {
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
throw new IllegalArgumentException();
}
r.immersive = immersive;
// update associated state if we're frontmost
if (r == mStackSupervisor.getResumedActivityLocked()) {
if (DEBUG_IMMERSIVE) Slog.d(TAG_IMMERSIVE, "Frontmost changed immersion: "+ r);
mAm.applyUpdateLockStateLocked(r);
}
}
}
@Override
public boolean isImmersive(IBinder token) {
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
throw new IllegalArgumentException();
}
return r.immersive;
}
}
@Override
public boolean isTopActivityImmersive() {
mAm.enforceNotIsolatedCaller("isTopActivityImmersive");
synchronized (mGlobalLock) {
final ActivityRecord r = mAm.getFocusedStack().topRunningActivityLocked();
return (r != null) ? r.immersive : false;
}
}
@Override
public void overridePendingTransition(IBinder token, String packageName,
int enterAnim, int exitAnim) {
synchronized (mGlobalLock) {
ActivityRecord self = ActivityRecord.isInStackLocked(token);
if (self == null) {
return;
}
final long origId = Binder.clearCallingIdentity();
if (self.isState(
ActivityStack.ActivityState.RESUMED, ActivityStack.ActivityState.PAUSING)) {
mAm.mWindowManager.overridePendingAppTransition(packageName,
enterAnim, exitAnim, null);
}
Binder.restoreCallingIdentity(origId);
}
}
@Override
public int getFrontActivityScreenCompatMode() {
mAm.enforceNotIsolatedCaller("getFrontActivityScreenCompatMode");
synchronized (mGlobalLock) {
return mAm.mCompatModePackages.getFrontActivityScreenCompatModeLocked();
}
}
@Override
public void setFrontActivityScreenCompatMode(int mode) {
mAm.enforceCallingPermission(android.Manifest.permission.SET_SCREEN_COMPATIBILITY,
"setFrontActivityScreenCompatMode");
synchronized (mGlobalLock) {
mAm.mCompatModePackages.setFrontActivityScreenCompatModeLocked(mode);
}
}
@Override
public int getLaunchedFromUid(IBinder activityToken) {
ActivityRecord srec;
synchronized (mGlobalLock) {
srec = ActivityRecord.forTokenLocked(activityToken);
}
if (srec == null) {
return -1;
}
return srec.launchedFromUid;
}
@Override
public String getLaunchedFromPackage(IBinder activityToken) {
ActivityRecord srec;
synchronized (mGlobalLock) {
srec = ActivityRecord.forTokenLocked(activityToken);
}
if (srec == null) {
return null;
}
return srec.launchedFromPackage;
}
@Override
public boolean convertFromTranslucent(IBinder token) {
final long origId = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
return false;
}
final boolean translucentChanged = r.changeWindowTranslucency(true);
if (translucentChanged) {
mStackSupervisor.ensureActivitiesVisibleLocked(null, 0, !PRESERVE_WINDOWS);
}
mAm.mWindowManager.setAppFullscreen(token, true);
return translucentChanged;
}
} finally {
Binder.restoreCallingIdentity(origId);
}
}
@Override
public boolean convertToTranslucent(IBinder token, Bundle options) {
SafeActivityOptions safeOptions = SafeActivityOptions.fromBundle(options);
final long origId = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
return false;
}
final TaskRecord task = r.getTask();
int index = task.mActivities.lastIndexOf(r);
if (index > 0) {
ActivityRecord under = task.mActivities.get(index - 1);
under.returningOptions = safeOptions != null ? safeOptions.getOptions(r) : null;
}
final boolean translucentChanged = r.changeWindowTranslucency(false);
if (translucentChanged) {
r.getStack().convertActivityToTranslucent(r);
}
mStackSupervisor.ensureActivitiesVisibleLocked(null, 0, !PRESERVE_WINDOWS);
mAm.mWindowManager.setAppFullscreen(token, false);
return translucentChanged;
}
} finally {
Binder.restoreCallingIdentity(origId);
}
}
@Override
public void notifyActivityDrawn(IBinder token) {
if (DEBUG_VISIBILITY) Slog.d(TAG_VISIBILITY, "notifyActivityDrawn: token=" + token);
synchronized (mGlobalLock) {
ActivityRecord r = mStackSupervisor.isInAnyStackLocked(token);
if (r != null) {
r.getStack().notifyActivityDrawnLocked(r);
}
}
}
@Override
public void reportActivityFullyDrawn(IBinder token, boolean restoredFromBundle) {
synchronized (mGlobalLock) {
ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
return;
}
r.reportFullyDrawnLocked(restoredFromBundle);
}
}
@Override
public int getActivityDisplayId(IBinder activityToken) throws RemoteException {
synchronized (mGlobalLock) {
final ActivityStack stack = ActivityRecord.getStackLocked(activityToken);
if (stack != null && stack.mDisplayId != INVALID_DISPLAY) {
return stack.mDisplayId;
}
return DEFAULT_DISPLAY;
}
}
@Override
public ActivityManager.StackInfo getFocusedStackInfo() throws RemoteException {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS, "getStackInfo()");
long ident = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
ActivityStack focusedStack = mAm.getFocusedStack();
if (focusedStack != null) {
return mStackSupervisor.getStackInfo(focusedStack.mStackId);
}
return null;
}
} finally {
Binder.restoreCallingIdentity(ident);
}
}
@Override
public void setFocusedStack(int stackId) {
mAm.enforceCallingPermission(MANAGE_ACTIVITY_STACKS, "setFocusedStack()");
if (DEBUG_FOCUS) Slog.d(TAG_FOCUS, "setFocusedStack: stackId=" + stackId);
final long callingId = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
final ActivityStack stack = mStackSupervisor.getStack(stackId);
if (stack == null) {
Slog.w(TAG, "setFocusedStack: No stack with id=" + stackId);
return;
}
final ActivityRecord r = stack.topRunningActivityLocked();
if (mStackSupervisor.moveFocusableActivityStackToFrontLocked(
r, "setFocusedStack")) {
mStackSupervisor.resumeFocusedStackTopActivityLocked();
}
}
} finally {
Binder.restoreCallingIdentity(callingId);
}
}
@Override
public void setFocusedTask(int taskId) {
mAm.enforceCallingPermission(MANAGE_ACTIVITY_STACKS, "setFocusedTask()");
if (DEBUG_FOCUS) Slog.d(TAG_FOCUS, "setFocusedTask: taskId=" + taskId);
final long callingId = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
final TaskRecord task = mStackSupervisor.anyTaskForIdLocked(taskId);
if (task == null) {
return;
}
final ActivityRecord r = task.topRunningActivityLocked();
if (mStackSupervisor.moveFocusableActivityStackToFrontLocked(r, "setFocusedTask")) {
mStackSupervisor.resumeFocusedStackTopActivityLocked();
}
}
} finally {
Binder.restoreCallingIdentity(callingId);
}
}
@Override
public boolean removeTask(int taskId) {
mAm.enforceCallerIsRecentsOrHasPermission(REMOVE_TASKS, "removeTask()");
synchronized (mGlobalLock) {
final long ident = Binder.clearCallingIdentity();
try {
return mStackSupervisor.removeTaskByIdLocked(taskId, true, REMOVE_FROM_RECENTS,
"remove-task");
} finally {
Binder.restoreCallingIdentity(ident);
}
}
}
@Override
public boolean shouldUpRecreateTask(IBinder token, String destAffinity) {
synchronized (mGlobalLock) {
final ActivityRecord srec = ActivityRecord.forTokenLocked(token);
if (srec != null) {
return srec.getStack().shouldUpRecreateTaskLocked(srec, destAffinity);
}
}
return false;
}
@Override
public boolean navigateUpTo(IBinder token, Intent destIntent, int resultCode,
Intent resultData) {
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.forTokenLocked(token);
if (r != null) {
return r.getStack().navigateUpToLocked(r, destIntent, resultCode, resultData);
}
return false;
}
}
/**
* Attempts to move a task backwards in z-order (the order of activities within the task is
* unchanged).
*
* There are several possible results of this call:
* - if the task is locked, then we will show the lock toast
* - if there is a task behind the provided task, then that task is made visible and resumed as
* this task is moved to the back
* - otherwise, if there are no other tasks in the stack:
* - if this task is in the pinned stack, then we remove the stack completely, which will
* have the effect of moving the task to the top or bottom of the fullscreen stack
* (depending on whether it is visible)
* - otherwise, we simply return home and hide this task
*
* @param token A reference to the activity we wish to move
* @param nonRoot If false then this only works if the activity is the root
* of a task; if true it will work for any activity in a task.
* @return Returns true if the move completed, false if not.
*/
@Override
public boolean moveActivityTaskToBack(IBinder token, boolean nonRoot) {
mAm.enforceNotIsolatedCaller("moveActivityTaskToBack");
synchronized (mGlobalLock) {
final long origId = Binder.clearCallingIdentity();
try {
int taskId = ActivityRecord.getTaskForActivityLocked(token, !nonRoot);
final TaskRecord task = mStackSupervisor.anyTaskForIdLocked(taskId);
if (task != null) {
return ActivityRecord.getStackLocked(token).moveTaskToBackLocked(taskId);
}
} finally {
Binder.restoreCallingIdentity(origId);
}
}
return false;
}
@Override
public Rect getTaskBounds(int taskId) {
mAm.enforceCallingPermission(MANAGE_ACTIVITY_STACKS, "getTaskBounds()");
long ident = Binder.clearCallingIdentity();
Rect rect = new Rect();
try {
synchronized (mGlobalLock) {
final TaskRecord task = mStackSupervisor.anyTaskForIdLocked(taskId,
MATCH_TASK_IN_STACKS_OR_RECENT_TASKS);
if (task == null) {
Slog.w(TAG, "getTaskBounds: taskId=" + taskId + " not found");
return rect;
}
if (task.getStack() != null) {
// Return the bounds from window manager since it will be adjusted for various
// things like the presense of a docked stack for tasks that aren't resizeable.
task.getWindowContainerBounds(rect);
} else {
// Task isn't in window manager yet since it isn't associated with a stack.
// Return the persist value from activity manager
if (!task.matchParentBounds()) {
rect.set(task.getBounds());
} else if (task.mLastNonFullscreenBounds != null) {
rect.set(task.mLastNonFullscreenBounds);
}
}
}
} finally {
Binder.restoreCallingIdentity(ident);
}
return rect;
}
@Override
public ActivityManager.TaskDescription getTaskDescription(int id) {
synchronized (mGlobalLock) {
mAm.enforceCallerIsRecentsOrHasPermission(
MANAGE_ACTIVITY_STACKS, "getTaskDescription()");
final TaskRecord tr = mStackSupervisor.anyTaskForIdLocked(id,
MATCH_TASK_IN_STACKS_OR_RECENT_TASKS);
if (tr != null) {
return tr.lastTaskDescription;
}
}
return null;
}
@Override
public void setTaskWindowingMode(int taskId, int windowingMode, boolean toTop) {
if (windowingMode == WINDOWING_MODE_SPLIT_SCREEN_PRIMARY) {
setTaskWindowingModeSplitScreenPrimary(taskId, SPLIT_SCREEN_CREATE_MODE_TOP_OR_LEFT,
toTop, ANIMATE, null /* initialBounds */, true /* showRecents */);
return;
}
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS, "setTaskWindowingMode()");
synchronized (mGlobalLock) {
final long ident = Binder.clearCallingIdentity();
try {
final TaskRecord task = mStackSupervisor.anyTaskForIdLocked(taskId);
if (task == null) {
Slog.w(TAG, "setTaskWindowingMode: No task for id=" + taskId);
return;
}
if (DEBUG_STACK) Slog.d(TAG_STACK, "setTaskWindowingMode: moving task=" + taskId
+ " to windowingMode=" + windowingMode + " toTop=" + toTop);
if (!task.isActivityTypeStandardOrUndefined()) {
throw new IllegalArgumentException("setTaskWindowingMode: Attempt to move"
+ " non-standard task " + taskId + " to windowing mode="
+ windowingMode);
}
final ActivityStack stack = task.getStack();
if (toTop) {
stack.moveToFront("setTaskWindowingMode", task);
}
stack.setWindowingMode(windowingMode);
} finally {
Binder.restoreCallingIdentity(ident);
}
}
}
@Override
public String getCallingPackage(IBinder token) {
synchronized (this) {
ActivityRecord r = getCallingRecordLocked(token);
return r != null ? r.info.packageName : null;
}
}
@Override
public ComponentName getCallingActivity(IBinder token) {
synchronized (this) {
ActivityRecord r = getCallingRecordLocked(token);
return r != null ? r.intent.getComponent() : null;
}
}
private ActivityRecord getCallingRecordLocked(IBinder token) {
ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
return null;
}
return r.resultTo;
}
@Override
public void unhandledBack() {
mAm.enforceCallingPermission(android.Manifest.permission.FORCE_BACK, "unhandledBack()");
synchronized (mGlobalLock) {
final long origId = Binder.clearCallingIdentity();
try {
mAm.getFocusedStack().unhandledBackLocked();
} finally {
Binder.restoreCallingIdentity(origId);
}
}
}
/**
* TODO: Add mController hook
*/
@Override
public void moveTaskToFront(int taskId, int flags, Bundle bOptions) {
mAm.enforceCallingPermission(android.Manifest.permission.REORDER_TASKS, "moveTaskToFront()");
if (DEBUG_STACK) Slog.d(TAG_STACK, "moveTaskToFront: moving taskId=" + taskId);
synchronized (mGlobalLock) {
moveTaskToFrontLocked(taskId, flags, SafeActivityOptions.fromBundle(bOptions),
false /* fromRecents */);
}
}
void moveTaskToFrontLocked(int taskId, int flags, SafeActivityOptions options,
boolean fromRecents) {
if (!mAm.checkAppSwitchAllowedLocked(Binder.getCallingPid(),
Binder.getCallingUid(), -1, -1, "Task to front")) {
SafeActivityOptions.abort(options);
return;
}
final long origId = Binder.clearCallingIdentity();
try {
final TaskRecord task = mStackSupervisor.anyTaskForIdLocked(taskId);
if (task == null) {
Slog.d(TAG, "Could not find task for id: "+ taskId);
return;
}
if (getLockTaskController().isLockTaskModeViolation(task)) {
Slog.e(TAG, "moveTaskToFront: Attempt to violate Lock Task Mode");
return;
}
ActivityOptions realOptions = options != null
? options.getOptions(mStackSupervisor)
: null;
mStackSupervisor.findTaskToMoveToFront(task, flags, realOptions, "moveTaskToFront",
false /* forceNonResizable */);
final ActivityRecord topActivity = task.getTopActivity();
if (topActivity != null) {
// We are reshowing a task, use a starting window to hide the initial draw delay
// so the transition can start earlier.
topActivity.showStartingWindow(null /* prev */, false /* newTask */,
true /* taskSwitch */, fromRecents);
}
} finally {
Binder.restoreCallingIdentity(origId);
}
SafeActivityOptions.abort(options);
}
@Override
public int getTaskForActivity(IBinder token, boolean onlyRoot) {
synchronized (mGlobalLock) {
return ActivityRecord.getTaskForActivityLocked(token, onlyRoot);
}
}
@Override
public List<ActivityManager.RunningTaskInfo> getTasks(int maxNum) {
return getFilteredTasks(maxNum, ACTIVITY_TYPE_UNDEFINED, WINDOWING_MODE_UNDEFINED);
}
@Override
public List<ActivityManager.RunningTaskInfo> getFilteredTasks(int maxNum,
@WindowConfiguration.ActivityType int ignoreActivityType,
@WindowConfiguration.WindowingMode int ignoreWindowingMode) {
final int callingUid = Binder.getCallingUid();
ArrayList<ActivityManager.RunningTaskInfo> list = new ArrayList<>();
synchronized (mGlobalLock) {
if (DEBUG_ALL) Slog.v(TAG, "getTasks: max=" + maxNum);
final boolean allowed = mAm.isGetTasksAllowed("getTasks", Binder.getCallingPid(),
callingUid);
mStackSupervisor.getRunningTasks(maxNum, list, ignoreActivityType,
ignoreWindowingMode, callingUid, allowed);
}
return list;
}
@Override
public final void finishSubActivity(IBinder token, String resultWho, int requestCode) {
synchronized (mGlobalLock) {
final long origId = Binder.clearCallingIdentity();
ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r != null) {
r.getStack().finishSubActivityLocked(r, resultWho, requestCode);
}
Binder.restoreCallingIdentity(origId);
}
}
@Override
public boolean willActivityBeVisible(IBinder token) {
synchronized(this) {
ActivityStack stack = ActivityRecord.getStackLocked(token);
if (stack != null) {
return stack.willActivityBeVisibleLocked(token);
}
return false;
}
}
@Override
public void moveTaskToStack(int taskId, int stackId, boolean toTop) {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS, "moveTaskToStack()");
synchronized (mGlobalLock) {
final long ident = Binder.clearCallingIdentity();
try {
final TaskRecord task = mStackSupervisor.anyTaskForIdLocked(taskId);
if (task == null) {
Slog.w(TAG, "moveTaskToStack: No task for id=" + taskId);
return;
}
if (DEBUG_STACK) Slog.d(TAG_STACK, "moveTaskToStack: moving task=" + taskId
+ " to stackId=" + stackId + " toTop=" + toTop);
final ActivityStack stack = mStackSupervisor.getStack(stackId);
if (stack == null) {
throw new IllegalStateException(
"moveTaskToStack: No stack for stackId=" + stackId);
}
if (!stack.isActivityTypeStandardOrUndefined()) {
throw new IllegalArgumentException("moveTaskToStack: Attempt to move task "
+ taskId + " to stack " + stackId);
}
if (stack.inSplitScreenPrimaryWindowingMode()) {
mAm.mWindowManager.setDockedStackCreateState(
SPLIT_SCREEN_CREATE_MODE_TOP_OR_LEFT, null /* initialBounds */);
}
task.reparent(stack, toTop, REPARENT_KEEP_STACK_AT_FRONT, ANIMATE, !DEFER_RESUME,
"moveTaskToStack");
} finally {
Binder.restoreCallingIdentity(ident);
}
}
}
@Override
public void resizeStack(int stackId, Rect destBounds, boolean allowResizeInDockedMode,
boolean preserveWindows, boolean animate, int animationDuration) {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS, "resizeStack()");
final long ident = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
if (animate) {
final PinnedActivityStack stack = mStackSupervisor.getStack(stackId);
if (stack == null) {
Slog.w(TAG, "resizeStack: stackId " + stackId + " not found.");
return;
}
if (stack.getWindowingMode() != WINDOWING_MODE_PINNED) {
throw new IllegalArgumentException("Stack: " + stackId
+ " doesn't support animated resize.");
}
stack.animateResizePinnedStack(null /* sourceHintBounds */, destBounds,
animationDuration, false /* fromFullscreen */);
} else {
final ActivityStack stack = mStackSupervisor.getStack(stackId);
if (stack == null) {
Slog.w(TAG, "resizeStack: stackId " + stackId + " not found.");
return;
}
mStackSupervisor.resizeStackLocked(stack, destBounds,
null /* tempTaskBounds */, null /* tempTaskInsetBounds */,
preserveWindows, allowResizeInDockedMode, !DEFER_RESUME);
}
}
} finally {
Binder.restoreCallingIdentity(ident);
}
}
/**
* Moves the specified task to the primary-split-screen stack.
*
* @param taskId Id of task to move.
* @param createMode The mode the primary split screen stack should be created in if it doesn't
* exist already. See
* {@link android.app.ActivityTaskManager#SPLIT_SCREEN_CREATE_MODE_TOP_OR_LEFT}
* and
* {@link android.app.ActivityTaskManager#SPLIT_SCREEN_CREATE_MODE_BOTTOM_OR_RIGHT}
* @param toTop If the task and stack should be moved to the top.
* @param animate Whether we should play an animation for the moving the task.
* @param initialBounds If the primary stack gets created, it will use these bounds for the
* stack. Pass {@code null} to use default bounds.
* @param showRecents If the recents activity should be shown on the other side of the task
* going into split-screen mode.
*/
@Override
public boolean setTaskWindowingModeSplitScreenPrimary(int taskId, int createMode,
boolean toTop, boolean animate, Rect initialBounds, boolean showRecents) {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS,
"setTaskWindowingModeSplitScreenPrimary()");
synchronized (mGlobalLock) {
final long ident = Binder.clearCallingIdentity();
try {
final TaskRecord task = mStackSupervisor.anyTaskForIdLocked(taskId);
if (task == null) {
Slog.w(TAG, "setTaskWindowingModeSplitScreenPrimary: No task for id=" + taskId);
return false;
}
if (DEBUG_STACK) Slog.d(TAG_STACK,
"setTaskWindowingModeSplitScreenPrimary: moving task=" + taskId
+ " to createMode=" + createMode + " toTop=" + toTop);
if (!task.isActivityTypeStandardOrUndefined()) {
throw new IllegalArgumentException("setTaskWindowingMode: Attempt to move"
+ " non-standard task " + taskId + " to split-screen windowing mode");
}
mAm.mWindowManager.setDockedStackCreateState(createMode, initialBounds);
final int windowingMode = task.getWindowingMode();
final ActivityStack stack = task.getStack();
if (toTop) {
stack.moveToFront("setTaskWindowingModeSplitScreenPrimary", task);
}
stack.setWindowingMode(WINDOWING_MODE_SPLIT_SCREEN_PRIMARY, animate, showRecents,
false /* enteringSplitScreenMode */, false /* deferEnsuringVisibility */);
return windowingMode != task.getWindowingMode();
} finally {
Binder.restoreCallingIdentity(ident);
}
}
}
/**
* Removes stacks in the input windowing modes from the system if they are of activity type
* ACTIVITY_TYPE_STANDARD or ACTIVITY_TYPE_UNDEFINED
*/
@Override
public void removeStacksInWindowingModes(int[] windowingModes) {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS,
"removeStacksInWindowingModes()");
synchronized (mGlobalLock) {
final long ident = Binder.clearCallingIdentity();
try {
mStackSupervisor.removeStacksInWindowingModes(windowingModes);
} finally {
Binder.restoreCallingIdentity(ident);
}
}
}
@Override
public void removeStacksWithActivityTypes(int[] activityTypes) {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS,
"removeStacksWithActivityTypes()");
synchronized (mGlobalLock) {
final long ident = Binder.clearCallingIdentity();
try {
mStackSupervisor.removeStacksWithActivityTypes(activityTypes);
} finally {
Binder.restoreCallingIdentity(ident);
}
}
}
@Override
public ParceledListSlice<ActivityManager.RecentTaskInfo> getRecentTasks(int maxNum, int flags,
int userId) {
final int callingUid = Binder.getCallingUid();
userId = mAm.mUserController.handleIncomingUser(Binder.getCallingPid(), callingUid, userId,
false, ALLOW_FULL_ONLY, "getRecentTasks", null);
final boolean allowed = mAm.isGetTasksAllowed("getRecentTasks", Binder.getCallingPid(),
callingUid);
final boolean detailed = mAm.checkCallingPermission(
android.Manifest.permission.GET_DETAILED_TASKS)
== PackageManager.PERMISSION_GRANTED;
synchronized (mGlobalLock) {
return mRecentTasks.getRecentTasks(maxNum, flags, allowed, detailed, userId,
callingUid);
}
}
@Override
public List<ActivityManager.StackInfo> getAllStackInfos() {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS, "getAllStackInfos()");
long ident = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
return mStackSupervisor.getAllStackInfosLocked();
}
} finally {
Binder.restoreCallingIdentity(ident);
}
}
@Override
public ActivityManager.StackInfo getStackInfo(int windowingMode, int activityType) {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS, "getStackInfo()");
long ident = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
return mStackSupervisor.getStackInfo(windowingMode, activityType);
}
} finally {
Binder.restoreCallingIdentity(ident);
}
}
@Override
public void cancelRecentsAnimation(boolean restoreHomeStackPosition) {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS, "cancelRecentsAnimation()");
final long callingUid = Binder.getCallingUid();
final long origId = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
// Cancel the recents animation synchronously (do not hold the WM lock)
mAm.mWindowManager.cancelRecentsAnimationSynchronously(restoreHomeStackPosition
? REORDER_MOVE_TO_ORIGINAL_POSITION
: REORDER_KEEP_IN_PLACE, "cancelRecentsAnimation/uid=" + callingUid);
}
} finally {
Binder.restoreCallingIdentity(origId);
}
}
@Override
public void startLockTaskModeByToken(IBinder token) {
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.forTokenLocked(token);
if (r == null) {
return;
}
startLockTaskModeLocked(r.getTask(), false /* isSystemCaller */);
}
}
@Override
public void startSystemLockTaskMode(int taskId) throws RemoteException {
mAm.enforceCallingPermission(MANAGE_ACTIVITY_STACKS, "startSystemLockTaskMode");
// This makes inner call to look as if it was initiated by system.
long ident = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
final TaskRecord task = mStackSupervisor.anyTaskForIdLocked(taskId);
// When starting lock task mode the stack must be in front and focused
task.getStack().moveToFront("startSystemLockTaskMode");
startLockTaskModeLocked(task, true /* isSystemCaller */);
}
} finally {
Binder.restoreCallingIdentity(ident);
}
}
@Override
public void stopLockTaskModeByToken(IBinder token) {
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.forTokenLocked(token);
if (r == null) {
return;
}
stopLockTaskModeInternal(r.getTask(), false /* isSystemCaller */);
}
}
/**
* This API should be called by SystemUI only when user perform certain action to dismiss
* lock task mode. We should only dismiss pinned lock task mode in this case.
*/
@Override
public void stopSystemLockTaskMode() throws RemoteException {
mAm.enforceCallingPermission(MANAGE_ACTIVITY_STACKS, "stopSystemLockTaskMode");
stopLockTaskModeInternal(null, true /* isSystemCaller */);
}
private void startLockTaskModeLocked(@Nullable TaskRecord task, boolean isSystemCaller) {
if (DEBUG_LOCKTASK) Slog.w(TAG_LOCKTASK, "startLockTaskModeLocked: " + task);
if (task == null || task.mLockTaskAuth == LOCK_TASK_AUTH_DONT_LOCK) {
return;
}
final ActivityStack stack = mStackSupervisor.getFocusedStack();
if (stack == null || task != stack.topTask()) {
throw new IllegalArgumentException("Invalid task, not in foreground");
}
// {@code isSystemCaller} is used to distinguish whether this request is initiated by the
// system or a specific app.
// * System-initiated requests will only start the pinned mode (screen pinning)
// * App-initiated requests
// - will put the device in fully locked mode (LockTask), if the app is whitelisted
// - will start the pinned mode, otherwise
final int callingUid = Binder.getCallingUid();
long ident = Binder.clearCallingIdentity();
try {
// When a task is locked, dismiss the pinned stack if it exists
mStackSupervisor.removeStacksInWindowingModes(WINDOWING_MODE_PINNED);
getLockTaskController().startLockTaskMode(task, isSystemCaller, callingUid);
} finally {
Binder.restoreCallingIdentity(ident);
}
}
private void stopLockTaskModeInternal(@Nullable TaskRecord task, boolean isSystemCaller) {
final int callingUid = Binder.getCallingUid();
long ident = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
getLockTaskController().stopLockTaskMode(task, isSystemCaller, callingUid);
}
// Launch in-call UI if a call is ongoing. This is necessary to allow stopping the lock
// task and jumping straight into a call in the case of emergency call back.
TelecomManager tm = (TelecomManager) mContext.getSystemService(Context.TELECOM_SERVICE);
if (tm != null) {
tm.showInCallScreen(false);
}
} finally {
Binder.restoreCallingIdentity(ident);
}
}
@Override
public boolean isInLockTaskMode() {
return getLockTaskModeState() != LOCK_TASK_MODE_NONE;
}
@Override
public int getLockTaskModeState() {
synchronized (mGlobalLock) {
return getLockTaskController().getLockTaskModeState();
}
}
@Override
public void setTaskDescription(IBinder token, ActivityManager.TaskDescription td) {
synchronized (mGlobalLock) {
ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r != null) {
r.setTaskDescription(td);
final TaskRecord task = r.getTask();
task.updateTaskDescription();
mTaskChangeNotificationController.notifyTaskDescriptionChanged(task.taskId, td);
}
}
}
@Override
public Bundle getActivityOptions(IBinder token) {
final long origId = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r != null) {
final ActivityOptions activityOptions = r.takeOptionsLocked();
return activityOptions == null ? null : activityOptions.toBundle();
}
return null;
}
} finally {
Binder.restoreCallingIdentity(origId);
}
}
@Override
public List<IBinder> getAppTasks(String callingPackage) {
int callingUid = Binder.getCallingUid();
long ident = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
return mRecentTasks.getAppTasksList(callingUid, callingPackage);
}
} finally {
Binder.restoreCallingIdentity(ident);
}
}
@Override
public void finishVoiceTask(IVoiceInteractionSession session) {
synchronized (mGlobalLock) {
final long origId = Binder.clearCallingIdentity();
try {
// TODO: VI Consider treating local voice interactions and voice tasks
// differently here
mStackSupervisor.finishVoiceTask(session);
} finally {
Binder.restoreCallingIdentity(origId);
}
}
}
@Override
public boolean isTopOfTask(IBinder token) {
synchronized (mGlobalLock) {
ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
throw new IllegalArgumentException();
}
return r.getTask().getTopActivity() == r;
}
}
@Override
public void notifyLaunchTaskBehindComplete(IBinder token) {
mStackSupervisor.scheduleLaunchTaskBehindComplete(token);
}
@Override
public void notifyEnterAnimationComplete(IBinder token) {
mH.post(() -> {
synchronized (mGlobalLock) {
ActivityRecord r = ActivityRecord.forTokenLocked(token);
if (r != null && r.app != null && r.app.thread != null) {
try {
r.app.thread.scheduleEnterAnimationComplete(r.appToken);
} catch (RemoteException e) {
}
}
}
});
}
/** Called from an app when assist data is ready. */
@Override
public void reportAssistContextExtras(IBinder token, Bundle extras, AssistStructure structure,
AssistContent content, Uri referrer) {
PendingAssistExtras pae = (PendingAssistExtras)token;
synchronized (pae) {
pae.result = extras;
pae.structure = structure;
pae.content = content;
if (referrer != null) {
pae.extras.putParcelable(Intent.EXTRA_REFERRER, referrer);
}
if (structure != null) {
structure.setHomeActivity(pae.isHome);
}
pae.haveResult = true;
pae.notifyAll();
if (pae.intent == null && pae.receiver == null) {
// Caller is just waiting for the result.
return;
}
}
// We are now ready to launch the assist activity.
IAssistDataReceiver sendReceiver = null;
Bundle sendBundle = null;
synchronized (mGlobalLock) {
buildAssistBundleLocked(pae, extras);
boolean exists = mPendingAssistExtras.remove(pae);
mAm.mUiHandler.removeCallbacks(pae);
if (!exists) {
// Timed out.
return;
}
if ((sendReceiver=pae.receiver) != null) {
// Caller wants result sent back to them.
sendBundle = new Bundle();
sendBundle.putBundle(ASSIST_KEY_DATA, pae.extras);
sendBundle.putParcelable(ASSIST_KEY_STRUCTURE, pae.structure);
sendBundle.putParcelable(ASSIST_KEY_CONTENT, pae.content);
sendBundle.putBundle(ASSIST_KEY_RECEIVER_EXTRAS, pae.receiverExtras);
}
}
if (sendReceiver != null) {
try {
sendReceiver.onHandleAssistData(sendBundle);
} catch (RemoteException e) {
}
return;
}
final long ident = Binder.clearCallingIdentity();
try {
if (TextUtils.equals(pae.intent.getAction(),
android.service.voice.VoiceInteractionService.SERVICE_INTERFACE)) {
pae.intent.putExtras(pae.extras);
mContext.startServiceAsUser(pae.intent, new UserHandle(pae.userHandle));
} else {
pae.intent.replaceExtras(pae.extras);
pae.intent.setFlags(FLAG_ACTIVITY_NEW_TASK
| Intent.FLAG_ACTIVITY_SINGLE_TOP
| Intent.FLAG_ACTIVITY_CLEAR_TOP);
mAm.closeSystemDialogs("assist");
try {
mContext.startActivityAsUser(pae.intent, new UserHandle(pae.userHandle));
} catch (ActivityNotFoundException e) {
Slog.w(TAG, "No activity to handle assist action.", e);
}
}
} finally {
Binder.restoreCallingIdentity(ident);
}
}
@Override
public int addAppTask(IBinder activityToken, Intent intent,
ActivityManager.TaskDescription description, Bitmap thumbnail) throws RemoteException {
final int callingUid = Binder.getCallingUid();
final long callingIdent = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
ActivityRecord r = ActivityRecord.isInStackLocked(activityToken);
if (r == null) {
throw new IllegalArgumentException("Activity does not exist; token="
+ activityToken);
}
ComponentName comp = intent.getComponent();
if (comp == null) {
throw new IllegalArgumentException("Intent " + intent
+ " must specify explicit component");
}
if (thumbnail.getWidth() != mAm.mThumbnailWidth
|| thumbnail.getHeight() != mAm.mThumbnailHeight) {
throw new IllegalArgumentException("Bad thumbnail size: got "
+ thumbnail.getWidth() + "x" + thumbnail.getHeight() + ", require "
+ mAm.mThumbnailWidth + "x" + mAm.mThumbnailHeight);
}
if (intent.getSelector() != null) {
intent.setSelector(null);
}
if (intent.getSourceBounds() != null) {
intent.setSourceBounds(null);
}
if ((intent.getFlags()&Intent.FLAG_ACTIVITY_NEW_DOCUMENT) != 0) {
if ((intent.getFlags()&Intent.FLAG_ACTIVITY_RETAIN_IN_RECENTS) == 0) {
// The caller has added this as an auto-remove task... that makes no
// sense, so turn off auto-remove.
intent.addFlags(Intent.FLAG_ACTIVITY_RETAIN_IN_RECENTS);
}
}
final ActivityInfo ainfo = AppGlobals.getPackageManager().getActivityInfo(comp,
STOCK_PM_FLAGS, UserHandle.getUserId(callingUid));
if (ainfo.applicationInfo.uid != callingUid) {
throw new SecurityException(
"Can't add task for another application: target uid="
+ ainfo.applicationInfo.uid + ", calling uid=" + callingUid);
}
final ActivityStack stack = r.getStack();
final TaskRecord task = stack.createTaskRecord(
mStackSupervisor.getNextTaskIdForUserLocked(r.userId), ainfo, intent,
null /* voiceSession */, null /* voiceInteractor */, !ON_TOP);
if (!mRecentTasks.addToBottom(task)) {
// The app has too many tasks already and we can't add any more
stack.removeTask(task, "addAppTask", REMOVE_TASK_MODE_DESTROYING);
return INVALID_TASK_ID;
}
task.lastTaskDescription.copyFrom(description);
// TODO: Send the thumbnail to WM to store it.
return task.taskId;
}
} finally {
Binder.restoreCallingIdentity(callingIdent);
}
}
@Override
public Point getAppTaskThumbnailSize() {
synchronized (mGlobalLock) {
return new Point(mAm.mThumbnailWidth, mAm.mThumbnailHeight);
}
}
@Override
public void setTaskResizeable(int taskId, int resizeableMode) {
synchronized (mGlobalLock) {
final TaskRecord task = mStackSupervisor.anyTaskForIdLocked(
taskId, MATCH_TASK_IN_STACKS_OR_RECENT_TASKS);
if (task == null) {
Slog.w(TAG, "setTaskResizeable: taskId=" + taskId + " not found");
return;
}
task.setResizeMode(resizeableMode);
}
}
@Override
public void resizeTask(int taskId, Rect bounds, int resizeMode) {
mAm.enforceCallingPermission(MANAGE_ACTIVITY_STACKS, "resizeTask()");
long ident = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
TaskRecord task = mStackSupervisor.anyTaskForIdLocked(taskId);
if (task == null) {
Slog.w(TAG, "resizeTask: taskId=" + taskId + " not found");
return;
}
// Place the task in the right stack if it isn't there already based on
// the requested bounds.
// The stack transition logic is:
// - a null bounds on a freeform task moves that task to fullscreen
// - a non-null bounds on a non-freeform (fullscreen OR docked) task moves
// that task to freeform
// - otherwise the task is not moved
ActivityStack stack = task.getStack();
if (!task.getWindowConfiguration().canResizeTask()) {
throw new IllegalArgumentException("resizeTask not allowed on task=" + task);
}
if (bounds == null && stack.getWindowingMode() == WINDOWING_MODE_FREEFORM) {
stack = stack.getDisplay().getOrCreateStack(
WINDOWING_MODE_FULLSCREEN, stack.getActivityType(), ON_TOP);
} else if (bounds != null && stack.getWindowingMode() != WINDOWING_MODE_FREEFORM) {
stack = stack.getDisplay().getOrCreateStack(
WINDOWING_MODE_FREEFORM, stack.getActivityType(), ON_TOP);
}
// Reparent the task to the right stack if necessary
boolean preserveWindow = (resizeMode & RESIZE_MODE_PRESERVE_WINDOW) != 0;
if (stack != task.getStack()) {
// Defer resume until the task is resized below
task.reparent(stack, ON_TOP, REPARENT_KEEP_STACK_AT_FRONT, ANIMATE,
DEFER_RESUME, "resizeTask");
preserveWindow = false;
}
// After reparenting (which only resizes the task to the stack bounds), resize the
// task to the actual bounds provided
task.resize(bounds, resizeMode, preserveWindow, !DEFER_RESUME);
}
} finally {
Binder.restoreCallingIdentity(ident);
}
}
@Override
public boolean releaseActivityInstance(IBinder token) {
synchronized (mGlobalLock) {
final long origId = Binder.clearCallingIdentity();
try {
ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
return false;
}
return r.getStack().safelyDestroyActivityLocked(r, "app-req");
} finally {
Binder.restoreCallingIdentity(origId);
}
}
}
@Override
public void releaseSomeActivities(IApplicationThread appInt) {
synchronized (mGlobalLock) {
final long origId = Binder.clearCallingIdentity();
try {
ProcessRecord app = mAm.getRecordForAppLocked(appInt);
mStackSupervisor.releaseSomeActivitiesLocked(app, "low-mem");
} finally {
Binder.restoreCallingIdentity(origId);
}
}
}
@Override
public void setLockScreenShown(boolean keyguardShowing, boolean aodShowing,
int secondaryDisplayShowing) {
if (mAm.checkCallingPermission(android.Manifest.permission.DEVICE_POWER)
!= PackageManager.PERMISSION_GRANTED) {
throw new SecurityException("Requires permission "
+ android.Manifest.permission.DEVICE_POWER);
}
synchronized (mGlobalLock) {
long ident = Binder.clearCallingIdentity();
if (mKeyguardShown != keyguardShowing) {
mKeyguardShown = keyguardShowing;
reportCurKeyguardUsageEventLocked(keyguardShowing);
}
try {
mKeyguardController.setKeyguardShown(keyguardShowing, aodShowing,
secondaryDisplayShowing);
} finally {
Binder.restoreCallingIdentity(ident);
}
}
mAm.mHandler.obtainMessage(DISPATCH_SCREEN_KEYGUARD_MSG, keyguardShowing ? 1 : 0, 0)
.sendToTarget();
}
@Override
public Bitmap getTaskDescriptionIcon(String filePath, int userId) {
userId = mAm.mUserController.handleIncomingUser(Binder.getCallingPid(),
Binder.getCallingUid(), userId, false, ALLOW_FULL_ONLY, "getTaskDescriptionIcon", null);
final File passedIconFile = new File(filePath);
final File legitIconFile = new File(TaskPersister.getUserImagesDir(userId),
passedIconFile.getName());
if (!legitIconFile.getPath().equals(filePath)
|| !filePath.contains(ActivityRecord.ACTIVITY_ICON_SUFFIX)) {
throw new IllegalArgumentException("Bad file path: " + filePath
+ " passed for userId " + userId);
}
return mRecentTasks.getTaskDescriptionIcon(filePath);
}
@Override
public void startInPlaceAnimationOnFrontMostApplication(Bundle opts)
throws RemoteException {
final SafeActivityOptions safeOptions = SafeActivityOptions.fromBundle(opts);
final ActivityOptions activityOptions = safeOptions != null
? safeOptions.getOptions(mStackSupervisor)
: null;
if (activityOptions == null
|| activityOptions.getAnimationType() != ActivityOptions.ANIM_CUSTOM_IN_PLACE
|| activityOptions.getCustomInPlaceResId() == 0) {
throw new IllegalArgumentException("Expected in-place ActivityOption " +
"with valid animation");
}
mAm.mWindowManager.prepareAppTransition(TRANSIT_TASK_IN_PLACE, false);
mAm.mWindowManager.overridePendingAppTransitionInPlace(activityOptions.getPackageName(),
activityOptions.getCustomInPlaceResId());
mAm.mWindowManager.executeAppTransition();
}
@Override
public void removeStack(int stackId) {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS, "removeStack()");
synchronized (mGlobalLock) {
final long ident = Binder.clearCallingIdentity();
try {
final ActivityStack stack = mStackSupervisor.getStack(stackId);
if (stack == null) {
Slog.w(TAG, "removeStack: No stack with id=" + stackId);
return;
}
if (!stack.isActivityTypeStandardOrUndefined()) {
throw new IllegalArgumentException(
"Removing non-standard stack is not allowed.");
}
mStackSupervisor.removeStack(stack);
} finally {
Binder.restoreCallingIdentity(ident);
}
}
}
@Override
public void moveStackToDisplay(int stackId, int displayId) {
mAm.enforceCallingPermission(INTERNAL_SYSTEM_WINDOW, "moveStackToDisplay()");
synchronized (mGlobalLock) {
final long ident = Binder.clearCallingIdentity();
try {
if (DEBUG_STACK) Slog.d(TAG_STACK, "moveStackToDisplay: moving stackId=" + stackId
+ " to displayId=" + displayId);
mStackSupervisor.moveStackToDisplayLocked(stackId, displayId, ON_TOP);
} finally {
Binder.restoreCallingIdentity(ident);
}
}
}
@Override
public int createStackOnDisplay(int displayId) {
mAm.enforceCallingPermission(MANAGE_ACTIVITY_STACKS, "createStackOnDisplay()");
synchronized (mGlobalLock) {
final ActivityDisplay display =
mStackSupervisor.getActivityDisplayOrCreateLocked(displayId);
if (display == null) {
return INVALID_STACK_ID;
}
// TODO(multi-display): Have the caller pass in the windowing mode and activity type.
final ActivityStack stack = display.createStack(
WINDOWING_MODE_FULLSCREEN_OR_SPLIT_SCREEN_SECONDARY, ACTIVITY_TYPE_STANDARD,
ON_TOP);
return (stack != null) ? stack.mStackId : INVALID_STACK_ID;
}
}
@Override
public void exitFreeformMode(IBinder token) {
synchronized (mGlobalLock) {
long ident = Binder.clearCallingIdentity();
try {
final ActivityRecord r = ActivityRecord.forTokenLocked(token);
if (r == null) {
throw new IllegalArgumentException(
"exitFreeformMode: No activity record matching token=" + token);
}
final ActivityStack stack = r.getStack();
if (stack == null || !stack.inFreeformWindowingMode()) {
throw new IllegalStateException(
"exitFreeformMode: You can only go fullscreen from freeform.");
}
stack.setWindowingMode(WINDOWING_MODE_FULLSCREEN);
} finally {
Binder.restoreCallingIdentity(ident);
}
}
}
/** Sets the task stack listener that gets callbacks when a task stack changes. */
@Override
public void registerTaskStackListener(ITaskStackListener listener) {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS,
"registerTaskStackListener()");
mTaskChangeNotificationController.registerTaskStackListener(listener);
}
/** Unregister a task stack listener so that it stops receiving callbacks. */
@Override
public void unregisterTaskStackListener(ITaskStackListener listener) {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS,
"unregisterTaskStackListener()");
mTaskChangeNotificationController.unregisterTaskStackListener(listener);
}
private void reportCurKeyguardUsageEventLocked(boolean keyguardShowing) {
mAm.reportGlobalUsageEventLocked(keyguardShowing
? UsageEvents.Event.KEYGUARD_SHOWN
: UsageEvents.Event.KEYGUARD_HIDDEN);
}
@Override
public boolean requestAssistContextExtras(int requestType, IAssistDataReceiver receiver,
Bundle receiverExtras, IBinder activityToken, boolean focused, boolean newSessionId) {
return enqueueAssistContext(requestType, null, null, receiver, receiverExtras,
activityToken, focused, newSessionId, UserHandle.getCallingUserId(), null,
PENDING_ASSIST_EXTRAS_LONG_TIMEOUT, 0) != null;
}
@Override
public boolean requestAutofillData(IAssistDataReceiver receiver, Bundle receiverExtras,
IBinder activityToken, int flags) {
return enqueueAssistContext(ActivityManager.ASSIST_CONTEXT_AUTOFILL, null, null,
receiver, receiverExtras, activityToken, true, true, UserHandle.getCallingUserId(),
null, PENDING_AUTOFILL_ASSIST_STRUCTURE_TIMEOUT, flags) != null;
}
@Override
public boolean launchAssistIntent(Intent intent, int requestType, String hint, int userHandle,
Bundle args) {
return enqueueAssistContext(requestType, intent, hint, null, null, null,
true /* focused */, true /* newSessionId */, userHandle, args,
PENDING_ASSIST_EXTRAS_TIMEOUT, 0) != null;
}
@Override
public Bundle getAssistContextExtras(int requestType) {
PendingAssistExtras pae = enqueueAssistContext(requestType, null, null, null,
null, null, true /* focused */, true /* newSessionId */,
UserHandle.getCallingUserId(), null, PENDING_ASSIST_EXTRAS_TIMEOUT, 0);
if (pae == null) {
return null;
}
synchronized (pae) {
while (!pae.haveResult) {
try {
pae.wait();
} catch (InterruptedException e) {
}
}
}
synchronized (mGlobalLock) {
buildAssistBundleLocked(pae, pae.result);
mPendingAssistExtras.remove(pae);
mAm.mUiHandler.removeCallbacks(pae);
}
return pae.extras;
}
private PendingAssistExtras enqueueAssistContext(int requestType, Intent intent, String hint,
IAssistDataReceiver receiver, Bundle receiverExtras, IBinder activityToken,
boolean focused, boolean newSessionId, int userHandle, Bundle args, long timeout,
int flags) {
mAm.enforceCallingPermission(android.Manifest.permission.GET_TOP_ACTIVITY_INFO,
"enqueueAssistContext()");
synchronized (mGlobalLock) {
ActivityRecord activity = mAm.getFocusedStack().getTopActivity();
if (activity == null) {
Slog.w(TAG, "getAssistContextExtras failed: no top activity");
return null;
}
if (activity.app == null || activity.app.thread == null) {
Slog.w(TAG, "getAssistContextExtras failed: no process for " + activity);
return null;
}
if (focused) {
if (activityToken != null) {
ActivityRecord caller = ActivityRecord.forTokenLocked(activityToken);
if (activity != caller) {
Slog.w(TAG, "enqueueAssistContext failed: caller " + caller
+ " is not current top " + activity);
return null;
}
}
} else {
activity = ActivityRecord.forTokenLocked(activityToken);
if (activity == null) {
Slog.w(TAG, "enqueueAssistContext failed: activity for token=" + activityToken
+ " couldn't be found");
return null;
}
if (activity.app == null || activity.app.thread == null) {
Slog.w(TAG, "enqueueAssistContext failed: no process for " + activity);
return null;
}
}
PendingAssistExtras pae;
Bundle extras = new Bundle();
if (args != null) {
extras.putAll(args);
}
extras.putString(Intent.EXTRA_ASSIST_PACKAGE, activity.packageName);
extras.putInt(Intent.EXTRA_ASSIST_UID, activity.app.uid);
pae = new PendingAssistExtras(activity, extras, intent, hint, receiver, receiverExtras,
userHandle);
pae.isHome = activity.isActivityTypeHome();
// Increment the sessionId if necessary
if (newSessionId) {
mViSessionId++;
}
try {
activity.app.thread.requestAssistContextExtras(activity.appToken, pae, requestType,
mViSessionId, flags);
mPendingAssistExtras.add(pae);
mAm.mUiHandler.postDelayed(pae, timeout);
} catch (RemoteException e) {
Slog.w(TAG, "getAssistContextExtras failed: crash calling " + activity);
return null;
}
return pae;
}
}
private void buildAssistBundleLocked(PendingAssistExtras pae, Bundle result) {
if (result != null) {
pae.extras.putBundle(Intent.EXTRA_ASSIST_CONTEXT, result);
}
if (pae.hint != null) {
pae.extras.putBoolean(pae.hint, true);
}
}
private void pendingAssistExtrasTimedOut(PendingAssistExtras pae) {
IAssistDataReceiver receiver;
synchronized (mGlobalLock) {
mPendingAssistExtras.remove(pae);
receiver = pae.receiver;
}
if (receiver != null) {
// Caller wants result sent back to them.
Bundle sendBundle = new Bundle();
// At least return the receiver extras
sendBundle.putBundle(ASSIST_KEY_RECEIVER_EXTRAS, pae.receiverExtras);
try {
pae.receiver.onHandleAssistData(sendBundle);
} catch (RemoteException e) {
}
}
}
public class PendingAssistExtras extends Binder implements Runnable {
public final ActivityRecord activity;
public boolean isHome;
public final Bundle extras;
public final Intent intent;
public final String hint;
public final IAssistDataReceiver receiver;
public final int userHandle;
public boolean haveResult = false;
public Bundle result = null;
public AssistStructure structure = null;
public AssistContent content = null;
public Bundle receiverExtras;
public PendingAssistExtras(ActivityRecord _activity, Bundle _extras, Intent _intent,
String _hint, IAssistDataReceiver _receiver, Bundle _receiverExtras,
int _userHandle) {
activity = _activity;
extras = _extras;
intent = _intent;
hint = _hint;
receiver = _receiver;
receiverExtras = _receiverExtras;
userHandle = _userHandle;
}
@Override
public void run() {
Slog.w(TAG, "getAssistContextExtras failed: timeout retrieving from " + activity);
synchronized (this) {
haveResult = true;
notifyAll();
}
pendingAssistExtrasTimedOut(this);
}
}
@Override
public boolean isAssistDataAllowedOnCurrentActivity() {
int userId;
synchronized (mGlobalLock) {
final ActivityStack focusedStack = mAm.getFocusedStack();
if (focusedStack == null || focusedStack.isActivityTypeAssistant()) {
return false;
}
final ActivityRecord activity = focusedStack.getTopActivity();
if (activity == null) {
return false;
}
userId = activity.userId;
}
return !DevicePolicyCache.getInstance().getScreenCaptureDisabled(userId);
}
@Override
public boolean showAssistFromActivity(IBinder token, Bundle args) {
long ident = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
ActivityRecord caller = ActivityRecord.forTokenLocked(token);
ActivityRecord top = mAm.getFocusedStack().getTopActivity();
if (top != caller) {
Slog.w(TAG, "showAssistFromActivity failed: caller " + caller
+ " is not current top " + top);
return false;
}
if (!top.nowVisible) {
Slog.w(TAG, "showAssistFromActivity failed: caller " + caller
+ " is not visible");
return false;
}
}
return mAssistUtils.showSessionForActiveService(args, SHOW_SOURCE_APPLICATION, null,
token);
} finally {
Binder.restoreCallingIdentity(ident);
}
}
@Override
public boolean isRootVoiceInteraction(IBinder token) {
synchronized (mGlobalLock) {
ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
return false;
}
return r.rootVoiceInteraction;
}
}
@Override
public ComponentName getActivityClassForToken(IBinder token) {
synchronized (mGlobalLock) {
ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
return null;
}
return r.intent.getComponent();
}
}
@Override
public String getPackageForToken(IBinder token) {
synchronized (mGlobalLock) {
ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
return null;
}
return r.packageName;
}
}
@Override
public void showLockTaskEscapeMessage(IBinder token) {
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.forTokenLocked(token);
if (r == null) {
return;
}
getLockTaskController().showLockTaskToast();
}
}
@Override
public void keyguardGoingAway(int flags) {
mAm.enforceNotIsolatedCaller("keyguardGoingAway");
final long token = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
mKeyguardController.keyguardGoingAway(flags);
}
} finally {
Binder.restoreCallingIdentity(token);
}
}
/**
* Try to place task to provided position. The final position might be different depending on
* current user and stacks state. The task will be moved to target stack if it's currently in
* different stack.
*/
@Override
public void positionTaskInStack(int taskId, int stackId, int position) {
mAm.enforceCallingPermission(MANAGE_ACTIVITY_STACKS, "positionTaskInStack()");
synchronized (mGlobalLock) {
long ident = Binder.clearCallingIdentity();
try {
if (DEBUG_STACK) Slog.d(TAG_STACK, "positionTaskInStack: positioning task="
+ taskId + " in stackId=" + stackId + " at position=" + position);
final TaskRecord task = mStackSupervisor.anyTaskForIdLocked(taskId);
if (task == null) {
throw new IllegalArgumentException("positionTaskInStack: no task for id="
+ taskId);
}
final ActivityStack stack = mStackSupervisor.getStack(stackId);
if (stack == null) {
throw new IllegalArgumentException("positionTaskInStack: no stack for id="
+ stackId);
}
if (!stack.isActivityTypeStandardOrUndefined()) {
throw new IllegalArgumentException("positionTaskInStack: Attempt to change"
+ " the position of task " + taskId + " in/to non-standard stack");
}
// TODO: Have the callers of this API call a separate reparent method if that is
// what they intended to do vs. having this method also do reparenting.
if (task.getStack() == stack) {
// Change position in current stack.
stack.positionChildAt(task, position);
} else {
// Reparent to new stack.
task.reparent(stack, position, REPARENT_LEAVE_STACK_IN_PLACE, !ANIMATE,
!DEFER_RESUME, "positionTaskInStack");
}
} finally {
Binder.restoreCallingIdentity(ident);
}
}
}
@Override
public void reportSizeConfigurations(IBinder token, int[] horizontalSizeConfiguration,
int[] verticalSizeConfigurations, int[] smallestSizeConfigurations) {
if (DEBUG_CONFIGURATION) Slog.v(TAG, "Report configuration: " + token + " "
+ horizontalSizeConfiguration + " " + verticalSizeConfigurations);
synchronized (mGlobalLock) {
ActivityRecord record = ActivityRecord.isInStackLocked(token);
if (record == null) {
throw new IllegalArgumentException("reportSizeConfigurations: ActivityRecord not "
+ "found for: " + token);
}
record.setSizeConfigurations(horizontalSizeConfiguration,
verticalSizeConfigurations, smallestSizeConfigurations);
}
}
/**
* Dismisses split-screen multi-window mode.
* @param toTop If true the current primary split-screen stack will be placed or left on top.
*/
@Override
public void dismissSplitScreenMode(boolean toTop) {
mAm.enforceCallerIsRecentsOrHasPermission(
MANAGE_ACTIVITY_STACKS, "dismissSplitScreenMode()");
final long ident = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
final ActivityStack stack =
mStackSupervisor.getDefaultDisplay().getSplitScreenPrimaryStack();
if (stack == null) {
Slog.w(TAG, "dismissSplitScreenMode: primary split-screen stack not found.");
return;
}
if (toTop) {
// Caller wants the current split-screen primary stack to be the top stack after
// it goes fullscreen, so move it to the front.
stack.moveToFront("dismissSplitScreenMode");
} else if (mStackSupervisor.isFocusedStack(stack)) {
// In this case the current split-screen primary stack shouldn't be the top
// stack after it goes fullscreen, but it current has focus, so we move the
// focus to the top-most split-screen secondary stack next to it.
final ActivityStack otherStack = stack.getDisplay().getTopStackInWindowingMode(
WINDOWING_MODE_SPLIT_SCREEN_SECONDARY);
if (otherStack != null) {
otherStack.moveToFront("dismissSplitScreenMode_other");
}
}
stack.setWindowingMode(WINDOWING_MODE_FULLSCREEN);
}
} finally {
Binder.restoreCallingIdentity(ident);
}
}
/**
* Dismisses Pip
* @param animate True if the dismissal should be animated.
* @param animationDuration The duration of the resize animation in milliseconds or -1 if the
* default animation duration should be used.
*/
@Override
public void dismissPip(boolean animate, int animationDuration) {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS, "dismissPip()");
final long ident = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
final PinnedActivityStack stack =
mStackSupervisor.getDefaultDisplay().getPinnedStack();
if (stack == null) {
Slog.w(TAG, "dismissPip: pinned stack not found.");
return;
}
if (stack.getWindowingMode() != WINDOWING_MODE_PINNED) {
throw new IllegalArgumentException("Stack: " + stack
+ " doesn't support animated resize.");
}
if (animate) {
stack.animateResizePinnedStack(null /* sourceHintBounds */,
null /* destBounds */, animationDuration, false /* fromFullscreen */);
} else {
mStackSupervisor.moveTasksToFullscreenStackLocked(stack, true /* onTop */);
}
}
} finally {
Binder.restoreCallingIdentity(ident);
}
}
@Override
public void suppressResizeConfigChanges(boolean suppress) throws RemoteException {
mAm.enforceCallingPermission(MANAGE_ACTIVITY_STACKS, "suppressResizeConfigChanges()");
synchronized (mGlobalLock) {
mSuppressResizeConfigChanges = suppress;
}
}
/**
* NOTE: For the pinned stack, this method is usually called after the bounds animation has
* animated the stack to the fullscreen, but can also be called if we are relaunching an
* activity and clearing the task at the same time.
*/
@Override
// TODO: API should just be about changing windowing modes...
public void moveTasksToFullscreenStack(int fromStackId, boolean onTop) {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS,
"moveTasksToFullscreenStack()");
synchronized (mGlobalLock) {
final long origId = Binder.clearCallingIdentity();
try {
final ActivityStack stack = mStackSupervisor.getStack(fromStackId);
if (stack != null){
if (!stack.isActivityTypeStandardOrUndefined()) {
throw new IllegalArgumentException(
"You can't move tasks from non-standard stacks.");
}
mStackSupervisor.moveTasksToFullscreenStackLocked(stack, onTop);
}
} finally {
Binder.restoreCallingIdentity(origId);
}
}
}
/**
* Moves the top activity in the input stackId to the pinned stack.
*
* @param stackId Id of stack to move the top activity to pinned stack.
* @param bounds Bounds to use for pinned stack.
*
* @return True if the top activity of the input stack was successfully moved to the pinned
* stack.
*/
@Override
public boolean moveTopActivityToPinnedStack(int stackId, Rect bounds) {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS,
"moveTopActivityToPinnedStack()");
synchronized (mGlobalLock) {
if (!mAm.mSupportsPictureInPicture) {
throw new IllegalStateException("moveTopActivityToPinnedStack:"
+ "Device doesn't support picture-in-picture mode");
}
long ident = Binder.clearCallingIdentity();
try {
return mStackSupervisor.moveTopStackActivityToPinnedStackLocked(stackId, bounds);
} finally {
Binder.restoreCallingIdentity(ident);
}
}
}
@Override
public boolean isInMultiWindowMode(IBinder token) {
final long origId = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
return false;
}
// An activity is consider to be in multi-window mode if its task isn't fullscreen.
return r.inMultiWindowMode();
}
} finally {
Binder.restoreCallingIdentity(origId);
}
}
@Override
public boolean isInPictureInPictureMode(IBinder token) {
final long origId = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
return isInPictureInPictureMode(ActivityRecord.forTokenLocked(token));
}
} finally {
Binder.restoreCallingIdentity(origId);
}
}
private boolean isInPictureInPictureMode(ActivityRecord r) {
if (r == null || r.getStack() == null || !r.inPinnedWindowingMode()
|| r.getStack().isInStackLocked(r) == null) {
return false;
}
// If we are animating to fullscreen then we have already dispatched the PIP mode
// changed, so we should reflect that check here as well.
final PinnedActivityStack stack = r.getStack();
final PinnedStackWindowController windowController = stack.getWindowContainerController();
return !windowController.isAnimatingBoundsToFullscreen();
}
@Override
public boolean enterPictureInPictureMode(IBinder token, final PictureInPictureParams params) {
final long origId = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
final ActivityRecord r = ensureValidPictureInPictureActivityParamsLocked(
"enterPictureInPictureMode", token, params);
// If the activity is already in picture in picture mode, then just return early
if (isInPictureInPictureMode(r)) {
return true;
}
// Activity supports picture-in-picture, now check that we can enter PiP at this
// point, if it is
if (!r.checkEnterPictureInPictureState("enterPictureInPictureMode",
false /* beforeStopping */)) {
return false;
}
final Runnable enterPipRunnable = () -> {
synchronized (mGlobalLock) {
// Only update the saved args from the args that are set
r.pictureInPictureArgs.copyOnlySet(params);
final float aspectRatio = r.pictureInPictureArgs.getAspectRatio();
final List<RemoteAction> actions = r.pictureInPictureArgs.getActions();
// Adjust the source bounds by the insets for the transition down
final Rect sourceBounds = new Rect(
r.pictureInPictureArgs.getSourceRectHint());
mStackSupervisor.moveActivityToPinnedStackLocked(
r, sourceBounds, aspectRatio, "enterPictureInPictureMode");
final PinnedActivityStack stack = r.getStack();
stack.setPictureInPictureAspectRatio(aspectRatio);
stack.setPictureInPictureActions(actions);
MetricsLoggerWrapper.logPictureInPictureEnter(mContext, r.appInfo.uid,
r.shortComponentName, r.supportsEnterPipOnTaskSwitch);
logPictureInPictureArgs(params);
}
};
if (isKeyguardLocked()) {
// If the keyguard is showing or occluded, then try and dismiss it before
// entering picture-in-picture (this will prompt the user to authenticate if the
// device is currently locked).
dismissKeyguard(token, new KeyguardDismissCallback() {
@Override
public void onDismissSucceeded() throws RemoteException {
mAm.mHandler.post(enterPipRunnable);
}
}, null /* message */);
} else {
// Enter picture in picture immediately otherwise
enterPipRunnable.run();
}
return true;
}
} finally {
Binder.restoreCallingIdentity(origId);
}
}
@Override
public void setPictureInPictureParams(IBinder token, final PictureInPictureParams params) {
final long origId = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
final ActivityRecord r = ensureValidPictureInPictureActivityParamsLocked(
"setPictureInPictureParams", token, params);
// Only update the saved args from the args that are set
r.pictureInPictureArgs.copyOnlySet(params);
if (r.inPinnedWindowingMode()) {
// If the activity is already in picture-in-picture, update the pinned stack now
// if it is not already expanding to fullscreen. Otherwise, the arguments will
// be used the next time the activity enters PiP
final PinnedActivityStack stack = r.getStack();
if (!stack.isAnimatingBoundsToFullscreen()) {
stack.setPictureInPictureAspectRatio(
r.pictureInPictureArgs.getAspectRatio());
stack.setPictureInPictureActions(r.pictureInPictureArgs.getActions());
}
}
logPictureInPictureArgs(params);
}
} finally {
Binder.restoreCallingIdentity(origId);
}
}
@Override
public int getMaxNumPictureInPictureActions(IBinder token) {
// Currently, this is a static constant, but later, we may change this to be dependent on
// the context of the activity
return 3;
}
private void logPictureInPictureArgs(PictureInPictureParams params) {
if (params.hasSetActions()) {
MetricsLogger.histogram(mContext, "tron_varz_picture_in_picture_actions_count",
params.getActions().size());
}
if (params.hasSetAspectRatio()) {
LogMaker lm = new LogMaker(MetricsEvent.ACTION_PICTURE_IN_PICTURE_ASPECT_RATIO_CHANGED);
lm.addTaggedData(MetricsEvent.PICTURE_IN_PICTURE_ASPECT_RATIO, params.getAspectRatio());
MetricsLogger.action(lm);
}
}
/**
* Checks the state of the system and the activity associated with the given {@param token} to
* verify that picture-in-picture is supported for that activity.
*
* @return the activity record for the given {@param token} if all the checks pass.
*/
private ActivityRecord ensureValidPictureInPictureActivityParamsLocked(String caller,
IBinder token, PictureInPictureParams params) {
if (!mAm.mSupportsPictureInPicture) {
throw new IllegalStateException(caller
+ ": Device doesn't support picture-in-picture mode.");
}
final ActivityRecord r = ActivityRecord.forTokenLocked(token);
if (r == null) {
throw new IllegalStateException(caller
+ ": Can't find activity for token=" + token);
}
if (!r.supportsPictureInPicture()) {
throw new IllegalStateException(caller
+ ": Current activity does not support picture-in-picture.");
}
if (params.hasSetAspectRatio()
&& !mAm.mWindowManager.isValidPictureInPictureAspectRatio(r.getStack().mDisplayId,
params.getAspectRatio())) {
final float minAspectRatio = mContext.getResources().getFloat(
com.android.internal.R.dimen.config_pictureInPictureMinAspectRatio);
final float maxAspectRatio = mContext.getResources().getFloat(
com.android.internal.R.dimen.config_pictureInPictureMaxAspectRatio);
throw new IllegalArgumentException(String.format(caller
+ ": Aspect ratio is too extreme (must be between %f and %f).",
minAspectRatio, maxAspectRatio));
}
// Truncate the number of actions if necessary
params.truncateActions(getMaxNumPictureInPictureActions(token));
return r;
}
@Override
public IBinder getUriPermissionOwnerForActivity(IBinder activityToken) {
mAm.enforceNotIsolatedCaller("getUriPermissionOwnerForActivity");
synchronized (mGlobalLock) {
ActivityRecord r = ActivityRecord.isInStackLocked(activityToken);
if (r == null) {
throw new IllegalArgumentException("Activity does not exist; token="
+ activityToken);
}
return r.getUriPermissionsLocked().getExternalTokenLocked();
}
}
@Override
public void resizeDockedStack(Rect dockedBounds, Rect tempDockedTaskBounds,
Rect tempDockedTaskInsetBounds,
Rect tempOtherTaskBounds, Rect tempOtherTaskInsetBounds) {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS, "resizeDockedStack()");
long ident = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
mStackSupervisor.resizeDockedStackLocked(dockedBounds, tempDockedTaskBounds,
tempDockedTaskInsetBounds, tempOtherTaskBounds, tempOtherTaskInsetBounds,
PRESERVE_WINDOWS);
}
} finally {
Binder.restoreCallingIdentity(ident);
}
}
@Override
public void setSplitScreenResizing(boolean resizing) {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS, "setSplitScreenResizing()");
final long ident = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
mStackSupervisor.setSplitScreenResizing(resizing);
}
} finally {
Binder.restoreCallingIdentity(ident);
}
}
@Override
public int setVrMode(IBinder token, boolean enabled, ComponentName packageName) {
mAm.enforceSystemHasVrFeature();
final VrManagerInternal vrService = LocalServices.getService(VrManagerInternal.class);
ActivityRecord r;
synchronized (mGlobalLock) {
r = ActivityRecord.isInStackLocked(token);
}
if (r == null) {
throw new IllegalArgumentException();
}
int err;
if ((err = vrService.hasVrPackage(packageName, r.userId)) !=
VrManagerInternal.NO_ERROR) {
return err;
}
// Clear the binder calling uid since this path may call moveToTask().
final long callingId = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
r.requestedVrComponent = (enabled) ? packageName : null;
// Update associated state if this activity is currently focused
if (r == mStackSupervisor.getResumedActivityLocked()) {
applyUpdateVrModeLocked(r);
}
return 0;
}
} finally {
Binder.restoreCallingIdentity(callingId);
}
}
@Override
public void startLocalVoiceInteraction(IBinder callingActivity, Bundle options) {
Slog.i(TAG, "Activity tried to startLocalVoiceInteraction");
synchronized (mGlobalLock) {
ActivityRecord activity = mAm.getFocusedStack().getTopActivity();
if (ActivityRecord.forTokenLocked(callingActivity) != activity) {
throw new SecurityException("Only focused activity can call startVoiceInteraction");
}
if (mAm.mRunningVoice != null || activity.getTask().voiceSession != null
|| activity.voiceSession != null) {
Slog.w(TAG, "Already in a voice interaction, cannot start new voice interaction");
return;
}
if (activity.pendingVoiceInteractionStart) {
Slog.w(TAG, "Pending start of voice interaction already.");
return;
}
activity.pendingVoiceInteractionStart = true;
}
LocalServices.getService(VoiceInteractionManagerInternal.class)
.startLocalVoiceInteraction(callingActivity, options);
}
@Override
public void stopLocalVoiceInteraction(IBinder callingActivity) {
LocalServices.getService(VoiceInteractionManagerInternal.class)
.stopLocalVoiceInteraction(callingActivity);
}
@Override
public boolean supportsLocalVoiceInteraction() {
return LocalServices.getService(VoiceInteractionManagerInternal.class)
.supportsLocalVoiceInteraction();
}
/** Notifies all listeners when the pinned stack animation starts. */
@Override
public void notifyPinnedStackAnimationStarted() {
mTaskChangeNotificationController.notifyPinnedStackAnimationStarted();
}
/** Notifies all listeners when the pinned stack animation ends. */
@Override
public void notifyPinnedStackAnimationEnded() {
mTaskChangeNotificationController.notifyPinnedStackAnimationEnded();
}
@Override
public void resizePinnedStack(Rect pinnedBounds, Rect tempPinnedTaskBounds) {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS, "resizePinnedStack()");
final long ident = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
mStackSupervisor.resizePinnedStackLocked(pinnedBounds, tempPinnedTaskBounds);
}
} finally {
Binder.restoreCallingIdentity(ident);
}
}
@Override
public boolean updateDisplayOverrideConfiguration(Configuration values, int displayId) {
mAm.enforceCallingPermission(CHANGE_CONFIGURATION, "updateDisplayOverrideConfiguration()");
synchronized (mGlobalLock) {
// Check if display is initialized in AM.
if (!mStackSupervisor.isDisplayAdded(displayId)) {
// Call might come when display is not yet added or has already been removed.
if (DEBUG_CONFIGURATION) {
Slog.w(TAG, "Trying to update display configuration for non-existing displayId="
+ displayId);
}
return false;
}
if (values == null && mAm.mWindowManager != null) {
// sentinel: fetch the current configuration from the window manager
values = mAm.mWindowManager.computeNewConfiguration(displayId);
}
if (mAm.mWindowManager != null) {
// Update OOM levels based on display size.
mAm.mProcessList.applyDisplaySize(mAm.mWindowManager);
}
final long origId = Binder.clearCallingIdentity();
try {
if (values != null) {
Settings.System.clearConfiguration(values);
}
mAm.updateDisplayOverrideConfigurationLocked(values, null /* starting */,
false /* deferResume */, displayId, mTmpUpdateConfigurationResult);
return mTmpUpdateConfigurationResult.changes != 0;
} finally {
Binder.restoreCallingIdentity(origId);
}
}
}
@Override
public boolean updateConfiguration(Configuration values) {
mAm.enforceCallingPermission(CHANGE_CONFIGURATION, "updateConfiguration()");
synchronized (mGlobalLock) {
if (values == null && mAm.mWindowManager != null) {
// sentinel: fetch the current configuration from the window manager
values = mAm.mWindowManager.computeNewConfiguration(DEFAULT_DISPLAY);
}
if (mAm.mWindowManager != null) {
// Update OOM levels based on display size.
mAm.mProcessList.applyDisplaySize(mAm.mWindowManager);
}
final long origId = Binder.clearCallingIdentity();
try {
if (values != null) {
Settings.System.clearConfiguration(values);
}
mAm.updateConfigurationLocked(values, null, false, false /* persistent */,
UserHandle.USER_NULL, false /* deferResume */,
mTmpUpdateConfigurationResult);
return mTmpUpdateConfigurationResult.changes != 0;
} finally {
Binder.restoreCallingIdentity(origId);
}
}
}
@Override
public void dismissKeyguard(IBinder token, IKeyguardDismissCallback callback,
CharSequence message) {
if (message != null) {
mAm.enforceCallingPermission(
Manifest.permission.SHOW_KEYGUARD_MESSAGE, "dismissKeyguard()");
}
final long callingId = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
mKeyguardController.dismissKeyguard(token, callback, message);
}
} finally {
Binder.restoreCallingIdentity(callingId);
}
}
@Override
public void cancelTaskWindowTransition(int taskId) {
mAm.enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS,
"cancelTaskWindowTransition()");
final long ident = Binder.clearCallingIdentity();
try {
synchronized (mGlobalLock) {
final TaskRecord task = mStackSupervisor.anyTaskForIdLocked(taskId,
MATCH_TASK_IN_STACKS_ONLY);
if (task == null) {
Slog.w(TAG, "cancelTaskWindowTransition: taskId=" + taskId + " not found");
return;
}
task.cancelWindowTransition();
}
} finally {
Binder.restoreCallingIdentity(ident);
}
}
@Override
public ActivityManager.TaskSnapshot getTaskSnapshot(int taskId, boolean reducedResolution) {
mAm.enforceCallerIsRecentsOrHasPermission(READ_FRAME_BUFFER, "getTaskSnapshot()");
final long ident = Binder.clearCallingIdentity();
try {
final TaskRecord task;
synchronized (mGlobalLock) {
task = mStackSupervisor.anyTaskForIdLocked(taskId,
MATCH_TASK_IN_STACKS_OR_RECENT_TASKS);
if (task == null) {
Slog.w(TAG, "getTaskSnapshot: taskId=" + taskId + " not found");
return null;
}
}
// Don't call this while holding the lock as this operation might hit the disk.
return task.getSnapshot(reducedResolution);
} finally {
Binder.restoreCallingIdentity(ident);
}
}
@Override
public void setDisablePreviewScreenshots(IBinder token, boolean disable) {
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
Slog.w(TAG, "setDisablePreviewScreenshots: Unable to find activity for token="
+ token);
return;
}
final long origId = Binder.clearCallingIdentity();
try {
r.setDisablePreviewScreenshots(disable);
} finally {
Binder.restoreCallingIdentity(origId);
}
}
}
/** Return the user id of the last resumed activity. */
@Override
public @UserIdInt
int getLastResumedActivityUserId() {
mAm.enforceCallingPermission(
Manifest.permission.INTERACT_ACROSS_USERS_FULL, "getLastResumedActivityUserId()");
synchronized (mGlobalLock) {
if (mAm.mLastResumedActivity == null) {
return mAm.mUserController.getCurrentUserId();
}
return mAm.mLastResumedActivity.userId;
}
}
@Override
public void updateLockTaskFeatures(int userId, int flags) {
final int callingUid = Binder.getCallingUid();
if (callingUid != 0 && callingUid != SYSTEM_UID) {
mAm.enforceCallingPermission(android.Manifest.permission.UPDATE_LOCK_TASK_PACKAGES,
"updateLockTaskFeatures()");
}
synchronized (mGlobalLock) {
if (DEBUG_LOCKTASK) Slog.w(TAG_LOCKTASK, "Allowing features " + userId + ":0x" +
Integer.toHexString(flags));
getLockTaskController().updateLockTaskFeatures(userId, flags);
}
}
@Override
public void setShowWhenLocked(IBinder token, boolean showWhenLocked) {
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
return;
}
final long origId = Binder.clearCallingIdentity();
try {
r.setShowWhenLocked(showWhenLocked);
} finally {
Binder.restoreCallingIdentity(origId);
}
}
}
@Override
public void setTurnScreenOn(IBinder token, boolean turnScreenOn) {
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
return;
}
final long origId = Binder.clearCallingIdentity();
try {
r.setTurnScreenOn(turnScreenOn);
} finally {
Binder.restoreCallingIdentity(origId);
}
}
}
@Override
public void registerRemoteAnimations(IBinder token, RemoteAnimationDefinition definition) {
mAm.enforceCallingPermission(CONTROL_REMOTE_APP_TRANSITION_ANIMATIONS,
"registerRemoteAnimations");
definition.setCallingPid(Binder.getCallingPid());
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r == null) {
return;
}
final long origId = Binder.clearCallingIdentity();
try {
r.registerRemoteAnimations(definition);
} finally {
Binder.restoreCallingIdentity(origId);
}
}
}
@Override
public void registerRemoteAnimationForNextActivityStart(String packageName,
RemoteAnimationAdapter adapter) {
mAm.enforceCallingPermission(CONTROL_REMOTE_APP_TRANSITION_ANIMATIONS,
"registerRemoteAnimationForNextActivityStart");
adapter.setCallingPid(Binder.getCallingPid());
synchronized (mGlobalLock) {
final long origId = Binder.clearCallingIdentity();
try {
getActivityStartController().registerRemoteAnimationForNextActivityStart(
packageName, adapter);
} finally {
Binder.restoreCallingIdentity(origId);
}
}
}
/** @see android.app.ActivityManager#alwaysShowUnsupportedCompileSdkWarning */
@Override
public void alwaysShowUnsupportedCompileSdkWarning(ComponentName activity) {
synchronized (mGlobalLock) {
final long origId = Binder.clearCallingIdentity();
try {
mAm.mAppWarnings.alwaysShowUnsupportedCompileSdkWarning(activity);
} finally {
Binder.restoreCallingIdentity(origId);
}
}
}
@Override
public void setVrThread(int tid) {
mAm.enforceSystemHasVrFeature();
synchronized (mGlobalLock) {
synchronized (mAm.mPidsSelfLocked) {
final int pid = Binder.getCallingPid();
final ProcessRecord proc = mAm.mPidsSelfLocked.get(pid);
mVrController.setVrThreadLocked(tid, pid, proc);
}
}
}
@Override
public void setPersistentVrThread(int tid) {
if (mAm.checkCallingPermission(Manifest.permission.RESTRICTED_VR_ACCESS)
!= PERMISSION_GRANTED) {
final String msg = "Permission Denial: setPersistentVrThread() from pid="
+ Binder.getCallingPid()
+ ", uid=" + Binder.getCallingUid()
+ " requires " + Manifest.permission.RESTRICTED_VR_ACCESS;
Slog.w(TAG, msg);
throw new SecurityException(msg);
}
mAm.enforceSystemHasVrFeature();
synchronized (mGlobalLock) {
synchronized (mAm.mPidsSelfLocked) {
final int pid = Binder.getCallingPid();
final ProcessRecord proc = mAm.mPidsSelfLocked.get(pid);
mVrController.setPersistentVrThreadLocked(tid, pid, proc);
}
}
}
/**
* @return whether the system should disable UI modes incompatible with VR mode.
*/
boolean shouldDisableNonVrUiLocked() {
return mVrController.shouldDisableNonVrUiLocked();
}
void applyUpdateVrModeLocked(ActivityRecord r) {
// VR apps are expected to run in a main display. If an app is turning on VR for
// itself, but lives in a dynamic stack, then make sure that it is moved to the main
// fullscreen stack before enabling VR Mode.
// TODO: The goal of this code is to keep the VR app on the main display. When the
// stack implementation changes in the future, keep in mind that the use of the fullscreen
// stack is a means to move the activity to the main display and a moveActivityToDisplay()
// option would be a better choice here.
if (r.requestedVrComponent != null && r.getDisplayId() != DEFAULT_DISPLAY) {
Slog.i(TAG, "Moving " + r.shortComponentName + " from stack " + r.getStackId()
+ " to main stack for VR");
final ActivityStack stack = mStackSupervisor.getDefaultDisplay().getOrCreateStack(
WINDOWING_MODE_FULLSCREEN, r.getActivityType(), true /* toTop */);
moveTaskToStack(r.getTask().taskId, stack.mStackId, true /* toTop */);
}
mH.post(() -> {
if (!mVrController.onVrModeChanged(r)) {
return;
}
synchronized (mGlobalLock) {
final boolean disableNonVrUi = mVrController.shouldDisableNonVrUiLocked();
mWindowManager.disableNonVrUi(disableNonVrUi);
if (disableNonVrUi) {
// If we are in a VR mode where Picture-in-Picture mode is unsupported,
// then remove the pinned stack.
mStackSupervisor.removeStacksInWindowingModes(WINDOWING_MODE_PINNED);
}
}
});
}
/** Pokes the task persister. */
void notifyTaskPersisterLocked(TaskRecord task, boolean flush) {
mRecentTasks.notifyTaskPersisterLocked(task, flush);
}
void onTopProcChangedLocked(ProcessRecord proc) {
mVrController.onTopProcChangedLocked(proc);
}
boolean isKeyguardLocked() {
return mKeyguardController.isKeyguardLocked();
}
boolean isNextTransitionForward() {
int transit = mWindowManager.getPendingAppTransition();
return transit == TRANSIT_ACTIVITY_OPEN
|| transit == TRANSIT_TASK_OPEN
|| transit == TRANSIT_TASK_TO_FRONT;
}
void dumpVrControllerLocked(PrintWriter pw) {
pw.println(" mVrController=" + mVrController);
}
void writeVrControllerToProto(ProtoOutputStream proto, long fieldId) {
mVrController.writeToProto(proto, fieldId);
}
final class H extends Handler {
public H(Looper looper) {
super(looper, null, true);
}
}
final class LocalService extends ActivityTaskManagerInternal {
@Override
public SleepToken acquireSleepToken(String tag, int displayId) {
Preconditions.checkNotNull(tag);
return mAm.acquireSleepToken(tag, displayId);
}
@Override
public ComponentName getHomeActivityForUser(int userId) {
synchronized (mGlobalLock) {
ActivityRecord homeActivity = mStackSupervisor.getHomeActivityForUser(userId);
return homeActivity == null ? null : homeActivity.realActivity;
}
}
@Override
public void onLocalVoiceInteractionStarted(IBinder activity,
IVoiceInteractionSession voiceSession, IVoiceInteractor voiceInteractor) {
synchronized (mGlobalLock) {
mAm.onLocalVoiceInteractionStartedLocked(activity, voiceSession, voiceInteractor);
}
}
@Override
public void notifyAppTransitionStarting(SparseIntArray reasons, long timestamp) {
synchronized (mGlobalLock) {
mStackSupervisor.getActivityMetricsLogger().notifyTransitionStarting(
reasons, timestamp);
}
}
@Override
public void notifyAppTransitionFinished() {
synchronized (mGlobalLock) {
mStackSupervisor.notifyAppTransitionDone();
}
}
@Override
public void notifyAppTransitionCancelled() {
synchronized (mGlobalLock) {
mStackSupervisor.notifyAppTransitionDone();
}
}
@Override
public List<IBinder> getTopVisibleActivities() {
synchronized (mGlobalLock) {
return mStackSupervisor.getTopVisibleActivities();
}
}
@Override
public void notifyDockedStackMinimizedChanged(boolean minimized) {
synchronized (mGlobalLock) {
mStackSupervisor.setDockedStackMinimized(minimized);
}
}
@Override
public int startActivitiesAsPackage(String packageName, int userId, Intent[] intents,
Bundle bOptions) {
Preconditions.checkNotNull(intents, "intents");
final String[] resolvedTypes = new String[intents.length];
// UID of the package on user userId.
// "= 0" is needed because otherwise catch(RemoteException) would make it look like
// packageUid may not be initialized.
int packageUid = 0;
final long ident = Binder.clearCallingIdentity();
try {
for (int i = 0; i < intents.length; i++) {
resolvedTypes[i] =
intents[i].resolveTypeIfNeeded(mContext.getContentResolver());
}
packageUid = AppGlobals.getPackageManager().getPackageUid(
packageName, PackageManager.MATCH_DEBUG_TRIAGED_MISSING, userId);
} catch (RemoteException e) {
// Shouldn't happen.
} finally {
Binder.restoreCallingIdentity(ident);
}
synchronized (mGlobalLock) {
return getActivityStartController().startActivitiesInPackage(
packageUid, packageName,
intents, resolvedTypes, null /* resultTo */,
SafeActivityOptions.fromBundle(bOptions), userId,
false /* validateIncomingUser */);
}
}
@Override
public int startActivityAsUser(IApplicationThread caller, String callerPacakge,
Intent intent, Bundle options, int userId) {
return ActivityTaskManagerService.this.startActivityAsUser(
caller, callerPacakge, intent,
intent.resolveTypeIfNeeded(mContext.getContentResolver()),
null, null, 0, Intent.FLAG_ACTIVITY_NEW_TASK, null, options, userId,
false /*validateIncomingUser*/);
}
@Override
public void notifyKeyguardFlagsChanged(@Nullable Runnable callback) {
synchronized (mGlobalLock) {
// We might change the visibilities here, so prepare an empty app transition which
// might be overridden later if we actually change visibilities.
final boolean wasTransitionSet =
mAm.mWindowManager.getPendingAppTransition() != TRANSIT_NONE;
if (!wasTransitionSet) {
mAm.mWindowManager.prepareAppTransition(TRANSIT_NONE,
false /* alwaysKeepCurrent */);
}
mStackSupervisor.ensureActivitiesVisibleLocked(null, 0, !PRESERVE_WINDOWS);
// If there was a transition set already we don't want to interfere with it as we
// might be starting it too early.
if (!wasTransitionSet) {
mAm.mWindowManager.executeAppTransition();
}
}
if (callback != null) {
callback.run();
}
}
@Override
public void notifyKeyguardTrustedChanged() {
synchronized (mGlobalLock) {
if (mKeyguardController.isKeyguardShowing(DEFAULT_DISPLAY)) {
mStackSupervisor.ensureActivitiesVisibleLocked(null, 0, !PRESERVE_WINDOWS);
}
}
}
/**
* Called after virtual display Id is updated by
* {@link com.android.server.vr.Vr2dDisplay} with a specific
* {@param vrVr2dDisplayId}.
*/
@Override
public void setVr2dDisplayId(int vr2dDisplayId) {
if (DEBUG_STACK) Slog.d(TAG, "setVr2dDisplayId called for: " + vr2dDisplayId);
synchronized (mGlobalLock) {
mAm.mVr2dDisplayId = vr2dDisplayId;
}
}
@Override
public void setFocusedActivity(IBinder token) {
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.forTokenLocked(token);
if (r == null) {
throw new IllegalArgumentException(
"setFocusedActivity: No activity record matching token=" + token);
}
if (mStackSupervisor.moveFocusableActivityStackToFrontLocked(
r, "setFocusedActivity")) {
mStackSupervisor.resumeFocusedStackTopActivityLocked();
}
}
}
@Override
public boolean hasRunningActivity(int uid, @Nullable String packageName) {
if (packageName == null) return false;
synchronized (mGlobalLock) {
for (int i = 0; i < mAm.mLruProcesses.size(); i++) {
final ProcessRecord processRecord = mAm.mLruProcesses.get(i);
if (processRecord.uid == uid) {
for (int j = 0; j < processRecord.activities.size(); j++) {
final ActivityRecord activityRecord = processRecord.activities.get(j);
if (packageName.equals(activityRecord.packageName)) {
return true;
}
}
}
}
}
return false;
}
@Override
public void registerScreenObserver(ScreenObserver observer) {
mAm.mScreenObservers.add(observer);
}
@Override
public boolean isCallerRecents(int callingUid) {
return getRecentTasks().isCallerRecents(callingUid);
}
@Override
public boolean isRecentsComponentHomeActivity(int userId) {
return getRecentTasks().isRecentsComponentHomeActivity(userId);
}
@Override
public void cancelRecentsAnimation(boolean restoreHomeStackPosition) {
ActivityTaskManagerService.this.cancelRecentsAnimation(restoreHomeStackPosition);
}
@Override
public void enforceCallerIsRecentsOrHasPermission(String permission, String func) {
mAm.enforceCallerIsRecentsOrHasPermission(permission, func);
}
@Override
public void notifyActiveVoiceInteractionServiceChanged(ComponentName component) {
synchronized (mGlobalLock) {
mActiveVoiceInteractionServiceComponent = component;
}
}
}
}