| /* |
| * Copyright (C) 2013 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.ACTIVITY_EMBEDDING; |
| import static android.Manifest.permission.INTERNAL_SYSTEM_WINDOW; |
| import static android.Manifest.permission.START_ANY_ACTIVITY; |
| import static android.Manifest.permission.START_TASKS_FROM_RECENTS; |
| import static android.app.ActivityManager.START_TASK_TO_FRONT; |
| import static android.app.ActivityManager.StackId.DOCKED_STACK_ID; |
| import static android.app.ActivityManager.StackId.FIRST_DYNAMIC_STACK_ID; |
| import static android.app.ActivityManager.StackId.FULLSCREEN_WORKSPACE_STACK_ID; |
| import static android.app.ActivityManager.StackId.INVALID_STACK_ID; |
| import static android.app.ActivityManager.StackId.PINNED_STACK_ID; |
| import static android.app.ITaskStackListener.FORCED_RESIZEABLE_REASON_SECONDARY_DISPLAY; |
| import static android.app.ITaskStackListener.FORCED_RESIZEABLE_REASON_SPLIT_SCREEN; |
| import static android.app.WindowConfiguration.ACTIVITY_TYPE_ASSISTANT; |
| import static android.app.WindowConfiguration.ACTIVITY_TYPE_HOME; |
| import static android.app.WindowConfiguration.ACTIVITY_TYPE_RECENTS; |
| 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_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.pm.PackageManager.PERMISSION_DENIED; |
| import static android.content.pm.PackageManager.PERMISSION_GRANTED; |
| import static android.os.PowerManager.PARTIAL_WAKE_LOCK; |
| import static android.os.Process.SYSTEM_UID; |
| import static android.os.Trace.TRACE_TAG_ACTIVITY_MANAGER; |
| import static android.view.Display.DEFAULT_DISPLAY; |
| import static android.view.Display.INVALID_DISPLAY; |
| import static android.view.Display.TYPE_VIRTUAL; |
| import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.ACTION_PICTURE_IN_PICTURE_EXPANDED_TO_FULLSCREEN; |
| import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_ALL; |
| import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_FOCUS; |
| import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_IDLE; |
| import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_PAUSE; |
| import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_RECENTS; |
| import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_RELEASE; |
| import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_STACK; |
| import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_STATES; |
| import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_SWITCH; |
| import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_TASKS; |
| import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_FOCUS; |
| import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_IDLE; |
| import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_PAUSE; |
| import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_RECENTS; |
| import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_RELEASE; |
| import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_STACK; |
| import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_STATES; |
| import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_SWITCH; |
| import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_TASKS; |
| 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.ANIMATE; |
| import static com.android.server.am.ActivityManagerService.FIRST_SUPERVISOR_STACK_MSG; |
| import static com.android.server.am.ActivityStack.ActivityState.DESTROYED; |
| import static com.android.server.am.ActivityStack.ActivityState.DESTROYING; |
| import static com.android.server.am.ActivityStack.ActivityState.INITIALIZING; |
| import static com.android.server.am.ActivityStack.ActivityState.PAUSED; |
| import static com.android.server.am.ActivityStack.ActivityState.PAUSING; |
| import static com.android.server.am.ActivityStack.ActivityState.RESUMED; |
| import static com.android.server.am.ActivityStack.ActivityState.STOPPED; |
| import static com.android.server.am.ActivityStack.ActivityState.STOPPING; |
| import static com.android.server.am.ActivityStack.REMOVE_TASK_MODE_MOVING; |
| import static com.android.server.am.TaskRecord.INVALID_TASK_ID; |
| import static com.android.server.am.TaskRecord.LOCK_TASK_AUTH_LAUNCHABLE; |
| import static com.android.server.am.TaskRecord.LOCK_TASK_AUTH_LAUNCHABLE_PRIV; |
| 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.am.TaskRecord.REPARENT_MOVE_STACK_TO_FRONT; |
| import static com.android.server.am.proto.ActivityStackSupervisorProto.DISPLAYS; |
| import static com.android.server.am.proto.ActivityStackSupervisorProto.FOCUSED_STACK_ID; |
| import static com.android.server.am.proto.ActivityStackSupervisorProto.KEYGUARD_CONTROLLER; |
| import static com.android.server.am.proto.ActivityStackSupervisorProto.RESUMED_ACTIVITY; |
| import static com.android.server.am.proto.ActivityStackSupervisorProto.CONFIGURATION_CONTAINER; |
| import static com.android.server.wm.AppTransition.TRANSIT_DOCK_TASK_FROM_RECENTS; |
| import static java.lang.Integer.MAX_VALUE; |
| |
| import android.Manifest; |
| import android.annotation.IntDef; |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.annotation.UserIdInt; |
| import android.app.Activity; |
| import android.app.ActivityManager; |
| import android.app.ActivityManager.RunningTaskInfo; |
| import android.app.ActivityManager.StackId; |
| import android.app.ActivityManager.StackInfo; |
| import android.app.ActivityManagerInternal.SleepToken; |
| import android.app.ActivityOptions; |
| import android.app.AppOpsManager; |
| import android.app.ProfilerInfo; |
| import android.app.ResultInfo; |
| import android.app.WaitResult; |
| import android.app.WindowConfiguration; |
| import android.content.ComponentName; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.pm.ActivityInfo; |
| import android.content.pm.ApplicationInfo; |
| import android.content.pm.PackageInfo; |
| import android.content.pm.PackageManager; |
| import android.content.pm.ResolveInfo; |
| import android.content.pm.UserInfo; |
| import android.content.res.Configuration; |
| import android.graphics.Rect; |
| import android.hardware.display.DisplayManager; |
| import android.hardware.display.DisplayManager.DisplayListener; |
| import android.hardware.display.DisplayManagerInternal; |
| import android.hardware.input.InputManagerInternal; |
| import android.os.Binder; |
| import android.os.Bundle; |
| import android.os.Debug; |
| import android.os.Handler; |
| import android.os.IBinder; |
| import android.os.Looper; |
| import android.os.Message; |
| import android.os.PowerManager; |
| import android.os.Process; |
| import android.os.RemoteException; |
| import android.os.SystemClock; |
| import android.os.Trace; |
| import android.os.UserHandle; |
| import android.os.UserManager; |
| import android.os.WorkSource; |
| import android.provider.MediaStore; |
| import android.service.voice.IVoiceInteractionSession; |
| import android.util.ArrayMap; |
| import android.util.ArraySet; |
| import android.util.EventLog; |
| import android.util.IntArray; |
| import android.util.MergedConfiguration; |
| import android.util.Slog; |
| import android.util.SparseArray; |
| import android.util.SparseIntArray; |
| import android.util.TimeUtils; |
| import android.util.proto.ProtoOutputStream; |
| import android.view.Display; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.internal.content.ReferrerIntent; |
| import com.android.internal.logging.MetricsLogger; |
| import com.android.internal.os.TransferPipe; |
| import com.android.internal.util.ArrayUtils; |
| import com.android.server.LocalServices; |
| import com.android.server.am.ActivityStack.ActivityState; |
| import com.android.server.wm.ConfigurationContainer; |
| import com.android.server.wm.PinnedStackWindowController; |
| import com.android.server.wm.WindowManagerService; |
| |
| import java.io.FileDescriptor; |
| import java.io.IOException; |
| import java.io.PrintWriter; |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Set; |
| |
| public class ActivityStackSupervisor extends ConfigurationContainer implements DisplayListener { |
| private static final String TAG = TAG_WITH_CLASS_NAME ? "ActivityStackSupervisor" : TAG_AM; |
| private static final String TAG_FOCUS = TAG + POSTFIX_FOCUS; |
| private static final String TAG_IDLE = TAG + POSTFIX_IDLE; |
| private static final String TAG_PAUSE = TAG + POSTFIX_PAUSE; |
| private static final String TAG_RECENTS = TAG + POSTFIX_RECENTS; |
| private static final String TAG_RELEASE = TAG + POSTFIX_RELEASE; |
| private static final String TAG_STACK = TAG + POSTFIX_STACK; |
| private static final String TAG_STATES = TAG + POSTFIX_STATES; |
| private static final String TAG_SWITCH = TAG + POSTFIX_SWITCH; |
| static final String TAG_TASKS = TAG + POSTFIX_TASKS; |
| |
| /** How long we wait until giving up on the last activity telling us it is idle. */ |
| static final int IDLE_TIMEOUT = 10 * 1000; |
| |
| /** How long we can hold the sleep wake lock before giving up. */ |
| static final int SLEEP_TIMEOUT = 5 * 1000; |
| |
| // How long we can hold the launch wake lock before giving up. |
| static final int LAUNCH_TIMEOUT = 10 * 1000; |
| |
| static final int IDLE_TIMEOUT_MSG = FIRST_SUPERVISOR_STACK_MSG; |
| static final int IDLE_NOW_MSG = FIRST_SUPERVISOR_STACK_MSG + 1; |
| static final int RESUME_TOP_ACTIVITY_MSG = FIRST_SUPERVISOR_STACK_MSG + 2; |
| static final int SLEEP_TIMEOUT_MSG = FIRST_SUPERVISOR_STACK_MSG + 3; |
| static final int LAUNCH_TIMEOUT_MSG = FIRST_SUPERVISOR_STACK_MSG + 4; |
| static final int HANDLE_DISPLAY_ADDED = FIRST_SUPERVISOR_STACK_MSG + 5; |
| static final int HANDLE_DISPLAY_CHANGED = FIRST_SUPERVISOR_STACK_MSG + 6; |
| static final int HANDLE_DISPLAY_REMOVED = FIRST_SUPERVISOR_STACK_MSG + 7; |
| static final int LAUNCH_TASK_BEHIND_COMPLETE = FIRST_SUPERVISOR_STACK_MSG + 12; |
| static final int REPORT_MULTI_WINDOW_MODE_CHANGED_MSG = FIRST_SUPERVISOR_STACK_MSG + 14; |
| static final int REPORT_PIP_MODE_CHANGED_MSG = FIRST_SUPERVISOR_STACK_MSG + 15; |
| |
| private static final String VIRTUAL_DISPLAY_BASE_NAME = "ActivityViewVirtualDisplay"; |
| |
| // Used to indicate if an object (e.g. stack) that we are trying to get |
| // should be created if it doesn't exist already. |
| static final boolean CREATE_IF_NEEDED = true; |
| |
| // Used to indicate that windows of activities should be preserved during the resize. |
| static final boolean PRESERVE_WINDOWS = true; |
| |
| // Used to indicate if an object (e.g. task) should be moved/created |
| // at the top of its container (e.g. stack). |
| static final boolean ON_TOP = true; |
| |
| // Used to indicate that an objects (e.g. task) removal from its container |
| // (e.g. stack) is due to it moving to another container. |
| static final boolean MOVING = true; |
| |
| // Force the focus to change to the stack we are moving a task to.. |
| static final boolean FORCE_FOCUS = true; |
| |
| // Don't execute any calls to resume. |
| static final boolean DEFER_RESUME = true; |
| |
| // Used to indicate that a task is removed it should also be removed from recents. |
| static final boolean REMOVE_FROM_RECENTS = true; |
| |
| // Used to indicate that pausing an activity should occur immediately without waiting for |
| // the activity callback indicating that it has completed pausing |
| static final boolean PAUSE_IMMEDIATELY = true; |
| |
| /** |
| * The modes which affect which tasks are returned when calling |
| * {@link ActivityStackSupervisor#anyTaskForIdLocked(int)}. |
| */ |
| @Retention(RetentionPolicy.SOURCE) |
| @IntDef({ |
| MATCH_TASK_IN_STACKS_ONLY, |
| MATCH_TASK_IN_STACKS_OR_RECENT_TASKS, |
| MATCH_TASK_IN_STACKS_OR_RECENT_TASKS_AND_RESTORE |
| }) |
| public @interface AnyTaskForIdMatchTaskMode {} |
| // Match only tasks in the current stacks |
| static final int MATCH_TASK_IN_STACKS_ONLY = 0; |
| // Match either tasks in the current stacks, or in the recent tasks if not found in the stacks |
| static final int MATCH_TASK_IN_STACKS_OR_RECENT_TASKS = 1; |
| // Match either tasks in the current stacks, or in the recent tasks, restoring it to the |
| // provided stack id |
| static final int MATCH_TASK_IN_STACKS_OR_RECENT_TASKS_AND_RESTORE = 2; |
| |
| // Activity actions an app cannot start if it uses a permission which is not granted. |
| private static final ArrayMap<String, String> ACTION_TO_RUNTIME_PERMISSION = |
| new ArrayMap<>(); |
| |
| static { |
| ACTION_TO_RUNTIME_PERMISSION.put(MediaStore.ACTION_IMAGE_CAPTURE, |
| Manifest.permission.CAMERA); |
| ACTION_TO_RUNTIME_PERMISSION.put(MediaStore.ACTION_VIDEO_CAPTURE, |
| Manifest.permission.CAMERA); |
| ACTION_TO_RUNTIME_PERMISSION.put(Intent.ACTION_CALL, |
| Manifest.permission.CALL_PHONE); |
| } |
| |
| /** Action restriction: launching the activity is not restricted. */ |
| private static final int ACTIVITY_RESTRICTION_NONE = 0; |
| /** Action restriction: launching the activity is restricted by a permission. */ |
| private static final int ACTIVITY_RESTRICTION_PERMISSION = 1; |
| /** Action restriction: launching the activity is restricted by an app op. */ |
| private static final int ACTIVITY_RESTRICTION_APPOP = 2; |
| |
| // For debugging to make sure the caller when acquiring/releasing our |
| // wake lock is the system process. |
| static final boolean VALIDATE_WAKE_LOCK_CALLER = false; |
| /** The number of distinct task ids that can be assigned to the tasks of a single user */ |
| private static final int MAX_TASK_IDS_PER_USER = UserHandle.PER_USER_RANGE; |
| |
| final ActivityManagerService mService; |
| |
| private RecentTasks mRecentTasks; |
| |
| final ActivityStackSupervisorHandler mHandler; |
| |
| /** Short cut */ |
| WindowManagerService mWindowManager; |
| DisplayManager mDisplayManager; |
| |
| /** Counter for next free stack ID to use for dynamic activity stacks. */ |
| private int mNextFreeStackId = FIRST_DYNAMIC_STACK_ID; |
| |
| /** |
| * Maps the task identifier that activities are currently being started in to the userId of the |
| * task. Each time a new task is created, the entry for the userId of the task is incremented |
| */ |
| private final SparseIntArray mCurTaskIdForUser = new SparseIntArray(20); |
| |
| /** The current user */ |
| int mCurrentUser; |
| |
| /** The stack containing the launcher app. Assumed to always be attached to |
| * Display.DEFAULT_DISPLAY. */ |
| ActivityStack mHomeStack; |
| |
| /** The stack currently receiving input or launching the next activity. */ |
| ActivityStack mFocusedStack; |
| |
| /** If this is the same as mFocusedStack then the activity on the top of the focused stack has |
| * been resumed. If stacks are changing position this will hold the old stack until the new |
| * stack becomes resumed after which it will be set to mFocusedStack. */ |
| private ActivityStack mLastFocusedStack; |
| |
| /** List of activities that are waiting for a new activity to become visible before completing |
| * whatever operation they are supposed to do. */ |
| // TODO: Remove mActivitiesWaitingForVisibleActivity list and just remove activity from |
| // mStoppingActivities when something else comes up. |
| final ArrayList<ActivityRecord> mActivitiesWaitingForVisibleActivity = new ArrayList<>(); |
| |
| /** List of processes waiting to find out when a specific activity becomes visible. */ |
| private final ArrayList<WaitInfo> mWaitingForActivityVisible = new ArrayList<>(); |
| |
| /** List of processes waiting to find out about the next launched activity. */ |
| final ArrayList<WaitResult> mWaitingActivityLaunched = new ArrayList<>(); |
| |
| /** List of activities that are ready to be stopped, but waiting for the next activity to |
| * settle down before doing so. */ |
| final ArrayList<ActivityRecord> mStoppingActivities = new ArrayList<>(); |
| |
| /** List of activities that are ready to be finished, but waiting for the previous activity to |
| * settle down before doing so. It contains ActivityRecord objects. */ |
| final ArrayList<ActivityRecord> mFinishingActivities = new ArrayList<>(); |
| |
| /** List of activities that are in the process of going to sleep. */ |
| final ArrayList<ActivityRecord> mGoingToSleepActivities = new ArrayList<>(); |
| |
| /** List of activities whose multi-window mode changed that we need to report to the |
| * application */ |
| final ArrayList<ActivityRecord> mMultiWindowModeChangedActivities = new ArrayList<>(); |
| |
| /** List of activities whose picture-in-picture mode changed that we need to report to the |
| * application */ |
| final ArrayList<ActivityRecord> mPipModeChangedActivities = new ArrayList<>(); |
| |
| /** The target stack bounds for the picture-in-picture mode changed that we need to report to |
| * the application */ |
| Rect mPipModeChangedTargetStackBounds; |
| |
| /** Used on user changes */ |
| final ArrayList<UserState> mStartingUsers = new ArrayList<>(); |
| |
| /** Set to indicate whether to issue an onUserLeaving callback when a newly launched activity |
| * is being brought in front of us. */ |
| boolean mUserLeaving = false; |
| |
| /** |
| * We don't want to allow the device to go to sleep while in the process |
| * of launching an activity. This is primarily to allow alarm intent |
| * receivers to launch an activity and get that to run before the device |
| * goes back to sleep. |
| */ |
| PowerManager.WakeLock mLaunchingActivity; |
| |
| /** |
| * Set when the system is going to sleep, until we have |
| * successfully paused the current activity and released our wake lock. |
| * At that point the system is allowed to actually sleep. |
| */ |
| PowerManager.WakeLock mGoingToSleep; |
| |
| /** |
| * A list of tokens that cause the top activity to be put to sleep. |
| * They are used by components that may hide and block interaction with underlying |
| * activities. |
| */ |
| final ArrayList<SleepToken> mSleepTokens = new ArrayList<>(); |
| |
| /** Stack id of the front stack when user switched, indexed by userId. */ |
| SparseIntArray mUserStackInFront = new SparseIntArray(2); |
| |
| // TODO: There should be an ActivityDisplayController coordinating am/wm interaction. |
| /** Mapping from displayId to display current state */ |
| private final SparseArray<ActivityDisplay> mActivityDisplays = new SparseArray<>(); |
| |
| private final SparseArray<IntArray> mDisplayAccessUIDs = new SparseArray<>(); |
| |
| private DisplayManagerInternal mDisplayManagerInternal; |
| private InputManagerInternal mInputManagerInternal; |
| |
| /** Used to keep resumeTopActivityUncheckedLocked() from being entered recursively */ |
| boolean inResumeTopActivity; |
| |
| /** |
| * Temporary rect used during docked stack resize calculation so we don't need to create a new |
| * object each time. |
| */ |
| private final Rect tempRect = new Rect(); |
| |
| // The default minimal size that will be used if the activity doesn't specify its minimal size. |
| // It will be calculated when the default display gets added. |
| int mDefaultMinSizeOfResizeableTask = -1; |
| |
| // Whether tasks have moved and we need to rank the tasks before next OOM scoring |
| private boolean mTaskLayersChanged = true; |
| |
| final ActivityMetricsLogger mActivityMetricsLogger; |
| |
| private final ArrayList<ActivityRecord> mTmpActivityList = new ArrayList<>(); |
| |
| @Override |
| protected int getChildCount() { |
| return mActivityDisplays.size(); |
| } |
| |
| @Override |
| protected ActivityDisplay getChildAt(int index) { |
| return mActivityDisplays.valueAt(index); |
| } |
| |
| @Override |
| protected ConfigurationContainer getParent() { |
| return null; |
| } |
| |
| Configuration getDisplayOverrideConfiguration(int displayId) { |
| final ActivityDisplay activityDisplay = getActivityDisplayOrCreateLocked(displayId); |
| if (activityDisplay == null) { |
| throw new IllegalArgumentException("No display found with id: " + displayId); |
| } |
| |
| return activityDisplay.getOverrideConfiguration(); |
| } |
| |
| void setDisplayOverrideConfiguration(Configuration overrideConfiguration, int displayId) { |
| final ActivityDisplay activityDisplay = getActivityDisplayOrCreateLocked(displayId); |
| if (activityDisplay == null) { |
| throw new IllegalArgumentException("No display found with id: " + displayId); |
| } |
| |
| activityDisplay.onOverrideConfigurationChanged(overrideConfiguration); |
| } |
| |
| /** Check if placing task or activity on specified display is allowed. */ |
| boolean canPlaceEntityOnDisplay(int displayId, boolean resizeable, int callingPid, |
| int callingUid, ActivityInfo activityInfo) { |
| if (displayId == DEFAULT_DISPLAY) { |
| // No restrictions for the default display. |
| return true; |
| } |
| if (!mService.mSupportsMultiDisplay) { |
| // Can't launch on secondary displays if feature is not supported. |
| return false; |
| } |
| if (!resizeable && !displayConfigMatchesGlobal(displayId)) { |
| // Can't apply wrong configuration to non-resizeable activities. |
| return false; |
| } |
| if (!isCallerAllowedToLaunchOnDisplay(callingPid, callingUid, displayId, activityInfo)) { |
| // Can't place activities to a display that has restricted launch rules. |
| // In this case the request should be made by explicitly adding target display id and |
| // by caller with corresponding permissions. See #isCallerAllowedToLaunchOnDisplay(). |
| return false; |
| } |
| return true; |
| } |
| |
| /** |
| * Check if configuration of specified display matches current global config. |
| * Used to check if we can put a non-resizeable activity on a secondary display and it will get |
| * the same config as on the default display. |
| * @param displayId Id of the display to check. |
| * @return {@code true} if configuration matches. |
| */ |
| private boolean displayConfigMatchesGlobal(int displayId) { |
| if (displayId == DEFAULT_DISPLAY) { |
| return true; |
| } |
| if (displayId == INVALID_DISPLAY) { |
| return false; |
| } |
| final ActivityDisplay targetDisplay = getActivityDisplayOrCreateLocked(displayId); |
| if (targetDisplay == null) { |
| throw new IllegalArgumentException("No display found with id: " + displayId); |
| } |
| return getConfiguration().equals(targetDisplay.getConfiguration()); |
| } |
| |
| static class FindTaskResult { |
| ActivityRecord r; |
| boolean matchedByRootAffinity; |
| } |
| private final FindTaskResult mTmpFindTaskResult = new FindTaskResult(); |
| |
| /** |
| * Temp storage for display ids sorted in focus order. |
| * Maps position to id. Using {@link SparseIntArray} instead of {@link ArrayList} because |
| * it's more efficient, as the number of displays is usually small. |
| */ |
| private SparseIntArray mTmpOrderedDisplayIds = new SparseIntArray(); |
| |
| /** |
| * Used to keep track whether app visibilities got changed since the last pause. Useful to |
| * determine whether to invoke the task stack change listener after pausing. |
| */ |
| boolean mAppVisibilitiesChangedSinceLastPause; |
| |
| /** |
| * Set of tasks that are in resizing mode during an app transition to fill the "void". |
| */ |
| private final ArraySet<Integer> mResizingTasksDuringAnimation = new ArraySet<>(); |
| |
| |
| /** |
| * If set to {@code false} all calls to resize the docked stack {@link #resizeDockedStackLocked} |
| * will be ignored. Useful for the case where the caller is handling resizing of other stack and |
| * moving tasks around and doesn't want dock stack to be resized due to an automatic trigger |
| * like the docked stack going empty. |
| */ |
| private boolean mAllowDockedStackResize = true; |
| |
| /** |
| * Is dock currently minimized. |
| */ |
| boolean mIsDockMinimized; |
| |
| final KeyguardController mKeyguardController; |
| |
| private PowerManager mPowerManager; |
| private int mDeferResumeCount; |
| |
| /** |
| * Description of a request to start a new activity, which has been held |
| * due to app switches being disabled. |
| */ |
| static class PendingActivityLaunch { |
| final ActivityRecord r; |
| final ActivityRecord sourceRecord; |
| final int startFlags; |
| final ActivityStack stack; |
| final ProcessRecord callerApp; |
| |
| PendingActivityLaunch(ActivityRecord _r, ActivityRecord _sourceRecord, |
| int _startFlags, ActivityStack _stack, ProcessRecord _callerApp) { |
| r = _r; |
| sourceRecord = _sourceRecord; |
| startFlags = _startFlags; |
| stack = _stack; |
| callerApp = _callerApp; |
| } |
| |
| void sendErrorResult(String message) { |
| try { |
| if (callerApp.thread != null) { |
| callerApp.thread.scheduleCrash(message); |
| } |
| } catch (RemoteException e) { |
| Slog.e(TAG, "Exception scheduling crash of failed " |
| + "activity launcher sourceRecord=" + sourceRecord, e); |
| } |
| } |
| } |
| |
| public ActivityStackSupervisor(ActivityManagerService service, Looper looper) { |
| mService = service; |
| mHandler = new ActivityStackSupervisorHandler(looper); |
| mActivityMetricsLogger = new ActivityMetricsLogger(this, mService.mContext); |
| mKeyguardController = new KeyguardController(service, this); |
| } |
| |
| void setRecentTasks(RecentTasks recentTasks) { |
| mRecentTasks = recentTasks; |
| } |
| |
| /** |
| * At the time when the constructor runs, the power manager has not yet been |
| * initialized. So we initialize our wakelocks afterwards. |
| */ |
| void initPowerManagement() { |
| mPowerManager = (PowerManager)mService.mContext.getSystemService(Context.POWER_SERVICE); |
| mGoingToSleep = mPowerManager |
| .newWakeLock(PARTIAL_WAKE_LOCK, "ActivityManager-Sleep"); |
| mLaunchingActivity = mPowerManager.newWakeLock(PARTIAL_WAKE_LOCK, "*launch*"); |
| mLaunchingActivity.setReferenceCounted(false); |
| } |
| |
| void setWindowManager(WindowManagerService wm) { |
| synchronized (mService) { |
| mWindowManager = wm; |
| mKeyguardController.setWindowManager(wm); |
| |
| mDisplayManager = |
| (DisplayManager)mService.mContext.getSystemService(Context.DISPLAY_SERVICE); |
| mDisplayManager.registerDisplayListener(this, null); |
| mDisplayManagerInternal = LocalServices.getService(DisplayManagerInternal.class); |
| |
| Display[] displays = mDisplayManager.getDisplays(); |
| for (int displayNdx = displays.length - 1; displayNdx >= 0; --displayNdx) { |
| final int displayId = displays[displayNdx].getDisplayId(); |
| ActivityDisplay activityDisplay = new ActivityDisplay(this, displayId); |
| mActivityDisplays.put(displayId, activityDisplay); |
| calculateDefaultMinimalSizeOfResizeableTasks(activityDisplay); |
| } |
| |
| mHomeStack = mFocusedStack = mLastFocusedStack = getDefaultDisplay().getOrCreateStack( |
| WINDOWING_MODE_FULLSCREEN, ACTIVITY_TYPE_HOME, ON_TOP); |
| |
| mInputManagerInternal = LocalServices.getService(InputManagerInternal.class); |
| } |
| } |
| |
| ActivityStack getFocusedStack() { |
| return mFocusedStack; |
| } |
| |
| ActivityStack getLastStack() { |
| return mLastFocusedStack; |
| } |
| |
| boolean isFocusedStack(ActivityStack stack) { |
| return stack != null && stack == mFocusedStack; |
| } |
| |
| /** The top most stack on its display. */ |
| boolean isFrontStackOnDisplay(ActivityStack stack) { |
| return isFrontOfStackList(stack, stack.getDisplay().mStacks); |
| } |
| |
| private boolean isFrontOfStackList(ActivityStack stack, List<ActivityStack> stackList) { |
| return stack == stackList.get((stackList.size() - 1)); |
| } |
| |
| /** NOTE: Should only be called from {@link ActivityStack#moveToFront} */ |
| void setFocusStackUnchecked(String reason, ActivityStack focusCandidate) { |
| if (!focusCandidate.isFocusable()) { |
| // The focus candidate isn't focusable. Move focus to the top stack that is focusable. |
| focusCandidate = getNextFocusableStackLocked(focusCandidate); |
| } |
| |
| if (focusCandidate != mFocusedStack) { |
| mLastFocusedStack = mFocusedStack; |
| mFocusedStack = focusCandidate; |
| |
| EventLogTags.writeAmFocusedStack( |
| mCurrentUser, mFocusedStack == null ? -1 : mFocusedStack.getStackId(), |
| mLastFocusedStack == null ? -1 : mLastFocusedStack.getStackId(), reason); |
| } |
| |
| final ActivityRecord r = topRunningActivityLocked(); |
| if (mService.mBooting || !mService.mBooted) { |
| if (r != null && r.idle) { |
| checkFinishBootingLocked(); |
| } |
| } |
| } |
| |
| void moveHomeStackToFront(String reason) { |
| mHomeStack.moveToFront(reason); |
| } |
| |
| void moveRecentsStackToFront(String reason) { |
| final ActivityStack recentsStack = getDefaultDisplay().getStack( |
| WINDOWING_MODE_UNDEFINED, ACTIVITY_TYPE_RECENTS); |
| if (recentsStack != null) { |
| recentsStack.moveToFront(reason); |
| } |
| } |
| |
| /** Returns true if the focus activity was adjusted to the home stack top activity. */ |
| boolean moveHomeStackTaskToTop(String reason) { |
| mHomeStack.moveHomeStackTaskToTop(); |
| |
| final ActivityRecord top = getHomeActivity(); |
| if (top == null) { |
| return false; |
| } |
| moveFocusableActivityStackToFrontLocked(top, reason); |
| return true; |
| } |
| |
| boolean resumeHomeStackTask(ActivityRecord prev, String reason) { |
| if (!mService.mBooting && !mService.mBooted) { |
| // Not ready yet! |
| return false; |
| } |
| |
| if (prev != null) { |
| prev.getTask().setTaskToReturnTo(ACTIVITY_TYPE_STANDARD); |
| } |
| |
| mHomeStack.moveHomeStackTaskToTop(); |
| ActivityRecord r = getHomeActivity(); |
| final String myReason = reason + " resumeHomeStackTask"; |
| |
| // Only resume home activity if isn't finishing. |
| if (r != null && !r.finishing) { |
| moveFocusableActivityStackToFrontLocked(r, myReason); |
| return resumeFocusedStackTopActivityLocked(mHomeStack, prev, null); |
| } |
| return mService.startHomeActivityLocked(mCurrentUser, myReason); |
| } |
| |
| TaskRecord anyTaskForIdLocked(int id) { |
| return anyTaskForIdLocked(id, MATCH_TASK_IN_STACKS_OR_RECENT_TASKS_AND_RESTORE); |
| } |
| |
| TaskRecord anyTaskForIdLocked(int id, @AnyTaskForIdMatchTaskMode int matchMode) { |
| return anyTaskForIdLocked(id, matchMode, null); |
| } |
| |
| /** |
| * Returns a {@link TaskRecord} for the input id if available. {@code null} otherwise. |
| * @param id Id of the task we would like returned. |
| * @param matchMode The mode to match the given task id in. |
| * @param aOptions The activity options to use for restoration. Can be null. |
| */ |
| TaskRecord anyTaskForIdLocked(int id, @AnyTaskForIdMatchTaskMode int matchMode, |
| @Nullable ActivityOptions aOptions) { |
| // If there is a stack id set, ensure that we are attempting to actually restore a task |
| // TODO: Don't really know if this is needed... |
| if (matchMode != MATCH_TASK_IN_STACKS_OR_RECENT_TASKS_AND_RESTORE && aOptions != null) { |
| throw new IllegalArgumentException("Should not specify activity options for non-restore" |
| + " lookup"); |
| } |
| |
| int numDisplays = mActivityDisplays.size(); |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| ActivityStack stack = stacks.get(stackNdx); |
| final TaskRecord task = stack.taskForIdLocked(id); |
| if (task != null) { |
| return task; |
| } |
| } |
| } |
| |
| // If we are matching stack tasks only, return now |
| if (matchMode == MATCH_TASK_IN_STACKS_ONLY) { |
| return null; |
| } |
| |
| // Otherwise, check the recent tasks and return if we find it there and we are not restoring |
| // the task from recents |
| if (DEBUG_RECENTS) Slog.v(TAG_RECENTS, "Looking for task id=" + id + " in recents"); |
| final TaskRecord task = mRecentTasks.taskForIdLocked(id); |
| |
| if (task == null) { |
| if (DEBUG_RECENTS) { |
| Slog.d(TAG_RECENTS, "\tDidn't find task id=" + id + " in recents"); |
| } |
| |
| return null; |
| } |
| |
| if (matchMode == MATCH_TASK_IN_STACKS_OR_RECENT_TASKS) { |
| return task; |
| } |
| |
| // Implicitly, this case is MATCH_TASK_IN_STACKS_OR_RECENT_TASKS_AND_RESTORE |
| if (!restoreRecentTaskLocked(task, aOptions)) { |
| if (DEBUG_RECENTS) Slog.w(TAG_RECENTS, |
| "Couldn't restore task id=" + id + " found in recents"); |
| return null; |
| } |
| if (DEBUG_RECENTS) Slog.w(TAG_RECENTS, "Restored task id=" + id + " from in recents"); |
| return task; |
| } |
| |
| ActivityRecord isInAnyStackLocked(IBinder token) { |
| int numDisplays = mActivityDisplays.size(); |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityRecord r = stacks.get(stackNdx).isInStackLocked(token); |
| if (r != null) { |
| return r; |
| } |
| } |
| } |
| return null; |
| } |
| |
| /** |
| * Detects whether we should show a lock screen in front of this task for a locked user. |
| * <p> |
| * We'll do this if either of the following holds: |
| * <ul> |
| * <li>The top activity explicitly belongs to {@param userId}.</li> |
| * <li>The top activity returns a result to an activity belonging to {@param userId}.</li> |
| * </ul> |
| * |
| * @return {@code true} if the top activity looks like it belongs to {@param userId}. |
| */ |
| private boolean taskTopActivityIsUser(TaskRecord task, @UserIdInt int userId) { |
| // To handle the case that work app is in the task but just is not the top one. |
| final ActivityRecord activityRecord = task.getTopActivity(); |
| final ActivityRecord resultTo = (activityRecord != null ? activityRecord.resultTo : null); |
| |
| return (activityRecord != null && activityRecord.userId == userId) |
| || (resultTo != null && resultTo.userId == userId); |
| } |
| |
| /** |
| * Find all visible task stacks containing {@param userId} and intercept them with an activity |
| * to block out the contents and possibly start a credential-confirming intent. |
| * |
| * @param userId user handle for the locked managed profile. |
| */ |
| void lockAllProfileTasks(@UserIdInt int userId) { |
| mWindowManager.deferSurfaceLayout(); |
| try { |
| final List<ActivityStack> stacks = getStacks(); |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; stackNdx--) { |
| final List<TaskRecord> tasks = stacks.get(stackNdx).getAllTasks(); |
| for (int taskNdx = tasks.size() - 1; taskNdx >= 0; taskNdx--) { |
| final TaskRecord task = tasks.get(taskNdx); |
| |
| // Check the task for a top activity belonging to userId, or returning a result |
| // to an activity belonging to userId. Example case: a document picker for |
| // personal files, opened by a work app, should still get locked. |
| if (taskTopActivityIsUser(task, userId)) { |
| mService.mTaskChangeNotificationController.notifyTaskProfileLocked( |
| task.taskId, userId); |
| } |
| } |
| } |
| } finally { |
| mWindowManager.continueSurfaceLayout(); |
| } |
| } |
| |
| void setNextTaskIdForUserLocked(int taskId, int userId) { |
| final int currentTaskId = mCurTaskIdForUser.get(userId, -1); |
| if (taskId > currentTaskId) { |
| mCurTaskIdForUser.put(userId, taskId); |
| } |
| } |
| |
| static int nextTaskIdForUser(int taskId, int userId) { |
| int nextTaskId = taskId + 1; |
| if (nextTaskId == (userId + 1) * MAX_TASK_IDS_PER_USER) { |
| // Wrap around as there will be smaller task ids that are available now. |
| nextTaskId -= MAX_TASK_IDS_PER_USER; |
| } |
| return nextTaskId; |
| } |
| |
| int getNextTaskIdForUserLocked(int userId) { |
| final int currentTaskId = mCurTaskIdForUser.get(userId, userId * MAX_TASK_IDS_PER_USER); |
| // for a userId u, a taskId can only be in the range |
| // [u*MAX_TASK_IDS_PER_USER, (u+1)*MAX_TASK_IDS_PER_USER-1], so if MAX_TASK_IDS_PER_USER |
| // was 10, user 0 could only have taskIds 0 to 9, user 1: 10 to 19, user 2: 20 to 29, so on. |
| int candidateTaskId = nextTaskIdForUser(currentTaskId, userId); |
| while (mRecentTasks.taskIdTakenForUserLocked(candidateTaskId, userId) |
| || anyTaskForIdLocked( |
| candidateTaskId, MATCH_TASK_IN_STACKS_OR_RECENT_TASKS) != null) { |
| candidateTaskId = nextTaskIdForUser(candidateTaskId, userId); |
| if (candidateTaskId == currentTaskId) { |
| // Something wrong! |
| // All MAX_TASK_IDS_PER_USER task ids are taken up by running tasks for this user |
| throw new IllegalStateException("Cannot get an available task id." |
| + " Reached limit of " + MAX_TASK_IDS_PER_USER |
| + " running tasks per user."); |
| } |
| } |
| mCurTaskIdForUser.put(userId, candidateTaskId); |
| return candidateTaskId; |
| } |
| |
| ActivityRecord getResumedActivityLocked() { |
| ActivityStack stack = mFocusedStack; |
| if (stack == null) { |
| return null; |
| } |
| ActivityRecord resumedActivity = stack.mResumedActivity; |
| if (resumedActivity == null || resumedActivity.app == null) { |
| resumedActivity = stack.mPausingActivity; |
| if (resumedActivity == null || resumedActivity.app == null) { |
| resumedActivity = stack.topRunningActivityLocked(); |
| } |
| } |
| return resumedActivity; |
| } |
| |
| boolean attachApplicationLocked(ProcessRecord app) throws RemoteException { |
| final String processName = app.processName; |
| boolean didSomething = false; |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| if (!isFocusedStack(stack)) { |
| continue; |
| } |
| stack.getAllRunningVisibleActivitiesLocked(mTmpActivityList); |
| final ActivityRecord top = stack.topRunningActivityLocked(); |
| final int size = mTmpActivityList.size(); |
| for (int i = 0; i < size; i++) { |
| final ActivityRecord activity = mTmpActivityList.get(i); |
| if (activity.app == null && app.uid == activity.info.applicationInfo.uid |
| && processName.equals(activity.processName)) { |
| try { |
| if (realStartActivityLocked(activity, app, |
| top == activity /* andResume */, true /* checkConfig */)) { |
| didSomething = true; |
| } |
| } catch (RemoteException e) { |
| Slog.w(TAG, "Exception in new application when starting activity " |
| + top.intent.getComponent().flattenToShortString(), e); |
| throw e; |
| } |
| } |
| } |
| } |
| } |
| if (!didSomething) { |
| ensureActivitiesVisibleLocked(null, 0, !PRESERVE_WINDOWS); |
| } |
| return didSomething; |
| } |
| |
| boolean allResumedActivitiesIdle() { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| if (!isFocusedStack(stack) || stack.numActivities() == 0) { |
| continue; |
| } |
| final ActivityRecord resumedActivity = stack.mResumedActivity; |
| if (resumedActivity == null || !resumedActivity.idle) { |
| if (DEBUG_STATES) Slog.d(TAG_STATES, "allResumedActivitiesIdle: stack=" |
| + stack.mStackId + " " + resumedActivity + " not idle"); |
| return false; |
| } |
| } |
| } |
| // Send launch end powerhint when idle |
| mService.mActivityStarter.sendPowerHintForLaunchEndIfNeeded(); |
| return true; |
| } |
| |
| boolean allResumedActivitiesComplete() { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| if (isFocusedStack(stack)) { |
| final ActivityRecord r = stack.mResumedActivity; |
| if (r != null && r.state != RESUMED) { |
| return false; |
| } |
| } |
| } |
| } |
| // TODO: Not sure if this should check if all Paused are complete too. |
| if (DEBUG_STACK) Slog.d(TAG_STACK, |
| "allResumedActivitiesComplete: mLastFocusedStack changing from=" + |
| mLastFocusedStack + " to=" + mFocusedStack); |
| mLastFocusedStack = mFocusedStack; |
| return true; |
| } |
| |
| boolean allResumedActivitiesVisible() { |
| boolean foundResumed = false; |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| final ActivityRecord r = stack.mResumedActivity; |
| if (r != null) { |
| if (!r.nowVisible || mActivitiesWaitingForVisibleActivity.contains(r)) { |
| return false; |
| } |
| foundResumed = true; |
| } |
| } |
| } |
| return foundResumed; |
| } |
| |
| /** |
| * Pause all activities in either all of the stacks or just the back stacks. |
| * @param userLeaving Passed to pauseActivity() to indicate whether to call onUserLeaving(). |
| * @param resuming The resuming activity. |
| * @param dontWait The resuming activity isn't going to wait for all activities to be paused |
| * before resuming. |
| * @return true if any activity was paused as a result of this call. |
| */ |
| boolean pauseBackStacks(boolean userLeaving, ActivityRecord resuming, boolean dontWait) { |
| boolean someActivityPaused = false; |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| if (!isFocusedStack(stack) && stack.mResumedActivity != null) { |
| if (DEBUG_STATES) Slog.d(TAG_STATES, "pauseBackStacks: stack=" + stack + |
| " mResumedActivity=" + stack.mResumedActivity); |
| someActivityPaused |= stack.startPausingLocked(userLeaving, false, resuming, |
| dontWait); |
| } |
| } |
| } |
| return someActivityPaused; |
| } |
| |
| boolean allPausedActivitiesComplete() { |
| boolean pausing = true; |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| final ActivityRecord r = stack.mPausingActivity; |
| if (r != null && r.state != PAUSED && r.state != STOPPED && r.state != STOPPING) { |
| if (DEBUG_STATES) { |
| Slog.d(TAG_STATES, |
| "allPausedActivitiesComplete: r=" + r + " state=" + r.state); |
| pausing = false; |
| } else { |
| return false; |
| } |
| } |
| } |
| } |
| return pausing; |
| } |
| |
| void cancelInitializingActivities() { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| stacks.get(stackNdx).cancelInitializingActivities(); |
| } |
| } |
| } |
| |
| void waitActivityVisible(ComponentName name, WaitResult result) { |
| final WaitInfo waitInfo = new WaitInfo(name, result); |
| mWaitingForActivityVisible.add(waitInfo); |
| } |
| |
| void cleanupActivity(ActivityRecord r) { |
| // Make sure this record is no longer in the pending finishes list. |
| // This could happen, for example, if we are trimming activities |
| // down to the max limit while they are still waiting to finish. |
| mFinishingActivities.remove(r); |
| mActivitiesWaitingForVisibleActivity.remove(r); |
| |
| for (int i = mWaitingForActivityVisible.size() - 1; i >= 0; --i) { |
| if (mWaitingForActivityVisible.get(i).matches(r.realActivity)) { |
| mWaitingForActivityVisible.remove(i); |
| } |
| } |
| } |
| |
| void reportActivityVisibleLocked(ActivityRecord r) { |
| sendWaitingVisibleReportLocked(r); |
| } |
| |
| void sendWaitingVisibleReportLocked(ActivityRecord r) { |
| boolean changed = false; |
| for (int i = mWaitingForActivityVisible.size() - 1; i >= 0; --i) { |
| final WaitInfo w = mWaitingForActivityVisible.get(i); |
| if (w.matches(r.realActivity)) { |
| final WaitResult result = w.getResult(); |
| changed = true; |
| result.timeout = false; |
| result.who = w.getComponent(); |
| result.totalTime = SystemClock.uptimeMillis() - result.thisTime; |
| result.thisTime = result.totalTime; |
| mWaitingForActivityVisible.remove(w); |
| } |
| } |
| if (changed) { |
| mService.notifyAll(); |
| } |
| } |
| |
| void reportTaskToFrontNoLaunch(ActivityRecord r) { |
| boolean changed = false; |
| for (int i = mWaitingActivityLaunched.size() - 1; i >= 0; i--) { |
| WaitResult w = mWaitingActivityLaunched.remove(i); |
| if (w.who == null) { |
| changed = true; |
| // Set result to START_TASK_TO_FRONT so that startActivityMayWait() knows that |
| // the starting activity ends up moving another activity to front, and it should |
| // wait for this new activity to become visible instead. |
| // Do not modify other fields. |
| w.result = START_TASK_TO_FRONT; |
| } |
| } |
| if (changed) { |
| mService.notifyAll(); |
| } |
| } |
| |
| void reportActivityLaunchedLocked(boolean timeout, ActivityRecord r, |
| long thisTime, long totalTime) { |
| boolean changed = false; |
| for (int i = mWaitingActivityLaunched.size() - 1; i >= 0; i--) { |
| WaitResult w = mWaitingActivityLaunched.remove(i); |
| if (w.who == null) { |
| changed = true; |
| w.timeout = timeout; |
| if (r != null) { |
| w.who = new ComponentName(r.info.packageName, r.info.name); |
| } |
| w.thisTime = thisTime; |
| w.totalTime = totalTime; |
| // Do not modify w.result. |
| } |
| } |
| if (changed) { |
| mService.notifyAll(); |
| } |
| } |
| |
| ActivityRecord topRunningActivityLocked() { |
| final ActivityStack focusedStack = mFocusedStack; |
| ActivityRecord r = focusedStack.topRunningActivityLocked(); |
| if (r != null) { |
| return r; |
| } |
| |
| // Look in other non-focused and non-home stacks. |
| mWindowManager.getDisplaysInFocusOrder(mTmpOrderedDisplayIds); |
| |
| for (int i = mTmpOrderedDisplayIds.size() - 1; i >= 0; --i) { |
| final int displayId = mTmpOrderedDisplayIds.get(i); |
| final List<ActivityStack> stacks = mActivityDisplays.get(displayId).mStacks; |
| if (stacks == null) { |
| continue; |
| } |
| for (int j = stacks.size() - 1; j >= 0; --j) { |
| final ActivityStack stack = stacks.get(j); |
| if (stack != focusedStack && isFrontStackOnDisplay(stack) && stack.isFocusable()) { |
| r = stack.topRunningActivityLocked(); |
| if (r != null) { |
| return r; |
| } |
| } |
| } |
| } |
| return null; |
| } |
| |
| void getTasksLocked(int maxNum, List<RunningTaskInfo> list, int callingUid, boolean allowed) { |
| // Gather all of the running tasks for each stack into runningTaskLists. |
| ArrayList<ArrayList<RunningTaskInfo>> runningTaskLists = new ArrayList<>(); |
| final int numDisplays = mActivityDisplays.size(); |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| ArrayList<RunningTaskInfo> stackTaskList = new ArrayList<>(); |
| runningTaskLists.add(stackTaskList); |
| stack.getTasksLocked(stackTaskList, callingUid, allowed); |
| } |
| } |
| |
| // The lists are already sorted from most recent to oldest. Just pull the most recent off |
| // each list and add it to list. Stop when all lists are empty or maxNum reached. |
| while (maxNum > 0) { |
| long mostRecentActiveTime = Long.MIN_VALUE; |
| ArrayList<RunningTaskInfo> selectedStackList = null; |
| final int numTaskLists = runningTaskLists.size(); |
| for (int stackNdx = 0; stackNdx < numTaskLists; ++stackNdx) { |
| ArrayList<RunningTaskInfo> stackTaskList = runningTaskLists.get(stackNdx); |
| if (!stackTaskList.isEmpty()) { |
| final long lastActiveTime = stackTaskList.get(0).lastActiveTime; |
| if (lastActiveTime > mostRecentActiveTime) { |
| mostRecentActiveTime = lastActiveTime; |
| selectedStackList = stackTaskList; |
| } |
| } |
| } |
| if (selectedStackList != null) { |
| list.add(selectedStackList.remove(0)); |
| --maxNum; |
| } else { |
| break; |
| } |
| } |
| } |
| |
| ActivityInfo resolveActivity(Intent intent, ResolveInfo rInfo, int startFlags, |
| ProfilerInfo profilerInfo) { |
| final ActivityInfo aInfo = rInfo != null ? rInfo.activityInfo : null; |
| if (aInfo != null) { |
| // Store the found target back into the intent, because now that |
| // we have it we never want to do this again. For example, if the |
| // user navigates back to this point in the history, we should |
| // always restart the exact same activity. |
| intent.setComponent(new ComponentName( |
| aInfo.applicationInfo.packageName, aInfo.name)); |
| |
| // Don't debug things in the system process |
| if (!aInfo.processName.equals("system")) { |
| if ((startFlags & ActivityManager.START_FLAG_DEBUG) != 0) { |
| mService.setDebugApp(aInfo.processName, true, false); |
| } |
| |
| if ((startFlags & ActivityManager.START_FLAG_NATIVE_DEBUGGING) != 0) { |
| mService.setNativeDebuggingAppLocked(aInfo.applicationInfo, aInfo.processName); |
| } |
| |
| if ((startFlags & ActivityManager.START_FLAG_TRACK_ALLOCATION) != 0) { |
| mService.setTrackAllocationApp(aInfo.applicationInfo, aInfo.processName); |
| } |
| |
| if (profilerInfo != null) { |
| mService.setProfileApp(aInfo.applicationInfo, aInfo.processName, profilerInfo); |
| } |
| } |
| final String intentLaunchToken = intent.getLaunchToken(); |
| if (aInfo.launchToken == null && intentLaunchToken != null) { |
| aInfo.launchToken = intentLaunchToken; |
| } |
| } |
| return aInfo; |
| } |
| |
| ResolveInfo resolveIntent(Intent intent, String resolvedType, int userId) { |
| return resolveIntent(intent, resolvedType, userId, 0); |
| } |
| |
| ResolveInfo resolveIntent(Intent intent, String resolvedType, int userId, int flags) { |
| synchronized (mService) { |
| return mService.getPackageManagerInternalLocked().resolveIntent(intent, resolvedType, |
| PackageManager.MATCH_INSTANT | PackageManager.MATCH_DEFAULT_ONLY | flags |
| | ActivityManagerService.STOCK_PM_FLAGS, userId, true); |
| } |
| } |
| |
| ActivityInfo resolveActivity(Intent intent, String resolvedType, int startFlags, |
| ProfilerInfo profilerInfo, int userId) { |
| final ResolveInfo rInfo = resolveIntent(intent, resolvedType, userId); |
| return resolveActivity(intent, rInfo, startFlags, profilerInfo); |
| } |
| |
| final boolean realStartActivityLocked(ActivityRecord r, ProcessRecord app, |
| boolean andResume, boolean checkConfig) throws RemoteException { |
| |
| if (!allPausedActivitiesComplete()) { |
| // While there are activities pausing we skipping starting any new activities until |
| // pauses are complete. NOTE: that we also do this for activities that are starting in |
| // the paused state because they will first be resumed then paused on the client side. |
| if (DEBUG_SWITCH || DEBUG_PAUSE || DEBUG_STATES) Slog.v(TAG_PAUSE, |
| "realStartActivityLocked: Skipping start of r=" + r |
| + " some activities pausing..."); |
| return false; |
| } |
| |
| final TaskRecord task = r.getTask(); |
| final ActivityStack stack = task.getStack(); |
| |
| beginDeferResume(); |
| |
| try { |
| r.startFreezingScreenLocked(app, 0); |
| |
| // schedule launch ticks to collect information about slow apps. |
| r.startLaunchTickingLocked(); |
| |
| r.app = app; |
| |
| if (mKeyguardController.isKeyguardLocked()) { |
| r.notifyUnknownVisibilityLaunched(); |
| } |
| |
| // Have the window manager re-evaluate the orientation of the screen based on the new |
| // activity order. Note that as a result of this, it can call back into the activity |
| // manager with a new orientation. We don't care about that, because the activity is |
| // not currently running so we are just restarting it anyway. |
| if (checkConfig) { |
| final int displayId = r.getDisplayId(); |
| final Configuration config = mWindowManager.updateOrientationFromAppTokens( |
| getDisplayOverrideConfiguration(displayId), |
| r.mayFreezeScreenLocked(app) ? r.appToken : null, displayId); |
| // Deferring resume here because we're going to launch new activity shortly. |
| // We don't want to perform a redundant launch of the same record while ensuring |
| // configurations and trying to resume top activity of focused stack. |
| mService.updateDisplayOverrideConfigurationLocked(config, r, true /* deferResume */, |
| displayId); |
| } |
| |
| if (r.getStack().checkKeyguardVisibility(r, true /* shouldBeVisible */, |
| true /* isTop */)) { |
| // We only set the visibility to true if the activity is allowed to be visible |
| // based on |
| // keyguard state. This avoids setting this into motion in window manager that is |
| // later cancelled due to later calls to ensure visible activities that set |
| // visibility back to false. |
| r.setVisibility(true); |
| } |
| |
| final int applicationInfoUid = |
| (r.info.applicationInfo != null) ? r.info.applicationInfo.uid : -1; |
| if ((r.userId != app.userId) || (r.appInfo.uid != applicationInfoUid)) { |
| Slog.wtf(TAG, |
| "User ID for activity changing for " + r |
| + " appInfo.uid=" + r.appInfo.uid |
| + " info.ai.uid=" + applicationInfoUid |
| + " old=" + r.app + " new=" + app); |
| } |
| |
| app.waitingToKill = null; |
| r.launchCount++; |
| r.lastLaunchTime = SystemClock.uptimeMillis(); |
| |
| if (DEBUG_ALL) Slog.v(TAG, "Launching: " + r); |
| |
| int idx = app.activities.indexOf(r); |
| if (idx < 0) { |
| app.activities.add(r); |
| } |
| mService.updateLruProcessLocked(app, true, null); |
| mService.updateOomAdjLocked(); |
| |
| if (task.mLockTaskAuth == LOCK_TASK_AUTH_LAUNCHABLE || |
| task.mLockTaskAuth == LOCK_TASK_AUTH_LAUNCHABLE_PRIV) { |
| mService.mLockTaskController.startLockTaskMode(task, false, 0 /* blank UID */); |
| } |
| |
| try { |
| if (app.thread == null) { |
| throw new RemoteException(); |
| } |
| List<ResultInfo> results = null; |
| List<ReferrerIntent> newIntents = null; |
| if (andResume) { |
| // We don't need to deliver new intents and/or set results if activity is going |
| // to pause immediately after launch. |
| results = r.results; |
| newIntents = r.newIntents; |
| } |
| if (DEBUG_SWITCH) Slog.v(TAG_SWITCH, |
| "Launching: " + r + " icicle=" + r.icicle + " with results=" + results |
| + " newIntents=" + newIntents + " andResume=" + andResume); |
| EventLog.writeEvent(EventLogTags.AM_RESTART_ACTIVITY, r.userId, |
| System.identityHashCode(r), task.taskId, r.shortComponentName); |
| if (r.isActivityTypeHome()) { |
| // Home process is the root process of the task. |
| mService.mHomeProcess = task.mActivities.get(0).app; |
| } |
| mService.notifyPackageUse(r.intent.getComponent().getPackageName(), |
| PackageManager.NOTIFY_PACKAGE_USE_ACTIVITY); |
| r.sleeping = false; |
| r.forceNewConfig = false; |
| mService.showUnsupportedZoomDialogIfNeededLocked(r); |
| mService.showAskCompatModeDialogLocked(r); |
| r.compat = mService.compatibilityInfoForPackageLocked(r.info.applicationInfo); |
| ProfilerInfo profilerInfo = null; |
| if (mService.mProfileApp != null && mService.mProfileApp.equals(app.processName)) { |
| if (mService.mProfileProc == null || mService.mProfileProc == app) { |
| mService.mProfileProc = app; |
| ProfilerInfo profilerInfoSvc = mService.mProfilerInfo; |
| if (profilerInfoSvc != null && profilerInfoSvc.profileFile != null) { |
| if (profilerInfoSvc.profileFd != null) { |
| try { |
| profilerInfoSvc.profileFd = profilerInfoSvc.profileFd.dup(); |
| } catch (IOException e) { |
| profilerInfoSvc.closeFd(); |
| } |
| } |
| |
| profilerInfo = new ProfilerInfo(profilerInfoSvc); |
| } |
| } |
| } |
| |
| app.hasShownUi = true; |
| app.pendingUiClean = true; |
| app.forceProcessStateUpTo(mService.mTopProcessState); |
| // Because we could be starting an Activity in the system process this may not go |
| // across a Binder interface which would create a new Configuration. Consequently |
| // we have to always create a new Configuration here. |
| |
| final MergedConfiguration mergedConfiguration = new MergedConfiguration( |
| mService.getGlobalConfiguration(), r.getMergedOverrideConfiguration()); |
| r.setLastReportedConfiguration(mergedConfiguration); |
| |
| logIfTransactionTooLarge(r.intent, r.icicle); |
| app.thread.scheduleLaunchActivity(new Intent(r.intent), r.appToken, |
| System.identityHashCode(r), r.info, |
| // TODO: Have this take the merged configuration instead of separate global |
| // and override configs. |
| mergedConfiguration.getGlobalConfiguration(), |
| mergedConfiguration.getOverrideConfiguration(), r.compat, |
| r.launchedFromPackage, task.voiceInteractor, app.repProcState, r.icicle, |
| r.persistentState, results, newIntents, !andResume, |
| mService.isNextTransitionForward(), profilerInfo); |
| |
| if ((app.info.privateFlags & ApplicationInfo.PRIVATE_FLAG_CANT_SAVE_STATE) != 0) { |
| // This may be a heavy-weight process! Note that the package |
| // manager will ensure that only activity can run in the main |
| // process of the .apk, which is the only thing that will be |
| // considered heavy-weight. |
| if (app.processName.equals(app.info.packageName)) { |
| if (mService.mHeavyWeightProcess != null |
| && mService.mHeavyWeightProcess != app) { |
| Slog.w(TAG, "Starting new heavy weight process " + app |
| + " when already running " |
| + mService.mHeavyWeightProcess); |
| } |
| mService.mHeavyWeightProcess = app; |
| Message msg = mService.mHandler.obtainMessage( |
| ActivityManagerService.POST_HEAVY_NOTIFICATION_MSG); |
| msg.obj = r; |
| mService.mHandler.sendMessage(msg); |
| } |
| } |
| |
| } catch (RemoteException e) { |
| if (r.launchFailed) { |
| // This is the second time we failed -- finish activity |
| // and give up. |
| Slog.e(TAG, "Second failure launching " |
| + r.intent.getComponent().flattenToShortString() |
| + ", giving up", e); |
| mService.appDiedLocked(app); |
| stack.requestFinishActivityLocked(r.appToken, Activity.RESULT_CANCELED, null, |
| "2nd-crash", false); |
| return false; |
| } |
| |
| // This is the first time we failed -- restart process and |
| // retry. |
| r.launchFailed = true; |
| app.activities.remove(r); |
| throw e; |
| } |
| } finally { |
| endDeferResume(); |
| } |
| |
| r.launchFailed = false; |
| if (stack.updateLRUListLocked(r)) { |
| Slog.w(TAG, "Activity " + r + " being launched, but already in LRU list"); |
| } |
| |
| if (andResume && readyToResume()) { |
| // As part of the process of launching, ActivityThread also performs |
| // a resume. |
| stack.minimalResumeActivityLocked(r); |
| } else { |
| // This activity is not starting in the resumed state... which should look like we asked |
| // it to pause+stop (but remain visible), and it has done so and reported back the |
| // current icicle and other state. |
| if (DEBUG_STATES) Slog.v(TAG_STATES, |
| "Moving to PAUSED: " + r + " (starting in paused state)"); |
| r.state = PAUSED; |
| } |
| |
| // Launch the new version setup screen if needed. We do this -after- |
| // launching the initial activity (that is, home), so that it can have |
| // a chance to initialize itself while in the background, making the |
| // switch back to it faster and look better. |
| if (isFocusedStack(stack)) { |
| mService.startSetupActivityLocked(); |
| } |
| |
| // Update any services we are bound to that might care about whether |
| // their client may have activities. |
| if (r.app != null) { |
| mService.mServices.updateServiceConnectionActivitiesLocked(r.app); |
| } |
| |
| return true; |
| } |
| |
| private void logIfTransactionTooLarge(Intent intent, Bundle icicle) { |
| int extrasSize = 0; |
| if (intent != null) { |
| final Bundle extras = intent.getExtras(); |
| if (extras != null) { |
| extrasSize = extras.getSize(); |
| } |
| } |
| int icicleSize = (icicle == null ? 0 : icicle.getSize()); |
| if (extrasSize + icicleSize > 200000) { |
| Slog.e(TAG, "Transaction too large, intent: " + intent + ", extras size: " + extrasSize |
| + ", icicle size: " + icicleSize); |
| } |
| } |
| |
| void startSpecificActivityLocked(ActivityRecord r, |
| boolean andResume, boolean checkConfig) { |
| // Is this activity's application already running? |
| ProcessRecord app = mService.getProcessRecordLocked(r.processName, |
| r.info.applicationInfo.uid, true); |
| |
| r.getStack().setLaunchTime(r); |
| |
| if (app != null && app.thread != null) { |
| try { |
| if ((r.info.flags&ActivityInfo.FLAG_MULTIPROCESS) == 0 |
| || !"android".equals(r.info.packageName)) { |
| // Don't add this if it is a platform component that is marked |
| // to run in multiple processes, because this is actually |
| // part of the framework so doesn't make sense to track as a |
| // separate apk in the process. |
| app.addPackage(r.info.packageName, r.info.applicationInfo.versionCode, |
| mService.mProcessStats); |
| } |
| realStartActivityLocked(r, app, andResume, checkConfig); |
| return; |
| } catch (RemoteException e) { |
| Slog.w(TAG, "Exception when starting activity " |
| + r.intent.getComponent().flattenToShortString(), e); |
| } |
| |
| // If a dead object exception was thrown -- fall through to |
| // restart the application. |
| } |
| |
| mService.startProcessLocked(r.processName, r.info.applicationInfo, true, 0, |
| "activity", r.intent.getComponent(), false, false, true); |
| } |
| |
| boolean checkStartAnyActivityPermission(Intent intent, ActivityInfo aInfo, |
| String resultWho, int requestCode, int callingPid, int callingUid, |
| String callingPackage, boolean ignoreTargetSecurity, ProcessRecord callerApp, |
| ActivityRecord resultRecord, ActivityStack resultStack, ActivityOptions options) { |
| final int startAnyPerm = mService.checkPermission(START_ANY_ACTIVITY, callingPid, |
| callingUid); |
| if (startAnyPerm == PERMISSION_GRANTED) { |
| return true; |
| } |
| final int componentRestriction = getComponentRestrictionForCallingPackage( |
| aInfo, callingPackage, callingPid, callingUid, ignoreTargetSecurity); |
| final int actionRestriction = getActionRestrictionForCallingPackage( |
| intent.getAction(), callingPackage, callingPid, callingUid); |
| if (componentRestriction == ACTIVITY_RESTRICTION_PERMISSION |
| || actionRestriction == ACTIVITY_RESTRICTION_PERMISSION) { |
| if (resultRecord != null) { |
| resultStack.sendActivityResultLocked(-1, |
| resultRecord, resultWho, requestCode, |
| Activity.RESULT_CANCELED, null); |
| } |
| final String msg; |
| if (actionRestriction == ACTIVITY_RESTRICTION_PERMISSION) { |
| msg = "Permission Denial: starting " + intent.toString() |
| + " from " + callerApp + " (pid=" + callingPid |
| + ", uid=" + callingUid + ")" + " with revoked permission " |
| + ACTION_TO_RUNTIME_PERMISSION.get(intent.getAction()); |
| } else if (!aInfo.exported) { |
| msg = "Permission Denial: starting " + intent.toString() |
| + " from " + callerApp + " (pid=" + callingPid |
| + ", uid=" + callingUid + ")" |
| + " not exported from uid " + aInfo.applicationInfo.uid; |
| } else { |
| msg = "Permission Denial: starting " + intent.toString() |
| + " from " + callerApp + " (pid=" + callingPid |
| + ", uid=" + callingUid + ")" |
| + " requires " + aInfo.permission; |
| } |
| Slog.w(TAG, msg); |
| throw new SecurityException(msg); |
| } |
| |
| if (actionRestriction == ACTIVITY_RESTRICTION_APPOP) { |
| final String message = "Appop Denial: starting " + intent.toString() |
| + " from " + callerApp + " (pid=" + callingPid |
| + ", uid=" + callingUid + ")" |
| + " requires " + AppOpsManager.permissionToOp( |
| ACTION_TO_RUNTIME_PERMISSION.get(intent.getAction())); |
| Slog.w(TAG, message); |
| return false; |
| } else if (componentRestriction == ACTIVITY_RESTRICTION_APPOP) { |
| final String message = "Appop Denial: starting " + intent.toString() |
| + " from " + callerApp + " (pid=" + callingPid |
| + ", uid=" + callingUid + ")" |
| + " requires appop " + AppOpsManager.permissionToOp(aInfo.permission); |
| Slog.w(TAG, message); |
| return false; |
| } |
| if (options != null) { |
| if (options.getLaunchTaskId() != INVALID_STACK_ID) { |
| final int startInTaskPerm = mService.checkPermission(START_TASKS_FROM_RECENTS, |
| callingPid, callingUid); |
| if (startInTaskPerm == PERMISSION_DENIED) { |
| final String msg = "Permission Denial: starting " + intent.toString() |
| + " from " + callerApp + " (pid=" + callingPid |
| + ", uid=" + callingUid + ") with launchTaskId=" |
| + options.getLaunchTaskId(); |
| Slog.w(TAG, msg); |
| throw new SecurityException(msg); |
| } |
| } |
| // Check if someone tries to launch an activity on a private display with a different |
| // owner. |
| final int launchDisplayId = options.getLaunchDisplayId(); |
| if (launchDisplayId != INVALID_DISPLAY && !isCallerAllowedToLaunchOnDisplay(callingPid, |
| callingUid, launchDisplayId, aInfo)) { |
| final String msg = "Permission Denial: starting " + intent.toString() |
| + " from " + callerApp + " (pid=" + callingPid |
| + ", uid=" + callingUid + ") with launchDisplayId=" |
| + launchDisplayId; |
| Slog.w(TAG, msg); |
| throw new SecurityException(msg); |
| } |
| } |
| |
| return true; |
| } |
| |
| /** Check if caller is allowed to launch activities on specified display. */ |
| boolean isCallerAllowedToLaunchOnDisplay(int callingPid, int callingUid, int launchDisplayId, |
| ActivityInfo aInfo) { |
| if (DEBUG_TASKS) Slog.d(TAG, "Launch on display check: displayId=" + launchDisplayId |
| + " callingPid=" + callingPid + " callingUid=" + callingUid); |
| |
| if (callingPid == -1 && callingUid == -1) { |
| if (DEBUG_TASKS) Slog.d(TAG, "Launch on display check: no caller info, skip check"); |
| return true; |
| } |
| |
| final ActivityDisplay activityDisplay = getActivityDisplayOrCreateLocked(launchDisplayId); |
| if (activityDisplay == null) { |
| Slog.w(TAG, "Launch on display check: display not found"); |
| return false; |
| } |
| |
| // Check if the caller has enough privileges to embed activities and launch to private |
| // displays. |
| final int startAnyPerm = mService.checkPermission(INTERNAL_SYSTEM_WINDOW, callingPid, |
| callingUid); |
| if (startAnyPerm == PERMISSION_GRANTED) { |
| if (DEBUG_TASKS) Slog.d(TAG, "Launch on display check:" |
| + " allow launch any on display"); |
| return true; |
| } |
| |
| // Check if caller is already present on display |
| final boolean uidPresentOnDisplay = activityDisplay.isUidPresent(callingUid); |
| |
| final int displayOwnerUid = activityDisplay.mDisplay.getOwnerUid(); |
| if (activityDisplay.mDisplay.getType() == TYPE_VIRTUAL && displayOwnerUid != SYSTEM_UID |
| && displayOwnerUid != aInfo.applicationInfo.uid) { |
| // Limit launching on virtual displays, because their contents can be read from Surface |
| // by apps that created them. |
| if ((aInfo.flags & ActivityInfo.FLAG_ALLOW_EMBEDDED) == 0) { |
| if (DEBUG_TASKS) Slog.d(TAG, "Launch on display check:" |
| + " disallow launch on virtual display for not-embedded activity."); |
| return false; |
| } |
| // Check if the caller is allowed to embed activities from other apps. |
| if (mService.checkPermission(ACTIVITY_EMBEDDING, callingPid, callingUid) |
| == PERMISSION_DENIED && !uidPresentOnDisplay) { |
| if (DEBUG_TASKS) Slog.d(TAG, "Launch on display check:" |
| + " disallow activity embedding without permission."); |
| return false; |
| } |
| } |
| |
| if (!activityDisplay.isPrivate()) { |
| // Anyone can launch on a public display. |
| if (DEBUG_TASKS) Slog.d(TAG, "Launch on display check:" |
| + " allow launch on public display"); |
| return true; |
| } |
| |
| // Check if the caller is the owner of the display. |
| if (displayOwnerUid == callingUid) { |
| if (DEBUG_TASKS) Slog.d(TAG, "Launch on display check:" |
| + " allow launch for owner of the display"); |
| return true; |
| } |
| |
| if (uidPresentOnDisplay) { |
| if (DEBUG_TASKS) Slog.d(TAG, "Launch on display check:" |
| + " allow launch for caller present on the display"); |
| return true; |
| } |
| |
| Slog.w(TAG, "Launch on display check: denied"); |
| return false; |
| } |
| |
| /** Update lists of UIDs that are present on displays and have access to them. */ |
| void updateUIDsPresentOnDisplay() { |
| mDisplayAccessUIDs.clear(); |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay activityDisplay = mActivityDisplays.valueAt(displayNdx); |
| // Only bother calculating the whitelist for private displays |
| if (activityDisplay.isPrivate()) { |
| mDisplayAccessUIDs.append( |
| activityDisplay.mDisplayId, activityDisplay.getPresentUIDs()); |
| } |
| } |
| // Store updated lists in DisplayManager. Callers from outside of AM should get them there. |
| mDisplayManagerInternal.setDisplayAccessUIDs(mDisplayAccessUIDs); |
| } |
| |
| UserInfo getUserInfo(int userId) { |
| final long identity = Binder.clearCallingIdentity(); |
| try { |
| return UserManager.get(mService.mContext).getUserInfo(userId); |
| } finally { |
| Binder.restoreCallingIdentity(identity); |
| } |
| } |
| |
| private int getComponentRestrictionForCallingPackage(ActivityInfo activityInfo, |
| String callingPackage, int callingPid, int callingUid, boolean ignoreTargetSecurity) { |
| if (!ignoreTargetSecurity && mService.checkComponentPermission(activityInfo.permission, |
| callingPid, callingUid, activityInfo.applicationInfo.uid, activityInfo.exported) |
| == PERMISSION_DENIED) { |
| return ACTIVITY_RESTRICTION_PERMISSION; |
| } |
| |
| if (activityInfo.permission == null) { |
| return ACTIVITY_RESTRICTION_NONE; |
| } |
| |
| final int opCode = AppOpsManager.permissionToOpCode(activityInfo.permission); |
| if (opCode == AppOpsManager.OP_NONE) { |
| return ACTIVITY_RESTRICTION_NONE; |
| } |
| |
| if (mService.mAppOpsService.noteOperation(opCode, callingUid, |
| callingPackage) != AppOpsManager.MODE_ALLOWED) { |
| if (!ignoreTargetSecurity) { |
| return ACTIVITY_RESTRICTION_APPOP; |
| } |
| } |
| |
| return ACTIVITY_RESTRICTION_NONE; |
| } |
| |
| private int getActionRestrictionForCallingPackage(String action, |
| String callingPackage, int callingPid, int callingUid) { |
| if (action == null) { |
| return ACTIVITY_RESTRICTION_NONE; |
| } |
| |
| String permission = ACTION_TO_RUNTIME_PERMISSION.get(action); |
| if (permission == null) { |
| return ACTIVITY_RESTRICTION_NONE; |
| } |
| |
| final PackageInfo packageInfo; |
| try { |
| packageInfo = mService.mContext.getPackageManager() |
| .getPackageInfo(callingPackage, PackageManager.GET_PERMISSIONS); |
| } catch (PackageManager.NameNotFoundException e) { |
| Slog.i(TAG, "Cannot find package info for " + callingPackage); |
| return ACTIVITY_RESTRICTION_NONE; |
| } |
| |
| if (!ArrayUtils.contains(packageInfo.requestedPermissions, permission)) { |
| return ACTIVITY_RESTRICTION_NONE; |
| } |
| |
| if (mService.checkPermission(permission, callingPid, callingUid) == PERMISSION_DENIED) { |
| return ACTIVITY_RESTRICTION_PERMISSION; |
| } |
| |
| final int opCode = AppOpsManager.permissionToOpCode(permission); |
| if (opCode == AppOpsManager.OP_NONE) { |
| return ACTIVITY_RESTRICTION_NONE; |
| } |
| |
| if (mService.mAppOpsService.noteOperation(opCode, callingUid, |
| callingPackage) != AppOpsManager.MODE_ALLOWED) { |
| return ACTIVITY_RESTRICTION_APPOP; |
| } |
| |
| return ACTIVITY_RESTRICTION_NONE; |
| } |
| |
| void setLaunchSource(int uid) { |
| mLaunchingActivity.setWorkSource(new WorkSource(uid)); |
| } |
| |
| void acquireLaunchWakelock() { |
| if (VALIDATE_WAKE_LOCK_CALLER && Binder.getCallingUid() != Process.myUid()) { |
| throw new IllegalStateException("Calling must be system uid"); |
| } |
| mLaunchingActivity.acquire(); |
| if (!mHandler.hasMessages(LAUNCH_TIMEOUT_MSG)) { |
| // To be safe, don't allow the wake lock to be held for too long. |
| mHandler.sendEmptyMessageDelayed(LAUNCH_TIMEOUT_MSG, LAUNCH_TIMEOUT); |
| } |
| } |
| |
| /** |
| * Called when the frontmost task is idle. |
| * @return the state of mService.mBooting before this was called. |
| */ |
| private boolean checkFinishBootingLocked() { |
| final boolean booting = mService.mBooting; |
| boolean enableScreen = false; |
| mService.mBooting = false; |
| if (!mService.mBooted) { |
| mService.mBooted = true; |
| enableScreen = true; |
| } |
| if (booting || enableScreen) { |
| mService.postFinishBooting(booting, enableScreen); |
| } |
| return booting; |
| } |
| |
| // Checked. |
| final ActivityRecord activityIdleInternalLocked(final IBinder token, boolean fromTimeout, |
| boolean processPausingActivities, Configuration config) { |
| if (DEBUG_ALL) Slog.v(TAG, "Activity idle: " + token); |
| |
| ArrayList<ActivityRecord> finishes = null; |
| ArrayList<UserState> startingUsers = null; |
| int NS = 0; |
| int NF = 0; |
| boolean booting = false; |
| boolean activityRemoved = false; |
| |
| ActivityRecord r = ActivityRecord.forTokenLocked(token); |
| if (r != null) { |
| if (DEBUG_IDLE) Slog.d(TAG_IDLE, "activityIdleInternalLocked: Callers=" |
| + Debug.getCallers(4)); |
| mHandler.removeMessages(IDLE_TIMEOUT_MSG, r); |
| r.finishLaunchTickingLocked(); |
| if (fromTimeout) { |
| reportActivityLaunchedLocked(fromTimeout, r, -1, -1); |
| } |
| |
| // This is a hack to semi-deal with a race condition |
| // in the client where it can be constructed with a |
| // newer configuration from when we asked it to launch. |
| // We'll update with whatever configuration it now says |
| // it used to launch. |
| if (config != null) { |
| r.setLastReportedGlobalConfiguration(config); |
| } |
| |
| // We are now idle. If someone is waiting for a thumbnail from |
| // us, we can now deliver. |
| r.idle = true; |
| |
| //Slog.i(TAG, "IDLE: mBooted=" + mBooted + ", fromTimeout=" + fromTimeout); |
| if (isFocusedStack(r.getStack()) || fromTimeout) { |
| booting = checkFinishBootingLocked(); |
| } |
| } |
| |
| if (allResumedActivitiesIdle()) { |
| if (r != null) { |
| mService.scheduleAppGcsLocked(); |
| } |
| |
| if (mLaunchingActivity.isHeld()) { |
| mHandler.removeMessages(LAUNCH_TIMEOUT_MSG); |
| if (VALIDATE_WAKE_LOCK_CALLER && |
| Binder.getCallingUid() != Process.myUid()) { |
| throw new IllegalStateException("Calling must be system uid"); |
| } |
| mLaunchingActivity.release(); |
| } |
| ensureActivitiesVisibleLocked(null, 0, !PRESERVE_WINDOWS); |
| } |
| |
| // Atomically retrieve all of the other things to do. |
| final ArrayList<ActivityRecord> stops = processStoppingActivitiesLocked(r, |
| true /* remove */, processPausingActivities); |
| NS = stops != null ? stops.size() : 0; |
| if ((NF = mFinishingActivities.size()) > 0) { |
| finishes = new ArrayList<>(mFinishingActivities); |
| mFinishingActivities.clear(); |
| } |
| |
| if (mStartingUsers.size() > 0) { |
| startingUsers = new ArrayList<>(mStartingUsers); |
| mStartingUsers.clear(); |
| } |
| |
| // Stop any activities that are scheduled to do so but have been |
| // waiting for the next one to start. |
| for (int i = 0; i < NS; i++) { |
| r = stops.get(i); |
| final ActivityStack stack = r.getStack(); |
| if (stack != null) { |
| if (r.finishing) { |
| stack.finishCurrentActivityLocked(r, ActivityStack.FINISH_IMMEDIATELY, false); |
| } else { |
| stack.stopActivityLocked(r); |
| } |
| } |
| } |
| |
| // Finish any activities that are scheduled to do so but have been |
| // waiting for the next one to start. |
| for (int i = 0; i < NF; i++) { |
| r = finishes.get(i); |
| final ActivityStack stack = r.getStack(); |
| if (stack != null) { |
| activityRemoved |= stack.destroyActivityLocked(r, true, "finish-idle"); |
| } |
| } |
| |
| if (!booting) { |
| // Complete user switch |
| if (startingUsers != null) { |
| for (int i = 0; i < startingUsers.size(); i++) { |
| mService.mUserController.finishUserSwitch(startingUsers.get(i)); |
| } |
| } |
| } |
| |
| mService.trimApplications(); |
| //dump(); |
| //mWindowManager.dump(); |
| |
| if (activityRemoved) { |
| resumeFocusedStackTopActivityLocked(); |
| } |
| |
| return r; |
| } |
| |
| boolean handleAppDiedLocked(ProcessRecord app) { |
| boolean hasVisibleActivities = false; |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| hasVisibleActivities |= stacks.get(stackNdx).handleAppDiedLocked(app); |
| } |
| } |
| return hasVisibleActivities; |
| } |
| |
| void closeSystemDialogsLocked() { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| stacks.get(stackNdx).closeSystemDialogsLocked(); |
| } |
| } |
| } |
| |
| void removeUserLocked(int userId) { |
| mUserStackInFront.delete(userId); |
| } |
| |
| /** |
| * Update the last used stack id for non-current user (current user's last |
| * used stack is the focused stack) |
| */ |
| void updateUserStackLocked(int userId, ActivityStack stack) { |
| if (userId != mCurrentUser) { |
| mUserStackInFront.put(userId, stack != null ? stack.getStackId() : mHomeStack.mStackId); |
| } |
| } |
| |
| /** |
| * @return true if some activity was finished (or would have finished if doit were true). |
| */ |
| boolean finishDisabledPackageActivitiesLocked(String packageName, Set<String> filterByClasses, |
| boolean doit, boolean evenPersistent, int userId) { |
| boolean didSomething = false; |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| if (stack.finishDisabledPackageActivitiesLocked( |
| packageName, filterByClasses, doit, evenPersistent, userId)) { |
| didSomething = true; |
| } |
| } |
| } |
| return didSomething; |
| } |
| |
| void updatePreviousProcessLocked(ActivityRecord r) { |
| // Now that this process has stopped, we may want to consider |
| // it to be the previous app to try to keep around in case |
| // the user wants to return to it. |
| |
| // First, found out what is currently the foreground app, so that |
| // we don't blow away the previous app if this activity is being |
| // hosted by the process that is actually still the foreground. |
| ProcessRecord fgApp = null; |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| if (isFocusedStack(stack)) { |
| if (stack.mResumedActivity != null) { |
| fgApp = stack.mResumedActivity.app; |
| } else if (stack.mPausingActivity != null) { |
| fgApp = stack.mPausingActivity.app; |
| } |
| break; |
| } |
| } |
| } |
| |
| // Now set this one as the previous process, only if that really |
| // makes sense to. |
| if (r.app != null && fgApp != null && r.app != fgApp |
| && r.lastVisibleTime > mService.mPreviousProcessVisibleTime |
| && r.app != mService.mHomeProcess) { |
| mService.mPreviousProcess = r.app; |
| mService.mPreviousProcessVisibleTime = r.lastVisibleTime; |
| } |
| } |
| |
| boolean resumeFocusedStackTopActivityLocked() { |
| return resumeFocusedStackTopActivityLocked(null, null, null); |
| } |
| |
| boolean resumeFocusedStackTopActivityLocked( |
| ActivityStack targetStack, ActivityRecord target, ActivityOptions targetOptions) { |
| |
| if (!readyToResume()) { |
| return false; |
| } |
| |
| if (targetStack != null && isFocusedStack(targetStack)) { |
| return targetStack.resumeTopActivityUncheckedLocked(target, targetOptions); |
| } |
| |
| final ActivityRecord r = mFocusedStack.topRunningActivityLocked(); |
| if (r == null || r.state != RESUMED) { |
| mFocusedStack.resumeTopActivityUncheckedLocked(null, null); |
| } else if (r.state == RESUMED) { |
| // Kick off any lingering app transitions form the MoveTaskToFront operation. |
| mFocusedStack.executeAppTransition(targetOptions); |
| } |
| |
| return false; |
| } |
| |
| void updateActivityApplicationInfoLocked(ApplicationInfo aInfo) { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| stacks.get(stackNdx).updateActivityApplicationInfoLocked(aInfo); |
| } |
| } |
| } |
| |
| TaskRecord finishTopRunningActivityLocked(ProcessRecord app, String reason) { |
| TaskRecord finishedTask = null; |
| ActivityStack focusedStack = getFocusedStack(); |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| final int numStacks = stacks.size(); |
| for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| TaskRecord t = stack.finishTopRunningActivityLocked(app, reason); |
| if (stack == focusedStack || finishedTask == null) { |
| finishedTask = t; |
| } |
| } |
| } |
| return finishedTask; |
| } |
| |
| void finishVoiceTask(IVoiceInteractionSession session) { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| final int numStacks = stacks.size(); |
| for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| stack.finishVoiceTask(session); |
| } |
| } |
| } |
| |
| void findTaskToMoveToFrontLocked(TaskRecord task, int flags, ActivityOptions options, |
| String reason, boolean forceNonResizeable) { |
| if ((flags & ActivityManager.MOVE_TASK_NO_USER_ACTION) == 0) { |
| mUserLeaving = true; |
| } |
| if ((flags & ActivityManager.MOVE_TASK_WITH_HOME) != 0) { |
| // Caller wants the home activity moved with it. To accomplish this, |
| // we'll just indicate that this task returns to the home task. |
| task.setTaskToReturnTo(ACTIVITY_TYPE_HOME); |
| } |
| final ActivityStack currentStack = task.getStack(); |
| if (currentStack == null) { |
| Slog.e(TAG, "findTaskToMoveToFrontLocked: can't move task=" |
| + task + " to front. Stack is null"); |
| return; |
| } |
| |
| if (task.isResizeable() && canUseActivityOptionsLaunchBounds(options)) { |
| final Rect bounds = TaskRecord.validateBounds(options.getLaunchBounds()); |
| task.updateOverrideConfiguration(bounds); |
| |
| ActivityStack stack = getLaunchStack(null, options, task, ON_TOP); |
| |
| if (stack != currentStack) { |
| task.reparent(stack, ON_TOP, REPARENT_KEEP_STACK_AT_FRONT, !ANIMATE, DEFER_RESUME, |
| "findTaskToMoveToFrontLocked"); |
| stack = currentStack; |
| // moveTaskToStackUncheckedLocked() should already placed the task on top, |
| // still need moveTaskToFrontLocked() below for any transition settings. |
| } |
| if (StackId.resizeStackWithLaunchBounds(stack.mStackId)) { |
| resizeStackLocked(stack.mStackId, bounds, null /* tempTaskBounds */, |
| null /* tempTaskInsetBounds */, !PRESERVE_WINDOWS, |
| true /* allowResizeInDockedMode */, !DEFER_RESUME); |
| } else { |
| // WM resizeTask must be done after the task is moved to the correct stack, |
| // because Task's setBounds() also updates dim layer's bounds, but that has |
| // dependency on the stack. |
| task.resizeWindowContainer(); |
| } |
| } |
| |
| final ActivityRecord r = task.getTopActivity(); |
| currentStack.moveTaskToFrontLocked(task, false /* noAnimation */, options, |
| r == null ? null : r.appTimeTracker, reason); |
| |
| if (DEBUG_STACK) Slog.d(TAG_STACK, |
| "findTaskToMoveToFront: moved to front of stack=" + currentStack); |
| |
| handleNonResizableTaskIfNeeded(task, WINDOWING_MODE_UNDEFINED, DEFAULT_DISPLAY, |
| currentStack.mStackId, forceNonResizeable); |
| } |
| |
| boolean canUseActivityOptionsLaunchBounds(ActivityOptions options) { |
| // We use the launch bounds in the activity options is the device supports freeform |
| // window management or is launching into the pinned stack. |
| if (options == null || options.getLaunchBounds() == null) { |
| return false; |
| } |
| return (mService.mSupportsPictureInPicture |
| && options.getLaunchWindowingMode() == WINDOWING_MODE_PINNED) |
| || mService.mSupportsFreeformWindowManagement; |
| } |
| |
| protected <T extends ActivityStack> T getStack(int stackId) { |
| for (int i = mActivityDisplays.size() - 1; i >= 0; --i) { |
| final T stack = mActivityDisplays.valueAt(i).getStack(stackId); |
| if (stack != null) { |
| return stack; |
| } |
| } |
| return null; |
| } |
| |
| /** @see ActivityDisplay#getStack(int, int) */ |
| private <T extends ActivityStack> T getStack(int windowingMode, int activityType) { |
| for (int i = mActivityDisplays.size() - 1; i >= 0; --i) { |
| final T stack = mActivityDisplays.valueAt(i).getStack(windowingMode, activityType); |
| if (stack != null) { |
| return stack; |
| } |
| } |
| return null; |
| } |
| |
| /** |
| * Returns true if the {@param windowingMode} is supported based on other parameters passed in. |
| * @param windowingMode The windowing mode we are checking support for. |
| * @param supportsMultiWindow If we should consider support for multi-window mode in general. |
| * @param supportsSplitScreen If we should consider support for split-screen multi-window. |
| * @param supportsFreeform If we should consider support for freeform multi-window. |
| * @param supportsPip If we should consider support for picture-in-picture mutli-window. |
| * @param activityType The activity type under consideration. |
| * @return true if the windowing mode is supported. |
| */ |
| boolean isWindowingModeSupported(int windowingMode, boolean supportsMultiWindow, |
| boolean supportsSplitScreen, boolean supportsFreeform, boolean supportsPip, |
| int activityType) { |
| |
| if (windowingMode == WINDOWING_MODE_UNDEFINED |
| || windowingMode == WINDOWING_MODE_FULLSCREEN) { |
| return true; |
| } |
| if (!supportsMultiWindow) { |
| return false; |
| } |
| |
| if (windowingMode == WINDOWING_MODE_SPLIT_SCREEN_PRIMARY |
| || windowingMode == WINDOWING_MODE_SPLIT_SCREEN_SECONDARY) { |
| return supportsSplitScreen && WindowConfiguration.supportSplitScreenWindowingMode( |
| windowingMode, activityType); |
| } |
| |
| if (!supportsFreeform && windowingMode == WINDOWING_MODE_FREEFORM) { |
| return false; |
| } |
| |
| if (!supportsPip && windowingMode == WINDOWING_MODE_PINNED) { |
| return false; |
| } |
| return true; |
| } |
| |
| private int resolveWindowingMode(@Nullable ActivityRecord r, @Nullable ActivityOptions options, |
| @Nullable TaskRecord task, int activityType) { |
| |
| // First preference if the windowing mode in the activity options if set. |
| int windowingMode = (options != null) |
| ? options.getLaunchWindowingMode() : WINDOWING_MODE_UNDEFINED; |
| |
| // If windowing mode is unset, then next preference is the candidate task, then the |
| // activity record. |
| if (windowingMode == WINDOWING_MODE_UNDEFINED) { |
| if (task != null) { |
| windowingMode = task.getWindowingMode(); |
| } |
| if (windowingMode == WINDOWING_MODE_UNDEFINED && r != null) { |
| windowingMode = r.getWindowingMode(); |
| } |
| } |
| |
| // Make sure the windowing mode we are trying to use makes sense for what is supported. |
| boolean supportsMultiWindow = mService.mSupportsMultiWindow; |
| boolean supportsSplitScreen = mService.mSupportsSplitScreenMultiWindow; |
| boolean supportsFreeform = mService.mSupportsFreeformWindowManagement; |
| boolean supportsPip = mService.mSupportsPictureInPicture; |
| if (supportsMultiWindow) { |
| if (task != null) { |
| supportsMultiWindow = task.isResizeable(); |
| supportsSplitScreen = task.supportsSplitScreenWindowingMode(); |
| // TODO: Do we need to check for freeform and Pip support here? |
| } else if (r != null) { |
| supportsMultiWindow = r.isResizeable(); |
| supportsSplitScreen = r.supportsSplitScreenWindowingMode(); |
| supportsFreeform = r.supportsFreeform(); |
| supportsPip = r.supportsPictureInPicture(); |
| } |
| } |
| |
| if (isWindowingModeSupported(windowingMode, supportsMultiWindow, supportsSplitScreen, |
| supportsFreeform, supportsPip, activityType)) { |
| return windowingMode; |
| } |
| return WINDOWING_MODE_FULLSCREEN; |
| } |
| |
| int resolveActivityType(@Nullable ActivityRecord r, @Nullable ActivityOptions options, |
| @Nullable TaskRecord task) { |
| // Preference is given to the activity type for the activity then the task since the type |
| // once set shouldn't change. |
| int activityType = r != null ? r.getActivityType() : ACTIVITY_TYPE_UNDEFINED; |
| if (activityType == ACTIVITY_TYPE_UNDEFINED && task != null) { |
| activityType = task.getActivityType(); |
| } |
| if (activityType != ACTIVITY_TYPE_UNDEFINED) { |
| return activityType; |
| } |
| return options != null ? options.getLaunchActivityType() : ACTIVITY_TYPE_UNDEFINED; |
| } |
| |
| <T extends ActivityStack> T getLaunchStack(@Nullable ActivityRecord r, |
| @Nullable ActivityOptions options, @Nullable TaskRecord candidateTask, boolean onTop) { |
| return getLaunchStack(r, options, candidateTask, onTop, INVALID_DISPLAY); |
| } |
| |
| /** |
| * Returns the right stack to use for launching factoring in all the input parameters. |
| * |
| * @param r The activity we are trying to launch. Can be null. |
| * @param options The activity options used to the launch. Can be null. |
| * @param candidateTask The possible task the activity might be launched in. Can be null. |
| * |
| * @return The stack to use for the launch or INVALID_STACK_ID. |
| */ |
| <T extends ActivityStack> T getLaunchStack(@Nullable ActivityRecord r, |
| @Nullable ActivityOptions options, @Nullable TaskRecord candidateTask, boolean onTop, |
| int candidateDisplayId) { |
| int taskId = INVALID_TASK_ID; |
| int displayId = INVALID_DISPLAY; |
| //Rect bounds = null; |
| |
| // We give preference to the launch preference in activity options. |
| if (options != null) { |
| taskId = options.getLaunchTaskId(); |
| displayId = options.getLaunchDisplayId(); |
| // TODO: Need to work this into the equation... |
| //bounds = options.getLaunchBounds(); |
| } |
| |
| // First preference for stack goes to the task Id set in the activity options. Use the stack |
| // associated with that if possible. |
| if (taskId != INVALID_TASK_ID) { |
| // Temporarily set the task id to invalid in case in re-entry. |
| options.setLaunchTaskId(INVALID_TASK_ID); |
| final TaskRecord task = anyTaskForIdLocked(taskId, |
| MATCH_TASK_IN_STACKS_OR_RECENT_TASKS_AND_RESTORE, options); |
| options.setLaunchTaskId(taskId); |
| if (task != null) { |
| return task.getStack(); |
| } |
| } |
| |
| final int activityType = resolveActivityType(r, options, candidateTask); |
| int windowingMode = resolveWindowingMode(r, options, candidateTask, activityType); |
| T stack = null; |
| |
| // Next preference for stack goes to the display Id set in the activity options or the |
| // candidate display. |
| if (displayId == INVALID_DISPLAY) { |
| displayId = candidateDisplayId; |
| } |
| if (displayId != INVALID_DISPLAY) { |
| if (r != null) { |
| // TODO: This should also take in the windowing mode and activity type into account. |
| stack = (T) getValidLaunchStackOnDisplay(displayId, r); |
| if (stack != null) { |
| return stack; |
| } |
| } |
| final ActivityDisplay display = getActivityDisplayOrCreateLocked(displayId); |
| if (display != null) { |
| for (int i = display.mStacks.size() - 1; i >= 0; --i) { |
| stack = (T) display.mStacks.get(i); |
| if (stack.isCompatible(windowingMode, activityType)) { |
| return stack; |
| } |
| } |
| // TODO: We should create the stack we want on the display at this point. |
| } |
| } |
| |
| // Give preference to the stack and display of the input task and activity if they match the |
| // mode we want to launch into. |
| stack = null; |
| ActivityDisplay display = null; |
| if (candidateTask != null) { |
| stack = candidateTask.getStack(); |
| } |
| if (stack == null && r != null) { |
| stack = r.getStack(); |
| } |
| if (stack != null) { |
| if (stack.isCompatible(windowingMode, activityType)) { |
| return stack; |
| } |
| display = stack.getDisplay(); |
| } |
| |
| if (display == null |
| // TODO: Can be removed once we figure-out how non-standard types should launch |
| // outside the default display. |
| || (activityType != ACTIVITY_TYPE_STANDARD |
| && activityType != ACTIVITY_TYPE_UNDEFINED)) { |
| display = getDefaultDisplay(); |
| } |
| |
| stack = display.getOrCreateStack(windowingMode, activityType, onTop); |
| if (stack != null) { |
| return stack; |
| } |
| |
| // Whatever...return some default for now. |
| if (candidateTask != null && candidateTask.mBounds != null |
| && mService.mSupportsFreeformWindowManagement) { |
| windowingMode = WINDOWING_MODE_FREEFORM; |
| } else { |
| windowingMode = WINDOWING_MODE_FULLSCREEN; |
| } |
| return display.getOrCreateStack(windowingMode, activityType, onTop); |
| } |
| |
| /** |
| * Get a topmost stack on the display, that is a valid launch stack for specified activity. |
| * If there is no such stack, new dynamic stack can be created. |
| * @param displayId Target display. |
| * @param r Activity that should be launched there. |
| * @return Existing stack if there is a valid one, new dynamic stack if it is valid or null. |
| */ |
| ActivityStack getValidLaunchStackOnDisplay(int displayId, @NonNull ActivityRecord r) { |
| final ActivityDisplay activityDisplay = getActivityDisplayOrCreateLocked(displayId); |
| if (activityDisplay == null) { |
| throw new IllegalArgumentException( |
| "Display with displayId=" + displayId + " not found."); |
| } |
| |
| if (!r.canBeLaunchedOnDisplay(displayId)) { |
| return null; |
| } |
| |
| // Return the topmost valid stack on the display. |
| for (int i = activityDisplay.mStacks.size() - 1; i >= 0; --i) { |
| final ActivityStack stack = activityDisplay.mStacks.get(i); |
| if (isValidLaunchStack(stack, displayId, r)) { |
| return stack; |
| } |
| } |
| |
| // If there is no valid stack on the external display - check if new dynamic stack will do. |
| if (displayId != DEFAULT_DISPLAY) { |
| return activityDisplay.createStack( |
| r.getWindowingMode(), r.getActivityType(), true /*onTop*/); |
| } |
| |
| Slog.w(TAG, "getValidLaunchStackOnDisplay: can't launch on displayId " + displayId); |
| return null; |
| } |
| |
| // TODO: Can probably be consolidated into getLaunchStack()... |
| private boolean isValidLaunchStack(ActivityStack stack, int displayId, ActivityRecord r) { |
| switch (stack.getActivityType()) { |
| case ACTIVITY_TYPE_HOME: return r.isActivityTypeHome(); |
| case ACTIVITY_TYPE_RECENTS: return r.isActivityTypeRecents(); |
| case ACTIVITY_TYPE_ASSISTANT: return r.isActivityTypeAssistant(); |
| } |
| switch (stack.getWindowingMode()) { |
| case WINDOWING_MODE_FULLSCREEN: return true; |
| case WINDOWING_MODE_FREEFORM: return r.supportsFreeform(); |
| case WINDOWING_MODE_PINNED: return r.supportsPictureInPicture(); |
| case WINDOWING_MODE_SPLIT_SCREEN_PRIMARY: return r.supportsSplitScreenWindowingMode(); |
| case WINDOWING_MODE_SPLIT_SCREEN_SECONDARY: return r.supportsSplitScreenWindowingMode(); |
| } |
| |
| if (StackId.isDynamicStack(stack.mStackId)) { |
| return r.canBeLaunchedOnDisplay(displayId); |
| } |
| Slog.e(TAG, "isValidLaunchStack: Unexpected stack=" + stack); |
| return false; |
| } |
| |
| ArrayList<ActivityStack> getStacks() { |
| ArrayList<ActivityStack> allStacks = new ArrayList<>(); |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| allStacks.addAll(mActivityDisplays.valueAt(displayNdx).mStacks); |
| } |
| return allStacks; |
| } |
| |
| ArrayList<ActivityStack> getStacksOnDefaultDisplay() { |
| return mActivityDisplays.valueAt(DEFAULT_DISPLAY).mStacks; |
| } |
| |
| /** |
| * Get next focusable stack in the system. This will search across displays and stacks |
| * in last-focused order for a focusable and visible stack, different from the target stack. |
| * |
| * @param currentFocus The stack that previously had focus and thus needs to be ignored when |
| * searching for next candidate. |
| * @return Next focusable {@link ActivityStack}, null if not found. |
| */ |
| ActivityStack getNextFocusableStackLocked(ActivityStack currentFocus) { |
| mWindowManager.getDisplaysInFocusOrder(mTmpOrderedDisplayIds); |
| |
| for (int i = mTmpOrderedDisplayIds.size() - 1; i >= 0; --i) { |
| final int displayId = mTmpOrderedDisplayIds.get(i); |
| // If a display is registered in WM, it must also be available in AM. |
| @SuppressWarnings("ConstantConditions") |
| final List<ActivityStack> stacks = getActivityDisplayOrCreateLocked(displayId).mStacks; |
| for (int j = stacks.size() - 1; j >= 0; --j) { |
| final ActivityStack stack = stacks.get(j); |
| if (stack != currentFocus && stack.isFocusable() |
| && stack.shouldBeVisible(null)) { |
| return stack; |
| } |
| } |
| } |
| |
| return null; |
| } |
| |
| /** |
| * Get next valid stack for launching provided activity in the system. This will search across |
| * displays and stacks in last-focused order for a focusable and visible stack, except those |
| * that are on a currently focused display. |
| * |
| * @param r The activity that is being launched. |
| * @param currentFocus The display that previously had focus and thus needs to be ignored when |
| * searching for the next candidate. |
| * @return Next valid {@link ActivityStack}, null if not found. |
| */ |
| ActivityStack getNextValidLaunchStackLocked(@NonNull ActivityRecord r, int currentFocus) { |
| mWindowManager.getDisplaysInFocusOrder(mTmpOrderedDisplayIds); |
| for (int i = mTmpOrderedDisplayIds.size() - 1; i >= 0; --i) { |
| final int displayId = mTmpOrderedDisplayIds.get(i); |
| if (displayId == currentFocus) { |
| continue; |
| } |
| final ActivityStack stack = getValidLaunchStackOnDisplay(displayId, r); |
| if (stack != null) { |
| return stack; |
| } |
| } |
| return null; |
| } |
| |
| ActivityRecord getHomeActivity() { |
| return getHomeActivityForUser(mCurrentUser); |
| } |
| |
| ActivityRecord getHomeActivityForUser(int userId) { |
| final ArrayList<TaskRecord> tasks = mHomeStack.getAllTasks(); |
| for (int taskNdx = tasks.size() - 1; taskNdx >= 0; --taskNdx) { |
| final TaskRecord task = tasks.get(taskNdx); |
| if (task.isActivityTypeHome()) { |
| final ArrayList<ActivityRecord> activities = task.mActivities; |
| for (int activityNdx = activities.size() - 1; activityNdx >= 0; --activityNdx) { |
| final ActivityRecord r = activities.get(activityNdx); |
| if (r.isActivityTypeHome() |
| && ((userId == UserHandle.USER_ALL) || (r.userId == userId))) { |
| return r; |
| } |
| } |
| } |
| } |
| return null; |
| } |
| |
| void resizeStackLocked(int stackId, Rect bounds, Rect tempTaskBounds, Rect tempTaskInsetBounds, |
| boolean preserveWindows, boolean allowResizeInDockedMode, boolean deferResume) { |
| if (stackId == DOCKED_STACK_ID) { |
| resizeDockedStackLocked(bounds, tempTaskBounds, tempTaskInsetBounds, null, null, |
| preserveWindows, deferResume); |
| return; |
| } |
| final ActivityStack stack = getStack(stackId); |
| if (stack == null) { |
| Slog.w(TAG, "resizeStack: stackId " + stackId + " not found."); |
| return; |
| } |
| |
| final boolean splitScreenActive = getDefaultDisplay().hasSplitScreenStack(); |
| if (!allowResizeInDockedMode |
| && !stack.getWindowConfiguration().tasksAreFloating() && splitScreenActive) { |
| // If the docked stack exists, don't resize non-floating stacks independently of the |
| // size computed from the docked stack size (otherwise they will be out of sync) |
| return; |
| } |
| |
| Trace.traceBegin(TRACE_TAG_ACTIVITY_MANAGER, "am.resizeStack_" + stackId); |
| mWindowManager.deferSurfaceLayout(); |
| try { |
| if (stack.supportsSplitScreenWindowingMode()) { |
| if (bounds == null && stack.inSplitScreenWindowingMode()) { |
| // null bounds = fullscreen windowing mode...at least for now. |
| stack.setWindowingMode(WINDOWING_MODE_FULLSCREEN); |
| } else if (splitScreenActive) { |
| // If we are in split-screen mode and this stack support split-screen, then |
| // it should be split-screen secondary mode. i.e. adjacent to the docked stack. |
| stack.setWindowingMode(WINDOWING_MODE_SPLIT_SCREEN_SECONDARY); |
| } |
| } |
| stack.resize(bounds, tempTaskBounds, tempTaskInsetBounds); |
| if (!deferResume) { |
| stack.ensureVisibleActivitiesConfigurationLocked( |
| stack.topRunningActivityLocked(), preserveWindows); |
| } |
| } finally { |
| mWindowManager.continueSurfaceLayout(); |
| Trace.traceEnd(TRACE_TAG_ACTIVITY_MANAGER); |
| } |
| } |
| |
| private void deferUpdateBounds(int activityType) { |
| final ActivityStack stack = getStack(WINDOWING_MODE_UNDEFINED, activityType); |
| if (stack != null) { |
| stack.deferUpdateBounds(); |
| } |
| } |
| |
| private void continueUpdateBounds(int activityType) { |
| final ActivityStack stack = getStack(WINDOWING_MODE_UNDEFINED, activityType); |
| if (stack != null) { |
| stack.continueUpdateBounds(); |
| } |
| } |
| |
| void notifyAppTransitionDone() { |
| continueUpdateBounds(ACTIVITY_TYPE_RECENTS); |
| for (int i = mResizingTasksDuringAnimation.size() - 1; i >= 0; i--) { |
| final int taskId = mResizingTasksDuringAnimation.valueAt(i); |
| final TaskRecord task = anyTaskForIdLocked(taskId, MATCH_TASK_IN_STACKS_ONLY); |
| if (task != null) { |
| task.setTaskDockedResizing(false); |
| } |
| } |
| mResizingTasksDuringAnimation.clear(); |
| } |
| |
| /** |
| * TODO: This should just change the windowing mode and resize vs. actually moving task around. |
| * Can do that once we are no longer using static stack ids. Specially when |
| * {@link ActivityManager.StackId#FULLSCREEN_WORKSPACE_STACK_ID} is removed. |
| */ |
| private void moveTasksToFullscreenStackInSurfaceTransaction(ActivityStack fromStack, |
| int toDisplayId, boolean onTop) { |
| |
| mWindowManager.deferSurfaceLayout(); |
| try { |
| final int windowingMode = fromStack.getWindowingMode(); |
| final boolean inPinnedWindowingMode = windowingMode == WINDOWING_MODE_PINNED; |
| final ActivityDisplay toDisplay = getActivityDisplay(toDisplayId); |
| |
| if (windowingMode == WINDOWING_MODE_SPLIT_SCREEN_PRIMARY) { |
| // We are moving all tasks from the docked stack to the fullscreen stack, |
| // which is dismissing the docked stack, so resize all other stacks to |
| // fullscreen here already so we don't end up with resize trashing. |
| final ArrayList<ActivityStack> displayStacks = toDisplay.mStacks; |
| for (int i = displayStacks.size() - 1; i >= 0; --i) { |
| final ActivityStack otherStack = displayStacks.get(i); |
| if (!otherStack.inSplitScreenSecondaryWindowingMode()) { |
| continue; |
| } |
| resizeStackLocked(otherStack.mStackId, null, null, null, PRESERVE_WINDOWS, |
| true /* allowResizeInDockedMode */, DEFER_RESUME); |
| } |
| |
| // Also disable docked stack resizing since we have manually adjusted the |
| // size of other stacks above and we don't want to trigger a docked stack |
| // resize when we remove task from it below and it is detached from the |
| // display because it no longer contains any tasks. |
| mAllowDockedStackResize = false; |
| } else if (inPinnedWindowingMode && onTop) { |
| // Log if we are expanding the PiP to fullscreen |
| MetricsLogger.action(mService.mContext, |
| ACTION_PICTURE_IN_PICTURE_EXPANDED_TO_FULLSCREEN); |
| } |
| |
| // If we are moving from the pinned stack, then the animation takes care of updating |
| // the picture-in-picture mode. |
| final boolean schedulePictureInPictureModeChange = inPinnedWindowingMode; |
| final ArrayList<TaskRecord> tasks = fromStack.getAllTasks(); |
| |
| if (!tasks.isEmpty()) { |
| final int size = tasks.size(); |
| final ActivityStack fullscreenStack = toDisplay.getOrCreateStack( |
| WINDOWING_MODE_FULLSCREEN, ACTIVITY_TYPE_STANDARD, onTop); |
| |
| if (onTop) { |
| final int returnToType = |
| toDisplay.getTopVisibleStackActivityType(WINDOWING_MODE_PINNED); |
| for (int i = 0; i < size; i++) { |
| final TaskRecord task = tasks.get(i); |
| final boolean isTopTask = i == (size - 1); |
| if (inPinnedWindowingMode) { |
| // Update the return-to to reflect where the pinned stack task was moved |
| // from so that we retain the stack that was previously visible if the |
| // pinned stack is recreated. See moveActivityToPinnedStackLocked(). |
| task.setTaskToReturnTo(returnToType); |
| } |
| // Defer resume until all the tasks have been moved to the fullscreen stack |
| task.reparent(fullscreenStack, ON_TOP, REPARENT_MOVE_STACK_TO_FRONT, |
| isTopTask /* animate */, DEFER_RESUME, |
| schedulePictureInPictureModeChange, |
| "moveTasksToFullscreenStack - onTop"); |
| } |
| } else { |
| for (int i = 0; i < size; i++) { |
| final TaskRecord task = tasks.get(i); |
| // Position the tasks in the fullscreen stack in order at the bottom of the |
| // stack. Also defer resume until all the tasks have been moved to the |
| // fullscreen stack. |
| task.reparent(fullscreenStack, i /* position */, |
| REPARENT_LEAVE_STACK_IN_PLACE, !ANIMATE, DEFER_RESUME, |
| schedulePictureInPictureModeChange, |
| "moveTasksToFullscreenStack - NOT_onTop"); |
| } |
| } |
| } |
| |
| ensureActivitiesVisibleLocked(null, 0, PRESERVE_WINDOWS); |
| resumeFocusedStackTopActivityLocked(); |
| } finally { |
| mAllowDockedStackResize = true; |
| mWindowManager.continueSurfaceLayout(); |
| } |
| } |
| |
| void moveTasksToFullscreenStackLocked(ActivityStack fromStack, boolean onTop) { |
| moveTasksToFullscreenStackLocked(fromStack, DEFAULT_DISPLAY, onTop); |
| } |
| |
| void moveTasksToFullscreenStackLocked(ActivityStack fromStack, int toDisplayId, boolean onTop) { |
| mWindowManager.inSurfaceTransaction(() -> |
| moveTasksToFullscreenStackInSurfaceTransaction(fromStack, toDisplayId, onTop)); |
| } |
| |
| void resizeDockedStackLocked(Rect dockedBounds, Rect tempDockedTaskBounds, |
| Rect tempDockedTaskInsetBounds, Rect tempOtherTaskBounds, Rect tempOtherTaskInsetBounds, |
| boolean preserveWindows) { |
| resizeDockedStackLocked(dockedBounds, tempDockedTaskBounds, tempDockedTaskInsetBounds, |
| tempOtherTaskBounds, tempOtherTaskInsetBounds, preserveWindows, |
| false /* deferResume */); |
| } |
| |
| private void resizeDockedStackLocked(Rect dockedBounds, Rect tempDockedTaskBounds, |
| Rect tempDockedTaskInsetBounds, Rect tempOtherTaskBounds, Rect tempOtherTaskInsetBounds, |
| boolean preserveWindows, boolean deferResume) { |
| |
| if (!mAllowDockedStackResize) { |
| // Docked stack resize currently disabled. |
| return; |
| } |
| |
| final ActivityStack stack = getDefaultDisplay().getStack( |
| WINDOWING_MODE_SPLIT_SCREEN_PRIMARY, ACTIVITY_TYPE_UNDEFINED); |
| if (stack == null) { |
| Slog.w(TAG, "resizeDockedStackLocked: docked stack not found"); |
| return; |
| } |
| |
| Trace.traceBegin(TRACE_TAG_ACTIVITY_MANAGER, "am.resizeDockedStack"); |
| mWindowManager.deferSurfaceLayout(); |
| try { |
| // Don't allow re-entry while resizing. E.g. due to docked stack detaching. |
| mAllowDockedStackResize = false; |
| ActivityRecord r = stack.topRunningActivityLocked(); |
| stack.resize(dockedBounds, tempDockedTaskBounds, tempDockedTaskInsetBounds); |
| |
| // TODO: Checking for isAttached might not be needed as if the user passes in null |
| // dockedBounds then they want the docked stack to be dismissed. |
| if (stack.mFullscreen || (dockedBounds == null && !stack.isAttached())) { |
| // The dock stack either was dismissed or went fullscreen, which is kinda the same. |
| // In this case we make all other static stacks fullscreen and move all |
| // docked stack tasks to the fullscreen stack. |
| moveTasksToFullscreenStackLocked(stack, ON_TOP); |
| |
| // stack shouldn't contain anymore activities, so nothing to resume. |
| r = null; |
| } else { |
| // Docked stacks occupy a dedicated region on screen so the size of all other |
| // static stacks need to be adjusted so they don't overlap with the docked stack. |
| // We get the bounds to use from window manager which has been adjusted for any |
| // screen controls and is also the same for all stacks. |
| final ArrayList<ActivityStack> stacks = getStacksOnDefaultDisplay(); |
| final Rect otherTaskRect = new Rect(); |
| for (int i = stacks.size() - 1; i >= 0; --i) { |
| final ActivityStack current = stacks.get(i); |
| if (current.getWindowingMode() == WINDOWING_MODE_SPLIT_SCREEN_PRIMARY) { |
| continue; |
| } |
| if (!current.supportsSplitScreenWindowingMode()) { |
| continue; |
| } |
| // Need to set windowing mode here before we try to get the dock bounds. |
| current.setWindowingMode(WINDOWING_MODE_SPLIT_SCREEN_SECONDARY); |
| current.getStackDockedModeBounds( |
| tempOtherTaskBounds /* currentTempTaskBounds */, |
| tempRect /* outStackBounds */, |
| otherTaskRect /* outTempTaskBounds */, true /* ignoreVisibility */); |
| |
| resizeStackLocked(current.mStackId, !tempRect.isEmpty() ? tempRect : null, |
| !otherTaskRect.isEmpty() ? otherTaskRect : tempOtherTaskBounds, |
| tempOtherTaskInsetBounds, preserveWindows, |
| true /* allowResizeInDockedMode */, deferResume); |
| } |
| } |
| if (!deferResume) { |
| stack.ensureVisibleActivitiesConfigurationLocked(r, preserveWindows); |
| } |
| } finally { |
| mAllowDockedStackResize = true; |
| mWindowManager.continueSurfaceLayout(); |
| Trace.traceEnd(TRACE_TAG_ACTIVITY_MANAGER); |
| } |
| } |
| |
| void resizePinnedStackLocked(Rect pinnedBounds, Rect tempPinnedTaskBounds) { |
| // TODO(multi-display): Pinned stack display should be passed in. |
| final PinnedActivityStack stack = getDefaultDisplay().getStack( |
| WINDOWING_MODE_PINNED, ACTIVITY_TYPE_UNDEFINED); |
| if (stack == null) { |
| Slog.w(TAG, "resizePinnedStackLocked: pinned stack not found"); |
| return; |
| } |
| |
| // It is possible for the bounds animation from the WM to call this but be delayed by |
| // another AM call that is holding the AMS lock. In such a case, the pinnedBounds may be |
| // incorrect if AMS.resizeStackWithBoundsFromWindowManager() is already called while waiting |
| // for the AMS lock to be freed. So check and make sure these bounds are still good. |
| final PinnedStackWindowController stackController = stack.getWindowContainerController(); |
| if (stackController.pinnedStackResizeDisallowed()) { |
| return; |
| } |
| |
| Trace.traceBegin(TRACE_TAG_ACTIVITY_MANAGER, "am.resizePinnedStack"); |
| mWindowManager.deferSurfaceLayout(); |
| try { |
| ActivityRecord r = stack.topRunningActivityLocked(); |
| Rect insetBounds = null; |
| if (tempPinnedTaskBounds != null) { |
| // We always use 0,0 as the position for the inset rect because |
| // if we are getting insets at all in the pinned stack it must mean |
| // we are headed for fullscreen. |
| insetBounds = tempRect; |
| insetBounds.top = 0; |
| insetBounds.left = 0; |
| insetBounds.right = tempPinnedTaskBounds.width(); |
| insetBounds.bottom = tempPinnedTaskBounds.height(); |
| } |
| stack.resize(pinnedBounds, tempPinnedTaskBounds, insetBounds); |
| stack.ensureVisibleActivitiesConfigurationLocked(r, false); |
| } finally { |
| mWindowManager.continueSurfaceLayout(); |
| Trace.traceEnd(TRACE_TAG_ACTIVITY_MANAGER); |
| } |
| } |
| |
| private void removeStackInSurfaceTransaction(int stackId) { |
| final ActivityStack stack = getStack(stackId); |
| if (stack == null) { |
| return; |
| } |
| |
| final ArrayList<TaskRecord> tasks = stack.getAllTasks(); |
| if (stack.getWindowingMode() == WINDOWING_MODE_PINNED) { |
| /** |
| * Workaround: Force-stop all the activities in the pinned stack before we reparent them |
| * to the fullscreen stack. This is to guarantee that when we are removing a stack, |
| * that the client receives onStop() before it is reparented. We do this by detaching |
| * the stack from the display so that it will be considered invisible when |
| * ensureActivitiesVisibleLocked() is called, and all of its activitys will be marked |
| * invisible as well and added to the stopping list. After which we process the |
| * stopping list by handling the idle. |
| */ |
| final PinnedActivityStack pinnedStack = (PinnedActivityStack) stack; |
| pinnedStack.mForceHidden = true; |
| pinnedStack.ensureActivitiesVisibleLocked(null, 0, PRESERVE_WINDOWS); |
| pinnedStack.mForceHidden = false; |
| activityIdleInternalLocked(null, false /* fromTimeout */, |
| true /* processPausingActivites */, null /* configuration */); |
| |
| // Move all the tasks to the bottom of the fullscreen stack |
| moveTasksToFullscreenStackLocked(pinnedStack, !ON_TOP); |
| } else { |
| for (int i = tasks.size() - 1; i >= 0; i--) { |
| removeTaskByIdLocked(tasks.get(i).taskId, true /* killProcess */, |
| REMOVE_FROM_RECENTS); |
| } |
| } |
| } |
| |
| /** |
| * Removes the stack associated with the given {@param stackId}. If the {@param stackId} is the |
| * pinned stack, then its tasks are not explicitly removed when the stack is destroyed, but |
| * instead moved back onto the fullscreen stack. |
| */ |
| void removeStackLocked(int stackId) { |
| mWindowManager.inSurfaceTransaction(() -> removeStackInSurfaceTransaction(stackId)); |
| } |
| |
| /** |
| * Removes stacks in the input windowing modes from the system if they are of activity type |
| * ACTIVITY_TYPE_STANDARD or ACTIVITY_TYPE_UNDEFINED |
| */ |
| void removeStacksInWindowingModes(int... windowingModes) { |
| for (int i = mActivityDisplays.size() - 1; i >= 0; --i) { |
| mActivityDisplays.valueAt(i).removeStacksInWindowingModes(windowingModes); |
| } |
| } |
| |
| void removeStacksWithActivityTypes(int... activityTypes) { |
| for (int i = mActivityDisplays.size() - 1; i >= 0; --i) { |
| mActivityDisplays.valueAt(i).removeStacksWithActivityTypes(activityTypes); |
| } |
| } |
| |
| /** |
| * See {@link #removeTaskByIdLocked(int, boolean, boolean, boolean)} |
| */ |
| boolean removeTaskByIdLocked(int taskId, boolean killProcess, boolean removeFromRecents) { |
| return removeTaskByIdLocked(taskId, killProcess, removeFromRecents, !PAUSE_IMMEDIATELY); |
| } |
| |
| /** |
| * Removes the task with the specified task id. |
| * |
| * @param taskId Identifier of the task to be removed. |
| * @param killProcess Kill any process associated with the task if possible. |
| * @param removeFromRecents Whether to also remove the task from recents. |
| * @param pauseImmediately Pauses all task activities immediately without waiting for the |
| * pause-complete callback from the activity. |
| * @return Returns true if the given task was found and removed. |
| */ |
| boolean removeTaskByIdLocked(int taskId, boolean killProcess, boolean removeFromRecents, |
| boolean pauseImmediately) { |
| final TaskRecord tr = anyTaskForIdLocked(taskId, MATCH_TASK_IN_STACKS_OR_RECENT_TASKS); |
| if (tr != null) { |
| tr.removeTaskActivitiesLocked(pauseImmediately); |
| cleanUpRemovedTaskLocked(tr, killProcess, removeFromRecents); |
| if (tr.isPersistable) { |
| mService.notifyTaskPersisterLocked(null, true); |
| } |
| return true; |
| } |
| Slog.w(TAG, "Request to remove task ignored for non-existent task " + taskId); |
| return false; |
| } |
| |
| void addRecentActivity(ActivityRecord r) { |
| if (r == null) { |
| return; |
| } |
| final TaskRecord task = r.getTask(); |
| mRecentTasks.addLocked(task); |
| task.touchActiveTime(); |
| } |
| |
| void removeTaskFromRecents(TaskRecord task) { |
| mRecentTasks.remove(task); |
| task.removedFromRecents(); |
| } |
| |
| void cleanUpRemovedTaskLocked(TaskRecord tr, boolean killProcess, boolean removeFromRecents) { |
| if (removeFromRecents) { |
| removeTaskFromRecents(tr); |
| } |
| ComponentName component = tr.getBaseIntent().getComponent(); |
| if (component == null) { |
| Slog.w(TAG, "No component for base intent of task: " + tr); |
| return; |
| } |
| |
| // Find any running services associated with this app and stop if needed. |
| mService.mServices.cleanUpRemovedTaskLocked(tr, component, new Intent(tr.getBaseIntent())); |
| |
| if (!killProcess) { |
| return; |
| } |
| |
| // Determine if the process(es) for this task should be killed. |
| final String pkg = component.getPackageName(); |
| ArrayList<ProcessRecord> procsToKill = new ArrayList<>(); |
| ArrayMap<String, SparseArray<ProcessRecord>> pmap = mService.mProcessNames.getMap(); |
| for (int i = 0; i < pmap.size(); i++) { |
| |
| SparseArray<ProcessRecord> uids = pmap.valueAt(i); |
| for (int j = 0; j < uids.size(); j++) { |
| ProcessRecord proc = uids.valueAt(j); |
| if (proc.userId != tr.userId) { |
| // Don't kill process for a different user. |
| continue; |
| } |
| if (proc == mService.mHomeProcess) { |
| // Don't kill the home process along with tasks from the same package. |
| continue; |
| } |
| if (!proc.pkgList.containsKey(pkg)) { |
| // Don't kill process that is not associated with this task. |
| continue; |
| } |
| |
| for (int k = 0; k < proc.activities.size(); k++) { |
| TaskRecord otherTask = proc.activities.get(k).getTask(); |
| if (tr.taskId != otherTask.taskId && otherTask.inRecents) { |
| // Don't kill process(es) that has an activity in a different task that is |
| // also in recents. |
| return; |
| } |
| } |
| |
| if (proc.foregroundServices) { |
| // Don't kill process(es) with foreground service. |
| return; |
| } |
| |
| // Add process to kill list. |
| procsToKill.add(proc); |
| } |
| } |
| |
| // Kill the running processes. |
| for (int i = 0; i < procsToKill.size(); i++) { |
| ProcessRecord pr = procsToKill.get(i); |
| if (pr.setSchedGroup == ProcessList.SCHED_GROUP_BACKGROUND |
| && pr.curReceivers.isEmpty()) { |
| pr.kill("remove task", true); |
| } else { |
| // We delay killing processes that are not in the background or running a receiver. |
| pr.waitingToKill = "remove task"; |
| } |
| } |
| } |
| |
| int getNextStackId() { |
| while (true) { |
| if (mNextFreeStackId >= FIRST_DYNAMIC_STACK_ID |
| && getStack(mNextFreeStackId) == null) { |
| break; |
| } |
| mNextFreeStackId++; |
| } |
| return mNextFreeStackId; |
| } |
| |
| /** |
| * Restores a recent task to a stack |
| * @param task The recent task to be restored. |
| * @param aOptions The activity options to use for restoration. |
| * @return true if the task has been restored successfully. |
| */ |
| boolean restoreRecentTaskLocked(TaskRecord task, ActivityOptions aOptions) { |
| final ActivityStack stack = getLaunchStack(null, aOptions, task, !ON_TOP); |
| final ActivityStack currentStack = task.getStack(); |
| if (currentStack != null) { |
| // Task has already been restored once. See if we need to do anything more |
| if (currentStack == stack) { |
| // Nothing else to do since it is already restored in the right stack. |
| return true; |
| } |
| // Remove current stack association, so we can re-associate the task with the |
| // right stack below. |
| currentStack.removeTask(task, "restoreRecentTaskLocked", REMOVE_TASK_MODE_MOVING); |
| } |
| |
| stack.addTask(task, !ON_TOP, "restoreRecentTask"); |
| // TODO: move call for creation here and other place into Stack.addTask() |
| task.createWindowContainer(!ON_TOP, true /* showForAllUsers */); |
| if (DEBUG_RECENTS) Slog.v(TAG_RECENTS, |
| "Added restored task=" + task + " to stack=" + stack); |
| final ArrayList<ActivityRecord> activities = task.mActivities; |
| for (int activityNdx = activities.size() - 1; activityNdx >= 0; --activityNdx) { |
| activities.get(activityNdx).createWindowContainer(); |
| } |
| return true; |
| } |
| |
| /** |
| * Move stack with all its existing content to specified display. |
| * @param stackId Id of stack to move. |
| * @param displayId Id of display to move stack to. |
| * @param onTop Indicates whether container should be place on top or on bottom. |
| */ |
| void moveStackToDisplayLocked(int stackId, int displayId, boolean onTop) { |
| final ActivityDisplay activityDisplay = getActivityDisplayOrCreateLocked(displayId); |
| if (activityDisplay == null) { |
| throw new IllegalArgumentException("moveStackToDisplayLocked: Unknown displayId=" |
| + displayId); |
| } |
| final ActivityStack stack = getStack(stackId); |
| if (stack == null) { |
| throw new IllegalArgumentException("moveStackToDisplayLocked: Unknown stackId=" |
| + stackId); |
| } |
| |
| final ActivityDisplay currentDisplay = stack.getDisplay(); |
| if (currentDisplay == null) { |
| throw new IllegalStateException("moveStackToDisplayLocked: Stack with stack=" + stack |
| + " is not attached to any display."); |
| } |
| |
| if (currentDisplay.mDisplayId == displayId) { |
| throw new IllegalArgumentException("Trying to move stack=" + stack |
| + " to its current displayId=" + displayId); |
| } |
| |
| stack.reparent(activityDisplay, onTop); |
| // TODO(multi-display): resize stacks properly if moved from split-screen. |
| } |
| |
| /** |
| * Returns the reparent target stack, creating the stack if necessary. This call also enforces |
| * the various checks on tasks that are going to be reparented from one stack to another. |
| */ |
| ActivityStack getReparentTargetStack(TaskRecord task, ActivityStack stack, boolean toTop) { |
| final ActivityStack prevStack = task.getStack(); |
| final int stackId = stack.mStackId; |
| final boolean inMultiWindowMode = stack.inMultiWindowMode(); |
| |
| // Check that we aren't reparenting to the same stack that the task is already in |
| if (prevStack != null && prevStack.mStackId == stackId) { |
| Slog.w(TAG, "Can not reparent to same stack, task=" + task |
| + " already in stackId=" + stackId); |
| return prevStack; |
| } |
| |
| // Ensure that we aren't trying to move into a multi-window stack without multi-window |
| // support |
| if (inMultiWindowMode && !mService.mSupportsMultiWindow) { |
| throw new IllegalArgumentException("Device doesn't support multi-window, can not" |
| + " reparent task=" + task + " to stack=" + stack); |
| } |
| |
| // Ensure that we're not moving a task to a dynamic stack if device doesn't support |
| // multi-display. |
| if (stack.mDisplayId != DEFAULT_DISPLAY && !mService.mSupportsMultiDisplay) { |
| throw new IllegalArgumentException("Device doesn't support multi-display, can not" |
| + " reparent task=" + task + " to stackId=" + stackId); |
| } |
| |
| // Ensure that we aren't trying to move into a freeform stack without freeform |
| // support |
| if (stack.getWindowingMode() == WINDOWING_MODE_FREEFORM |
| && !mService.mSupportsFreeformWindowManagement) { |
| throw new IllegalArgumentException("Device doesn't support freeform, can not reparent" |
| + " task=" + task); |
| } |
| |
| // We don't allow moving a unresizeable task to the docked stack since the docked stack is |
| // used for split-screen mode and will cause things like the docked divider to show up. We |
| // instead leave the task in its current stack or move it to the fullscreen stack if it |
| // isn't currently in a stack. |
| if (inMultiWindowMode && !task.isResizeable()) { |
| Slog.w(TAG, "Can not move unresizeable task=" + task + " to docked stack." |
| + " Moving to stackId=" + stackId + " instead."); |
| // Temporarily disable resizeablility of the task as we don't want it to be resized if, |
| // for example, a docked stack is created which will lead to the stack we are moving |
| // from being resized and and its resizeable tasks being resized. |
| try { |
| task.mTemporarilyUnresizable = true; |
| stack = stack.getDisplay().createStack( |
| WINDOWING_MODE_FULLSCREEN, stack.getActivityType(), toTop); |
| } finally { |
| task.mTemporarilyUnresizable = false; |
| } |
| } |
| return stack; |
| } |
| |
| boolean moveTopStackActivityToPinnedStackLocked(int stackId, Rect destBounds) { |
| final ActivityStack stack = getStack(stackId); |
| if (stack == null) { |
| throw new IllegalArgumentException( |
| "moveTopStackActivityToPinnedStackLocked: Unknown stackId=" + stackId); |
| } |
| |
| final ActivityRecord r = stack.topRunningActivityLocked(); |
| if (r == null) { |
| Slog.w(TAG, "moveTopStackActivityToPinnedStackLocked: No top running activity" |
| + " in stack=" + stack); |
| return false; |
| } |
| |
| if (!mService.mForceResizableActivities && !r.supportsPictureInPicture()) { |
| Slog.w(TAG, |
| "moveTopStackActivityToPinnedStackLocked: Picture-In-Picture not supported for " |
| + " r=" + r); |
| return false; |
| } |
| |
| moveActivityToPinnedStackLocked(r, null /* sourceBounds */, 0f /* aspectRatio */, |
| true /* moveHomeStackToFront */, "moveTopActivityToPinnedStack"); |
| return true; |
| } |
| |
| void moveActivityToPinnedStackLocked(ActivityRecord r, Rect sourceHintBounds, float aspectRatio, |
| boolean moveHomeStackToFront, String reason) { |
| |
| mWindowManager.deferSurfaceLayout(); |
| |
| final ActivityDisplay display = r.getStack().getDisplay(); |
| PinnedActivityStack stack = display.getPinnedStack(); |
| |
| // This will clear the pinned stack by moving an existing task to the full screen stack, |
| // ensuring only one task is present. |
| if (stack != null) { |
| moveTasksToFullscreenStackLocked(stack, !ON_TOP); |
| } |
| |
| // Need to make sure the pinned stack exist so we can resize it below... |
| stack = display.getOrCreateStack(WINDOWING_MODE_PINNED, r.getActivityType(), ON_TOP); |
| |
| try { |
| final TaskRecord task = r.getTask(); |
| // Resize the pinned stack to match the current size of the task the activity we are |
| // going to be moving is currently contained in. We do this to have the right starting |
| // animation bounds for the pinned stack to the desired bounds the caller wants. |
| resizeStackLocked(PINNED_STACK_ID, task.mBounds, null /* tempTaskBounds */, |
| null /* tempTaskInsetBounds */, !PRESERVE_WINDOWS, |
| true /* allowResizeInDockedMode */, !DEFER_RESUME); |
| |
| if (task.mActivities.size() == 1) { |
| // There is only one activity in the task. So, we can just move the task over to |
| // the stack without re-parenting the activity in a different task. We don't |
| // move the home stack forward if we are currently entering picture-in-picture |
| // while pausing because that changes the focused stack and may prevent the new |
| // starting activity from resuming. |
| if (moveHomeStackToFront && task.returnsToHomeTask() |
| && (r.state == RESUMED || !r.supportsEnterPipOnTaskSwitch)) { |
| // Move the home stack forward if the task we just moved to the pinned stack |
| // was launched from home so home should be visible behind it. |
| moveHomeStackToFront(reason); |
| } |
| // Defer resume until below, and do not schedule PiP changes until we animate below |
| task.reparent(stack, ON_TOP, REPARENT_MOVE_STACK_TO_FRONT, !ANIMATE, DEFER_RESUME, |
| false /* schedulePictureInPictureModeChange */, reason); |
| } else { |
| // There are multiple activities in the task and moving the top activity should |
| // reveal/leave the other activities in their original task. |
| |
| // Currently, we don't support reparenting activities across tasks in two different |
| // stacks, so instead, just create a new task in the same stack, reparent the |
| // activity into that task, and then reparent the whole task to the new stack. This |
| // ensures that all the necessary work to migrate states in the old and new stacks |
| // is also done. |
| final TaskRecord newTask = task.getStack().createTaskRecord( |
| getNextTaskIdForUserLocked(r.userId), r.info, r.intent, null, null, true); |
| r.reparent(newTask, MAX_VALUE, "moveActivityToStack"); |
| |
| // Defer resume until below, and do not schedule PiP changes until we animate below |
| newTask.reparent(stack, ON_TOP, REPARENT_MOVE_STACK_TO_FRONT, !ANIMATE, |
| DEFER_RESUME, false /* schedulePictureInPictureModeChange */, reason); |
| } |
| |
| // Reset the state that indicates it can enter PiP while pausing after we've moved it |
| // to the pinned stack |
| r.supportsEnterPipOnTaskSwitch = false; |
| } finally { |
| mWindowManager.continueSurfaceLayout(); |
| } |
| |
| // Calculate the default bounds (don't use existing stack bounds as we may have just created |
| // the stack, and schedule the start of the animation into PiP (the bounds animator that |
| // is triggered by this is posted on another thread) |
| final Rect destBounds = stack.getDefaultPictureInPictureBounds(aspectRatio); |
| |
| stack.animateResizePinnedStack(sourceHintBounds, destBounds, -1 /* animationDuration */, |
| true /* fromFullscreen */); |
| |
| // Update the visibility of all activities after the they have been reparented to the new |
| // stack. This MUST run after the animation above is scheduled to ensure that the windows |
| // drawn signal is scheduled after the bounds animation start call on the bounds animator |
| // thread. |
| ensureActivitiesVisibleLocked(null, 0, !PRESERVE_WINDOWS); |
| resumeFocusedStackTopActivityLocked(); |
| |
| mService.mTaskChangeNotificationController.notifyActivityPinned(r); |
| } |
| |
| /** Move activity with its stack to front and make the stack focused. */ |
| boolean moveFocusableActivityStackToFrontLocked(ActivityRecord r, String reason) { |
| if (r == null || !r.isFocusable()) { |
| if (DEBUG_FOCUS) Slog.d(TAG_FOCUS, |
| "moveActivityStackToFront: unfocusable r=" + r); |
| return false; |
| } |
| |
| final TaskRecord task = r.getTask(); |
| final ActivityStack stack = r.getStack(); |
| if (stack == null) { |
| Slog.w(TAG, "moveActivityStackToFront: invalid task or stack: r=" |
| + r + " task=" + task); |
| return false; |
| } |
| |
| if (stack == mFocusedStack && stack.topRunningActivityLocked() == r) { |
| if (DEBUG_FOCUS) Slog.d(TAG_FOCUS, |
| "moveActivityStackToFront: already on top, r=" + r); |
| return false; |
| } |
| |
| if (DEBUG_FOCUS) Slog.d(TAG_FOCUS, |
| "moveActivityStackToFront: r=" + r); |
| |
| stack.moveToFront(reason, task); |
| return true; |
| } |
| |
| ActivityRecord findTaskLocked(ActivityRecord r, int displayId) { |
| mTmpFindTaskResult.r = null; |
| mTmpFindTaskResult.matchedByRootAffinity = false; |
| ActivityRecord affinityMatch = null; |
| if (DEBUG_TASKS) Slog.d(TAG_TASKS, "Looking for task of " + r); |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| if (!r.hasCompatibleActivityType(stack)) { |
| if (DEBUG_TASKS) Slog.d(TAG_TASKS, "Skipping stack: (mismatch activity/stack) " |
| + stack); |
| continue; |
| } |
| stack.findTaskLocked(r, mTmpFindTaskResult); |
| // It is possible to have tasks in multiple stacks with the same root affinity, so |
| // we should keep looking after finding an affinity match to see if there is a |
| // better match in another stack. Also, task affinity isn't a good enough reason |
| // to target a display which isn't the source of the intent, so skip any affinity |
| // matches not on the specified display. |
| if (mTmpFindTaskResult.r != null) { |
| if (!mTmpFindTaskResult.matchedByRootAffinity) { |
| return mTmpFindTaskResult.r; |
| } else if (mTmpFindTaskResult.r.getDisplayId() == displayId) { |
| // Note: since the traversing through the stacks is top down, the floating |
| // tasks should always have lower priority than any affinity-matching tasks |
| // in the fullscreen stacks |
| affinityMatch = mTmpFindTaskResult.r; |
| } else if (DEBUG_TASKS && mTmpFindTaskResult.matchedByRootAffinity) { |
| Slog.d(TAG_TASKS, "Skipping match on different display " |
| + mTmpFindTaskResult.r.getDisplayId() + " " + displayId); |
| } |
| } |
| } |
| } |
| |
| if (DEBUG_TASKS && affinityMatch == null) Slog.d(TAG_TASKS, "No task found"); |
| return affinityMatch; |
| } |
| |
| ActivityRecord findActivityLocked(Intent intent, ActivityInfo info, |
| boolean compareIntentFilters) { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityRecord ar = stacks.get(stackNdx) |
| .findActivityLocked(intent, info, compareIntentFilters); |
| if (ar != null) { |
| return ar; |
| } |
| } |
| } |
| return null; |
| } |
| |
| boolean hasAwakeDisplay() { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.valueAt(displayNdx); |
| if (!display.shouldSleep()) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| void goingToSleepLocked() { |
| scheduleSleepTimeout(); |
| if (!mGoingToSleep.isHeld()) { |
| mGoingToSleep.acquire(); |
| if (mLaunchingActivity.isHeld()) { |
| if (VALIDATE_WAKE_LOCK_CALLER && Binder.getCallingUid() != Process.myUid()) { |
| throw new IllegalStateException("Calling must be system uid"); |
| } |
| mLaunchingActivity.release(); |
| mService.mHandler.removeMessages(LAUNCH_TIMEOUT_MSG); |
| } |
| } |
| |
| applySleepTokensLocked(false /* applyToStacks */); |
| |
| checkReadyForSleepLocked(true /* allowDelay */); |
| } |
| |
| void prepareForShutdownLocked() { |
| for (int i = 0; i < mActivityDisplays.size(); i++) { |
| createSleepTokenLocked("shutdown", mActivityDisplays.keyAt(i)); |
| } |
| } |
| |
| boolean shutdownLocked(int timeout) { |
| goingToSleepLocked(); |
| |
| boolean timedout = false; |
| final long endTime = System.currentTimeMillis() + timeout; |
| while (true) { |
| if (!putStacksToSleepLocked(true /* allowDelay */, true /* shuttingDown */)) { |
| long timeRemaining = endTime - System.currentTimeMillis(); |
| if (timeRemaining > 0) { |
| try { |
| mService.wait(timeRemaining); |
| } catch (InterruptedException e) { |
| } |
| } else { |
| Slog.w(TAG, "Activity manager shutdown timed out"); |
| timedout = true; |
| break; |
| } |
| } else { |
| break; |
| } |
| } |
| |
| // Force checkReadyForSleep to complete. |
| checkReadyForSleepLocked(false /* allowDelay */); |
| |
| return timedout; |
| } |
| |
| void comeOutOfSleepIfNeededLocked() { |
| removeSleepTimeouts(); |
| if (mGoingToSleep.isHeld()) { |
| mGoingToSleep.release(); |
| } |
| } |
| |
| void applySleepTokensLocked(boolean applyToStacks) { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| // Set the sleeping state of the display. |
| final ActivityDisplay display = mActivityDisplays.valueAt(displayNdx); |
| final boolean displayShouldSleep = display.shouldSleep(); |
| if (displayShouldSleep == display.isSleeping()) { |
| continue; |
| } |
| display.setIsSleeping(displayShouldSleep); |
| |
| if (!applyToStacks) { |
| continue; |
| } |
| |
| // Set the sleeping state of the stacks on the display. |
| final ArrayList<ActivityStack> stacks = display.mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| if (displayShouldSleep) { |
| stack.goToSleepIfPossible(false /* shuttingDown */); |
| } else { |
| stack.awakeFromSleepingLocked(); |
| if (isFocusedStack(stack)) { |
| resumeFocusedStackTopActivityLocked(); |
| } |
| } |
| } |
| |
| if (displayShouldSleep || mGoingToSleepActivities.isEmpty()) { |
| continue; |
| } |
| // The display is awake now, so clean up the going to sleep list. |
| for (Iterator<ActivityRecord> it = mGoingToSleepActivities.iterator(); it.hasNext(); ) { |
| final ActivityRecord r = it.next(); |
| if (r.getDisplayId() == display.mDisplayId) { |
| it.remove(); |
| } |
| } |
| } |
| } |
| |
| void activitySleptLocked(ActivityRecord r) { |
| mGoingToSleepActivities.remove(r); |
| final ActivityStack s = r.getStack(); |
| if (s != null) { |
| s.checkReadyForSleep(); |
| } else { |
| checkReadyForSleepLocked(true); |
| } |
| } |
| |
| void checkReadyForSleepLocked(boolean allowDelay) { |
| if (!mService.isSleepingOrShuttingDownLocked()) { |
| // Do not care. |
| return; |
| } |
| |
| if (!putStacksToSleepLocked(allowDelay, false /* shuttingDown */)) { |
| return; |
| } |
| |
| // Send launch end powerhint before going sleep |
| mService.mActivityStarter.sendPowerHintForLaunchEndIfNeeded(); |
| |
| removeSleepTimeouts(); |
| |
| if (mGoingToSleep.isHeld()) { |
| mGoingToSleep.release(); |
| } |
| if (mService.mShuttingDown) { |
| mService.notifyAll(); |
| } |
| } |
| |
| // Tries to put all activity stacks to sleep. Returns true if all stacks were |
| // successfully put to sleep. |
| private boolean putStacksToSleepLocked(boolean allowDelay, boolean shuttingDown) { |
| boolean allSleep = true; |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| if (allowDelay) { |
| allSleep &= stacks.get(stackNdx).goToSleepIfPossible(shuttingDown); |
| } else { |
| stacks.get(stackNdx).goToSleep(); |
| } |
| } |
| } |
| return allSleep; |
| } |
| |
| boolean reportResumedActivityLocked(ActivityRecord r) { |
| // A resumed activity cannot be stopping. remove from list |
| mStoppingActivities.remove(r); |
| |
| final ActivityStack stack = r.getStack(); |
| if (isFocusedStack(stack)) { |
| mService.updateUsageStats(r, true); |
| } |
| if (allResumedActivitiesComplete()) { |
| ensureActivitiesVisibleLocked(null, 0, !PRESERVE_WINDOWS); |
| mWindowManager.executeAppTransition(); |
| return true; |
| } |
| return false; |
| } |
| |
| void handleAppCrashLocked(ProcessRecord app) { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| int stackNdx = stacks.size() - 1; |
| while (stackNdx >= 0) { |
| stacks.get(stackNdx).handleAppCrashLocked(app); |
| stackNdx--; |
| } |
| } |
| } |
| |
| // Called when WindowManager has finished animating the launchingBehind activity to the back. |
| private void handleLaunchTaskBehindCompleteLocked(ActivityRecord r) { |
| final TaskRecord task = r.getTask(); |
| final ActivityStack stack = task.getStack(); |
| |
| r.mLaunchTaskBehind = false; |
| mRecentTasks.addLocked(task); |
| mService.mTaskChangeNotificationController.notifyTaskStackChanged(); |
| r.setVisibility(false); |
| |
| // When launching tasks behind, update the last active time of the top task after the new |
| // task has been shown briefly |
| final ActivityRecord top = stack.topActivity(); |
| if (top != null) { |
| top.getTask().touchActiveTime(); |
| } |
| } |
| |
| void scheduleLaunchTaskBehindComplete(IBinder token) { |
| mHandler.obtainMessage(LAUNCH_TASK_BEHIND_COMPLETE, token).sendToTarget(); |
| } |
| |
| void ensureActivitiesVisibleLocked(ActivityRecord starting, int configChanges, |
| boolean preserveWindows) { |
| mKeyguardController.beginActivityVisibilityUpdate(); |
| try { |
| // First the front stacks. In case any are not fullscreen and are in front of home. |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| final int topStackNdx = stacks.size() - 1; |
| for (int stackNdx = topStackNdx; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| stack.ensureActivitiesVisibleLocked(starting, configChanges, preserveWindows); |
| } |
| } |
| } finally { |
| mKeyguardController.endActivityVisibilityUpdate(); |
| } |
| } |
| |
| void addStartingWindowsForVisibleActivities(boolean taskSwitch) { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| final int topStackNdx = stacks.size() - 1; |
| for (int stackNdx = topStackNdx; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| stack.addStartingWindowsForVisibleActivities(taskSwitch); |
| } |
| } |
| } |
| |
| void invalidateTaskLayers() { |
| mTaskLayersChanged = true; |
| } |
| |
| void rankTaskLayersIfNeeded() { |
| if (!mTaskLayersChanged) { |
| return; |
| } |
| mTaskLayersChanged = false; |
| for (int displayNdx = 0; displayNdx < mActivityDisplays.size(); displayNdx++) { |
| final ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| int baseLayer = 0; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| baseLayer += stacks.get(stackNdx).rankTaskLayers(baseLayer); |
| } |
| } |
| } |
| |
| void clearOtherAppTimeTrackers(AppTimeTracker except) { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| final int topStackNdx = stacks.size() - 1; |
| for (int stackNdx = topStackNdx; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| stack.clearOtherAppTimeTrackers(except); |
| } |
| } |
| } |
| |
| void scheduleDestroyAllActivities(ProcessRecord app, String reason) { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| final int numStacks = stacks.size(); |
| for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| stack.scheduleDestroyActivities(app, reason); |
| } |
| } |
| } |
| |
| void releaseSomeActivitiesLocked(ProcessRecord app, String reason) { |
| // Examine all activities currently running in the process. |
| TaskRecord firstTask = null; |
| // Tasks is non-null only if two or more tasks are found. |
| ArraySet<TaskRecord> tasks = null; |
| if (DEBUG_RELEASE) Slog.d(TAG_RELEASE, "Trying to release some activities in " + app); |
| for (int i = 0; i < app.activities.size(); i++) { |
| ActivityRecord r = app.activities.get(i); |
| // First, if we find an activity that is in the process of being destroyed, |
| // then we just aren't going to do anything for now; we want things to settle |
| // down before we try to prune more activities. |
| if (r.finishing || r.state == DESTROYING || r.state == DESTROYED) { |
| if (DEBUG_RELEASE) Slog.d(TAG_RELEASE, "Abort release; already destroying: " + r); |
| return; |
| } |
| // Don't consider any activies that are currently not in a state where they |
| // can be destroyed. |
| if (r.visible || !r.stopped || !r.haveState || r.state == RESUMED || r.state == PAUSING |
| || r.state == PAUSED || r.state == STOPPING) { |
| if (DEBUG_RELEASE) Slog.d(TAG_RELEASE, "Not releasing in-use activity: " + r); |
| continue; |
| } |
| |
| final TaskRecord task = r.getTask(); |
| if (task != null) { |
| if (DEBUG_RELEASE) Slog.d(TAG_RELEASE, "Collecting release task " + task |
| + " from " + r); |
| if (firstTask == null) { |
| firstTask = task; |
| } else if (firstTask != task) { |
| if (tasks == null) { |
| tasks = new ArraySet<>(); |
| tasks.add(firstTask); |
| } |
| tasks.add(task); |
| } |
| } |
| } |
| if (tasks == null) { |
| if (DEBUG_RELEASE) Slog.d(TAG_RELEASE, "Didn't find two or more tasks to release"); |
| return; |
| } |
| // If we have activities in multiple tasks that are in a position to be destroyed, |
| // let's iterate through the tasks and release the oldest one. |
| final int numDisplays = mActivityDisplays.size(); |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| final ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| // Step through all stacks starting from behind, to hit the oldest things first. |
| for (int stackNdx = 0; stackNdx < stacks.size(); stackNdx++) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| // Try to release activities in this stack; if we manage to, we are done. |
| if (stack.releaseSomeActivitiesLocked(app, tasks, reason) > 0) { |
| return; |
| } |
| } |
| } |
| } |
| |
| boolean switchUserLocked(int userId, UserState uss) { |
| final int focusStackId = mFocusedStack.getStackId(); |
| // We dismiss the docked stack whenever we switch users. |
| final ActivityStack dockedStack = getDefaultDisplay().getSplitScreenStack(); |
| if (dockedStack != null) { |
| moveTasksToFullscreenStackLocked(dockedStack, mFocusedStack == dockedStack); |
| } |
| // Also dismiss the pinned stack whenever we switch users. Removing the pinned stack will |
| // also cause all tasks to be moved to the fullscreen stack at a position that is |
| // appropriate. |
| removeStackLocked(PINNED_STACK_ID); |
| |
| mUserStackInFront.put(mCurrentUser, focusStackId); |
| final int restoreStackId = mUserStackInFront.get(userId, mHomeStack.mStackId); |
| mCurrentUser = userId; |
| |
| mStartingUsers.add(uss); |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| stack.switchUserLocked(userId); |
| TaskRecord task = stack.topTask(); |
| if (task != null) { |
| stack.positionChildWindowContainerAtTop(task); |
| } |
| } |
| } |
| |
| ActivityStack stack = getStack(restoreStackId); |
| if (stack == null) { |
| stack = mHomeStack; |
| } |
| final boolean homeInFront = stack.isActivityTypeHome(); |
| if (stack.isOnHomeDisplay()) { |
| stack.moveToFront("switchUserOnHomeDisplay"); |
| } else { |
| // Stack was moved to another display while user was swapped out. |
| resumeHomeStackTask(null, "switchUserOnOtherDisplay"); |
| } |
| return homeInFront; |
| } |
| |
| /** Checks whether the userid is a profile of the current user. */ |
| boolean isCurrentProfileLocked(int userId) { |
| if (userId == mCurrentUser) return true; |
| return mService.mUserController.isCurrentProfile(userId); |
| } |
| |
| /** |
| * Returns whether a stopping activity is present that should be stopped after visible, rather |
| * than idle. |
| * @return {@code true} if such activity is present. {@code false} otherwise. |
| */ |
| boolean isStoppingNoHistoryActivity() { |
| // Activities that are marked as nohistory should be stopped immediately after the resumed |
| // activity has become visible. |
| for (ActivityRecord record : mStoppingActivities) { |
| if (record.isNoHistory()) { |
| return true; |
| } |
| } |
| |
| return false; |
| } |
| |
| final ArrayList<ActivityRecord> processStoppingActivitiesLocked(ActivityRecord idleActivity, |
| boolean remove, boolean processPausingActivities) { |
| ArrayList<ActivityRecord> stops = null; |
| |
| final boolean nowVisible = allResumedActivitiesVisible(); |
| for (int activityNdx = mStoppingActivities.size() - 1; activityNdx >= 0; --activityNdx) { |
| ActivityRecord s = mStoppingActivities.get(activityNdx); |
| boolean waitingVisible = mActivitiesWaitingForVisibleActivity.contains(s); |
| if (DEBUG_STATES) Slog.v(TAG, "Stopping " + s + ": nowVisible=" + nowVisible |
| + " waitingVisible=" + waitingVisible + " finishing=" + s.finishing); |
| if (waitingVisible && nowVisible) { |
| mActivitiesWaitingForVisibleActivity.remove(s); |
| waitingVisible = false; |
| if (s.finishing) { |
| // If this activity is finishing, it is sitting on top of |
| // everyone else but we now know it is no longer needed... |
| // so get rid of it. Otherwise, we need to go through the |
| // normal flow and hide it once we determine that it is |
| // hidden by the activities in front of it. |
| if (DEBUG_STATES) Slog.v(TAG, "Before stopping, can hide: " + s); |
| s.setVisibility(false); |
| } |
| } |
| if (remove) { |
| final ActivityStack stack = s.getStack(); |
| final boolean shouldSleepOrShutDown = stack != null |
| ? stack.shouldSleepOrShutDownActivities() |
| : mService.isSleepingOrShuttingDownLocked(); |
| if (!waitingVisible || shouldSleepOrShutDown) { |
| if (!processPausingActivities && s.state == PAUSING) { |
| // Defer processing pausing activities in this iteration and reschedule |
| // a delayed idle to reprocess it again |
| removeTimeoutsForActivityLocked(idleActivity); |
| scheduleIdleTimeoutLocked(idleActivity); |
| continue; |
| } |
| |
| if (DEBUG_STATES) Slog.v(TAG, "Ready to stop: " + s); |
| if (stops == null) { |
| stops = new ArrayList<>(); |
| } |
| stops.add(s); |
| mStoppingActivities.remove(activityNdx); |
| } |
| } |
| } |
| |
| return stops; |
| } |
| |
| void validateTopActivitiesLocked() { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| final ActivityRecord r = stack.topRunningActivityLocked(); |
| final ActivityState state = r == null ? DESTROYED : r.state; |
| if (isFocusedStack(stack)) { |
| if (r == null) Slog.e(TAG, |
| "validateTop...: null top activity, stack=" + stack); |
| else { |
| final ActivityRecord pausing = stack.mPausingActivity; |
| if (pausing != null && pausing == r) Slog.e(TAG, |
| "validateTop...: top stack has pausing activity r=" + r |
| + " state=" + state); |
| if (state != INITIALIZING && state != RESUMED) Slog.e(TAG, |
| "validateTop...: activity in front not resumed r=" + r |
| + " state=" + state); |
| } |
| } else { |
| final ActivityRecord resumed = stack.mResumedActivity; |
| if (resumed != null && resumed == r) Slog.e(TAG, |
| "validateTop...: back stack has resumed activity r=" + r |
| + " state=" + state); |
| if (r != null && (state == INITIALIZING || state == RESUMED)) Slog.e(TAG, |
| "validateTop...: activity in back resumed r=" + r + " state=" + state); |
| } |
| } |
| } |
| } |
| |
| public void dump(PrintWriter pw, String prefix) { |
| pw.print(prefix); pw.print("mFocusedStack=" + mFocusedStack); |
| pw.print(" mLastFocusedStack="); pw.println(mLastFocusedStack); |
| pw.print(prefix); |
| pw.println("mCurTaskIdForUser=" + mCurTaskIdForUser); |
| pw.print(prefix); pw.println("mUserStackInFront=" + mUserStackInFront); |
| for (int i = mActivityDisplays.size() - 1; i >= 0; --i) { |
| final ActivityDisplay display = mActivityDisplays.valueAt(i); |
| pw.println(prefix + "displayId=" + display.mDisplayId + " mStacks=" + display.mStacks); |
| } |
| if (!mWaitingForActivityVisible.isEmpty()) { |
| pw.print(prefix); pw.println("mWaitingForActivityVisible="); |
| for (int i = 0; i < mWaitingForActivityVisible.size(); ++i) { |
| pw.print(prefix); pw.print(prefix); mWaitingForActivityVisible.get(i).dump(pw, prefix); |
| } |
| } |
| |
| mKeyguardController.dump(pw, prefix); |
| mService.mLockTaskController.dump(pw, prefix); |
| } |
| |
| public void writeToProto(ProtoOutputStream proto, long fieldId) { |
| final long token = proto.start(fieldId); |
| super.writeToProto(proto, CONFIGURATION_CONTAINER); |
| for (int displayNdx = 0; displayNdx < mActivityDisplays.size(); ++displayNdx) { |
| ActivityDisplay activityDisplay = mActivityDisplays.valueAt(displayNdx); |
| activityDisplay.writeToProto(proto, DISPLAYS); |
| } |
| mKeyguardController.writeToProto(proto, KEYGUARD_CONTROLLER); |
| if (mFocusedStack != null) { |
| proto.write(FOCUSED_STACK_ID, mFocusedStack.mStackId); |
| ActivityRecord focusedActivity = getResumedActivityLocked(); |
| if (focusedActivity != null) { |
| focusedActivity.writeIdentifierToProto(proto, RESUMED_ACTIVITY); |
| } |
| } else { |
| proto.write(FOCUSED_STACK_ID, INVALID_STACK_ID); |
| } |
| proto.end(token); |
| } |
| |
| /** |
| * Dump all connected displays' configurations. |
| * @param prefix Prefix to apply to each line of the dump. |
| */ |
| void dumpDisplayConfigs(PrintWriter pw, String prefix) { |
| pw.print(prefix); pw.println("Display override configurations:"); |
| final int displayCount = mActivityDisplays.size(); |
| for (int i = 0; i < displayCount; i++) { |
| final ActivityDisplay activityDisplay = mActivityDisplays.valueAt(i); |
| pw.print(prefix); pw.print(" "); pw.print(activityDisplay.mDisplayId); pw.print(": "); |
| pw.println(activityDisplay.getOverrideConfiguration()); |
| } |
| } |
| |
| /** |
| * Dumps the activities matching the given {@param name} in the either the focused stack |
| * or all visible stacks if {@param dumpVisibleStacks} is true. |
| */ |
| ArrayList<ActivityRecord> getDumpActivitiesLocked(String name, boolean dumpVisibleStacksOnly, |
| boolean dumpFocusedStackOnly) { |
| if (dumpFocusedStackOnly) { |
| return mFocusedStack.getDumpActivitiesLocked(name); |
| } else { |
| ArrayList<ActivityRecord> activities = new ArrayList<>(); |
| int numDisplays = mActivityDisplays.size(); |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| ActivityStack stack = stacks.get(stackNdx); |
| if (!dumpVisibleStacksOnly || stack.shouldBeVisible(null)) { |
| activities.addAll(stack.getDumpActivitiesLocked(name)); |
| } |
| } |
| } |
| return activities; |
| } |
| } |
| |
| static boolean printThisActivity(PrintWriter pw, ActivityRecord activity, String dumpPackage, |
| boolean needSep, String prefix) { |
| if (activity != null) { |
| if (dumpPackage == null || dumpPackage.equals(activity.packageName)) { |
| if (needSep) { |
| pw.println(); |
| } |
| pw.print(prefix); |
| pw.println(activity); |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| boolean dumpActivitiesLocked(FileDescriptor fd, PrintWriter pw, boolean dumpAll, |
| boolean dumpClient, String dumpPackage) { |
| boolean printed = false; |
| boolean needSep = false; |
| for (int displayNdx = 0; displayNdx < mActivityDisplays.size(); ++displayNdx) { |
| ActivityDisplay activityDisplay = mActivityDisplays.valueAt(displayNdx); |
| pw.print("Display #"); pw.print(activityDisplay.mDisplayId); |
| pw.println(" (activities from top to bottom):"); |
| ArrayList<ActivityStack> stacks = activityDisplay.mStacks; |
| for (int stackNdx = stacks.size() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = stacks.get(stackNdx); |
| pw.println(); |
| pw.println(" Stack #" + stack.mStackId + ":"); |
| pw.println(" mFullscreen=" + stack.mFullscreen); |
| pw.println(" isSleeping=" + stack.shouldSleepActivities()); |
| pw.println(" mBounds=" + stack.mBounds); |
| |
| printed |= stack.dumpActivitiesLocked(fd, pw, dumpAll, dumpClient, dumpPackage, |
| needSep); |
| |
| printed |= dumpHistoryList(fd, pw, stack.mLRUActivities, " ", "Run", false, |
| !dumpAll, false, dumpPackage, true, |
| " Running activities (most recent first):", null); |
| |
| needSep = printed; |
| boolean pr = printThisActivity(pw, stack.mPausingActivity, dumpPackage, needSep, |
| " mPausingActivity: "); |
| if (pr) { |
| printed = true; |
| needSep = false; |
| } |
| pr = printThisActivity(pw, stack.mResumedActivity, dumpPackage, needSep, |
| " mResumedActivity: "); |
| if (pr) { |
| printed = true; |
| needSep = false; |
| } |
| if (dumpAll) { |
| pr = printThisActivity(pw, stack.mLastPausedActivity, dumpPackage, needSep, |
| " mLastPausedActivity: "); |
| if (pr) { |
| printed = true; |
| needSep = true; |
| } |
| printed |= printThisActivity(pw, stack.mLastNoHistoryActivity, dumpPackage, |
| needSep, " mLastNoHistoryActivity: "); |
| } |
| needSep = printed; |
| } |
| } |
| |
| printed |= dumpHistoryList(fd, pw, mFinishingActivities, " ", "Fin", false, !dumpAll, |
| false, dumpPackage, true, " Activities waiting to finish:", null); |
| printed |= dumpHistoryList(fd, pw, mStoppingActivities, " ", "Stop", false, !dumpAll, |
| false, dumpPackage, true, " Activities waiting to stop:", null); |
| printed |= dumpHistoryList(fd, pw, mActivitiesWaitingForVisibleActivity, " ", "Wait", |
| false, !dumpAll, false, dumpPackage, true, |
| " Activities waiting for another to become visible:", null); |
| printed |= dumpHistoryList(fd, pw, mGoingToSleepActivities, " ", "Sleep", false, !dumpAll, |
| false, dumpPackage, true, " Activities waiting to sleep:", null); |
| |
| return printed; |
| } |
| |
| static boolean dumpHistoryList(FileDescriptor fd, PrintWriter pw, List<ActivityRecord> list, |
| String prefix, String label, boolean complete, boolean brief, boolean client, |
| String dumpPackage, boolean needNL, String header, TaskRecord lastTask) { |
| String innerPrefix = null; |
| String[] args = null; |
| boolean printed = false; |
| for (int i=list.size()-1; i>=0; i--) { |
| final ActivityRecord r = list.get(i); |
| if (dumpPackage != null && !dumpPackage.equals(r.packageName)) { |
| continue; |
| } |
| if (innerPrefix == null) { |
| innerPrefix = prefix + " "; |
| args = new String[0]; |
| } |
| printed = true; |
| final boolean full = !brief && (complete || !r.isInHistory()); |
| if (needNL) { |
| pw.println(""); |
| needNL = false; |
| } |
| if (header != null) { |
| pw.println(header); |
| header = null; |
| } |
| if (lastTask != r.getTask()) { |
| lastTask = r.getTask(); |
| pw.print(prefix); |
| pw.print(full ? "* " : " "); |
| pw.println(lastTask); |
| if (full) { |
| lastTask.dump(pw, prefix + " "); |
| } else if (complete) { |
| // Complete + brief == give a summary. Isn't that obvious?!? |
| if (lastTask.intent != null) { |
| pw.print(prefix); pw.print(" "); |
| pw.println(lastTask.intent.toInsecureStringWithClip()); |
| } |
| } |
| } |
| pw.print(prefix); pw.print(full ? " * " : " "); pw.print(label); |
| pw.print(" #"); pw.print(i); pw.print(": "); |
| pw.println(r); |
| if (full) { |
| r.dump(pw, innerPrefix); |
| } else if (complete) { |
| // Complete + brief == give a summary. Isn't that obvious?!? |
| pw.print(innerPrefix); pw.println(r.intent.toInsecureString()); |
| if (r.app != null) { |
| pw.print(innerPrefix); pw.println(r.app); |
| } |
| } |
| if (client && r.app != null && r.app.thread != null) { |
| // flush anything that is already in the PrintWriter since the thread is going |
| // to write to the file descriptor directly |
| pw.flush(); |
| try { |
| TransferPipe tp = new TransferPipe(); |
| try { |
| r.app.thread.dumpActivity(tp.getWriteFd(), r.appToken, innerPrefix, args); |
| // Short timeout, since blocking here can |
| // deadlock with the application. |
| tp.go(fd, 2000); |
| } finally { |
| tp.kill(); |
| } |
| } catch (IOException e) { |
| pw.println(innerPrefix + "Failure while dumping the activity: " + e); |
| } catch (RemoteException e) { |
| pw.println(innerPrefix + "Got a RemoteException while dumping the activity"); |
| } |
| needNL = true; |
| } |
| } |
| return printed; |
| } |
| |
| void scheduleIdleTimeoutLocked(ActivityRecord next) { |
| if (DEBUG_IDLE) Slog.d(TAG_IDLE, |
| "scheduleIdleTimeoutLocked: Callers=" + Debug.getCallers(4)); |
| Message msg = mHandler.obtainMessage(IDLE_TIMEOUT_MSG, next); |
| mHandler.sendMessageDelayed(msg, IDLE_TIMEOUT); |
| } |
| |
| final void scheduleIdleLocked() { |
| mHandler.sendEmptyMessage(IDLE_NOW_MSG); |
| } |
| |
| void removeTimeoutsForActivityLocked(ActivityRecord r) { |
| if (DEBUG_IDLE) Slog.d(TAG_IDLE, "removeTimeoutsForActivity: Callers=" |
| + Debug.getCallers(4)); |
| mHandler.removeMessages(IDLE_TIMEOUT_MSG, r); |
| } |
| |
| final void scheduleResumeTopActivities() { |
| if (!mHandler.hasMessages(RESUME_TOP_ACTIVITY_MSG)) { |
| mHandler.sendEmptyMessage(RESUME_TOP_ACTIVITY_MSG); |
| } |
| } |
| |
| void removeSleepTimeouts() { |
| mHandler.removeMessages(SLEEP_TIMEOUT_MSG); |
| } |
| |
| final void scheduleSleepTimeout() { |
| removeSleepTimeouts(); |
| mHandler.sendEmptyMessageDelayed(SLEEP_TIMEOUT_MSG, SLEEP_TIMEOUT); |
| } |
| |
| @Override |
| public void onDisplayAdded(int displayId) { |
| if (DEBUG_STACK) Slog.v(TAG, "Display added displayId=" + displayId); |
| mHandler.sendMessage(mHandler.obtainMessage(HANDLE_DISPLAY_ADDED, displayId, 0)); |
| } |
| |
| @Override |
| public void onDisplayRemoved(int displayId) { |
| if (DEBUG_STACK) Slog.v(TAG, "Display removed displayId=" + displayId); |
| mHandler.sendMessage(mHandler.obtainMessage(HANDLE_DISPLAY_REMOVED, displayId, 0)); |
| } |
| |
| @Override |
| public void onDisplayChanged(int displayId) { |
| if (DEBUG_STACK) Slog.v(TAG, "Display changed displayId=" + displayId); |
| mHandler.sendMessage(mHandler.obtainMessage(HANDLE_DISPLAY_CHANGED, displayId, 0)); |
| } |
| |
| private void handleDisplayAdded(int displayId) { |
| synchronized (mService) { |
| getActivityDisplayOrCreateLocked(displayId); |
| } |
| } |
| |
| /** Check if display with specified id is added to the list. */ |
| boolean isDisplayAdded(int displayId) { |
| return getActivityDisplayOrCreateLocked(displayId) != null; |
| } |
| |
| // TODO: Look into consolidating with getActivityDisplayOrCreateLocked() |
| ActivityDisplay getActivityDisplay(int displayId) { |
| return mActivityDisplays.get(displayId); |
| } |
| |
| // TODO(multi-display): Look at all callpoints to make sure they make sense in multi-display. |
| ActivityDisplay getDefaultDisplay() { |
| return mActivityDisplays.get(DEFAULT_DISPLAY); |
| } |
| |
| /** |
| * Get an existing instance of {@link ActivityDisplay} or create new if there is a |
| * corresponding record in display manager. |
| */ |
| // TODO: Look into consolidating with getActivityDisplay() |
| ActivityDisplay getActivityDisplayOrCreateLocked(int displayId) { |
| ActivityDisplay activityDisplay = mActivityDisplays.get(displayId); |
| if (activityDisplay != null) { |
| return activityDisplay; |
| } |
| if (mDisplayManager == null) { |
| // The system isn't fully initialized yet. |
| return null; |
| } |
| final Display display = mDisplayManager.getDisplay(displayId); |
| if (display == null) { |
| // The display is not registered in DisplayManager. |
| return null; |
| } |
| // The display hasn't been added to ActivityManager yet, create a new record now. |
| activityDisplay = new ActivityDisplay(this, displayId); |
| attachDisplay(activityDisplay); |
| calculateDefaultMinimalSizeOfResizeableTasks(activityDisplay); |
| mWindowManager.onDisplayAdded(displayId); |
| return activityDisplay; |
| } |
| |
| @VisibleForTesting |
| void attachDisplay(ActivityDisplay display) { |
| mActivityDisplays.put(display.mDisplayId, display); |
| } |
| |
| private void calculateDefaultMinimalSizeOfResizeableTasks(ActivityDisplay display) { |
| mDefaultMinSizeOfResizeableTask = |
| mService.mContext.getResources().getDimensionPixelSize( |
| com.android.internal.R.dimen.default_minimal_size_resizable_task); |
| } |
| |
| private void handleDisplayRemoved(int displayId) { |
| if (displayId == DEFAULT_DISPLAY) { |
| throw new IllegalArgumentException("Can't remove the primary display."); |
| } |
| |
| synchronized (mService) { |
| ActivityDisplay activityDisplay = mActivityDisplays.get(displayId); |
| if (activityDisplay != null) { |
| final boolean destroyContentOnRemoval |
| = activityDisplay.shouldDestroyContentOnRemove(); |
| final ArrayList<ActivityStack> stacks = activityDisplay.mStacks; |
| while (!stacks.isEmpty()) { |
| final ActivityStack stack = stacks.get(0); |
| if (destroyContentOnRemoval) { |
| moveStackToDisplayLocked(stack.mStackId, DEFAULT_DISPLAY, |
| false /* onTop */); |
| stack.finishAllActivitiesLocked(true /* immediately */); |
| } else { |
| // Moving all tasks to fullscreen stack, because it's guaranteed to be |
| // a valid launch stack for all activities. This way the task history from |
| // external display will be preserved on primary after move. |
| moveTasksToFullscreenStackLocked(stack, true /* onTop */); |
| } |
| } |
| |
| releaseSleepTokens(activityDisplay); |
| |
| mActivityDisplays.remove(displayId); |
| mWindowManager.onDisplayRemoved(displayId); |
| } |
| } |
| } |
| |
| private void handleDisplayChanged(int displayId) { |
| synchronized (mService) { |
| ActivityDisplay activityDisplay = mActivityDisplays.get(displayId); |
| if (activityDisplay != null) { |
| // The window policy is responsible for stopping activities on the default display |
| if (displayId != Display.DEFAULT_DISPLAY) { |
| int displayState = activityDisplay.mDisplay.getState(); |
| if (displayState == Display.STATE_OFF && activityDisplay.mOffToken == null) { |
| activityDisplay.mOffToken = |
| mService.acquireSleepToken("Display-off", displayId); |
| } else if (displayState == Display.STATE_ON |
| && activityDisplay.mOffToken != null) { |
| activityDisplay.mOffToken.release(); |
| activityDisplay.mOffToken = null; |
| } |
| } |
| // TODO: Update the bounds. |
| } |
| mWindowManager.onDisplayChanged(displayId); |
| } |
| } |
| |
| SleepToken createSleepTokenLocked(String tag, int displayId) { |
| ActivityDisplay display = mActivityDisplays.get(displayId); |
| if (display == null) { |
| throw new IllegalArgumentException("Invalid display: " + displayId); |
| } |
| |
| final SleepTokenImpl token = new SleepTokenImpl(tag, displayId); |
| mSleepTokens.add(token); |
| display.mAllSleepTokens.add(token); |
| return token; |
| } |
| |
| private void removeSleepTokenLocked(SleepTokenImpl token) { |
| mSleepTokens.remove(token); |
| |
| ActivityDisplay display = mActivityDisplays.get(token.mDisplayId); |
| if (display != null) { |
| display.mAllSleepTokens.remove(token); |
| if (display.mAllSleepTokens.isEmpty()) { |
| mService.updateSleepIfNeededLocked(); |
| } |
| } |
| } |
| |
| private void releaseSleepTokens(ActivityDisplay display) { |
| if (display.mAllSleepTokens.isEmpty()) { |
| return; |
| } |
| for (SleepToken token : display.mAllSleepTokens) { |
| mSleepTokens.remove(token); |
| } |
| display.mAllSleepTokens.clear(); |
| |
| mService.updateSleepIfNeededLocked(); |
| } |
| |
| private StackInfo getStackInfo(ActivityStack stack) { |
| final int displayId = stack.mDisplayId; |
| final ActivityDisplay display = mActivityDisplays.get(displayId); |
| StackInfo info = new StackInfo(); |
| stack.getWindowContainerBounds(info.bounds); |
| info.displayId = displayId; |
| info.stackId = stack.mStackId; |
| info.userId = stack.mCurrentUser; |
| info.visible = stack.shouldBeVisible(null); |
| // A stack might be not attached to a display. |
| info.position = display != null ? display.mStacks.indexOf(stack) : 0; |
| info.configuration.setTo(stack.getConfiguration()); |
| |
| ArrayList<TaskRecord> tasks = stack.getAllTasks(); |
| final int numTasks = tasks.size(); |
| int[] taskIds = new int[numTasks]; |
| String[] taskNames = new String[numTasks]; |
| Rect[] taskBounds = new Rect[numTasks]; |
| int[] taskUserIds = new int[numTasks]; |
| for (int i = 0; i < numTasks; ++i) { |
| final TaskRecord task = tasks.get(i); |
| taskIds[i] = task.taskId; |
| taskNames[i] = task.origActivity != null ? task.origActivity.flattenToString() |
| : task.realActivity != null ? task.realActivity.flattenToString() |
| : task.getTopActivity() != null ? task.getTopActivity().packageName |
| : "unknown"; |
| taskBounds[i] = new Rect(); |
| task.getWindowContainerBounds(taskBounds[i]); |
| taskUserIds[i] = task.userId; |
| } |
| info.taskIds = taskIds; |
| info.taskNames = taskNames; |
| info.taskBounds = taskBounds; |
| info.taskUserIds = taskUserIds; |
| |
| final ActivityRecord top = stack.topRunningActivityLocked(); |
| info.topActivity = top != null ? top.intent.getComponent() : null; |
| return info; |
| } |
| |
| StackInfo getStackInfo(int stackId) { |
| ActivityStack stack = getStack(stackId); |
| if (stack != null) { |
| return getStackInfo(stack); |
| } |
| return null; |
| } |
| |
| StackInfo getStackInfo(int windowingMode, int activityType) { |
| final ActivityStack stack = getStack(windowingMode, activityType); |
| return (stack != null) ? getStackInfo(stack) : null; |
| } |
| |
| ArrayList<StackInfo> getAllStackInfosLocked() { |
| ArrayList<StackInfo> list = new ArrayList<>(); |
| for (int displayNdx = 0; displayNdx < mActivityDisplays.size(); ++displayNdx) { |
| ArrayList<ActivityStack> stacks = mActivityDisplays.valueAt(displayNdx).mStacks; |
| for (int ndx = stacks.size() - 1; ndx >= 0; --ndx) { |
| list.add(getStackInfo(stacks.get(ndx))); |
| } |
| } |
| return list; |
| } |
| |
| void handleNonResizableTaskIfNeeded(TaskRecord task, int preferredWindowingMode, |
| int preferredDisplayId, int actualStackId) { |
| handleNonResizableTaskIfNeeded(task, preferredWindowingMode, preferredDisplayId, |
| actualStackId, false /* forceNonResizable */); |
| } |
| |
| void handleNonResizableTaskIfNeeded(TaskRecord task, int preferredWindowingMode, |
| int preferredDisplayId, int actualStackId, boolean forceNonResizable) { |
| final boolean isSecondaryDisplayPreferred = |
| (preferredDisplayId != DEFAULT_DISPLAY && preferredDisplayId != INVALID_DISPLAY); |
| final ActivityStack actualStack = getStack(actualStackId); |
| final boolean inSplitScreenMode = actualStack != null |
| && actualStack.inSplitScreenWindowingMode(); |
| if (((!inSplitScreenMode && preferredWindowingMode != WINDOWING_MODE_SPLIT_SCREEN_PRIMARY) |
| && !isSecondaryDisplayPreferred) || task.isActivityTypeHome()) { |
| return; |
| } |
| |
| // Handle incorrect launch/move to secondary display if needed. |
| final boolean launchOnSecondaryDisplayFailed; |
| if (isSecondaryDisplayPreferred) { |
| final int actualDisplayId = task.getStack().mDisplayId; |
| if (!task.canBeLaunchedOnDisplay(actualDisplayId)) { |
| // The task landed on an inappropriate display somehow, move it to the default |
| // display. |
| // TODO(multi-display): Find proper stack for the task on the default display. |
| mService.moveTaskToStack(task.taskId, FULLSCREEN_WORKSPACE_STACK_ID, |
| true /* toTop */); |
| launchOnSecondaryDisplayFailed = true; |
| } else { |
| // The task might have landed on a display different from requested. |
| launchOnSecondaryDisplayFailed = actualDisplayId == DEFAULT_DISPLAY |
| || (preferredDisplayId != INVALID_DISPLAY |
| && preferredDisplayId != actualDisplayId); |
| } |
| } else { |
| // The task wasn't requested to be on a secondary display. |
| launchOnSecondaryDisplayFailed = false; |
| } |
| |
| final ActivityRecord topActivity = task.getTopActivity(); |
| if (launchOnSecondaryDisplayFailed |
| || !task.supportsSplitScreenWindowingMode() || forceNonResizable) { |
| if (launchOnSecondaryDisplayFailed) { |
| // Display a warning toast that we tried to put a non-resizeable task on a secondary |
| // display with config different from global config. |
| mService.mTaskChangeNotificationController |
| .notifyActivityLaunchOnSecondaryDisplayFailed(); |
| } else { |
| // Display a warning toast that we tried to put a non-dockable task in the docked |
| // stack. |
| mService.mTaskChangeNotificationController.notifyActivityDismissingDockedStack(); |
| } |
| |
| // Dismiss docked stack. If task appeared to be in docked stack but is not resizable - |
| // we need to move it to top of fullscreen stack, otherwise it will be covered. |
| |
| final ActivityStack dockedStack = task.getStack().getDisplay().getSplitScreenStack(); |
| if (dockedStack != null) { |
| moveTasksToFullscreenStackLocked(dockedStack, |
| actualStackId == dockedStack.getStackId()); |
| } |
| } else if (topActivity != null && topActivity.isNonResizableOrForcedResizable() |
| && !topActivity.noDisplay) { |
| final String packageName = topActivity.appInfo.packageName; |
| final int reason = isSecondaryDisplayPreferred |
| ? FORCED_RESIZEABLE_REASON_SECONDARY_DISPLAY |
| : FORCED_RESIZEABLE_REASON_SPLIT_SCREEN; |
| mService.mTaskChangeNotificationController.notifyActivityForcedResizable( |
| task.taskId, reason, packageName); |
| } |
| } |
| |
| void activityRelaunchedLocked(IBinder token) { |
| mWindowManager.notifyAppRelaunchingFinished(token); |
| final ActivityRecord r = ActivityRecord.isInStackLocked(token); |
| if (r != null) { |
| if (r.getStack().shouldSleepOrShutDownActivities()) { |
| r.setSleeping(true, true); |
| } |
| } |
| } |
| |
| void activityRelaunchingLocked(ActivityRecord r) { |
| mWindowManager.notifyAppRelaunching(r.appToken); |
| } |
| |
| void logStackState() { |
| mActivityMetricsLogger.logWindowState(); |
| } |
| |
| void scheduleUpdateMultiWindowMode(TaskRecord task) { |
| // If the stack is animating in a way where we will be forcing a multi-mode change at the |
| // end, then ensure that we defer all in between multi-window mode changes |
| if (task.getStack().deferScheduleMultiWindowModeChanged()) { |
| return; |
| } |
| |
| for (int i = task.mActivities.size() - 1; i >= 0; i--) { |
| final ActivityRecord r = task.mActivities.get(i); |
| if (r.app != null && r.app.thread != null) { |
| mMultiWindowModeChangedActivities.add(r); |
| } |
| } |
| |
| if (!mHandler.hasMessages(REPORT_MULTI_WINDOW_MODE_CHANGED_MSG)) { |
| mHandler.sendEmptyMessage(REPORT_MULTI_WINDOW_MODE_CHANGED_MSG); |
| } |
| } |
| |
| void scheduleUpdatePictureInPictureModeIfNeeded(TaskRecord task, ActivityStack prevStack) { |
| final ActivityStack stack = task.getStack(); |
| if (prevStack == null || prevStack == stack |
| || (prevStack.mStackId != PINNED_STACK_ID && stack.mStackId != PINNED_STACK_ID)) { |
| return; |
| } |
| |
| scheduleUpdatePictureInPictureModeIfNeeded(task, stack.mBounds); |
| } |
| |
| void scheduleUpdatePictureInPictureModeIfNeeded(TaskRecord task, Rect targetStackBounds) { |
| for (int i = task.mActivities.size() - 1; i >= 0; i--) { |
| final ActivityRecord r = task.mActivities.get(i); |
| if (r.app != null && r.app.thread != null) { |
| mPipModeChangedActivities.add(r); |
| } |
| } |
| mPipModeChangedTargetStackBounds = targetStackBounds; |
| |
| if (!mHandler.hasMessages(REPORT_PIP_MODE_CHANGED_MSG)) { |
| mHandler.sendEmptyMessage(REPORT_PIP_MODE_CHANGED_MSG); |
| } |
| } |
| |
| void updatePictureInPictureMode(TaskRecord task, Rect targetStackBounds, boolean forceUpdate) { |
| mHandler.removeMessages(REPORT_PIP_MODE_CHANGED_MSG); |
| for (int i = task.mActivities.size() - 1; i >= 0; i--) { |
| final ActivityRecord r = task.mActivities.get(i); |
| if (r.app != null && r.app.thread != null) { |
| r.updatePictureInPictureMode(targetStackBounds, forceUpdate); |
| } |
| } |
| } |
| |
| void setDockedStackMinimized(boolean minimized) { |
| mIsDockMinimized = minimized; |
| } |
| |
| void wakeUp(String reason) { |
| mPowerManager.wakeUp(SystemClock.uptimeMillis(), "android.server.am:TURN_ON:" + reason); |
| } |
| |
| /** |
| * Begin deferring resume to avoid duplicate resumes in one pass. |
| */ |
| private void beginDeferResume() { |
| mDeferResumeCount++; |
| } |
| |
| /** |
| * End deferring resume and determine if resume can be called. |
| */ |
| private void endDeferResume() { |
| mDeferResumeCount--; |
| } |
| |
| /** |
| * @return True if resume can be called. |
| */ |
| private boolean readyToResume() { |
| return mDeferResumeCount == 0; |
| } |
| |
| private final class ActivityStackSupervisorHandler extends Handler { |
| |
| public ActivityStackSupervisorHandler(Looper looper) { |
| super(looper); |
| } |
| |
| void activityIdleInternal(ActivityRecord r, boolean processPausingActivities) { |
| synchronized (mService) { |
| activityIdleInternalLocked(r != null ? r.appToken : null, true /* fromTimeout */, |
| processPausingActivities, null); |
| } |
| } |
| |
| @Override |
| public void handleMessage(Message msg) { |
| switch (msg.what) { |
| case REPORT_MULTI_WINDOW_MODE_CHANGED_MSG: { |
| synchronized (mService) { |
| for (int i = mMultiWindowModeChangedActivities.size() - 1; i >= 0; i--) { |
| final ActivityRecord r = mMultiWindowModeChangedActivities.remove(i); |
| r.updateMultiWindowMode(); |
| } |
| } |
| } break; |
| case REPORT_PIP_MODE_CHANGED_MSG: { |
| synchronized (mService) { |
| for (int i = mPipModeChangedActivities.size() - 1; i >= 0; i--) { |
| final ActivityRecord r = mPipModeChangedActivities.remove(i); |
| r.updatePictureInPictureMode(mPipModeChangedTargetStackBounds, |
| false /* forceUpdate */); |
| } |
| } |
| } break; |
| case IDLE_TIMEOUT_MSG: { |
| if (DEBUG_IDLE) Slog.d(TAG_IDLE, |
| "handleMessage: IDLE_TIMEOUT_MSG: r=" + msg.obj); |
| // We don't at this point know if the activity is fullscreen, |
| // so we need to be conservative and assume it isn't. |
| activityIdleInternal((ActivityRecord) msg.obj, |
| true /* processPausingActivities */); |
| } break; |
| case IDLE_NOW_MSG: { |
| if (DEBUG_IDLE) Slog.d(TAG_IDLE, "handleMessage: IDLE_NOW_MSG: r=" + msg.obj); |
| activityIdleInternal((ActivityRecord) msg.obj, |
| false /* processPausingActivities */); |
| } break; |
| case RESUME_TOP_ACTIVITY_MSG: { |
| synchronized (mService) { |
| resumeFocusedStackTopActivityLocked(); |
| } |
| } break; |
| case SLEEP_TIMEOUT_MSG: { |
| synchronized (mService) { |
| if (mService.isSleepingOrShuttingDownLocked()) { |
| Slog.w(TAG, "Sleep timeout! Sleeping now."); |
| checkReadyForSleepLocked(false /* allowDelay */); |
| } |
| } |
| } break; |
| case LAUNCH_TIMEOUT_MSG: { |
| synchronized (mService) { |
| if (mLaunchingActivity.isHeld()) { |
| Slog.w(TAG, "Launch timeout has expired, giving up wake lock!"); |
| if (VALIDATE_WAKE_LOCK_CALLER |
| && Binder.getCallingUid() != Process.myUid()) { |
| throw new IllegalStateException("Calling must be system uid"); |
| } |
| mLaunchingActivity.release(); |
| } |
| } |
| } break; |
| case HANDLE_DISPLAY_ADDED: { |
| handleDisplayAdded(msg.arg1); |
| } break; |
| case HANDLE_DISPLAY_CHANGED: { |
| handleDisplayChanged(msg.arg1); |
| } break; |
| case HANDLE_DISPLAY_REMOVED: { |
| handleDisplayRemoved(msg.arg1); |
| } break; |
| case LAUNCH_TASK_BEHIND_COMPLETE: { |
| synchronized (mService) { |
| ActivityRecord r = ActivityRecord.forTokenLocked((IBinder) msg.obj); |
| if (r != null) { |
| handleLaunchTaskBehindCompleteLocked(r); |
| } |
| } |
| } break; |
| |
| } |
| } |
| } |
| |
| ActivityStack findStackBehind(ActivityStack stack) { |
| // TODO(multi-display): We are only looking for stacks on the default display. |
| final ActivityDisplay display = mActivityDisplays.get(DEFAULT_DISPLAY); |
| if (display == null) { |
| return null; |
| } |
| final ArrayList<ActivityStack> stacks = display.mStacks; |
| for (int i = stacks.size() - 1; i >= 0; i--) { |
| if (stacks.get(i) == stack && i > 0) { |
| return stacks.get(i - 1); |
| } |
| } |
| throw new IllegalStateException("Failed to find a stack behind stack=" + stack |
| + " in=" + stacks); |
| } |
| |
| /** |
| * Puts a task into resizing mode during the next app transition. |
| * |
| * @param task The task to put into resizing mode |
| */ |
| private void setResizingDuringAnimation(TaskRecord task) { |
| mResizingTasksDuringAnimation.add(task.taskId); |
| task.setTaskDockedResizing(true); |
| } |
| |
| final int startActivityFromRecentsInner(int taskId, Bundle bOptions) { |
| final TaskRecord task; |
| final int callingUid; |
| final String callingPackage; |
| final Intent intent; |
| final int userId; |
| int activityType = ACTIVITY_TYPE_UNDEFINED; |
| int windowingMode = WINDOWING_MODE_UNDEFINED; |
| final ActivityOptions activityOptions = (bOptions != null) |
| ? new ActivityOptions(bOptions) : null; |
| if (activityOptions != null) { |
| activityType = activityOptions.getLaunchActivityType(); |
| windowingMode = activityOptions.getLaunchWindowingMode(); |
| } |
| if (activityType == ACTIVITY_TYPE_HOME || activityType == ACTIVITY_TYPE_RECENTS) { |
| throw new IllegalArgumentException("startActivityFromRecentsInner: Task " |
| + taskId + " can't be launch in the home/recents stack."); |
| } |
| |
| mWindowManager.deferSurfaceLayout(); |
| try { |
| if (windowingMode == WINDOWING_MODE_SPLIT_SCREEN_PRIMARY) { |
| mWindowManager.setDockedStackCreateState( |
| activityOptions.getDockCreateMode(), null /* initialBounds */); |
| |
| // Defer updating the stack in which recents is until the app transition is done, to |
| // not run into issues where we still need to draw the task in recents but the |
| // docked stack is already created. |
| deferUpdateBounds(ACTIVITY_TYPE_RECENTS); |
| mWindowManager.prepareAppTransition(TRANSIT_DOCK_TASK_FROM_RECENTS, false); |
| } |
| |
| task = anyTaskForIdLocked(taskId, MATCH_TASK_IN_STACKS_OR_RECENT_TASKS_AND_RESTORE, |
| activityOptions); |
| if (task == null) { |
| continueUpdateBounds(ACTIVITY_TYPE_RECENTS); |
| mWindowManager.executeAppTransition(); |
| throw new IllegalArgumentException( |
| "startActivityFromRecentsInner: Task " + taskId + " not found."); |
| } |
| |
| // Since we don't have an actual source record here, we assume that the currently |
| // focused activity was the source. |
| final ActivityStack stack = getLaunchStack(null, activityOptions, task, ON_TOP); |
| |
| if (stack != null && task.getStack() != stack) { |
| task.reparent(stack, ON_TOP, REPARENT_MOVE_STACK_TO_FRONT, ANIMATE, DEFER_RESUME, |
| "startActivityFromRecents"); |
| } |
| |
| // If the user must confirm credentials (e.g. when first launching a work app and the |
| // Work Challenge is present) let startActivityInPackage handle the intercepting. |
| if (!mService.mUserController.shouldConfirmCredentials(task.userId) |
| && task.getRootActivity() != null) { |
| final ActivityRecord targetActivity = task.getTopActivity(); |
| |
| mService.mActivityStarter.sendPowerHintForLaunchStartIfNeeded(true /* forceSend */, |
| targetActivity); |
| mActivityMetricsLogger.notifyActivityLaunching(); |
| mService.moveTaskToFrontLocked(task.taskId, 0, bOptions, true /* fromRecents */); |
| mActivityMetricsLogger.notifyActivityLaunched(ActivityManager.START_TASK_TO_FRONT, |
| targetActivity); |
| |
| // If we are launching the task in the docked stack, put it into resizing mode so |
| // the window renders full-screen with the background filling the void. Also only |
| // call this at the end to make sure that tasks exists on the window manager side. |
| if (windowingMode == WINDOWING_MODE_SPLIT_SCREEN_PRIMARY) { |
| setResizingDuringAnimation(task); |
| } |
| |
| mService.mActivityStarter.postStartActivityProcessing(task.getTopActivity(), |
| ActivityManager.START_TASK_TO_FRONT, task.getStack()); |
| return ActivityManager.START_TASK_TO_FRONT; |
| } |
| callingUid = task.mCallingUid; |
| callingPackage = task.mCallingPackage; |
| intent = task.intent; |
| intent.addFlags(Intent.FLAG_ACTIVITY_LAUNCHED_FROM_HISTORY); |
| userId = task.userId; |
| int result = mService.startActivityInPackage(callingUid, callingPackage, intent, null, |
| null, null, 0, 0, bOptions, userId, task, "startActivityFromRecents"); |
| if (windowingMode == WINDOWING_MODE_SPLIT_SCREEN_PRIMARY) { |
| setResizingDuringAnimation(task); |
| } |
| return result; |
| } finally { |
| mWindowManager.continueSurfaceLayout(); |
| } |
| } |
| |
| /** |
| * @return a list of activities which are the top ones in each visible stack. The first |
| * entry will be the focused activity. |
| */ |
| List<IBinder> getTopVisibleActivities() { |
| final ArrayList<IBinder> topActivityTokens = new ArrayList<>(); |
| // Traverse all displays. |
| for (int i = mActivityDisplays.size() - 1; i >= 0; i--) { |
| final ActivityDisplay display = mActivityDisplays.valueAt(i); |
| // Traverse all stacks on a display. |
| for (int j = display.mStacks.size() - 1; j >= 0; j--) { |
| final ActivityStack stack = display.mStacks.get(j); |
| // Get top activity from a visible stack and add it to the list. |
| if (stack.shouldBeVisible(null /* starting */)) { |
| final ActivityRecord top = stack.topActivity(); |
| if (top != null) { |
| if (stack == mFocusedStack) { |
| topActivityTokens.add(0, top.appToken); |
| } else { |
| topActivityTokens.add(top.appToken); |
| } |
| } |
| } |
| } |
| } |
| return topActivityTokens; |
| } |
| |
| /** |
| * Internal container to store a match qualifier alongside a WaitResult. |
| */ |
| static class WaitInfo { |
| private final ComponentName mTargetComponent; |
| private final WaitResult mResult; |
| |
| public WaitInfo(ComponentName targetComponent, WaitResult result) { |
| this.mTargetComponent = targetComponent; |
| this.mResult = result; |
| } |
| |
| public boolean matches(ComponentName targetComponent) { |
| return mTargetComponent == null || mTargetComponent.equals(targetComponent); |
| } |
| |
| public WaitResult getResult() { |
| return mResult; |
| } |
| |
| public ComponentName getComponent() { |
| return mTargetComponent; |
| } |
| |
| public void dump(PrintWriter pw, String prefix) { |
| pw.println(prefix + "WaitInfo:"); |
| pw.println(prefix + " mTargetComponent=" + mTargetComponent); |
| pw.println(prefix + " mResult="); |
| mResult.dump(pw, prefix); |
| } |
| } |
| |
| private final class SleepTokenImpl extends SleepToken { |
| private final String mTag; |
| private final long mAcquireTime; |
| private final int mDisplayId; |
| |
| public SleepTokenImpl(String tag, int displayId) { |
| mTag = tag; |
| mDisplayId = displayId; |
| mAcquireTime = SystemClock.uptimeMillis(); |
| } |
| |
| @Override |
| public void release() { |
| synchronized (mService) { |
| removeSleepTokenLocked(this); |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return "{\"" + mTag + "\", display " + mDisplayId |
| + ", acquire at " + TimeUtils.formatUptime(mAcquireTime) + "}"; |
| } |
| } |
| |
| } |