| /* |
| * 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.app.ActivityManager.LOCK_TASK_MODE_LOCKED; |
| import static android.app.ActivityManager.START_DELIVERED_TO_TOP; |
| import static android.app.ActivityManager.START_TASK_TO_FRONT; |
| import static android.app.ActivityTaskManager.INVALID_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.WaitResult.INVALID_DELAY; |
| 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_FULLSCREEN_OR_SPLIT_SCREEN_SECONDARY; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_PINNED; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_PRIMARY; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_SECONDARY; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_UNDEFINED; |
| import static android.app.WindowConfiguration.activityTypeToString; |
| import static android.app.WindowConfiguration.windowingModeToString; |
| import static android.content.pm.ActivityInfo.LAUNCH_SINGLE_INSTANCE; |
| import static android.content.pm.ActivityInfo.LAUNCH_SINGLE_TASK; |
| import static android.content.pm.PackageManager.NOTIFY_PACKAGE_USE_ACTIVITY; |
| import static android.content.pm.PackageManager.PERMISSION_DENIED; |
| import static android.content.pm.PackageManager.PERMISSION_GRANTED; |
| import static android.graphics.Rect.copyOrNull; |
| 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 android.view.WindowManager.TRANSIT_DOCK_TASK_FROM_RECENTS; |
| |
| import static com.android.server.am.ActivityTaskManagerDebugConfig.DEBUG_ALL; |
| import static com.android.server.am.ActivityTaskManagerDebugConfig.DEBUG_IDLE; |
| import static com.android.server.am.ActivityTaskManagerDebugConfig.DEBUG_PAUSE; |
| import static com.android.server.am.ActivityTaskManagerDebugConfig.DEBUG_RECENTS; |
| import static com.android.server.am.ActivityTaskManagerDebugConfig.DEBUG_RELEASE; |
| import static com.android.server.am.ActivityTaskManagerDebugConfig.DEBUG_STACK; |
| import static com.android.server.am.ActivityTaskManagerDebugConfig.DEBUG_STATES; |
| import static com.android.server.am.ActivityTaskManagerDebugConfig.DEBUG_SWITCH; |
| import static com.android.server.am.ActivityTaskManagerDebugConfig.DEBUG_TASKS; |
| import static com.android.server.am.ActivityTaskManagerDebugConfig.POSTFIX_IDLE; |
| import static com.android.server.am.ActivityTaskManagerDebugConfig.POSTFIX_PAUSE; |
| import static com.android.server.am.ActivityTaskManagerDebugConfig.POSTFIX_RECENTS; |
| import static com.android.server.am.ActivityTaskManagerDebugConfig.POSTFIX_RELEASE; |
| import static com.android.server.am.ActivityTaskManagerDebugConfig.POSTFIX_STACK; |
| import static com.android.server.am.ActivityTaskManagerDebugConfig.POSTFIX_STATES; |
| import static com.android.server.am.ActivityTaskManagerDebugConfig.POSTFIX_SWITCH; |
| import static com.android.server.am.ActivityTaskManagerDebugConfig.POSTFIX_TASKS; |
| import static com.android.server.am.ActivityTaskManagerDebugConfig.TAG_ATM; |
| import static com.android.server.am.ActivityTaskManagerDebugConfig.TAG_WITH_CLASS_NAME; |
| import static com.android.server.am.ActivityTaskManagerService.ANIMATE; |
| import static com.android.server.am.ActivityTaskManagerService.H.FIRST_SUPERVISOR_STACK_MSG; |
| import static com.android.server.am.ActivityRecord.RELAUNCH_REASON_NONE; |
| import static com.android.server.am.ActivityStack.ActivityState.DESTROYED; |
| 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.ActivityStackSupervisorProto.CONFIGURATION_CONTAINER; |
| import static com.android.server.am.ActivityStackSupervisorProto.DISPLAYS; |
| import static com.android.server.am.ActivityStackSupervisorProto.FOCUSED_STACK_ID; |
| import static com.android.server.am.ActivityStackSupervisorProto.IS_HOME_RECENTS_COMPONENT; |
| import static com.android.server.am.ActivityStackSupervisorProto.KEYGUARD_CONTROLLER; |
| import static com.android.server.am.ActivityStackSupervisorProto.PENDING_ACTIVITIES; |
| import static com.android.server.am.ActivityStackSupervisorProto.RESUMED_ACTIVITY; |
| import static android.app.ActivityTaskManager.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.LOCK_TASK_AUTH_WHITELISTED; |
| 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 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.StackInfo; |
| import android.app.ActivityManagerInternal; |
| import android.app.ActivityOptions; |
| import android.app.AppOpsManager; |
| import android.app.ProfilerInfo; |
| import android.app.ResultInfo; |
| import android.app.WaitResult; |
| import android.app.WindowConfiguration.ActivityType; |
| import android.app.WindowConfiguration.WindowingMode; |
| import android.app.servertransaction.ActivityLifecycleItem; |
| import android.app.servertransaction.ClientTransaction; |
| import android.app.servertransaction.LaunchActivityItem; |
| import android.app.servertransaction.PauseActivityItem; |
| import android.app.servertransaction.ResumeActivityItem; |
| 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.content.res.Resources; |
| import android.graphics.Rect; |
| import android.hardware.display.DisplayManager; |
| import android.hardware.display.DisplayManager.DisplayListener; |
| import android.hardware.display.DisplayManagerInternal; |
| import android.hardware.power.V1_0.PowerHint; |
| 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.DisplayMetrics; |
| 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.GuardedBy; |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.internal.content.ReferrerIntent; |
| import com.android.internal.os.TransferPipe; |
| import com.android.internal.os.logging.MetricsLoggerWrapper; |
| import com.android.internal.util.ArrayUtils; |
| import com.android.internal.util.function.pooled.PooledLambda; |
| import com.android.server.LocalServices; |
| import com.android.server.am.ActivityStack.ActivityState; |
| import com.android.server.wm.ActivityTaskManagerInternal.SleepToken; |
| import com.android.server.wm.ConfigurationContainer; |
| import com.android.server.wm.DisplayWindowController; |
| import com.android.server.wm.PinnedStackWindowController; |
| import com.android.server.wm.RootWindowContainerController; |
| import com.android.server.wm.RootWindowContainerListener; |
| 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, |
| RecentTasks.Callbacks, RootWindowContainerListener { |
| private static final String TAG = TAG_WITH_CLASS_NAME ? "ActivityStackSupervisor" : TAG_ATM; |
| 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_SWITCH = TAG + POSTFIX_SWITCH; |
| static final String TAG_STATES = TAG + POSTFIX_STATES; |
| 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; |
| |
| // 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; |
| |
| /** True if the docked stack is currently being resized. */ |
| private boolean mDockedStackResizing; |
| |
| /** |
| * True if there are pending docked bounds that need to be applied after |
| * {@link #mDockedStackResizing} is reset to false. |
| */ |
| private boolean mHasPendingDockedBounds; |
| private Rect mPendingDockedBounds; |
| private Rect mPendingTempDockedTaskBounds; |
| private Rect mPendingTempDockedTaskInsetBounds; |
| private Rect mPendingTempOtherTaskBounds; |
| private Rect mPendingTempOtherTaskInsetBounds; |
| |
| /** |
| * 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; |
| |
| ActivityTaskManagerService mService; |
| |
| /** The historial list of recent tasks including inactive tasks */ |
| RecentTasks mRecentTasks; |
| |
| /** Helper class to abstract out logic for fetching the set of currently running tasks */ |
| private RunningTasks mRunningTasks; |
| |
| final ActivityStackSupervisorHandler mHandler; |
| final Looper mLooper; |
| |
| /** Short cut */ |
| WindowManagerService mWindowManager; |
| DisplayManager mDisplayManager; |
| |
| private LaunchParamsController mLaunchParamsController; |
| |
| /** |
| * 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; |
| |
| /** 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<>(); |
| |
| /** |
| * Animations that for the current transition have requested not to |
| * be considered for the transition animation. |
| */ |
| final ArrayList<ActivityRecord> mNoAnimActivities = 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; |
| |
| /** Set when a power hint has started, but not ended. */ |
| private boolean mPowerHintSent; |
| |
| /** |
| * 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); |
| |
| /** Reference to default display so we can quickly look it up. */ |
| private ActivityDisplay mDefaultDisplay; |
| |
| /** |
| * List of displays which contain activities, sorted by z-order. |
| * The last entry in the list is the topmost. |
| */ |
| private final ArrayList<ActivityDisplay> mActivityDisplays = new ArrayList<>(); |
| |
| private final SparseArray<IntArray> mDisplayAccessUIDs = new SparseArray<>(); |
| |
| private DisplayManagerInternal mDisplayManagerInternal; |
| |
| /** 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(); |
| private final ActivityOptions mTmpOptions = ActivityOptions.makeBasic(); |
| |
| // 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 mDefaultMinSizeOfResizeableTaskDp = -1; |
| |
| // Whether tasks have moved and we need to rank the tasks before next OOM scoring |
| private boolean mTaskLayersChanged = true; |
| |
| private ActivityMetricsLogger mActivityMetricsLogger; |
| |
| private final ArrayList<ActivityRecord> mTmpActivityList = new ArrayList<>(); |
| |
| @Override |
| protected int getChildCount() { |
| return mActivityDisplays.size(); |
| } |
| |
| @Override |
| protected ActivityDisplay getChildAt(int index) { |
| return mActivityDisplays.get(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, 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 (!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 mRecord; |
| boolean mIdealMatch; |
| |
| void clear() { |
| mRecord = null; |
| mIdealMatch = false; |
| } |
| |
| void setTo(FindTaskResult result) { |
| mRecord = result.mRecord; |
| mIdealMatch = result.mIdealMatch; |
| } |
| } |
| |
| private final FindTaskResult mTmpFindTaskResult = new FindTaskResult(); |
| |
| /** |
| * 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; |
| |
| private KeyguardController mKeyguardController; |
| |
| private PowerManager mPowerManager; |
| private int mDeferResumeCount; |
| |
| private boolean mInitialized; |
| |
| private RootWindowContainerController mWindowContainerController; |
| |
| /** |
| * 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 WindowProcessController callerApp; |
| |
| PendingActivityLaunch(ActivityRecord _r, ActivityRecord _sourceRecord, |
| int _startFlags, ActivityStack _stack, WindowProcessController app) { |
| r = _r; |
| sourceRecord = _sourceRecord; |
| startFlags = _startFlags; |
| stack = _stack; |
| callerApp = app; |
| } |
| |
| void sendErrorResult(String message) { |
| try { |
| if (callerApp.hasThread()) { |
| callerApp.getThread().scheduleCrash(message); |
| } |
| } catch (RemoteException e) { |
| Slog.e(TAG, "Exception scheduling crash of failed " |
| + "activity launcher sourceRecord=" + sourceRecord, e); |
| } |
| } |
| } |
| |
| public ActivityStackSupervisor(ActivityTaskManagerService service, Looper looper) { |
| mService = service; |
| mLooper = looper; |
| mHandler = new ActivityStackSupervisorHandler(looper); |
| } |
| |
| @VisibleForTesting |
| void setService(ActivityTaskManagerService service) { |
| mService = service; |
| } |
| |
| @VisibleForTesting |
| void setWindowContainerController(RootWindowContainerController controller) { |
| mWindowContainerController = controller; |
| } |
| |
| public void initialize() { |
| if (mInitialized) { |
| return; |
| } |
| |
| mInitialized = true; |
| mRunningTasks = createRunningTasks(); |
| mActivityMetricsLogger = new ActivityMetricsLogger(this, mService.mContext, mHandler.getLooper()); |
| mKeyguardController = new KeyguardController(mService, this); |
| |
| mLaunchParamsController = new LaunchParamsController(mService); |
| mLaunchParamsController.registerDefaultModifiers(this); |
| } |
| |
| |
| public ActivityMetricsLogger getActivityMetricsLogger() { |
| return mActivityMetricsLogger; |
| } |
| |
| public KeyguardController getKeyguardController() { |
| return mKeyguardController; |
| } |
| |
| void setRecentTasks(RecentTasks recentTasks) { |
| mRecentTasks = recentTasks; |
| mRecentTasks.registerCallback(this); |
| } |
| |
| @VisibleForTesting |
| RunningTasks createRunningTasks() { |
| return new RunningTasks(); |
| } |
| |
| /** |
| * 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) { |
| mWindowManager = wm; |
| getKeyguardController().setWindowManager(wm); |
| setWindowContainerController(new RootWindowContainerController(this)); |
| |
| mDisplayManager = mService.mContext.getSystemService(DisplayManager.class); |
| mDisplayManager.registerDisplayListener(this, null); |
| mDisplayManagerInternal = LocalServices.getService(DisplayManagerInternal.class); |
| |
| final Display[] displays = mDisplayManager.getDisplays(); |
| for (int displayNdx = 0; displayNdx < displays.length; ++displayNdx) { |
| final Display display = displays[displayNdx]; |
| final ActivityDisplay activityDisplay = new ActivityDisplay(this, display); |
| if (activityDisplay.mDisplayId == DEFAULT_DISPLAY) { |
| mDefaultDisplay = activityDisplay; |
| } |
| addChild(activityDisplay, ActivityDisplay.POSITION_TOP); |
| } |
| calculateDefaultMinimalSizeOfResizeableTasks(); |
| |
| final ActivityDisplay defaultDisplay = getDefaultDisplay(); |
| |
| defaultDisplay.getOrCreateStack(WINDOWING_MODE_FULLSCREEN, ACTIVITY_TYPE_HOME, ON_TOP); |
| positionChildAt(defaultDisplay, ActivityDisplay.POSITION_TOP); |
| } |
| |
| /** Change the z-order of the given display. */ |
| private void positionChildAt(ActivityDisplay display, int position) { |
| if (position >= mActivityDisplays.size()) { |
| position = mActivityDisplays.size() - 1; |
| } else if (position < 0) { |
| position = 0; |
| } |
| |
| if (mActivityDisplays.isEmpty()) { |
| mActivityDisplays.add(display); |
| } else if (mActivityDisplays.get(position) != display) { |
| mActivityDisplays.remove(display); |
| mActivityDisplays.add(position, display); |
| } |
| } |
| |
| @Override |
| public void onChildPositionChanged(DisplayWindowController childController, int position) { |
| // Assume AM lock is held from positionChildAt of controller in each hierarchy. |
| final ActivityDisplay display = getActivityDisplay(childController.getDisplayId()); |
| if (display != null) { |
| positionChildAt(display, position); |
| } |
| } |
| |
| ActivityStack getTopDisplayFocusedStack() { |
| for (int i = mActivityDisplays.size() - 1; i >= 0; --i) { |
| final ActivityStack focusedStack = mActivityDisplays.get(i).getFocusedStack(); |
| if (focusedStack != null) { |
| return focusedStack; |
| } |
| } |
| return null; |
| } |
| |
| ActivityRecord getTopResumedActivity() { |
| final ActivityStack focusedStack = getTopDisplayFocusedStack(); |
| if (focusedStack == null) { |
| return null; |
| } |
| final ActivityRecord resumedActivity = focusedStack.getResumedActivity(); |
| if (resumedActivity != null && resumedActivity.app != null) { |
| return resumedActivity; |
| } |
| // The top focused stack might not have a resumed activity yet - look on all displays in |
| // focus order. |
| for (int i = mActivityDisplays.size() - 1; i >= 0; --i) { |
| final ActivityDisplay display = mActivityDisplays.get(i); |
| final ActivityRecord resumedActivityOnDisplay = display.getResumedActivity(); |
| if (resumedActivityOnDisplay != null) { |
| return resumedActivityOnDisplay; |
| } |
| } |
| return null; |
| } |
| |
| boolean isFocusable(ConfigurationContainer container, boolean alwaysFocusable) { |
| if (container.inSplitScreenPrimaryWindowingMode() && mIsDockMinimized) { |
| return false; |
| } |
| |
| return container.getWindowConfiguration().canReceiveKeys() || alwaysFocusable; |
| } |
| |
| boolean isTopDisplayFocusedStack(ActivityStack stack) { |
| return stack != null && stack == getTopDisplayFocusedStack(); |
| } |
| |
| void moveRecentsStackToFront(String reason) { |
| final ActivityStack recentsStack = getDefaultDisplay().getStack( |
| WINDOWING_MODE_UNDEFINED, ACTIVITY_TYPE_RECENTS); |
| if (recentsStack != null) { |
| recentsStack.moveToFront(reason); |
| } |
| } |
| |
| boolean resumeHomeActivity(ActivityRecord prev, String reason, int displayId) { |
| if (!mService.isBooting() && !mService.isBooted()) { |
| // Not ready yet! |
| return false; |
| } |
| |
| if (displayId == INVALID_DISPLAY) { |
| displayId = DEFAULT_DISPLAY; |
| } |
| |
| final ActivityRecord r = getActivityDisplay(displayId).getHomeActivity(); |
| final String myReason = reason + " resumeHomeActivity"; |
| |
| // Only resume home activity if isn't finishing. |
| if (r != null && !r.finishing) { |
| r.moveFocusableActivityToTop(myReason); |
| return resumeFocusedStacksTopActivitiesLocked(r.getStack(), prev, null); |
| } |
| return mService.startHomeActivityLocked(mCurrentUser, myReason, displayId); |
| } |
| |
| boolean canStartHomeOnDisplay(ActivityInfo homeActivity, int displayId) { |
| if (displayId == DEFAULT_DISPLAY) { |
| // No restrictions to default display. |
| return true; |
| } |
| |
| final ActivityDisplay display = getActivityDisplay(displayId); |
| if (display == null || display.isRemoved() || !display.supportsSystemDecorations()) { |
| // Can't launch home on display that doesn't support system decorations. |
| return false; |
| } |
| |
| final boolean supportMultipleInstance = homeActivity.launchMode != LAUNCH_SINGLE_TASK |
| && homeActivity.launchMode != LAUNCH_SINGLE_INSTANCE; |
| if (!supportMultipleInstance) { |
| // Can't launch home on other displays if it requested to be single instance. |
| return false; |
| } |
| |
| return true; |
| } |
| |
| 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, !ON_TOP); |
| } |
| |
| /** |
| * 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. |
| * @param onTop If the stack for the task should be the topmost on the display. |
| */ |
| TaskRecord anyTaskForIdLocked(int id, @AnyTaskForIdMatchTaskMode int matchMode, |
| @Nullable ActivityOptions aOptions, boolean onTop) { |
| // If options are set, ensure that we are attempting to actually restore a task |
| 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) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| final TaskRecord task = stack.taskForIdLocked(id); |
| if (task == null) { |
| continue; |
| } |
| if (aOptions != null) { |
| // Resolve the stack the task should be placed in now based on options |
| // and reparent if needed. |
| final ActivityStack launchStack = getLaunchStack(null, aOptions, task, onTop); |
| if (launchStack != null && stack != launchStack) { |
| final int reparentMode = onTop |
| ? REPARENT_MOVE_STACK_TO_FRONT : REPARENT_LEAVE_STACK_IN_PLACE; |
| task.reparent(launchStack, onTop, reparentMode, ANIMATE, DEFER_RESUME, |
| "anyTaskForIdLocked"); |
| } |
| } |
| 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.getTask(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, onTop)) { |
| 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) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| final ActivityRecord r = stack.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 { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| final List<TaskRecord> tasks = stack.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.getTaskChangeNotificationController().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.containsTaskId(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; |
| } |
| |
| boolean attachApplicationLocked(ProcessRecord app) throws RemoteException { |
| final String processName = app.processName; |
| boolean didSomething = false; |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| if (!isTopDisplayFocusedStack(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) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| if (!isTopDisplayFocusedStack(stack) || stack.numActivities() == 0) { |
| continue; |
| } |
| final ActivityRecord resumedActivity = stack.getResumedActivity(); |
| 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 |
| sendPowerHintForLaunchEndIfNeeded(); |
| return true; |
| } |
| |
| private boolean allResumedActivitiesVisible() { |
| boolean foundResumed = false; |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| final ActivityRecord r = stack.getResumedActivity(); |
| 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) { |
| someActivityPaused |= mActivityDisplays.get(displayNdx) |
| .pauseBackStacks(userLeaving, resuming, dontWait); |
| } |
| return someActivityPaused; |
| } |
| |
| boolean allPausedActivitiesComplete() { |
| boolean pausing = true; |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| final ActivityRecord r = stack.mPausingActivity; |
| if (r != null && !r.isState(PAUSED, STOPPED, STOPPING)) { |
| if (DEBUG_STATES) { |
| Slog.d(TAG_STATES, |
| "allPausedActivitiesComplete: r=" + r + " state=" + r.getState()); |
| pausing = false; |
| } else { |
| return false; |
| } |
| } |
| } |
| } |
| return pausing; |
| } |
| |
| void cancelInitializingActivities() { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| stack.cancelInitializingActivities(); |
| } |
| } |
| } |
| |
| void waitActivityVisible(ComponentName name, WaitResult result, long startTimeMs) { |
| final WaitInfo waitInfo = new WaitInfo(name, result, startTimeMs); |
| 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() - w.getStartTime(); |
| mWaitingForActivityVisible.remove(w); |
| } |
| } |
| if (changed) { |
| mService.mGlobalLock.notifyAll(); |
| } |
| } |
| |
| void reportWaitingActivityLaunchedIfNeeded(ActivityRecord r, int result) { |
| if (mWaitingActivityLaunched.isEmpty()) { |
| return; |
| } |
| |
| if (result != START_DELIVERED_TO_TOP && result != START_TASK_TO_FRONT) { |
| return; |
| } |
| |
| boolean changed = false; |
| |
| for (int i = mWaitingActivityLaunched.size() - 1; i >= 0; i--) { |
| WaitResult w = mWaitingActivityLaunched.remove(i); |
| if (w.who == null) { |
| changed = true; |
| w.result = result; |
| |
| // Unlike START_TASK_TO_FRONT, When an intent is delivered to top, there |
| // will be no followup launch signals. Assign the result and launched component. |
| if (result == START_DELIVERED_TO_TOP) { |
| w.who = r.realActivity; |
| } |
| } |
| } |
| |
| if (changed) { |
| mService.mGlobalLock.notifyAll(); |
| } |
| } |
| |
| void reportActivityLaunchedLocked(boolean timeout, ActivityRecord r, 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.totalTime = totalTime; |
| // Do not modify w.result. |
| } |
| } |
| if (changed) { |
| mService.mGlobalLock.notifyAll(); |
| } |
| } |
| |
| ActivityRecord topRunningActivityLocked() { |
| return topRunningActivityLocked(false /* considerKeyguardState */); |
| } |
| |
| /** |
| * Returns the top running activity in the focused stack. In the case the focused stack has no |
| * such activity, the next focusable stack on top of a display is returned. |
| * @param considerKeyguardState Indicates whether the locked state should be considered. if |
| * {@code true} and the keyguard is locked, only activities that |
| * can be shown on top of the keyguard will be considered. |
| * @return The top running activity. {@code null} if none is available. |
| */ |
| ActivityRecord topRunningActivityLocked(boolean considerKeyguardState) { |
| final ActivityStack focusedStack = getTopDisplayFocusedStack(); |
| ActivityRecord r = focusedStack.topRunningActivityLocked(); |
| if (r != null && isValidTopRunningActivity(r, considerKeyguardState)) { |
| return r; |
| } |
| |
| // Look in other non-focused and non-home stacks. |
| for (int i = mActivityDisplays.size() - 1; i >= 0; --i) { |
| final ActivityDisplay display = mActivityDisplays.get(i); |
| |
| // TODO: We probably want to consider the top fullscreen stack as we could have a pinned |
| // stack on top. |
| final ActivityStack topStack = display.getTopStack(); |
| |
| // Only consider focusable top stacks other than the current focused one. |
| if (topStack == null || !topStack.isFocusable() || topStack == focusedStack) { |
| continue; |
| } |
| |
| final ActivityRecord topActivity = topStack.topRunningActivityLocked(); |
| |
| // Skip if no top activity. |
| if (topActivity == null) { |
| continue; |
| } |
| |
| |
| // This activity can be considered the top running activity if we are not |
| // considering the locked state, the keyguard isn't locked, or we can show when |
| // locked. |
| if (isValidTopRunningActivity(topActivity, considerKeyguardState)) { |
| return topActivity; |
| } |
| } |
| |
| return null; |
| } |
| |
| /** |
| * Verifies an {@link ActivityRecord} can be the top activity based on keyguard state and |
| * whether we are considering it. |
| */ |
| private boolean isValidTopRunningActivity(ActivityRecord record, |
| boolean considerKeyguardState) { |
| if (!considerKeyguardState) { |
| return true; |
| } |
| |
| final boolean keyguardLocked = getKeyguardController().isKeyguardLocked(); |
| |
| if (!keyguardLocked) { |
| return true; |
| } |
| |
| return record.canShowWhenLocked(); |
| } |
| |
| @VisibleForTesting |
| void getRunningTasks(int maxNum, List<RunningTaskInfo> list, |
| @ActivityType int ignoreActivityType, @WindowingMode int ignoreWindowingMode, |
| int callingUid, boolean allowed) { |
| mRunningTasks.getTasks(maxNum, list, ignoreActivityType, ignoreWindowingMode, |
| mActivityDisplays, callingUid, allowed); |
| } |
| |
| 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.mAm.setDebugApp(aInfo.processName, true, false); |
| } |
| |
| if ((startFlags & ActivityManager.START_FLAG_NATIVE_DEBUGGING) != 0) { |
| mService.mAm.setNativeDebuggingAppLocked(aInfo.applicationInfo, aInfo.processName); |
| } |
| |
| if ((startFlags & ActivityManager.START_FLAG_TRACK_ALLOCATION) != 0) { |
| mService.mAm.setTrackAllocationApp(aInfo.applicationInfo, aInfo.processName); |
| } |
| |
| if (profilerInfo != null) { |
| mService.mAm.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, int flags, |
| int filterCallingUid) { |
| synchronized (mService.mGlobalLock) { |
| try { |
| Trace.traceBegin(TRACE_TAG_ACTIVITY_MANAGER, "resolveIntent"); |
| int modifiedFlags = flags |
| | PackageManager.MATCH_DEFAULT_ONLY | ActivityManagerService.STOCK_PM_FLAGS; |
| if (intent.isWebIntent() |
| || (intent.getFlags() & Intent.FLAG_ACTIVITY_MATCH_EXTERNAL) != 0) { |
| modifiedFlags |= PackageManager.MATCH_INSTANT; |
| } |
| |
| // In order to allow cross-profile lookup, we clear the calling identity here. |
| // Note the binder identity won't affect the result, but filterCallingUid will. |
| |
| // Cross-user/profile call check are done at the entry points |
| // (e.g. AMS.startActivityAsUser). |
| final long token = Binder.clearCallingIdentity(); |
| try { |
| return mService.getPackageManagerInternalLocked().resolveIntent( |
| intent, resolvedType, modifiedFlags, userId, true, filterCallingUid); |
| } finally { |
| Binder.restoreCallingIdentity(token); |
| } |
| } finally { |
| Trace.traceEnd(TRACE_TAG_ACTIVITY_MANAGER); |
| } |
| } |
| } |
| |
| ActivityInfo resolveActivity(Intent intent, String resolvedType, int startFlags, |
| ProfilerInfo profilerInfo, int userId, int filterCallingUid) { |
| final ResolveInfo rInfo = resolveIntent(intent, resolvedType, userId, 0, filterCallingUid); |
| 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 { |
| final WindowProcessController proc = app.getWindowProcessController(); |
| r.startFreezingScreenLocked(proc, 0); |
| |
| // schedule launch ticks to collect information about slow apps. |
| r.startLaunchTickingLocked(); |
| |
| r.setProcess(proc); |
| |
| if (getKeyguardController().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) { |
| // 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. |
| ensureVisibilityAndConfig(r, r.getDisplayId(), |
| false /* markFrozenIfConfigChanged */, true /* deferResume */); |
| } |
| |
| 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); |
| |
| proc.addActivityIfNeeded(r); |
| proc.updateProcessInfo(false, true, true, true); |
| |
| final LockTaskController lockTaskController = mService.getLockTaskController(); |
| if (task.mLockTaskAuth == LOCK_TASK_AUTH_LAUNCHABLE |
| || task.mLockTaskAuth == LOCK_TASK_AUTH_LAUNCHABLE_PRIV |
| || (task.mLockTaskAuth == LOCK_TASK_AUTH_WHITELISTED |
| && lockTaskController.getLockTaskModeState() |
| == LOCK_TASK_MODE_LOCKED)) { |
| lockTaskController.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.getPackageManagerInternalLocked().notifyPackageUse( |
| r.intent.getComponent().getPackageName(), NOTIFY_PACKAGE_USE_ACTIVITY); |
| r.sleeping = false; |
| r.forceNewConfig = false; |
| mService.getAppWarningsLocked().onStartActivity(r); |
| r.compat = mService.compatibilityInfoForPackageLocked(r.info.applicationInfo); |
| ProfilerInfo profilerInfo = null; |
| if (mService.mAm.mProfileApp != null && mService.mAm.mProfileApp.equals(app.processName)) { |
| if (mService.mAm.mProfileProc == null || mService.mAm.mProfileProc == app) { |
| mService.mAm.mProfileProc = app; |
| ProfilerInfo profilerInfoSvc = mService.mAm.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.setPendingUiClean(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( |
| app.getWindowProcessController().getConfiguration(), |
| r.getMergedOverrideConfiguration()); |
| r.setLastReportedConfiguration(mergedConfiguration); |
| |
| logIfTransactionTooLarge(r.intent, r.icicle); |
| |
| |
| // Create activity launch transaction. |
| final ClientTransaction clientTransaction = ClientTransaction.obtain(app.thread, |
| r.appToken); |
| clientTransaction.addCallback(LaunchActivityItem.obtain(new Intent(r.intent), |
| 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.getReportedProcState(), |
| r.icicle, r.persistentState, results, newIntents, |
| mService.isNextTransitionForward(), profilerInfo)); |
| |
| // Set desired final state. |
| final ActivityLifecycleItem lifecycleItem; |
| if (andResume) { |
| lifecycleItem = ResumeActivityItem.obtain(mService.isNextTransitionForward()); |
| } else { |
| lifecycleItem = PauseActivityItem.obtain(); |
| } |
| clientTransaction.setLifecycleStateRequest(lifecycleItem); |
| |
| // Schedule transaction. |
| mService.getLifecycleManager().scheduleTransaction(clientTransaction); |
| |
| if ((app.info.privateFlags & ApplicationInfo.PRIVATE_FLAG_CANT_SAVE_STATE) != 0 |
| && mService.mHasHeavyWeightFeature) { |
| // 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 != proc) { |
| Slog.w(TAG, "Starting new heavy weight process " + proc |
| + " when already running " |
| + mService.mHeavyWeightProcess); |
| } |
| mService.setHeavyWeightProcess(r); |
| } |
| } |
| |
| } 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.mAm.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; |
| proc.removeActivity(r); |
| throw e; |
| } |
| } finally { |
| endDeferResume(); |
| } |
| |
| r.launchFailed = false; |
| if (stack.updateLRUListLocked(r)) { |
| Slog.w(TAG, "Activity " + r + " being launched, but already in LRU list"); |
| } |
| |
| // TODO(lifecycler): Resume or pause requests are done as part of launch transaction, |
| // so updating the state should be done accordingly. |
| 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.setState(PAUSED, "realStartActivityLocked"); |
| } |
| |
| // 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 (isTopDisplayFocusedStack(stack)) { |
| mService.getActivityStartController().startSetupActivity(); |
| } |
| |
| // Update any services we are bound to that might care about whether |
| // their client may have activities. |
| if (r.app != null) { |
| r.app.updateServiceConnectionActivities(); |
| } |
| |
| return true; |
| } |
| |
| /** |
| * Ensure all activities visibility, update orientation and configuration. |
| * |
| * @param starting The currently starting activity or {@code null} if there is none. |
| * @param displayId The id of the display where operation is executed. |
| * @param markFrozenIfConfigChanged Whether to set {@link ActivityRecord#frozenBeforeDestroy} to |
| * {@code true} if config changed. |
| * @param deferResume Whether to defer resume while updating config. |
| * @return 'true' if starting activity was kept or wasn't provided, 'false' if it was relaunched |
| * because of configuration update. |
| */ |
| boolean ensureVisibilityAndConfig(ActivityRecord starting, int displayId, |
| boolean markFrozenIfConfigChanged, boolean deferResume) { |
| // First ensure visibility without updating the config just yet. We need this to know what |
| // activities are affecting configuration now. |
| // Passing null here for 'starting' param value, so that visibility of actual starting |
| // activity will be properly updated. |
| ensureActivitiesVisibleLocked(null /* starting */, 0 /* configChanges */, |
| false /* preserveWindows */, false /* notifyClients */); |
| |
| if (displayId == INVALID_DISPLAY) { |
| // The caller didn't provide a valid display id, skip updating config. |
| return true; |
| } |
| |
| // Force-update the orientation from the WindowManager, since we need the true configuration |
| // to send to the client now. |
| final Configuration config = mWindowManager.updateOrientationFromAppTokens( |
| getDisplayOverrideConfiguration(displayId), |
| starting != null && starting.mayFreezeScreenLocked(starting.app) |
| ? starting.appToken : null, |
| displayId, true /* forceUpdate */); |
| if (starting != null && markFrozenIfConfigChanged && config != null) { |
| starting.frozenBeforeDestroy = true; |
| } |
| |
| // Update the configuration of the activities on the display. |
| return mService.updateDisplayOverrideConfigurationLocked(config, starting, deferResume, |
| displayId); |
| } |
| |
| 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.mAm.getProcessRecordLocked(r.processName, |
| r.info.applicationInfo.uid, true); |
| |
| 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.longVersionCode, |
| mService.mAm.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.mAm.startProcessLocked(r.processName, r.info.applicationInfo, true, 0, |
| "activity", r.intent.getComponent(), false, false, true); |
| } |
| |
| void sendPowerHintForLaunchStartIfNeeded(boolean forceSend, ActivityRecord targetActivity) { |
| boolean sendHint = forceSend; |
| |
| if (!sendHint) { |
| // Send power hint if we don't know what we're launching yet |
| sendHint = targetActivity == null || targetActivity.app == null; |
| } |
| |
| if (!sendHint) { // targetActivity != null |
| // Send power hint when the activity's process is different than the current resumed |
| // activity on all displays, or if there are no resumed activities in the system. |
| boolean noResumedActivities = true; |
| boolean allFocusedProcessesDiffer = true; |
| for (int displayNdx = 0; displayNdx < mActivityDisplays.size(); ++displayNdx) { |
| final ActivityDisplay activityDisplay = mActivityDisplays.get(displayNdx); |
| final ActivityRecord resumedActivity = activityDisplay.getResumedActivity(); |
| final WindowProcessController resumedActivityProcess = |
| resumedActivity == null ? null : resumedActivity.app; |
| |
| noResumedActivities &= resumedActivityProcess == null; |
| if (resumedActivityProcess != null) { |
| allFocusedProcessesDiffer &= !resumedActivityProcess.equals(targetActivity.app); |
| } |
| } |
| sendHint = noResumedActivities || allFocusedProcessesDiffer; |
| } |
| |
| if (sendHint && mService.mPowerManagerInternal != null) { |
| mService.mPowerManagerInternal.powerHint(PowerHint.LAUNCH, 1); |
| mPowerHintSent = true; |
| } |
| } |
| |
| void sendPowerHintForLaunchEndIfNeeded() { |
| // Trigger launch power hint if activity is launched |
| if (mPowerHintSent && mService.mPowerManagerInternal != null) { |
| mService.mPowerManagerInternal.powerHint(PowerHint.LAUNCH, 0); |
| mPowerHintSent = false; |
| } |
| } |
| |
| boolean checkStartAnyActivityPermission(Intent intent, ActivityInfo aInfo, String resultWho, |
| int requestCode, int callingPid, int callingUid, String callingPackage, |
| boolean ignoreTargetSecurity, boolean launchingInTask, |
| WindowProcessController callerApp, ActivityRecord resultRecord, |
| ActivityStack resultStack) { |
| final boolean isCallerRecents = mService.getRecentTasks() != null |
| && mService.getRecentTasks().isCallerRecents(callingUid); |
| final int startAnyPerm = mService.checkPermission(START_ANY_ACTIVITY, callingPid, |
| callingUid); |
| if (startAnyPerm == PERMISSION_GRANTED || (isCallerRecents && launchingInTask)) { |
| // If the caller has START_ANY_ACTIVITY, ignore all checks below. In addition, if the |
| // caller is the recents component and we are specifically starting an activity in an |
| // existing task, then also allow the activity to be fully relaunched. |
| 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; |
| } |
| |
| 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 || activityDisplay.isRemoved()) { |
| 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.get(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.getAppOpsService().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.getAppOpsService().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.mAm.mBooting before this was called. |
| */ |
| @GuardedBy("mService") |
| private boolean checkFinishBootingLocked() { |
| final boolean booting = mService.isBooting(); |
| boolean enableScreen = false; |
| mService.setBooting(false); |
| if (!mService.isBooted()) { |
| mService.setBooted(true); |
| enableScreen = true; |
| } |
| if (booting || enableScreen) { |
| mService.postFinishBooting(booting, enableScreen); |
| } |
| return booting; |
| } |
| |
| // Checked. |
| @GuardedBy("mService") |
| 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, INVALID_DELAY); |
| } |
| |
| // 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 (isTopDisplayFocusedStack(r.getStack()) || fromTimeout) { |
| booting = checkFinishBootingLocked(); |
| } |
| |
| // When activity is idle, we consider the relaunch must be successful, so let's clear |
| // the flag. |
| r.mRelaunchReason = RELAUNCH_REASON_NONE; |
| } |
| |
| 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, |
| "activityIdleInternalLocked"); |
| } 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.mAmInternal.finishUserSwitch(startingUsers.get(i)); |
| } |
| } |
| } |
| |
| mService.mAmInternal.trimApplications(); |
| //dump(); |
| //mWindowManager.dump(); |
| |
| if (activityRemoved) { |
| resumeFocusedStacksTopActivitiesLocked(); |
| } |
| |
| return r; |
| } |
| |
| boolean handleAppDiedLocked(WindowProcessController app) { |
| boolean hasVisibleActivities = false; |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| hasVisibleActivities |= stack.handleAppDiedLocked(app); |
| } |
| } |
| return hasVisibleActivities; |
| } |
| |
| void closeSystemDialogsLocked() { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| stack.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() |
| : getDefaultDisplay().getHomeStack().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 ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(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. |
| WindowProcessController fgApp = null; |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| if (isTopDisplayFocusedStack(stack)) { |
| final ActivityRecord resumedActivity = stack.getResumedActivity(); |
| if (resumedActivity != null) { |
| fgApp = resumedActivity.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.hasProcess() && fgApp != null && r.app != fgApp |
| && r.lastVisibleTime > mService.mPreviousProcessVisibleTime |
| && r.app != mService.mHomeProcess) { |
| mService.mPreviousProcess = r.app; |
| mService.mPreviousProcessVisibleTime = r.lastVisibleTime; |
| } |
| } |
| |
| boolean resumeFocusedStacksTopActivitiesLocked() { |
| return resumeFocusedStacksTopActivitiesLocked(null, null, null); |
| } |
| |
| boolean resumeFocusedStacksTopActivitiesLocked( |
| ActivityStack targetStack, ActivityRecord target, ActivityOptions targetOptions) { |
| |
| if (!readyToResume()) { |
| return false; |
| } |
| |
| if (targetStack != null && (targetStack.isTopStackOnDisplay() |
| || getTopDisplayFocusedStack() == targetStack)) { |
| return targetStack.resumeTopActivityUncheckedLocked(target, targetOptions); |
| } |
| |
| // Resume all top activities in focused stacks on all displays. |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| final ActivityStack focusedStack = display.getFocusedStack(); |
| if (focusedStack == null) { |
| continue; |
| } |
| final ActivityRecord r = focusedStack.topRunningActivityLocked(); |
| if (r == null || !r.isState(RESUMED)) { |
| focusedStack.resumeTopActivityUncheckedLocked(null, null); |
| } else if (r.isState(RESUMED)) { |
| // Kick off any lingering app transitions form the MoveTaskToFront operation. |
| focusedStack.executeAppTransition(targetOptions); |
| } |
| } |
| |
| return false; |
| } |
| |
| void updateActivityApplicationInfoLocked(ApplicationInfo aInfo) { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| stack.updateActivityApplicationInfoLocked(aInfo); |
| } |
| } |
| } |
| |
| /** |
| * Finish the topmost activities in all stacks that belong to the crashed app. |
| * @param app The app that crashed. |
| * @param reason Reason to perform this action. |
| * @return The task that was finished in this stack, {@code null} if haven't found any. |
| */ |
| TaskRecord finishTopCrashedActivitiesLocked(WindowProcessController app, String reason) { |
| TaskRecord finishedTask = null; |
| ActivityStack focusedStack = getTopDisplayFocusedStack(); |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| // It is possible that request to finish activity might also remove its task and stack, |
| // so we need to be careful with indexes in the loop and check child count every time. |
| for (int stackNdx = 0; stackNdx < display.getChildCount(); ++stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| final TaskRecord t = stack.finishTopCrashedActivityLocked(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 ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| final int numStacks = display.getChildCount(); |
| for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| stack.finishVoiceTask(session); |
| } |
| } |
| } |
| |
| /** |
| * This doesn't just find a task, it also moves the task to front. |
| */ |
| void findTaskToMoveToFront(TaskRecord task, int flags, ActivityOptions options, String reason, |
| boolean forceNonResizeable) { |
| ActivityStack currentStack = task.getStack(); |
| if (currentStack == null) { |
| Slog.e(TAG, "findTaskToMoveToFront: can't move task=" |
| + task + " to front. Stack is null"); |
| return; |
| } |
| |
| if ((flags & ActivityManager.MOVE_TASK_NO_USER_ACTION) == 0) { |
| mUserLeaving = true; |
| } |
| |
| // TODO(b/111363427): The moving-to-top task may not be on the top display, so it could be |
| // different from where the prev activity stays on. |
| final ActivityRecord prev = topRunningActivityLocked(); |
| |
| if ((flags & ActivityManager.MOVE_TASK_WITH_HOME) != 0 |
| || (prev != null && prev.isActivityTypeRecents())) { |
| // Caller wants the home activity moved with it or the previous task is recents in which |
| // case we always return home from the task we are moving to the front. |
| currentStack.getDisplay().moveHomeStackToFront("findTaskToMoveToFront"); |
| } |
| |
| if (task.isResizeable() && canUseActivityOptionsLaunchBounds(options)) { |
| final Rect bounds = 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, |
| "findTaskToMoveToFront"); |
| currentStack = stack; |
| // moveTaskToStackUncheckedLocked() should already placed the task on top, |
| // still need moveTaskToFrontLocked() below for any transition settings. |
| } |
| if (stack.resizeStackWithLaunchBounds()) { |
| resizeStackLocked(stack, 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, 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; |
| } |
| |
| LaunchParamsController getLaunchParamsController() { |
| return mLaunchParamsController; |
| } |
| |
| protected <T extends ActivityStack> T getStack(int stackId) { |
| for (int i = mActivityDisplays.size() - 1; i >= 0; --i) { |
| final T stack = mActivityDisplays.get(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.get(i).getStack(windowingMode, activityType); |
| if (stack != null) { |
| return stack; |
| } |
| } |
| return null; |
| } |
| |
| 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; |
| } |
| if (options != null) { |
| activityType = options.getLaunchActivityType(); |
| } |
| return activityType != ACTIVITY_TYPE_UNDEFINED ? activityType : ACTIVITY_TYPE_STANDARD; |
| } |
| |
| <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, onTop); |
| options.setLaunchTaskId(taskId); |
| if (task != null) { |
| return task.getStack(); |
| } |
| } |
| |
| final int activityType = resolveActivityType(r, options, candidateTask); |
| 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 && canLaunchOnDisplay(r, displayId)) { |
| if (r != null) { |
| stack = (T) getValidLaunchStackOnDisplay(displayId, r, options); |
| if (stack != null) { |
| return stack; |
| } |
| } |
| final ActivityDisplay display = getActivityDisplayOrCreateLocked(displayId); |
| if (display != null) { |
| stack = display.getOrCreateStack(r, options, candidateTask, activityType, onTop); |
| if (stack != null) { |
| return stack; |
| } |
| } |
| } |
| |
| // 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) { |
| display = stack.getDisplay(); |
| if (display != null && canLaunchOnDisplay(r, display.mDisplayId)) { |
| final int windowingMode = |
| display.resolveWindowingMode(r, options, candidateTask, activityType); |
| if (stack.isCompatible(windowingMode, activityType)) { |
| return stack; |
| } |
| if (windowingMode == WINDOWING_MODE_FULLSCREEN_OR_SPLIT_SCREEN_SECONDARY |
| && display.getSplitScreenPrimaryStack() == stack |
| && candidateTask == stack.topTask()) { |
| // This is a special case when we try to launch an activity that is currently on |
| // top of split-screen primary stack, but is targeting split-screen secondary. |
| // In this case we don't want to move it to another stack. |
| // TODO(b/78788972): Remove after differentiating between preferred and required |
| // launch options. |
| return stack; |
| } |
| } |
| } |
| |
| if (display == null || !canLaunchOnDisplay(r, display.mDisplayId)) { |
| display = getDefaultDisplay(); |
| } |
| |
| return display.getOrCreateStack(r, options, candidateTask, activityType, onTop); |
| } |
| |
| /** @return true if activity record is null or can be launched on provided display. */ |
| private boolean canLaunchOnDisplay(ActivityRecord r, int displayId) { |
| if (r == null) { |
| return true; |
| } |
| return r.canBeLaunchedOnDisplay(displayId); |
| } |
| |
| /** |
| * 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, |
| @Nullable ActivityOptions options) { |
| 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.getChildCount() - 1; i >= 0; --i) { |
| final ActivityStack stack = activityDisplay.getChildAt(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( |
| options != null ? options.getLaunchWindowingMode() : r.getWindowingMode(), |
| options != null ? options.getLaunchActivityType() : 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(); |
| } |
| // There is a 1-to-1 relationship between stack and task when not in |
| // primary split-windowing mode. |
| if (stack.getWindowingMode() != WINDOWING_MODE_SPLIT_SCREEN_PRIMARY) { |
| return false; |
| } else { |
| return r.supportsSplitScreenWindowingMode(); |
| } |
| } |
| |
| /** |
| * Get next focusable stack in the system. This will search through the stack on the same |
| * display as the current focused stack, looking for a focusable and visible stack, different |
| * from the target stack. If no valid candidates will be found, it will then go through all |
| * displays and stacks in last-focused order. |
| * |
| * @param currentFocus The stack that previously had focus. |
| * @param ignoreCurrent If we should ignore {@param currentFocus} when searching for next |
| * candidate. |
| * @return Next focusable {@link ActivityStack}, {@code null} if not found. |
| */ |
| ActivityStack getNextFocusableStackLocked(@NonNull ActivityStack currentFocus, |
| boolean ignoreCurrent) { |
| // First look for next focusable stack on the same display |
| final ActivityDisplay preferredDisplay = currentFocus.getDisplay(); |
| final ActivityStack preferredFocusableStack = preferredDisplay.getNextFocusableStack( |
| currentFocus, ignoreCurrent); |
| if (preferredFocusableStack != null) { |
| return preferredFocusableStack; |
| } |
| if (preferredDisplay.supportsSystemDecorations()) { |
| // Stop looking for focusable stack on other displays because the preferred display |
| // supports system decorations. Home activity would be launched on the same display if |
| // no focusable stack found. |
| return null; |
| } |
| |
| // Now look through all displays |
| for (int i = mActivityDisplays.size() - 1; i >= 0; --i) { |
| final ActivityDisplay display = mActivityDisplays.get(i); |
| if (display == preferredDisplay) { |
| // We've already checked this one |
| continue; |
| } |
| final ActivityStack nextFocusableStack = display.getNextFocusableStack(currentFocus, |
| ignoreCurrent); |
| if (nextFocusableStack != null) { |
| return nextFocusableStack; |
| } |
| } |
| |
| 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) { |
| for (int i = mActivityDisplays.size() - 1; i >= 0; --i) { |
| final ActivityDisplay display = mActivityDisplays.get(i); |
| if (display.mDisplayId == currentFocus) { |
| continue; |
| } |
| final ActivityStack stack = getValidLaunchStackOnDisplay(display.mDisplayId, r, |
| null /* options */); |
| if (stack != null) { |
| return stack; |
| } |
| } |
| return null; |
| } |
| |
| ActivityRecord getDefaultDisplayHomeActivity() { |
| return getDefaultDisplayHomeActivityForUser(mCurrentUser); |
| } |
| |
| ActivityRecord getDefaultDisplayHomeActivityForUser(int userId) { |
| getActivityDisplay(DEFAULT_DISPLAY).getHomeActivityForUser(userId); |
| return null; |
| } |
| |
| void resizeStackLocked(ActivityStack stack, Rect bounds, Rect tempTaskBounds, |
| Rect tempTaskInsetBounds, boolean preserveWindows, boolean allowResizeInDockedMode, |
| boolean deferResume) { |
| |
| if (stack.inSplitScreenPrimaryWindowingMode()) { |
| resizeDockedStackLocked(bounds, tempTaskBounds, tempTaskInsetBounds, null, null, |
| preserveWindows, deferResume); |
| return; |
| } |
| |
| final boolean splitScreenActive = getDefaultDisplay().hasSplitScreenPrimaryStack(); |
| 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_" + stack.mStackId); |
| mWindowManager.deferSurfaceLayout(); |
| try { |
| if (stack.affectedBySplitScreenResize()) { |
| 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); |
| } |
| } |
| |
| void deferUpdateRecentsHomeStackBounds() { |
| deferUpdateBounds(ACTIVITY_TYPE_RECENTS); |
| deferUpdateBounds(ACTIVITY_TYPE_HOME); |
| } |
| |
| void deferUpdateBounds(int activityType) { |
| final ActivityStack stack = getStack(WINDOWING_MODE_UNDEFINED, activityType); |
| if (stack != null) { |
| stack.deferUpdateBounds(); |
| } |
| } |
| |
| void continueUpdateRecentsHomeStackBounds() { |
| continueUpdateBounds(ACTIVITY_TYPE_RECENTS); |
| continueUpdateBounds(ACTIVITY_TYPE_HOME); |
| } |
| |
| void continueUpdateBounds(int activityType) { |
| final ActivityStack stack = getStack(WINDOWING_MODE_UNDEFINED, activityType); |
| if (stack != null) { |
| stack.continueUpdateBounds(); |
| } |
| } |
| |
| void notifyAppTransitionDone() { |
| continueUpdateRecentsHomeStackBounds(); |
| 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. |
| */ |
| 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) { |
| // Tell the display we are exiting split-screen mode. |
| toDisplay.onExitingSplitScreenMode(); |
| // 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. |
| for (int i = toDisplay.getChildCount() - 1; i >= 0; --i) { |
| final ActivityStack otherStack = toDisplay.getChildAt(i); |
| if (!otherStack.inSplitScreenSecondaryWindowingMode()) { |
| continue; |
| } |
| otherStack.setWindowingMode(WINDOWING_MODE_UNDEFINED); |
| } |
| |
| // 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; |
| } |
| |
| // 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()) { |
| mTmpOptions.setLaunchWindowingMode(WINDOWING_MODE_FULLSCREEN); |
| final int size = tasks.size(); |
| for (int i = 0; i < size; ++i) { |
| final TaskRecord task = tasks.get(i); |
| final ActivityStack toStack = toDisplay.getOrCreateStack( |
| null, mTmpOptions, task, task.getActivityType(), onTop); |
| |
| if (onTop) { |
| final boolean isTopTask = i == (size - 1); |
| // Defer resume until all the tasks have been moved to the fullscreen stack |
| task.reparent(toStack, ON_TOP, REPARENT_MOVE_STACK_TO_FRONT, |
| isTopTask /* animate */, DEFER_RESUME, |
| schedulePictureInPictureModeChange, |
| "moveTasksToFullscreenStack - onTop"); |
| MetricsLoggerWrapper.logPictureInPictureFullScreen(mService.mContext, |
| task.effectiveUid, task.realActivity.flattenToString()); |
| } else { |
| // 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(toStack, ON_TOP, |
| REPARENT_LEAVE_STACK_IN_PLACE, !ANIMATE, DEFER_RESUME, |
| schedulePictureInPictureModeChange, |
| "moveTasksToFullscreenStack - NOT_onTop"); |
| } |
| } |
| } |
| |
| ensureActivitiesVisibleLocked(null, 0, PRESERVE_WINDOWS); |
| resumeFocusedStacksTopActivitiesLocked(); |
| } 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 setSplitScreenResizing(boolean resizing) { |
| if (resizing == mDockedStackResizing) { |
| return; |
| } |
| |
| mDockedStackResizing = resizing; |
| mWindowManager.setDockedStackResizing(resizing); |
| |
| if (!resizing && mHasPendingDockedBounds) { |
| resizeDockedStackLocked(mPendingDockedBounds, mPendingTempDockedTaskBounds, |
| mPendingTempDockedTaskInsetBounds, mPendingTempOtherTaskBounds, |
| mPendingTempOtherTaskInsetBounds, PRESERVE_WINDOWS); |
| |
| mHasPendingDockedBounds = false; |
| mPendingDockedBounds = null; |
| mPendingTempDockedTaskBounds = null; |
| mPendingTempDockedTaskInsetBounds = null; |
| mPendingTempOtherTaskBounds = null; |
| mPendingTempOtherTaskInsetBounds = null; |
| } |
| } |
| |
| 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().getSplitScreenPrimaryStack(); |
| if (stack == null) { |
| Slog.w(TAG, "resizeDockedStackLocked: docked stack not found"); |
| return; |
| } |
| |
| if (mDockedStackResizing) { |
| mHasPendingDockedBounds = true; |
| mPendingDockedBounds = copyOrNull(dockedBounds); |
| mPendingTempDockedTaskBounds = copyOrNull(tempDockedTaskBounds); |
| mPendingTempDockedTaskInsetBounds = copyOrNull(tempDockedTaskInsetBounds); |
| mPendingTempOtherTaskBounds = copyOrNull(tempOtherTaskBounds); |
| mPendingTempOtherTaskInsetBounds = copyOrNull(tempOtherTaskInsetBounds); |
| } |
| |
| 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.getWindowingMode() == WINDOWING_MODE_FULLSCREEN |
| || (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 ActivityDisplay display = getDefaultDisplay(); |
| final Rect otherTaskRect = new Rect(); |
| for (int i = display.getChildCount() - 1; i >= 0; --i) { |
| final ActivityStack current = display.getChildAt(i); |
| if (current.getWindowingMode() == WINDOWING_MODE_SPLIT_SCREEN_PRIMARY) { |
| continue; |
| } |
| if (!current.affectedBySplitScreenResize()) { |
| continue; |
| } |
| if (mDockedStackResizing && !current.isTopActivityVisible()) { |
| // Non-visible stacks get resized once we're done with the resize |
| // interaction. |
| 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, !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().getPinnedStack(); |
| 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 && stack.isAnimatingBoundsToFullscreen()) { |
| // Use 0,0 as the position for the inset rect because we are headed for fullscreen. |
| insetBounds = tempRect; |
| insetBounds.top = 0; |
| insetBounds.left = 0; |
| insetBounds.right = tempPinnedTaskBounds.width(); |
| insetBounds.bottom = tempPinnedTaskBounds.height(); |
| } |
| if (pinnedBounds != null && tempPinnedTaskBounds == null) { |
| // We have finished the animation into PiP, and are resizing the tasks to match the |
| // stack bounds, while layouts are deferred, update any task state as a part of |
| // transitioning it from fullscreen into a floating state. |
| stack.onPipAnimationEndResize(); |
| } |
| stack.resize(pinnedBounds, tempPinnedTaskBounds, insetBounds); |
| stack.ensureVisibleActivitiesConfigurationLocked(r, false); |
| } finally { |
| mWindowManager.continueSurfaceLayout(); |
| Trace.traceEnd(TRACE_TAG_ACTIVITY_MANAGER); |
| } |
| } |
| |
| private void removeStackInSurfaceTransaction(ActivityStack stack) { |
| 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, "remove-stack"); |
| } |
| } |
| } |
| |
| /** |
| * Removes the stack associated with the given {@param stack}. If the {@param stack} 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 removeStack(ActivityStack stack) { |
| mWindowManager.inSurfaceTransaction(() -> removeStackInSurfaceTransaction(stack)); |
| } |
| |
| /** |
| * 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.get(i).removeStacksInWindowingModes(windowingModes); |
| } |
| } |
| |
| void removeStacksWithActivityTypes(int... activityTypes) { |
| for (int i = mActivityDisplays.size() - 1; i >= 0; --i) { |
| mActivityDisplays.get(i).removeStacksWithActivityTypes(activityTypes); |
| } |
| } |
| |
| /** |
| * See {@link #removeTaskByIdLocked(int, boolean, boolean, boolean)} |
| */ |
| boolean removeTaskByIdLocked(int taskId, boolean killProcess, boolean removeFromRecents, |
| String reason) { |
| return removeTaskByIdLocked(taskId, killProcess, removeFromRecents, !PAUSE_IMMEDIATELY, |
| reason); |
| } |
| |
| /** |
| * 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, String reason) { |
| final TaskRecord tr = anyTaskForIdLocked(taskId, MATCH_TASK_IN_STACKS_OR_RECENT_TASKS); |
| if (tr != null) { |
| tr.removeTaskActivitiesLocked(pauseImmediately, reason); |
| cleanUpRemovedTaskLocked(tr, killProcess, removeFromRecents); |
| mService.getLockTaskController().clearLockedTask(tr); |
| 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 cleanUpRemovedTaskLocked(TaskRecord tr, boolean killProcess, boolean removeFromRecents) { |
| if (removeFromRecents) { |
| mRecentTasks.remove(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. |
| final Message msg = PooledLambda.obtainMessage(ActivityManagerInternal::cleanUpServices, |
| mService.mAmInternal, tr.userId, component, new Intent(tr.getBaseIntent())); |
| mService.mH.sendMessage(msg); |
| |
| if (!killProcess) { |
| return; |
| } |
| |
| // Determine if the process(es) for this task should be killed. |
| final String pkg = component.getPackageName(); |
| ArrayList<Object> procsToKill = new ArrayList<>(); |
| ArrayMap<String, SparseArray<WindowProcessController>> pmap = |
| mService.mProcessNames.getMap(); |
| for (int i = 0; i < pmap.size(); i++) { |
| |
| SparseArray<WindowProcessController> uids = pmap.valueAt(i); |
| for (int j = 0; j < uids.size(); j++) { |
| WindowProcessController proc = uids.valueAt(j); |
| if (proc.mUserId != 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.mPkgList.contains(pkg)) { |
| // Don't kill process that is not associated with this task. |
| continue; |
| } |
| |
| if (!proc.shouldKillProcessForRemovedTask(tr)) { |
| // Don't kill process(es) that has an activity in a different task that is also |
| // in recents, or has an activity not stopped. |
| return; |
| } |
| |
| if (proc.hasForegroundServices()) { |
| // Don't kill process(es) with foreground service. |
| return; |
| } |
| |
| // Add process to kill list. |
| procsToKill.add(proc); |
| } |
| } |
| |
| // Kill the running processes. Post on handle since we don't want to hold the service lock |
| // while calling into AM. |
| final Message m = PooledLambda.obtainMessage( |
| ActivityManagerInternal::killProcessesForRemovedTask, mService.mAmInternal, |
| procsToKill); |
| mService.mH.sendMessage(m); |
| } |
| |
| /** |
| * Called to restore the state of the task into the stack that it's supposed to go into. |
| * |
| * @param task The recent task to be restored. |
| * @param aOptions The activity options to use for restoration. |
| * @param onTop If the stack for the task should be the topmost on the display. |
| * @return true if the task has been restored successfully. |
| */ |
| boolean restoreRecentTaskLocked(TaskRecord task, ActivityOptions aOptions, boolean onTop) { |
| final ActivityStack stack = getLaunchStack(null, aOptions, task, onTop); |
| 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, onTop, "restoreRecentTask"); |
| // TODO: move call for creation here and other place into Stack.addTask() |
| task.createWindowContainer(onTop, 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; |
| } |
| |
| @Override |
| public void onRecentTaskAdded(TaskRecord task) { |
| task.touchActiveTime(); |
| } |
| |
| @Override |
| public void onRecentTaskRemoved(TaskRecord task, boolean wasTrimmed, boolean killProcess) { |
| if (wasTrimmed) { |
| // Task was trimmed from the recent tasks list -- remove the active task record as well |
| // since the user won't really be able to go back to it |
| removeTaskByIdLocked(task.taskId, killProcess, false /* removeFromRecents */, |
| !PAUSE_IMMEDIATELY, "recent-task-trimmed"); |
| } |
| task.removedFromRecents(); |
| } |
| |
| /** |
| * 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. |
| */ |
| // TODO: Look into changing users to this method to ActivityDisplay.resolveWindowingMode() |
| 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); |
| } |
| |
| // Leave the task in its current stack or a fullscreen stack if it isn't resizeable and the |
| // preferred stack is in multi-window mode. |
| if (inMultiWindowMode && !task.isResizeable()) { |
| Slog.w(TAG, "Can not move unresizeable task=" + task + " to multi-window stack=" + stack |
| + " Moving to a fullscreen stack instead."); |
| if (prevStack != null) { |
| return prevStack; |
| } |
| stack = stack.getDisplay().createStack( |
| WINDOWING_MODE_FULLSCREEN, stack.getActivityType(), toTop); |
| } |
| 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 */, |
| "moveTopActivityToPinnedStack"); |
| return true; |
| } |
| |
| void moveActivityToPinnedStackLocked(ActivityRecord r, Rect sourceHintBounds, float aspectRatio, |
| 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); |
| |
| // Calculate the target bounds here before the task is reparented back into pinned windowing |
| // mode (which will reset the saved bounds) |
| final Rect destBounds = stack.getDefaultPictureInPictureBounds(aspectRatio); |
| |
| 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(stack, task.getOverrideBounds(), null /* tempTaskBounds */, |
| null /* tempTaskInsetBounds */, !PRESERVE_WINDOWS, |
| true /* allowResizeInDockedMode */, !DEFER_RESUME); |
| |
| if (task.mActivities.size() == 1) { |
| // 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(); |
| } |
| |
| 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); |
| resumeFocusedStacksTopActivitiesLocked(); |
| |
| mService.getTaskChangeNotificationController().notifyActivityPinned(r); |
| } |
| |
| ActivityRecord findTaskLocked(ActivityRecord r, int preferredDisplayId) { |
| if (DEBUG_TASKS) Slog.d(TAG_TASKS, "Looking for task of " + r); |
| mTmpFindTaskResult.clear(); |
| |
| // Looking up task on preferred display first |
| final ActivityDisplay preferredDisplay = getActivityDisplay(preferredDisplayId); |
| if (preferredDisplay != null) { |
| preferredDisplay.findTaskLocked(r, true /* isPreferredDisplay */, mTmpFindTaskResult); |
| if (mTmpFindTaskResult.mIdealMatch) { |
| return mTmpFindTaskResult.mRecord; |
| } |
| } |
| |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| if (display.mDisplayId == preferredDisplayId) { |
| continue; |
| } |
| |
| display.findTaskLocked(r, false /* isPreferredDisplay */, mTmpFindTaskResult); |
| if (mTmpFindTaskResult.mIdealMatch) { |
| return mTmpFindTaskResult.mRecord; |
| } |
| } |
| |
| if (DEBUG_TASKS && mTmpFindTaskResult.mRecord == null) Slog.d(TAG_TASKS, "No task found"); |
| return mTmpFindTaskResult.mRecord; |
| } |
| |
| ActivityRecord findActivityLocked(Intent intent, ActivityInfo info, |
| boolean compareIntentFilters) { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| final ActivityRecord ar = stack.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.get(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(); |
| mHandler.removeMessages(LAUNCH_TIMEOUT_MSG); |
| } |
| } |
| |
| applySleepTokensLocked(false /* applyToStacks */); |
| |
| checkReadyForSleepLocked(true /* allowDelay */); |
| } |
| |
| void prepareForShutdownLocked() { |
| for (int i = 0; i < mActivityDisplays.size(); i++) { |
| createSleepTokenLocked("shutdown", mActivityDisplays.get(i).mDisplayId); |
| } |
| } |
| |
| 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.mGlobalLock.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.get(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. |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| if (displayShouldSleep) { |
| stack.goToSleepIfPossible(false /* shuttingDown */); |
| } else { |
| stack.awakeFromSleepingLocked(); |
| if (stack.isFocusedStackOnDisplay() && !getKeyguardController() |
| .isKeyguardOrAodShowing(display.mDisplayId)) { |
| // If the keyguard is unlocked - resume immediately. |
| // It is possible that the display will not be awake at the time we |
| // process the keyguard going away, which can happen before the sleep token |
| // is released. As a result, it is important we resume the activity here. |
| resumeFocusedStacksTopActivitiesLocked(); |
| } |
| } |
| } |
| |
| 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 |
| sendPowerHintForLaunchEndIfNeeded(); |
| |
| removeSleepTimeouts(); |
| |
| if (mGoingToSleep.isHeld()) { |
| mGoingToSleep.release(); |
| } |
| if (mService.mShuttingDown) { |
| mService.mGlobalLock.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 ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| if (allowDelay) { |
| allSleep &= stack.goToSleepIfPossible(shuttingDown); |
| } else { |
| stack.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 (isTopDisplayFocusedStack(stack)) { |
| mService.updateUsageStats(r, true); |
| } |
| if (stack.getDisplay().allResumedActivitiesComplete()) { |
| ensureActivitiesVisibleLocked(null, 0, !PRESERVE_WINDOWS); |
| mWindowManager.executeAppTransition(); |
| return true; |
| } |
| return false; |
| } |
| |
| void handleAppCrashLocked(WindowProcessController app) { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| stack.handleAppCrashLocked(app); |
| } |
| } |
| } |
| |
| // 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.add(task); |
| mService.getTaskChangeNotificationController().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.getTopActivity(); |
| if (top != null) { |
| top.getTask().touchActiveTime(); |
| } |
| } |
| |
| void scheduleLaunchTaskBehindComplete(IBinder token) { |
| mHandler.obtainMessage(LAUNCH_TASK_BEHIND_COMPLETE, token).sendToTarget(); |
| } |
| |
| /** |
| * Make sure that all activities that need to be visible in the system actually are and update |
| * their configuration. |
| */ |
| void ensureActivitiesVisibleLocked(ActivityRecord starting, int configChanges, |
| boolean preserveWindows) { |
| ensureActivitiesVisibleLocked(starting, configChanges, preserveWindows, |
| true /* notifyClients */); |
| } |
| |
| /** |
| * @see #ensureActivitiesVisibleLocked(ActivityRecord, int, boolean) |
| */ |
| void ensureActivitiesVisibleLocked(ActivityRecord starting, int configChanges, |
| boolean preserveWindows, boolean notifyClients) { |
| getKeyguardController().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 ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| stack.ensureActivitiesVisibleLocked(starting, configChanges, preserveWindows, |
| notifyClients); |
| } |
| } |
| } finally { |
| getKeyguardController().endActivityVisibilityUpdate(); |
| } |
| } |
| |
| void addStartingWindowsForVisibleActivities(boolean taskSwitch) { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| stack.addStartingWindowsForVisibleActivities(taskSwitch); |
| } |
| } |
| } |
| |
| void invalidateTaskLayers() { |
| mTaskLayersChanged = true; |
| } |
| |
| void rankTaskLayersIfNeeded() { |
| if (!mTaskLayersChanged) { |
| return; |
| } |
| mTaskLayersChanged = false; |
| for (int displayNdx = 0; displayNdx < mActivityDisplays.size(); displayNdx++) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| int baseLayer = 0; |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| baseLayer += stack.rankTaskLayers(baseLayer); |
| } |
| } |
| } |
| |
| void clearOtherAppTimeTrackers(AppTimeTracker except) { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| stack.clearOtherAppTimeTrackers(except); |
| } |
| } |
| } |
| |
| void scheduleDestroyAllActivities(WindowProcessController app, String reason) { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| stack.scheduleDestroyActivities(app, reason); |
| } |
| } |
| } |
| |
| void releaseSomeActivitiesLocked(WindowProcessController app, String reason) { |
| // Tasks is non-null only if two or more tasks are found. |
| ArraySet<TaskRecord> tasks = app.getReleaseSomeActivitiesTasks(); |
| 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 ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| final int stackCount = display.getChildCount(); |
| // Step through all stacks starting from behind, to hit the oldest things first. |
| for (int stackNdx = 0; stackNdx < stackCount; stackNdx++) { |
| final ActivityStack stack = display.getChildAt(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 = getTopDisplayFocusedStack().getStackId(); |
| // We dismiss the docked stack whenever we switch users. |
| final ActivityStack dockedStack = getDefaultDisplay().getSplitScreenPrimaryStack(); |
| if (dockedStack != null) { |
| moveTasksToFullscreenStackLocked(dockedStack, dockedStack.isFocusedStackOnDisplay()); |
| } |
| // 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. |
| removeStacksInWindowingModes(WINDOWING_MODE_PINNED); |
| |
| mUserStackInFront.put(mCurrentUser, focusStackId); |
| final int restoreStackId = |
| mUserStackInFront.get(userId, getDefaultDisplay().getHomeStack().mStackId); |
| mCurrentUser = userId; |
| |
| mStartingUsers.add(uss); |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| stack.switchUserLocked(userId); |
| TaskRecord task = stack.topTask(); |
| if (task != null) { |
| stack.positionChildWindowContainerAtTop(task); |
| } |
| } |
| } |
| |
| ActivityStack stack = getStack(restoreStackId); |
| if (stack == null) { |
| stack = getDefaultDisplay().getHomeStack(); |
| } |
| final boolean homeInFront = stack.isActivityTypeHome(); |
| if (stack.isOnHomeDisplay()) { |
| stack.moveToFront("switchUserOnHomeDisplay"); |
| } else { |
| // Stack was moved to another display while user was swapped out. |
| resumeHomeActivity(null, "switchUserOnOtherDisplay", DEFAULT_DISPLAY); |
| } |
| return homeInFront; |
| } |
| |
| /** Checks whether the userid is a profile of the current user. */ |
| boolean isCurrentProfileLocked(int userId) { |
| if (userId == mCurrentUser) return true; |
| return mService.mAmInternal.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.isState(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); |
| |
| // Make sure to remove it in all cases in case we entered this block with |
| // shouldSleepOrShutDown |
| mActivitiesWaitingForVisibleActivity.remove(s); |
| mStoppingActivities.remove(activityNdx); |
| } |
| } |
| } |
| |
| return stops; |
| } |
| |
| void validateTopActivitiesLocked() { |
| for (int displayNdx = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| final ActivityRecord r = stack.topRunningActivityLocked(); |
| final ActivityState state = r == null ? DESTROYED : r.getState(); |
| if (isTopDisplayFocusedStack(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.getResumedActivity(); |
| 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 dumpDisplays(PrintWriter pw) { |
| for (int i = mActivityDisplays.size() - 1; i >= 0; --i) { |
| final ActivityDisplay display = mActivityDisplays.get(i); |
| pw.print("[id:" + display.mDisplayId + " stacks:"); |
| display.dumpStacks(pw); |
| pw.print("]"); |
| } |
| } |
| |
| public void dump(PrintWriter pw, String prefix) { |
| pw.println(); |
| pw.println("ActivityStackSupervisor state:"); |
| pw.print(prefix); |
| pw.println("topDisplayFocusedStack=" + getTopDisplayFocusedStack()); |
| 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.get(i); |
| display.dump(pw, prefix); |
| } |
| 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); |
| } |
| } |
| pw.print(prefix); pw.print("isHomeRecentsComponent="); |
| pw.print(mRecentTasks.isRecentsComponentHomeActivity(mCurrentUser)); |
| |
| getKeyguardController().dump(pw, prefix); |
| mService.getLockTaskController().dump(pw, prefix); |
| } |
| |
| public void writeToProto(ProtoOutputStream proto, long fieldId) { |
| final long token = proto.start(fieldId); |
| super.writeToProto(proto, CONFIGURATION_CONTAINER, false /* trim */); |
| for (int displayNdx = 0; displayNdx < mActivityDisplays.size(); ++displayNdx) { |
| final ActivityDisplay activityDisplay = mActivityDisplays.get(displayNdx); |
| activityDisplay.writeToProto(proto, DISPLAYS); |
| } |
| getKeyguardController().writeToProto(proto, KEYGUARD_CONTROLLER); |
| // TODO(b/111541062): Update tests to look for resumed activities on all displays |
| final ActivityStack focusedStack = getTopDisplayFocusedStack(); |
| if (focusedStack != null) { |
| proto.write(FOCUSED_STACK_ID, focusedStack.mStackId); |
| final ActivityRecord focusedActivity = focusedStack.getDisplay().getResumedActivity(); |
| if (focusedActivity != null) { |
| focusedActivity.writeIdentifierToProto(proto, RESUMED_ACTIVITY); |
| } |
| } else { |
| proto.write(FOCUSED_STACK_ID, INVALID_STACK_ID); |
| } |
| proto.write(IS_HOME_RECENTS_COMPONENT, |
| mRecentTasks.isRecentsComponentHomeActivity(mCurrentUser)); |
| mService.getActivityStartController().writeToProto(proto, PENDING_ACTIVITIES); |
| 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.get(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 getTopDisplayFocusedStack().getDumpActivitiesLocked(name); |
| } else { |
| ArrayList<ActivityRecord> activities = new ArrayList<>(); |
| int numDisplays = mActivityDisplays.size(); |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(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 = mActivityDisplays.size() - 1; displayNdx >= 0; --displayNdx) { |
| ActivityDisplay activityDisplay = mActivityDisplays.get(displayNdx); |
| pw.print("Display #"); pw.print(activityDisplay.mDisplayId); |
| pw.println(" (activities from top to bottom):"); |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| pw.println(); |
| pw.println(" Stack #" + stack.mStackId |
| + ": type=" + activityTypeToString(stack.getActivityType()) |
| + " mode=" + windowingModeToString(stack.getWindowingMode())); |
| pw.println(" isSleeping=" + stack.shouldSleepActivities()); |
| pw.println(" mBounds=" + stack.getOverrideBounds()); |
| |
| 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.getResumedActivity(), 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; |
| } |
| printThisActivity(pw, activityDisplay.getResumedActivity(), dumpPackage, needSep, |
| " ResumedActivity:"); |
| } |
| |
| 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.attachedToProcess()) { |
| // 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.getThread().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.mGlobalLock) { |
| getActivityDisplayOrCreateLocked(displayId); |
| mService.startHomeActivityLocked(mCurrentUser, "displayAdded", 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) { |
| for (int i = mActivityDisplays.size() - 1; i >= 0; --i) { |
| final ActivityDisplay activityDisplay = mActivityDisplays.get(i); |
| if (activityDisplay.mDisplayId == displayId) { |
| return activityDisplay; |
| } |
| } |
| return null; |
| } |
| |
| // TODO(multi-display): Look at all callpoints to make sure they make sense in multi-display. |
| ActivityDisplay getDefaultDisplay() { |
| return mDefaultDisplay; |
| } |
| |
| /** |
| * 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 = getActivityDisplay(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, display); |
| addChild(activityDisplay, ActivityDisplay.POSITION_BOTTOM); |
| mWindowManager.onDisplayAdded(displayId); |
| return activityDisplay; |
| } |
| |
| @VisibleForTesting |
| void addChild(ActivityDisplay activityDisplay, int position) { |
| positionChildAt(activityDisplay, position); |
| mWindowContainerController.positionChildAt( |
| activityDisplay.getWindowContainerController(), position); |
| } |
| |
| void removeChild(ActivityDisplay activityDisplay) { |
| // The caller must tell the controller of {@link ActivityDisplay} to release its container |
| // {@link DisplayContent}. That is done in {@link ActivityDisplay#releaseSelfIfNeeded}). |
| mActivityDisplays.remove(activityDisplay); |
| } |
| |
| private void calculateDefaultMinimalSizeOfResizeableTasks() { |
| final Resources res = mService.mContext.getResources(); |
| final float minimalSize = res.getDimension( |
| com.android.internal.R.dimen.default_minimal_size_resizable_task); |
| final DisplayMetrics dm = res.getDisplayMetrics(); |
| |
| mDefaultMinSizeOfResizeableTaskDp = (int) (minimalSize / dm.density); |
| } |
| |
| private void handleDisplayRemoved(int displayId) { |
| if (displayId == DEFAULT_DISPLAY) { |
| throw new IllegalArgumentException("Can't remove the primary display."); |
| } |
| |
| synchronized (mService.mGlobalLock) { |
| final ActivityDisplay activityDisplay = getActivityDisplay(displayId); |
| if (activityDisplay == null) { |
| return; |
| } |
| |
| activityDisplay.remove(); |
| |
| releaseSleepTokens(activityDisplay); |
| } |
| } |
| |
| private void handleDisplayChanged(int displayId) { |
| synchronized (mService.mGlobalLock) { |
| ActivityDisplay activityDisplay = getActivityDisplay(displayId); |
| // TODO: The following code block should be moved into {@link ActivityDisplay}. |
| 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; |
| } |
| } |
| |
| activityDisplay.updateBounds(); |
| } |
| mWindowManager.onDisplayChanged(displayId); |
| } |
| } |
| |
| SleepToken createSleepTokenLocked(String tag, int displayId) { |
| final ActivityDisplay display = getActivityDisplay(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); |
| |
| final ActivityDisplay display = getActivityDisplay(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 = getActivityDisplay(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.getIndexOf(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) { |
| final ActivityDisplay display = mActivityDisplays.get(displayNdx); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getChildAt(stackNdx); |
| list.add(getStackInfo(stack)); |
| } |
| } |
| return list; |
| } |
| |
| void handleNonResizableTaskIfNeeded(TaskRecord task, int preferredWindowingMode, |
| int preferredDisplayId, ActivityStack actualStack) { |
| handleNonResizableTaskIfNeeded(task, preferredWindowingMode, preferredDisplayId, |
| actualStack, false /* forceNonResizable */); |
| } |
| |
| void handleNonResizableTaskIfNeeded(TaskRecord task, int preferredWindowingMode, |
| int preferredDisplayId, ActivityStack actualStack, boolean forceNonResizable) { |
| final boolean isSecondaryDisplayPreferred = |
| (preferredDisplayId != DEFAULT_DISPLAY && preferredDisplayId != INVALID_DISPLAY); |
| final boolean inSplitScreenMode = actualStack != null |
| && actualStack.getDisplay().hasSplitScreenPrimaryStack(); |
| if (((!inSplitScreenMode && preferredWindowingMode != WINDOWING_MODE_SPLIT_SCREEN_PRIMARY) |
| && !isSecondaryDisplayPreferred) || !task.isActivityTypeStandardOrUndefined()) { |
| return; |
| } |
| |
| // Handle incorrect launch/move to secondary display if needed. |
| if (isSecondaryDisplayPreferred) { |
| final int actualDisplayId = task.getStack().mDisplayId; |
| if (!task.canBeLaunchedOnDisplay(actualDisplayId)) { |
| throw new IllegalStateException("Task resolved to incompatible display"); |
| } |
| if (preferredDisplayId != actualDisplayId) { |
| Slog.w(TAG, "Failed to put " + task + " on display " + preferredDisplayId); |
| // Display a warning toast that we failed to put a task on a secondary display. |
| mService.getTaskChangeNotificationController() |
| .notifyActivityLaunchOnSecondaryDisplayFailed(); |
| return; |
| } else if (!forceNonResizable && handleForcedResizableTask(task, |
| FORCED_RESIZEABLE_REASON_SECONDARY_DISPLAY)) { |
| return; |
| } |
| } |
| |
| if (!task.supportsSplitScreenWindowingMode() || forceNonResizable) { |
| // Display a warning toast that we tried to put an app that doesn't support split-screen |
| // in split-screen. |
| mService.getTaskChangeNotificationController().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().getSplitScreenPrimaryStack(); |
| if (dockedStack != null) { |
| moveTasksToFullscreenStackLocked(dockedStack, actualStack == dockedStack); |
| } |
| return; |
| } |
| |
| handleForcedResizableTask(task, FORCED_RESIZEABLE_REASON_SPLIT_SCREEN); |
| } |
| |
| /** |
| * @return {@code true} if the top activity of the task is forced to be resizable and the user |
| * was notified about activity being forced resized. |
| */ |
| private boolean handleForcedResizableTask(TaskRecord task, int reason) { |
| final ActivityRecord topActivity = task.getTopActivity(); |
| if (topActivity != null && topActivity.isNonResizableOrForcedResizable() |
| && !topActivity.noDisplay) { |
| final String packageName = topActivity.appInfo.packageName; |
| mService.getTaskChangeNotificationController().notifyActivityForcedResizable( |
| task.taskId, reason, packageName); |
| return true; |
| } |
| return false; |
| } |
| |
| 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.attachedToProcess()) { |
| 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.inPinnedWindowingMode() && !stack.inPinnedWindowingMode())) { |
| return; |
| } |
| |
| scheduleUpdatePictureInPictureModeIfNeeded(task, stack.getOverrideBounds()); |
| } |
| |
| 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.attachedToProcess()) { |
| mPipModeChangedActivities.add(r); |
| // If we are scheduling pip change, then remove this activity from multi-window |
| // change list as the processing of pip change will make sure multi-window changed |
| // message is processed in the right order relative to pip changed. |
| mMultiWindowModeChangedActivities.remove(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.attachedToProcess()) { |
| r.updatePictureInPictureMode(targetStackBounds, forceUpdate); |
| } |
| } |
| } |
| |
| void setDockedStackMinimized(boolean minimized) { |
| // Get currently focused stack before setting mIsDockMinimized. We do this because if |
| // split-screen is active, primary stack will not be focusable (see #isFocusable) while |
| // still occluding other stacks. This will cause getTopDisplayFocusedStack() to return null. |
| final ActivityStack current = getTopDisplayFocusedStack(); |
| mIsDockMinimized = minimized; |
| if (mIsDockMinimized) { |
| if (current.inSplitScreenPrimaryWindowingMode()) { |
| // The primary split-screen stack can't be focused while it is minimize, so move |
| // focus to something else. |
| current.adjustFocusToNextFocusableStack("setDockedStackMinimized"); |
| } |
| } |
| } |
| |
| 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.mGlobalLock) { |
| 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.mGlobalLock) { |
| 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.mGlobalLock) { |
| 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.mGlobalLock) { |
| resumeFocusedStacksTopActivitiesLocked(); |
| } |
| } break; |
| case SLEEP_TIMEOUT_MSG: { |
| synchronized (mService.mGlobalLock) { |
| if (mService.isSleepingOrShuttingDownLocked()) { |
| Slog.w(TAG, "Sleep timeout! Sleeping now."); |
| checkReadyForSleepLocked(false /* allowDelay */); |
| } |
| } |
| } break; |
| case LAUNCH_TIMEOUT_MSG: { |
| synchronized (mService.mGlobalLock) { |
| 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.mGlobalLock) { |
| ActivityRecord r = ActivityRecord.forTokenLocked((IBinder) msg.obj); |
| if (r != null) { |
| handleLaunchTaskBehindCompleteLocked(r); |
| } |
| } |
| } break; |
| |
| } |
| } |
| } |
| |
| ActivityStack findStackBehind(ActivityStack stack) { |
| final ActivityDisplay display = getActivityDisplay(stack.mDisplayId); |
| if (display != null) { |
| for (int i = display.getChildCount() - 1; i >= 0; i--) { |
| if (display.getChildAt(i) == stack && i > 0) { |
| return display.getChildAt(i - 1); |
| } |
| } |
| } |
| throw new IllegalStateException("Failed to find a stack behind stack=" + stack |
| + " in=" + display); |
| } |
| |
| /** |
| * Puts a task into resizing mode during the next app transition. |
| * |
| * @param task The task to put into resizing mode |
| */ |
| void setResizingDuringAnimation(TaskRecord task) { |
| mResizingTasksDuringAnimation.add(task.taskId); |
| task.setTaskDockedResizing(true); |
| } |
| |
| int startActivityFromRecents(int callingPid, int callingUid, int taskId, |
| SafeActivityOptions options) { |
| TaskRecord task = null; |
| final String callingPackage; |
| final Intent intent; |
| final int userId; |
| int activityType = ACTIVITY_TYPE_UNDEFINED; |
| int windowingMode = WINDOWING_MODE_UNDEFINED; |
| final ActivityOptions activityOptions = options != null |
| ? options.getOptions(this) |
| : null; |
| if (activityOptions != null) { |
| activityType = activityOptions.getLaunchActivityType(); |
| windowingMode = activityOptions.getLaunchWindowingMode(); |
| } |
| if (activityType == ACTIVITY_TYPE_HOME || activityType == ACTIVITY_TYPE_RECENTS) { |
| throw new IllegalArgumentException("startActivityFromRecents: Task " |
| + taskId + " can't be launch in the home/recents stack."); |
| } |
| |
| mWindowManager.deferSurfaceLayout(); |
| try { |
| if (windowingMode == WINDOWING_MODE_SPLIT_SCREEN_PRIMARY) { |
| mWindowManager.setDockedStackCreateState( |
| activityOptions.getSplitScreenCreateMode(), 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. |
| deferUpdateRecentsHomeStackBounds(); |
| mWindowManager.prepareAppTransition(TRANSIT_DOCK_TASK_FROM_RECENTS, false); |
| } |
| |
| task = anyTaskForIdLocked(taskId, MATCH_TASK_IN_STACKS_OR_RECENT_TASKS_AND_RESTORE, |
| activityOptions, ON_TOP); |
| if (task == null) { |
| continueUpdateRecentsHomeStackBounds(); |
| mWindowManager.executeAppTransition(); |
| throw new IllegalArgumentException( |
| "startActivityFromRecents: Task " + taskId + " not found."); |
| } |
| |
| if (windowingMode != WINDOWING_MODE_SPLIT_SCREEN_PRIMARY) { |
| // We always want to return to the home activity instead of the recents activity |
| // from whatever is started from the recents activity, so move the home stack |
| // forward. |
| // TODO (b/115289124): Multi-display supports for recents. |
| getDefaultDisplay().moveHomeStackToFront("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.mAmInternal.shouldConfirmCredentials(task.userId) |
| && task.getRootActivity() != null) { |
| final ActivityRecord targetActivity = task.getTopActivity(); |
| |
| sendPowerHintForLaunchStartIfNeeded(true /* forceSend */, targetActivity); |
| mActivityMetricsLogger.notifyActivityLaunching(); |
| try { |
| mService.moveTaskToFrontLocked(task.taskId, 0, options, |
| true /* fromRecents */); |
| } finally { |
| mActivityMetricsLogger.notifyActivityLaunched(START_TASK_TO_FRONT, |
| targetActivity); |
| } |
| |
| mService.getActivityStartController().postStartActivityProcessingForLastStarter( |
| task.getTopActivity(), ActivityManager.START_TASK_TO_FRONT, |
| task.getStack()); |
| return ActivityManager.START_TASK_TO_FRONT; |
| } |
| callingPackage = task.mCallingPackage; |
| intent = task.intent; |
| intent.addFlags(Intent.FLAG_ACTIVITY_LAUNCHED_FROM_HISTORY); |
| userId = task.userId; |
| return mService.getActivityStartController().startActivityInPackage( |
| task.mCallingUid, callingPid, callingUid, callingPackage, intent, null, null, |
| null, 0, 0, options, userId, task, "startActivityFromRecents", |
| false /* validateIncomingUser */, null /* originatingPendingIntent */); |
| } finally { |
| if (windowingMode == WINDOWING_MODE_SPLIT_SCREEN_PRIMARY && task != null) { |
| // 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. |
| setResizingDuringAnimation(task); |
| |
| final ActivityDisplay display = task.getStack().getDisplay(); |
| final ActivityStack topSecondaryStack = |
| display.getTopStackInWindowingMode(WINDOWING_MODE_SPLIT_SCREEN_SECONDARY); |
| if (topSecondaryStack.isActivityTypeHome()) { |
| // If the home activity is the top split-screen secondary stack, then the |
| // primary split-screen stack is in the minimized mode which means it can't |
| // receive input keys, so we should move the focused app to the home app so that |
| // window manager can correctly calculate the focus window that can receive |
| // input keys. |
| display.moveHomeStackToFront( |
| "startActivityFromRecents: homeVisibleInSplitScreen"); |
| |
| // Immediately update the minimized docked stack mode, the upcoming animation |
| // for the docked activity (WMS.overridePendingAppTransitionMultiThumbFuture) |
| // will do the animation to the target bounds |
| mWindowManager.checkSplitScreenMinimizedChanged(false /* animate */); |
| } |
| } |
| 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<>(); |
| final ActivityStack topFocusedStack = getTopDisplayFocusedStack(); |
| // Traverse all displays. |
| for (int i = mActivityDisplays.size() - 1; i >= 0; i--) { |
| final ActivityDisplay display = mActivityDisplays.get(i); |
| // Traverse all stacks on a display. |
| for (int j = display.getChildCount() - 1; j >= 0; --j) { |
| final ActivityStack stack = display.getChildAt(j); |
| // Get top activity from a visible stack and add it to the list. |
| if (stack.shouldBeVisible(null /* starting */)) { |
| final ActivityRecord top = stack.getTopActivity(); |
| if (top != null) { |
| if (stack == topFocusedStack) { |
| 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; |
| /** Time stamp when we started to wait for {@link WaitResult}. */ |
| private final long mStartTimeMs; |
| |
| WaitInfo(ComponentName targetComponent, WaitResult result, long startTimeMs) { |
| this.mTargetComponent = targetComponent; |
| this.mResult = result; |
| this.mStartTimeMs = startTimeMs; |
| } |
| |
| public boolean matches(ComponentName targetComponent) { |
| return mTargetComponent == null || mTargetComponent.equals(targetComponent); |
| } |
| |
| public WaitResult getResult() { |
| return mResult; |
| } |
| |
| public long getStartTime() { |
| return mStartTimeMs; |
| } |
| |
| 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.mGlobalLock) { |
| removeSleepTokenLocked(this); |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return "{\"" + mTag + "\", display " + mDisplayId |
| + ", acquire at " + TimeUtils.formatUptime(mAcquireTime) + "}"; |
| } |
| } |
| |
| } |