Support non-resizeable activities on secondary displays

When launching a non-resizeable activity to different display,
check if the new configuration should update to activities and
notify systemui to show a toast activity with message "App may
not work on a secondary display".

Bug: 112288258
Bug: 112963441
Test: atest ActivityManagerMultiDisplayTests
Test: atest FrameworksServicesTests:ActivityRecordTests
Change-Id: If86bb8593ecca382074583e6bb998fcba1ee96aa
diff --git a/services/core/java/com/android/server/am/ActivityRecord.java b/services/core/java/com/android/server/am/ActivityRecord.java
index 628207c..2199bb7 100644
--- a/services/core/java/com/android/server/am/ActivityRecord.java
+++ b/services/core/java/com/android/server/am/ActivityRecord.java
@@ -17,18 +17,18 @@
 package com.android.server.am;
 
 import static android.app.ActivityManager.LOCK_TASK_MODE_NONE;
-import static android.app.ActivityTaskManager.INVALID_STACK_ID;
 import static android.app.ActivityManager.TaskDescription.ATTR_TASKDESCRIPTION_PREFIX;
 import static android.app.ActivityOptions.ANIM_CLIP_REVEAL;
 import static android.app.ActivityOptions.ANIM_CUSTOM;
+import static android.app.ActivityOptions.ANIM_OPEN_CROSS_PROFILE_APPS;
 import static android.app.ActivityOptions.ANIM_REMOTE_ANIMATION;
 import static android.app.ActivityOptions.ANIM_SCALE_UP;
 import static android.app.ActivityOptions.ANIM_SCENE_TRANSITION;
-import static android.app.ActivityOptions.ANIM_OPEN_CROSS_PROFILE_APPS;
 import static android.app.ActivityOptions.ANIM_THUMBNAIL_ASPECT_SCALE_DOWN;
 import static android.app.ActivityOptions.ANIM_THUMBNAIL_ASPECT_SCALE_UP;
 import static android.app.ActivityOptions.ANIM_THUMBNAIL_SCALE_DOWN;
 import static android.app.ActivityOptions.ANIM_THUMBNAIL_SCALE_UP;
+import static android.app.ActivityTaskManager.INVALID_STACK_ID;
 import static android.app.AppOpsManager.MODE_ALLOWED;
 import static android.app.AppOpsManager.OP_PICTURE_IN_PICTURE;
 import static android.app.WindowConfiguration.ACTIVITY_TYPE_ASSISTANT;
@@ -81,6 +81,8 @@
 import static android.os.Build.VERSION_CODES.O;
 import static android.os.Process.SYSTEM_UID;
 import static android.os.Trace.TRACE_TAG_ACTIVITY_MANAGER;
+import static android.view.WindowManagerPolicyConstants.NAV_BAR_LEFT;
+
 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_CONFIGURATION;
 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_SAVED_STATE;
 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_STATES;
@@ -93,6 +95,13 @@
 import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_VISIBILITY;
 import static com.android.server.am.ActivityManagerDebugConfig.TAG_AM;
 import static com.android.server.am.ActivityManagerDebugConfig.TAG_WITH_CLASS_NAME;
+import static com.android.server.am.ActivityRecordProto.CONFIGURATION_CONTAINER;
+import static com.android.server.am.ActivityRecordProto.FRONT_OF_TASK;
+import static com.android.server.am.ActivityRecordProto.IDENTIFIER;
+import static com.android.server.am.ActivityRecordProto.PROC_ID;
+import static com.android.server.am.ActivityRecordProto.STATE;
+import static com.android.server.am.ActivityRecordProto.TRANSLUCENT;
+import static com.android.server.am.ActivityRecordProto.VISIBLE;
 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;
@@ -110,14 +119,6 @@
 import static com.android.server.am.TaskPersister.DEBUG;
 import static com.android.server.am.TaskPersister.IMAGE_EXTENSION;
 import static com.android.server.am.TaskRecord.INVALID_TASK_ID;
-import static com.android.server.am.ActivityRecordProto.CONFIGURATION_CONTAINER;
-import static com.android.server.am.ActivityRecordProto.FRONT_OF_TASK;
-import static com.android.server.am.ActivityRecordProto.IDENTIFIER;
-import static com.android.server.am.ActivityRecordProto.PROC_ID;
-import static com.android.server.am.ActivityRecordProto.STATE;
-import static com.android.server.am.ActivityRecordProto.TRANSLUCENT;
-import static com.android.server.am.ActivityRecordProto.VISIBLE;
-import static com.android.server.policy.WindowManagerPolicy.NAV_BAR_LEFT;
 import static com.android.server.wm.IdentifierProto.HASH_CODE;
 import static com.android.server.wm.IdentifierProto.TITLE;
 import static com.android.server.wm.IdentifierProto.USER_ID;
@@ -132,6 +133,7 @@
 import android.app.PendingIntent;
 import android.app.PictureInPictureParams;
 import android.app.ResultInfo;
+import android.app.servertransaction.ActivityConfigurationChangeItem;
 import android.app.servertransaction.ActivityLifecycleItem;
 import android.app.servertransaction.ActivityRelaunchItem;
 import android.app.servertransaction.ClientTransaction;
@@ -143,7 +145,6 @@
 import android.app.servertransaction.PipModeChangeItem;
 import android.app.servertransaction.ResumeActivityItem;
 import android.app.servertransaction.WindowVisibilityItem;
-import android.app.servertransaction.ActivityConfigurationChangeItem;
 import android.content.ComponentName;
 import android.content.Intent;
 import android.content.pm.ActivityInfo;
@@ -1279,20 +1280,14 @@
 
     /**
      * Check whether this activity can be launched on the specified display.
+     *
      * @param displayId Target display id.
-     * @return {@code true} if either it is the default display or this activity is resizeable and
-     *         can be put a secondary screen.
+     * @return {@code true} if either it is the default display or this activity can be put on a
+     *         secondary screen.
      */
     boolean canBeLaunchedOnDisplay(int displayId) {
-        final TaskRecord task = getTask();
-
-        // The resizeability of an Activity's parent task takes precendence over the ActivityInfo.
-        // This allows for a non resizable activity to be launched into a resizeable task.
-        final boolean resizeable =
-                task != null ? task.isResizeable() : supportsResizeableMultiWindow();
-
-        return service.mStackSupervisor.canPlaceEntityOnDisplay(displayId,
-                resizeable, launchedFromPid, launchedFromUid, info);
+        return service.mStackSupervisor.canPlaceEntityOnDisplay(displayId, launchedFromPid,
+                launchedFromUid, info);
     }
 
     /**
@@ -2495,6 +2490,14 @@
         }
     }
 
+    /**
+     * @return {@code true} if this activity was reparented to another display but
+     *         {@link #ensureActivityConfiguration} is not called.
+     */
+    boolean shouldUpdateConfigForDisplayChanged() {
+        return mLastReportedDisplayId != getDisplayId();
+    }
+
     boolean ensureActivityConfiguration(int globalChanges, boolean preserveWindow) {
         return ensureActivityConfiguration(globalChanges, preserveWindow,
                 false /* ignoreStopState */);
diff --git a/services/core/java/com/android/server/am/ActivityStack.java b/services/core/java/com/android/server/am/ActivityStack.java
index aa4e68d..91e677b 100644
--- a/services/core/java/com/android/server/am/ActivityStack.java
+++ b/services/core/java/com/android/server/am/ActivityStack.java
@@ -5375,12 +5375,14 @@
         display.positionChildAtTop(this, false /* includingParents */);
     }
 
+    /** NOTE: Should only be called from {@link TaskRecord#reparent}. */
     void moveToFrontAndResumeStateIfNeeded(ActivityRecord r, boolean moveToFront, boolean setResume,
             boolean setPause, String reason) {
         if (!moveToFront) {
             return;
         }
 
+        final ActivityState origState = r.getState();
         // If the activity owns the last resumed activity, transfer that together,
         // so that we don't resume the same activity again in the new stack.
         // Apps may depend on onResume()/onPause() being called in pairs.
@@ -5393,9 +5395,14 @@
             mPausingActivity = r;
             schedulePauseTimeout(r);
         }
-        // Move the stack in which we are placing the activity to the front. The call will also
-        // make sure the activity focus is set.
+        // Move the stack in which we are placing the activity to the front.
         moveToFront(reason);
+        // If the original state is resumed, there is no state change to update focused app.
+        // So here makes sure the activity focus is set if it is the top.
+        if (origState == RESUMED && r == mStackSupervisor.getTopResumedActivity()) {
+            // TODO(b/111361570): Support multiple focused apps in WM
+            mService.setResumedActivityUncheckLocked(r, reason);
+        }
     }
 
     public int getStackId() {
diff --git a/services/core/java/com/android/server/am/ActivityStackSupervisor.java b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
index 310898e..8649e83 100644
--- a/services/core/java/com/android/server/am/ActivityStackSupervisor.java
+++ b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
@@ -488,8 +488,8 @@
     }
 
     /** Check if placing task or activity on specified display is allowed. */
-    boolean canPlaceEntityOnDisplay(int displayId, boolean resizeable, int callingPid,
-            int callingUid, ActivityInfo activityInfo) {
+    boolean canPlaceEntityOnDisplay(int displayId, int callingPid, int callingUid,
+            ActivityInfo activityInfo) {
         if (displayId == DEFAULT_DISPLAY) {
             // No restrictions for the default display.
             return true;
@@ -498,10 +498,6 @@
             // Can't launch on secondary displays if feature is not supported.
             return false;
         }
-        if (!resizeable && !displayConfigMatchesGlobal(displayId)) {
-            // Can't apply wrong configuration to non-resizeable activities.
-            return false;
-        }
         if (!isCallerAllowedToLaunchOnDisplay(callingPid, callingUid, displayId, activityInfo)) {
             // Can't place activities to a display that has restricted launch rules.
             // In this case the request should be made by explicitly adding target display id and
@@ -4530,11 +4526,14 @@
             mService.setTaskWindowingMode(task.taskId,
                     WINDOWING_MODE_FULLSCREEN_OR_SPLIT_SCREEN_SECONDARY, true /* toTop */);
             if (preferredDisplayId != actualDisplayId) {
-                // Display a warning toast that we tried to put a non-resizeable task on a secondary
-                // display with config different from global config.
+                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;
             }
         }
 
@@ -4554,16 +4553,23 @@
             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) {
+                && !topActivity.noDisplay) {
             final String packageName = topActivity.appInfo.packageName;
-            final int reason = isSecondaryDisplayPreferred
-                    ? FORCED_RESIZEABLE_REASON_SECONDARY_DISPLAY
-                    : FORCED_RESIZEABLE_REASON_SPLIT_SCREEN;
             mService.getTaskChangeNotificationController().notifyActivityForcedResizable(
                     task.taskId, reason, packageName);
+            return true;
         }
+        return false;
     }
 
     void activityRelaunchedLocked(IBinder token) {
diff --git a/services/core/java/com/android/server/am/ActivityStarter.java b/services/core/java/com/android/server/am/ActivityStarter.java
index eb41fe7..c4a6d89 100644
--- a/services/core/java/com/android/server/am/ActivityStarter.java
+++ b/services/core/java/com/android/server/am/ActivityStarter.java
@@ -52,6 +52,7 @@
 import static android.content.pm.ActivityInfo.LAUNCH_SINGLE_TOP;
 import static android.view.Display.DEFAULT_DISPLAY;
 import static android.view.Display.INVALID_DISPLAY;
+
 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_CONFIGURATION;
 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_FOCUS;
 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_PERMISSIONS_REVIEW;
@@ -944,7 +945,8 @@
                 auxiliaryResponse == null ? null : auxiliaryResponse.filters);
     }
 
-    void postStartActivityProcessing(ActivityRecord r, int result, ActivityStack targetStack) {
+    void postStartActivityProcessing(ActivityRecord r, int result,
+            ActivityStack startedActivityStack) {
         if (ActivityManager.isStartResultFatalError(result)) {
             return;
         }
@@ -956,14 +958,6 @@
         // about this, so it waits for the new activity to become visible instead.
         mSupervisor.reportWaitingActivityLaunchedIfNeeded(r, result);
 
-        ActivityStack startedActivityStack = null;
-        final ActivityStack currentStack = r.getStack();
-        if (currentStack != null) {
-            startedActivityStack = currentStack;
-        } else if (mTargetStack != null) {
-            startedActivityStack = targetStack;
-        }
-
         if (startedActivityStack == null) {
             return;
         }
@@ -1239,23 +1233,41 @@
                 int startFlags, boolean doResume, ActivityOptions options, TaskRecord inTask,
                 ActivityRecord[] outActivity) {
         int result = START_CANCELED;
+        final ActivityStack startedActivityStack;
         try {
             mService.mWindowManager.deferSurfaceLayout();
             result = startActivityUnchecked(r, sourceRecord, voiceSession, voiceInteractor,
                     startFlags, doResume, options, inTask, outActivity);
         } finally {
-            // If we are not able to proceed, disassociate the activity from the task. Leaving an
-            // activity in an incomplete state can lead to issues, such as performing operations
-            // without a window container.
-            final ActivityStack stack = mStartActivity.getStack();
-            if (!ActivityManager.isStartResultSuccessful(result) && stack != null) {
-                stack.finishActivityLocked(mStartActivity, RESULT_CANCELED,
-                        null /* intentResultData */, "startActivity", true /* oomAdj */);
+            final ActivityStack currentStack = r.getStack();
+            startedActivityStack = currentStack != null ? currentStack : mTargetStack;
+
+            if (ActivityManager.isStartResultSuccessful(result)) {
+                if (startedActivityStack != null) {
+                    // If there is no state change (e.g. a resumed activity is reparented to
+                    // top of another display) to trigger a visibility/configuration checking,
+                    // we have to update the configuration for changing to different display.
+                    final ActivityRecord currentTop =
+                            startedActivityStack.topRunningActivityLocked();
+                    if (currentTop != null && currentTop.shouldUpdateConfigForDisplayChanged()) {
+                        mSupervisor.ensureVisibilityAndConfig(currentTop, currentTop.getDisplayId(),
+                                true /* markFrozenIfConfigChanged */, false /* deferResume */);
+                    }
+                }
+            } else {
+                // If we are not able to proceed, disassociate the activity from the task.
+                // Leaving an activity in an incomplete state can lead to issues, such as
+                // performing operations without a window container.
+                final ActivityStack stack = mStartActivity.getStack();
+                if (stack != null) {
+                    stack.finishActivityLocked(mStartActivity, RESULT_CANCELED,
+                            null /* intentResultData */, "startActivity", true /* oomAdj */);
+                }
             }
             mService.mWindowManager.continueSurfaceLayout();
         }
 
-        postStartActivityProcessing(r, result, mTargetStack);
+        postStartActivityProcessing(r, result, startedActivityStack);
 
         return result;
     }
diff --git a/services/core/java/com/android/server/am/ActivityTaskManagerService.java b/services/core/java/com/android/server/am/ActivityTaskManagerService.java
index 212844a..6935703d 100644
--- a/services/core/java/com/android/server/am/ActivityTaskManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityTaskManagerService.java
@@ -4688,11 +4688,7 @@
         return mSleeping;
     }
 
-    /**
-     * Update AMS states when an activity is resumed. This should only be called by
-     * {@link ActivityStack#onActivityStateChanged(
-     * ActivityRecord, ActivityStack.ActivityState, String)} when an activity is resumed.
-     */
+    /** Update AMS states when an activity is resumed. */
     void setResumedActivityUncheckLocked(ActivityRecord r, String reason) {
         final TaskRecord task = r.getTask();
         if (task.isActivityTypeStandard()) {
diff --git a/services/core/java/com/android/server/am/TaskRecord.java b/services/core/java/com/android/server/am/TaskRecord.java
index 7256e23..9b42d65 100644
--- a/services/core/java/com/android/server/am/TaskRecord.java
+++ b/services/core/java/com/android/server/am/TaskRecord.java
@@ -1521,14 +1521,14 @@
 
     /**
      * Check whether this task can be launched on the specified display.
+     *
      * @param displayId Target display id.
-     * @return {@code true} if either it is the default display or this activity is resizeable and
-     *         can be put a secondary screen.
+     * @return {@code true} if either it is the default display or this activity can be put on a
+     *         secondary display.
      */
     boolean canBeLaunchedOnDisplay(int displayId) {
         return mService.mStackSupervisor.canPlaceEntityOnDisplay(displayId,
-                isResizeable(false /* checkSupportsPip */), -1 /* don't check PID */,
-                -1 /* don't check UID */, null /* activityInfo */);
+                -1 /* don't check PID */, -1 /* don't check UID */, null /* activityInfo */);
     }
 
     /**