Merge "Fix unresponsive swipe up after launching a non-running app from overview" into main
diff --git a/quickstep/src/com/android/launcher3/uioverrides/flags/DebugFlag.java b/quickstep/src/com/android/launcher3/uioverrides/flags/DebugFlag.java
index 481e200..630ef39 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/flags/DebugFlag.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/flags/DebugFlag.java
@@ -15,6 +15,8 @@
  */
 package com.android.launcher3.uioverrides.flags;
 
+import static com.android.launcher3.uioverrides.flags.FlagsFactory.TEAMFOOD_FLAG;
+
 import androidx.annotation.NonNull;
 
 import com.android.launcher3.config.FeatureFlags.BooleanFlag;
@@ -35,6 +37,21 @@
         this.description = description;
     }
 
+    /**
+     * Returns {@code true} if this flag's value has been modified from its default.
+     * <p>
+     * This helps to identify which flags have been toggled in log dumps and bug reports to
+     * further help triaging and debugging.
+     */
+    boolean currentValueModified() {
+        switch (defaultValue) {
+            case ENABLED: return !get();
+            case TEAMFOOD: return TEAMFOOD_FLAG.get() != get();
+            case DISABLED: return get();
+            default: return true;
+        }
+    }
+
     @Override
     public String toString() {
         return key + ": defaultValue=" + defaultValue + ", mCurrentValue=" + get();
diff --git a/quickstep/src/com/android/launcher3/uioverrides/flags/DeviceFlag.java b/quickstep/src/com/android/launcher3/uioverrides/flags/DeviceFlag.java
index 035beb4..915f4ae 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/flags/DeviceFlag.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/flags/DeviceFlag.java
@@ -29,6 +29,11 @@
     }
 
     @Override
+    boolean currentValueModified() {
+        return super.currentValueModified() || mDefaultValueInCode != get();
+    }
+
+    @Override
     public String toString() {
         return super.toString() + ", mDefaultValueInCode=" + mDefaultValueInCode;
     }
diff --git a/quickstep/src/com/android/launcher3/uioverrides/flags/FlagsFactory.java b/quickstep/src/com/android/launcher3/uioverrides/flags/FlagsFactory.java
index 28d4bf8..48d313e 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/flags/FlagsFactory.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/flags/FlagsFactory.java
@@ -175,7 +175,7 @@
         synchronized (sDebugFlags) {
             for (DebugFlag flag : sDebugFlags) {
                 if (flag instanceof DeviceFlag) {
-                    pw.println("    " + flag);
+                    pw.println((flag.currentValueModified() ? "  ->" : "    ") + flag);
                 }
             }
         }
@@ -185,11 +185,11 @@
                 pw.println("    " + flag);
             }
         }
-        pw.println("DebugFlags:");
+        pw.println("  DebugFlags:");
         synchronized (sDebugFlags) {
             for (DebugFlag flag : sDebugFlags) {
                 if (!(flag instanceof DeviceFlag)) {
-                    pw.println("  " + flag);
+                    pw.println((flag.currentValueModified() ? "  ->" : "    ") + flag);
                 }
             }
         }
diff --git a/quickstep/src/com/android/quickstep/GestureState.java b/quickstep/src/com/android/quickstep/GestureState.java
index 49ec85e..575be5f 100644
--- a/quickstep/src/com/android/quickstep/GestureState.java
+++ b/quickstep/src/com/android/quickstep/GestureState.java
@@ -29,13 +29,15 @@
 import static com.android.quickstep.util.ActiveGestureErrorDetector.GestureEvent.SET_END_TARGET_HOME;
 import static com.android.quickstep.util.ActiveGestureErrorDetector.GestureEvent.SET_END_TARGET_NEW_TASK;
 
-import android.annotation.Nullable;
 import android.annotation.TargetApi;
 import android.content.Intent;
 import android.os.Build;
 import android.view.MotionEvent;
 import android.view.RemoteAnimationTarget;
 
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
 import com.android.launcher3.statemanager.BaseState;
 import com.android.launcher3.statemanager.StatefulActivity;
 import com.android.quickstep.TopTaskTracker.CachedTaskInfo;
@@ -303,6 +305,7 @@
     /**
      * @return the running task for this gesture.
      */
+    @Nullable
     public CachedTaskInfo getRunningTask() {
         return mRunningTask;
     }
@@ -336,7 +339,7 @@
     /**
      * Updates the running task for the gesture to be the given {@param runningTask}.
      */
-    public void updateRunningTask(CachedTaskInfo runningTask) {
+    public void updateRunningTask(@NonNull CachedTaskInfo runningTask) {
         mRunningTask = runningTask;
     }
 
diff --git a/quickstep/src/com/android/quickstep/LauncherActivityInterface.java b/quickstep/src/com/android/quickstep/LauncherActivityInterface.java
index 5784c37..feaa063 100644
--- a/quickstep/src/com/android/quickstep/LauncherActivityInterface.java
+++ b/quickstep/src/com/android/quickstep/LauncherActivityInterface.java
@@ -276,8 +276,11 @@
     @Override
     public boolean isInLiveTileMode() {
         Launcher launcher = getCreatedActivity();
-        return launcher != null && launcher.getStateManager().getState() == OVERVIEW &&
-                launcher.isStarted();
+
+        return launcher != null
+                && launcher.getStateManager().getState() == OVERVIEW
+                && launcher.isStarted()
+                && TopTaskTracker.INSTANCE.get(launcher).getCachedTopTask(false).isHomeTask();
     }
 
     @Override
diff --git a/quickstep/src/com/android/quickstep/TopTaskTracker.java b/quickstep/src/com/android/quickstep/TopTaskTracker.java
index f1af2ed..a2a6dde 100644
--- a/quickstep/src/com/android/quickstep/TopTaskTracker.java
+++ b/quickstep/src/com/android/quickstep/TopTaskTracker.java
@@ -29,6 +29,7 @@
 import android.app.ActivityManager.RunningTaskInfo;
 import android.content.Context;
 
+import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.annotation.UiThread;
 
@@ -178,6 +179,7 @@
     /**
      * Returns the CachedTaskInfo for the top most task
      */
+    @NonNull
     @UiThread
     public CachedTaskInfo getCachedTopTask(boolean filterOnlyVisibleRecents) {
         if (filterOnlyVisibleRecents) {
diff --git a/quickstep/src/com/android/quickstep/TouchInteractionService.java b/quickstep/src/com/android/quickstep/TouchInteractionService.java
index b4fe5e4..0ad56fb 100644
--- a/quickstep/src/com/android/quickstep/TouchInteractionService.java
+++ b/quickstep/src/com/android/quickstep/TouchInteractionService.java
@@ -854,7 +854,11 @@
         if (mTaskAnimationManager.isRecentsAnimationRunning()) {
             gestureState = new GestureState(mOverviewComponentObserver,
                     ActiveGestureLog.INSTANCE.getLogId());
-            taskInfo = previousGestureState.getRunningTask();
+            TopTaskTracker.CachedTaskInfo previousTaskInfo = previousGestureState.getRunningTask();
+            // previousTaskInfo can be null iff previousGestureState == GestureState.DEFAULT_STATE
+            taskInfo = previousTaskInfo != null
+                    ? previousTaskInfo
+                    : TopTaskTracker.INSTANCE.get(this).getCachedTopTask(false);
             gestureState.updateRunningTask(taskInfo);
             gestureState.updateLastStartedTaskIds(previousGestureState.getLastStartedTaskIds());
             gestureState.updatePreviouslyAppearedTaskIds(
@@ -869,7 +873,7 @@
 
         // Log initial state for the gesture.
         ActiveGestureLog.INSTANCE.addLog(new CompoundString("Current running task package name=")
-                .append(taskInfo == null ? "no running task" : taskInfo.getPackageName()));
+                .append(taskInfo.getPackageName()));
         ActiveGestureLog.INSTANCE.addLog(new CompoundString("Current SystemUi state flags=")
                 .append(mDeviceState.getSystemUiStateString()));
         return gestureState;
@@ -1078,21 +1082,22 @@
 
         reasonString.append(SUBSTRING_PREFIX).append("keyguard is not showing occluded");
 
+        TopTaskTracker.CachedTaskInfo runningTask = gestureState.getRunningTask();
         // Use overview input consumer for sharesheets on top of home.
         boolean forceOverviewInputConsumer = gestureState.getActivityInterface().isStarted()
-                && gestureState.getRunningTask() != null
-                && gestureState.getRunningTask().isRootChooseActivity();
+                && runningTask != null
+                && runningTask.isRootChooseActivity();
 
         // In the case where we are in an excluded, translucent overlay, ignore it and treat the
         // running activity as the task behind the overlay.
-        TopTaskTracker.CachedTaskInfo otherVisibleTask = gestureState.getRunningTask() == null
+        TopTaskTracker.CachedTaskInfo otherVisibleTask = runningTask == null
                 ? null
-                : gestureState.getRunningTask().otherVisibleTaskThisIsExcludedOver();
+                : runningTask.otherVisibleTaskThisIsExcludedOver();
         if (otherVisibleTask != null) {
             ActiveGestureLog.INSTANCE.addLog(new CompoundString("Changing active task to ")
                     .append(otherVisibleTask.getPackageName())
                     .append(" because the previous task running on top of this one (")
-                    .append(gestureState.getRunningTask().getPackageName())
+                    .append(runningTask.getPackageName())
                     .append(") was excluded from recents"));
             gestureState.updateRunningTask(otherVisibleTask);
         }
@@ -1112,7 +1117,7 @@
                     forceOverviewInputConsumer,
                     reasonString.append(SUBSTRING_PREFIX)
                             .append("is in live tile mode, trying to use overview input consumer"));
-        } else if (gestureState.getRunningTask() == null) {
+        } else if (runningTask == null) {
             return getDefaultInputConsumer(reasonString.append(SUBSTRING_PREFIX)
                     .append("running task == null"));
         } else if (previousGestureAnimatedToLauncher
@@ -1130,7 +1135,7 @@
                                             ? "launcher resumed through a shell transition"
                                             : "forceOverviewInputConsumer == true"))
                             .append(", trying to use overview input consumer"));
-        } else if (mDeviceState.isGestureBlockedTask(gestureState.getRunningTask())) {
+        } else if (mDeviceState.isGestureBlockedTask(runningTask)) {
             return getDefaultInputConsumer(reasonString.append(SUBSTRING_PREFIX)
                     .append("is gesture-blocked task, trying to use default input consumer"));
         } else {
diff --git a/quickstep/src/com/android/quickstep/util/ActiveGestureErrorDetector.java b/quickstep/src/com/android/quickstep/util/ActiveGestureErrorDetector.java
index ee72144..4359294 100644
--- a/quickstep/src/com/android/quickstep/util/ActiveGestureErrorDetector.java
+++ b/quickstep/src/com/android/quickstep/util/ActiveGestureErrorDetector.java
@@ -147,24 +147,15 @@
                     break;
                 case TASK_APPEARED:
                     errorDetected |= printErrorIfTrue(
-                            !encounteredEvents.contains(GestureEvent.SET_END_TARGET_NEW_TASK),
-                            prefix,
-                            /* errorMessage= */ "onTasksAppeared called "
-                                    + "before/without setting end target to new task",
-                            writer);
-                    errorDetected |= printErrorIfTrue(
                             !encounteredEvents.contains(GestureEvent.EXPECTING_TASK_APPEARED),
                             prefix,
                             /* errorMessage= */ "onTasksAppeared was not expected to be called",
                             writer);
-                    break;
-                case EXPECTING_TASK_APPEARED:
-                    errorDetected |= printErrorIfTrue(
-                            !encounteredEvents.contains(GestureEvent.SET_END_TARGET_NEW_TASK),
-                            prefix,
-                            /* errorMessage= */ "expecting onTasksAppeared to be called "
-                                    + "before/without setting end target to new task",
-                            writer);
+                    if (encounteredEvents.contains(GestureEvent.EXPECTING_TASK_APPEARED)) {
+                        // Remove both events so that we can properly detect following errors.
+                        encounteredEvents.remove(GestureEvent.EXPECTING_TASK_APPEARED);
+                        encounteredEvents.remove(GestureEvent.TASK_APPEARED);
+                    }
                     break;
                 case LAUNCHER_DESTROYED:
                     errorDetected |= printErrorIfTrue(
@@ -282,6 +273,7 @@
                 case START_RECENTS_ANIMATION:
                     lastStartRecentAnimationEventEntryTime = eventEntry.getTime();
                     break;
+                case EXPECTING_TASK_APPEARED:
                 case MOTION_DOWN:
                 case SET_END_TARGET:
                 case SET_END_TARGET_HOME:
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index 94183c4..ab51a70 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -35,6 +35,7 @@
 import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_POSITION_UNDEFINED;
 import static com.android.launcher3.util.SplitConfigurationOptions.getLogEventForPosition;
 import static com.android.quickstep.TaskOverlayFactory.getEnabledShortcuts;
+import static com.android.quickstep.util.ActiveGestureErrorDetector.GestureEvent.EXPECTING_TASK_APPEARED;
 import static com.android.quickstep.util.BorderAnimator.DEFAULT_BORDER_COLOR;
 import static com.android.quickstep.views.DesktopTaskView.isDesktopModeSupported;
 
@@ -106,6 +107,7 @@
 import com.android.quickstep.TaskThumbnailCache;
 import com.android.quickstep.TaskUtils;
 import com.android.quickstep.TaskViewUtils;
+import com.android.quickstep.util.ActiveGestureLog;
 import com.android.quickstep.util.BorderAnimator;
 import com.android.quickstep.util.CancellableTask;
 import com.android.quickstep.util.RecentsOrientedState;
@@ -859,6 +861,7 @@
                     getDisplay() == null ? DEFAULT_DISPLAY : getDisplay().getDisplayId());
             if (ActivityManagerWrapper.getInstance()
                     .startActivityFromRecents(mTask.key, opts.options)) {
+                ActiveGestureLog.INSTANCE.trackEvent(EXPECTING_TASK_APPEARED);
                 RecentsView recentsView = getRecentsView();
                 if (recentsView.getRunningTaskViewId() != -1) {
                     recentsView.onTaskLaunchedInLiveTileMode();