Merge "Beta specific hotseat opt in behavior" into ub-launcher3-master
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/hybridhotseat/HotseatEduController.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/hybridhotseat/HotseatEduController.java
index c03d2c4..5b01185 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/hybridhotseat/HotseatEduController.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/hybridhotseat/HotseatEduController.java
@@ -258,6 +258,9 @@
                 && mLauncher.getOrientation() == Configuration.ORIENTATION_PORTRAIT) {
             mNotificationManager.notify(ONBOARDING_NOTIFICATION_ID, mNotification);
         }
+        else {
+            removeNotification();
+        }
     }
 
     private void createNotificationChannel() {
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/QuickstepLauncher.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
index d1a487a..a6eea0c 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
@@ -183,8 +183,8 @@
             onStateOrResumeChanged();
         }
 
-        if ((changeBits & ACTIVITY_STATE_STARTED) != 0 && mHotseatPredictionController != null
-                && (getActivityFlags() & ACTIVITY_STATE_USER_ACTIVE) == 0) {
+        if (mHotseatPredictionController != null && ((changeBits & ACTIVITY_STATE_STARTED) != 0
+                || (changeBits & getActivityFlags() & ACTIVITY_STATE_DEFERRED_RESUMED) != 0)) {
             mHotseatPredictionController.setPauseUIUpdate(false);
         }
     }
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index b8a1af7..573aa07 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -753,8 +753,8 @@
                     data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1;
             if (resultCode == RESULT_CANCELED) {
                 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId, requestArgs);
-                mWorkspace.removeExtraEmptyScreenDelayed(true, exitSpringLoaded,
-                        ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
+                mWorkspace.removeExtraEmptyScreenDelayed(
+                        ON_ACTIVITY_RESULT_ANIMATION_DELAY, false, exitSpringLoaded);
             } else if (resultCode == RESULT_OK) {
                 addAppWidgetImpl(
                         appWidgetId, requestArgs, null,
@@ -784,15 +784,9 @@
                         "returned from the widget configuration activity.");
                 result = RESULT_CANCELED;
                 completeTwoStageWidgetDrop(result, appWidgetId, requestArgs);
-                final Runnable onComplete = new Runnable() {
-                    @Override
-                    public void run() {
-                        getStateManager().goToState(NORMAL);
-                    }
-                };
-
-                mWorkspace.removeExtraEmptyScreenDelayed(true, onComplete,
-                        ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
+                mWorkspace.removeExtraEmptyScreenDelayed(
+                        ON_ACTIVITY_RESULT_ANIMATION_DELAY, false,
+                        () -> getStateManager().goToState(NORMAL));
             } else {
                 if (requestArgs.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) {
                     // When the screen id represents an actual screen (as opposed to a rank)
@@ -811,8 +805,8 @@
                         dropLayout.setDropPending(false);
                     }
                 };
-                mWorkspace.removeExtraEmptyScreenDelayed(true, onComplete,
-                        ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
+                mWorkspace.removeExtraEmptyScreenDelayed(
+                        ON_ACTIVITY_RESULT_ANIMATION_DELAY, false, onComplete);
             }
             return;
         }
@@ -831,12 +825,12 @@
             // Handle custom shortcuts created using ACTION_CREATE_SHORTCUT.
             if (resultCode == RESULT_OK && requestArgs.container != ItemInfo.NO_ID) {
                 completeAdd(requestCode, data, -1, requestArgs);
-                mWorkspace.removeExtraEmptyScreenDelayed(true, exitSpringLoaded,
-                        ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
+                mWorkspace.removeExtraEmptyScreenDelayed(
+                        ON_ACTIVITY_RESULT_ANIMATION_DELAY, false, exitSpringLoaded);
 
             } else if (resultCode == RESULT_CANCELED) {
-                mWorkspace.removeExtraEmptyScreenDelayed(true, exitSpringLoaded,
-                        ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
+                mWorkspace.removeExtraEmptyScreenDelayed(
+                        ON_ACTIVITY_RESULT_ANIMATION_DELAY, false, exitSpringLoaded);
             }
         }
 
@@ -1677,7 +1671,7 @@
             };
             completeAddAppWidget(appWidgetId, info, boundWidget,
                     addFlowHandler.getProviderInfo(this));
-            mWorkspace.removeExtraEmptyScreenDelayed(true, onComplete, delay, false);
+            mWorkspace.removeExtraEmptyScreenDelayed(delay, false, onComplete);
         }
     }
 
@@ -2122,7 +2116,7 @@
         }
 
         // Remove the extra empty screen
-        mWorkspace.removeExtraEmptyScreen(false, false);
+        mWorkspace.removeExtraEmptyScreen(false);
     }
 
     /**
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index ee08beb..ee9c099 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -29,7 +29,6 @@
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
 import android.animation.LayoutTransition;
-import android.animation.ObjectAnimator;
 import android.animation.ValueAnimator;
 import android.animation.ValueAnimator.AnimatorUpdateListener;
 import android.annotation.SuppressLint;
@@ -124,9 +123,6 @@
 
     private static final boolean ENFORCE_DRAG_EVENT_ORDER = false;
 
-    private static final int SNAP_OFF_EMPTY_SCREEN_DURATION = 400;
-    private static final int FADE_EMPTY_SCREEN_DURATION = 150;
-
     private static final int ADJACENT_SCREEN_DROP_DURATION = 300;
 
     private static final int DEFAULT_PAGE = 0;
@@ -139,7 +135,6 @@
     @Thunk final IntSparseArrayMap<CellLayout> mWorkspaceScreens = new IntSparseArrayMap<>();
     @Thunk final IntArray mScreenOrder = new IntArray();
 
-    @Thunk Runnable mRemoveEmptyScreenRunnable;
     @Thunk boolean mDeferRemoveExtraEmptyScreen = false;
 
     /**
@@ -427,7 +422,7 @@
         }
 
         if (!mDeferRemoveExtraEmptyScreen) {
-            removeExtraEmptyScreen(true, mDragSourceInternal != null);
+            removeExtraEmptyScreen(mDragSourceInternal != null);
         }
 
         updateChildrenLayersEnabled();
@@ -452,8 +447,16 @@
     private void setupLayoutTransition() {
         // We want to show layout transitions when pages are deleted, to close the gap.
         mLayoutTransition = new LayoutTransition();
+
         mLayoutTransition.enableTransitionType(LayoutTransition.DISAPPEARING);
         mLayoutTransition.enableTransitionType(LayoutTransition.CHANGE_DISAPPEARING);
+        // Change the interpolators such that the fade animation plays before the move animation.
+        // This prevents empty adjacent pages to overlay during animation
+        mLayoutTransition.setInterpolator(LayoutTransition.DISAPPEARING,
+                Interpolators.clampToProgress(Interpolators.ACCEL_DEACCEL, 0, 0.5f));
+        mLayoutTransition.setInterpolator(LayoutTransition.CHANGE_DISAPPEARING,
+                Interpolators.clampToProgress(Interpolators.ACCEL_DEACCEL, 0.5f, 1));
+
         mLayoutTransition.disableTransitionType(LayoutTransition.APPEARING);
         mLayoutTransition.disableTransitionType(LayoutTransition.CHANGE_APPEARING);
         setLayoutTransition(mLayoutTransition);
@@ -570,9 +573,6 @@
         boolean lastChildOnScreen = false;
         boolean childOnFinalScreen = false;
 
-        // Cancel any pending removal of empty screen
-        mRemoveEmptyScreenRunnable = null;
-
         if (mDragSourceInternal != null) {
             if (mDragSourceInternal.getChildCount() == 1) {
                 lastChildOnScreen = true;
@@ -623,43 +623,34 @@
         }
     }
 
-    public void removeExtraEmptyScreen(final boolean animate, boolean stripEmptyScreens) {
-        removeExtraEmptyScreenDelayed(animate, null, 0, stripEmptyScreens);
+    public void removeExtraEmptyScreen(boolean stripEmptyScreens) {
+        removeExtraEmptyScreenDelayed(0, stripEmptyScreens, null);
     }
 
-    public void removeExtraEmptyScreenDelayed(final boolean animate, final Runnable onComplete,
-            final int delay, final boolean stripEmptyScreens) {
+    public void removeExtraEmptyScreenDelayed(
+            int delay, boolean stripEmptyScreens, Runnable onComplete) {
         if (mLauncher.isWorkspaceLoading()) {
             // Don't strip empty screens if the workspace is still loading
             return;
         }
 
         if (delay > 0) {
-            postDelayed(new Runnable() {
-                @Override
-                public void run() {
-                    removeExtraEmptyScreenDelayed(animate, onComplete, 0, stripEmptyScreens);
-                }
-            }, delay);
+            postDelayed(
+                    () -> removeExtraEmptyScreenDelayed(0, stripEmptyScreens, onComplete), delay);
             return;
         }
 
         convertFinalScreenToEmptyScreenIfNecessary();
         if (hasExtraEmptyScreen()) {
-            int emptyIndex = mScreenOrder.indexOf(EXTRA_EMPTY_SCREEN_ID);
-            if (getNextPage() == emptyIndex) {
-                snapToPage(getNextPage() - 1, SNAP_OFF_EMPTY_SCREEN_DURATION);
-                fadeAndRemoveEmptyScreen(SNAP_OFF_EMPTY_SCREEN_DURATION, FADE_EMPTY_SCREEN_DURATION,
-                        onComplete, stripEmptyScreens);
-            } else {
-                snapToPage(getNextPage(), 0);
-                fadeAndRemoveEmptyScreen(0, FADE_EMPTY_SCREEN_DURATION,
-                        onComplete, stripEmptyScreens);
-            }
-            return;
-        } else if (stripEmptyScreens) {
-            // If we're not going to strip the empty screens after removing
-            // the extra empty screen, do it right away.
+            removeView(mWorkspaceScreens.get(EXTRA_EMPTY_SCREEN_ID));
+            mWorkspaceScreens.remove(EXTRA_EMPTY_SCREEN_ID);
+            mScreenOrder.removeValue(EXTRA_EMPTY_SCREEN_ID);
+
+            // Update the page indicator to reflect the removed page.
+            showPageIndicatorAtCurrentScroll();
+        }
+
+        if (stripEmptyScreens) {
             stripEmptyScreens();
         }
 
@@ -668,44 +659,6 @@
         }
     }
 
-    private void fadeAndRemoveEmptyScreen(int delay, int duration, final Runnable onComplete,
-            final boolean stripEmptyScreens) {
-        // XXX: Do we need to update LM workspace screens below?
-        final CellLayout cl = mWorkspaceScreens.get(EXTRA_EMPTY_SCREEN_ID);
-
-        mRemoveEmptyScreenRunnable = new Runnable() {
-            @Override
-            public void run() {
-                if (hasExtraEmptyScreen()) {
-                    mWorkspaceScreens.remove(EXTRA_EMPTY_SCREEN_ID);
-                    mScreenOrder.removeValue(EXTRA_EMPTY_SCREEN_ID);
-                    removeView(cl);
-                    if (stripEmptyScreens) {
-                        stripEmptyScreens();
-                    }
-                    // Update the page indicator to reflect the removed page.
-                    showPageIndicatorAtCurrentScroll();
-                }
-            }
-        };
-
-        ObjectAnimator oa = ObjectAnimator.ofFloat(cl, ALPHA, 0f);
-        oa.setDuration(duration);
-        oa.setStartDelay(delay);
-        oa.addListener(new AnimatorListenerAdapter() {
-            @Override
-            public void onAnimationEnd(Animator animation) {
-                if (mRemoveEmptyScreenRunnable != null) {
-                    mRemoveEmptyScreenRunnable.run();
-                }
-                if (onComplete != null) {
-                    onComplete.run();
-                }
-            }
-        });
-        oa.start();
-    }
-
     public boolean hasExtraEmptyScreen() {
         return mWorkspaceScreens.containsKey(EXTRA_EMPTY_SCREEN_ID) && getChildCount() > 1;
     }
@@ -792,8 +745,6 @@
             }
         }
 
-        boolean isInAccessibleDrag = mLauncher.getAccessibilityDelegate().isInAccessibleDrag();
-
         // We enforce at least one page to add new items to. In the case that we remove the last
         // such screen, we convert the last screen to the empty screen
         int minScreens = 1;
@@ -812,7 +763,6 @@
                 removeView(cl);
             } else {
                 // if this is the last screen, convert it to the empty screen
-                mRemoveEmptyScreenRunnable = null;
                 mWorkspaceScreens.put(EXTRA_EMPTY_SCREEN_ID, cl);
                 mScreenOrder.add(EXTRA_EMPTY_SCREEN_ID);
             }
diff --git a/src/com/android/launcher3/allapps/AllAppsContainerView.java b/src/com/android/launcher3/allapps/AllAppsContainerView.java
index dd0212a..8d1a102 100644
--- a/src/com/android/launcher3/allapps/AllAppsContainerView.java
+++ b/src/com/android/launcher3/allapps/AllAppsContainerView.java
@@ -406,6 +406,11 @@
             setupWorkToggle();
             mAH[AdapterHolder.MAIN].setup(mViewPager.getChildAt(0), mPersonalMatcher);
             mAH[AdapterHolder.WORK].setup(mViewPager.getChildAt(1), mWorkMatcher);
+            mViewPager.getPageIndicator().setActiveMarker(AdapterHolder.MAIN);
+            findViewById(R.id.tab_personal)
+                    .setOnClickListener((View view) -> mViewPager.snapToPage(AdapterHolder.MAIN));
+            findViewById(R.id.tab_work)
+                    .setOnClickListener((View view) -> mViewPager.snapToPage(AdapterHolder.WORK));
             onTabChanged(mViewPager.getNextPage());
         } else {
             mAH[AdapterHolder.MAIN].setup(findViewById(R.id.apps_list_view), null);
@@ -456,16 +461,10 @@
 
     public void onTabChanged(int pos) {
         mHeader.setMainActive(pos == 0);
-        reset(true /* animate */);
-        mViewPager.getPageIndicator().updateTabTextColor(pos);
         if (mAH[pos].recyclerView != null) {
             mAH[pos].recyclerView.bindFastScrollbar();
-
-            findViewById(R.id.tab_personal)
-                    .setOnClickListener((View view) -> mViewPager.snapToPage(AdapterHolder.MAIN));
-            findViewById(R.id.tab_work)
-                    .setOnClickListener((View view) -> mViewPager.snapToPage(AdapterHolder.WORK));
         }
+        reset(true /* animate */);
         if (mWorkModeSwitch != null) {
             mWorkModeSwitch.setWorkTabVisible(pos == AdapterHolder.WORK);
         }
diff --git a/src/com/android/launcher3/allapps/PersonalWorkSlidingTabStrip.java b/src/com/android/launcher3/allapps/PersonalWorkSlidingTabStrip.java
index 3e40392..2515c24 100644
--- a/src/com/android/launcher3/allapps/PersonalWorkSlidingTabStrip.java
+++ b/src/com/android/launcher3/allapps/PersonalWorkSlidingTabStrip.java
@@ -135,6 +135,7 @@
     @Override
     public void setActiveMarker(int activePage) {
         updateTabTextColor(activePage);
+        updateIndicatorPosition(activePage);
         if (mContainerView != null && mLastActivePage != activePage) {
             mContainerView.onTabChanged(activePage);
         }