Merge "Fix all apps alpha applying twice" into ub-launcher3-rvc-dev
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 e4d0adf..7c4f3ec 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
@@ -15,17 +15,9 @@
  */
 package com.android.launcher3.hybridhotseat;
 
-import android.app.Notification;
-import android.app.NotificationChannel;
-import android.app.NotificationManager;
-import android.app.PendingIntent;
 import android.content.Intent;
-import android.content.res.Configuration;
-import android.os.Build;
 import android.view.View;
 
-import androidx.core.app.NotificationCompat;
-
 import com.android.launcher3.CellLayout;
 import com.android.launcher3.Hotseat;
 import com.android.launcher3.InvariantDeviceProfile;
@@ -37,11 +29,8 @@
 import com.android.launcher3.model.data.FolderInfo;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
-import com.android.launcher3.uioverrides.QuickstepLauncher;
-import com.android.launcher3.util.ActivityTracker;
 import com.android.launcher3.util.GridOccupancy;
 import com.android.launcher3.util.IntArray;
-import com.android.launcher3.util.Themes;
 import com.android.launcher3.views.ArrowTipView;
 import com.android.launcher3.views.Snackbar;
 
@@ -54,18 +43,15 @@
  * Controller class for managing user onboaridng flow for hybrid hotseat
  */
 public class HotseatEduController {
+
     public static final String KEY_HOTSEAT_EDU_SEEN = "hotseat_edu_seen";
-
-    private static final String NOTIFICATION_CHANNEL_ID = "launcher_onboarding";
-    private static final int ONBOARDING_NOTIFICATION_ID = 7641;
-
+    public static final String HOTSEAT_EDU_ACTION =
+            "com.android.launcher3.action.SHOW_HYBRID_HOTSEAT_EDU";
     private static final String SETTINGS_ACTION =
             "android.settings.ACTION_CONTENT_SUGGESTIONS_SETTINGS";
 
     private final Launcher mLauncher;
     private final Hotseat mHotseat;
-    private final NotificationManager mNotificationManager;
-    private final Notification mNotification;
     private List<WorkspaceItemInfo> mPredictedApps;
     private HotseatEduDialog mActiveDialog;
 
@@ -77,9 +63,6 @@
         mLauncher = launcher;
         mHotseat = launcher.getHotseat();
         mOnOnboardingComplete = runnable;
-        mNotificationManager = mLauncher.getSystemService(NotificationManager.class);
-        createNotificationChannel();
-        mNotification = createNotification();
     }
 
     /**
@@ -216,11 +199,6 @@
         return pageId;
     }
 
-
-    void removeNotification() {
-        mNotificationManager.cancel(ONBOARDING_NOTIFICATION_ID);
-    }
-
     void moveHotseatItems() {
         mHotseat.removeAllViewsInLayout();
         if (!mNewItems.isEmpty()) {
@@ -258,45 +236,9 @@
 
     void setPredictedApps(List<WorkspaceItemInfo> predictedApps) {
         mPredictedApps = predictedApps;
-        if (!mPredictedApps.isEmpty()
-                && mLauncher.getOrientation() == Configuration.ORIENTATION_PORTRAIT) {
-            mNotificationManager.notify(ONBOARDING_NOTIFICATION_ID, mNotification);
-        }
-        else {
-            removeNotification();
-        }
-    }
-
-    private void createNotificationChannel() {
-        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) return;
-        CharSequence name = mLauncher.getString(R.string.hotseat_edu_prompt_title);
-        int importance = NotificationManager.IMPORTANCE_LOW;
-        NotificationChannel channel = new NotificationChannel(NOTIFICATION_CHANNEL_ID, name,
-                importance);
-        mNotificationManager.createNotificationChannel(channel);
-    }
-
-    private Notification createNotification() {
-        Intent intent = new Intent(mLauncher.getApplicationContext(), mLauncher.getClass());
-        intent = new NotificationHandler().addToIntent(intent);
-
-        CharSequence name = mLauncher.getString(R.string.hotseat_edu_prompt_title);
-        String description = mLauncher.getString(R.string.hotseat_edu_prompt_content);
-        NotificationCompat.Builder builder = new NotificationCompat.Builder(mLauncher,
-                NOTIFICATION_CHANNEL_ID)
-                .setContentTitle(name)
-                .setOngoing(true)
-                .setColor(Themes.getColorAccent(mLauncher))
-                .setContentIntent(PendingIntent.getActivity(mLauncher, 0, intent,
-                        PendingIntent.FLAG_CANCEL_CURRENT))
-                .setSmallIcon(R.drawable.hotseat_edu_notification_icon)
-                .setContentText(description);
-        return builder.build();
-
     }
 
     void destroy() {
-        removeNotification();
         if (mActiveDialog != null) {
             mActiveDialog.setHotseatEduController(null);
         }
@@ -334,14 +276,5 @@
         mActiveDialog.setHotseatEduController(this);
         mActiveDialog.show(mPredictedApps);
     }
-
-    static class NotificationHandler implements
-            ActivityTracker.SchedulerCallback<QuickstepLauncher> {
-        @Override
-        public boolean init(QuickstepLauncher activity, boolean alreadyOnHome) {
-            activity.getHotseatPredictionController().showEdu();
-            return true;
-        }
-    }
 }
 
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/hybridhotseat/HotseatPredictionController.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/hybridhotseat/HotseatPredictionController.java
index e2acf93..05bcb57 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/hybridhotseat/HotseatPredictionController.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/hybridhotseat/HotseatPredictionController.java
@@ -41,7 +41,6 @@
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherSettings;
-import com.android.launcher3.LauncherState;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.allapps.AllAppsStore;
@@ -148,8 +147,7 @@
      */
     public void showEdu() {
         if (mHotseatEduController == null) return;
-        mLauncher.getStateManager().goToState(LauncherState.NORMAL, true,
-                () -> mHotseatEduController.showEdu());
+        mHotseatEduController.showEdu();
     }
 
     @Override
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/PredictedAppIcon.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/PredictedAppIcon.java
index 6761148..ce6bb7d 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/PredictedAppIcon.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/PredictedAppIcon.java
@@ -47,6 +47,7 @@
 import com.android.launcher3.touch.ItemClickHandler;
 import com.android.launcher3.touch.ItemLongClickListener;
 import com.android.launcher3.util.SafeCloseable;
+import com.android.launcher3.views.ActivityContext;
 import com.android.launcher3.views.DoubleShadowBubbleTextView;
 
 /**
@@ -68,7 +69,6 @@
     private int mPlateColor;
     boolean mDrawForDrag = false;
 
-
     public PredictedAppIcon(Context context) {
         this(context, null, 0);
     }
@@ -79,10 +79,8 @@
 
     public PredictedAppIcon(Context context, AttributeSet attrs, int defStyle) {
         super(context, attrs, defStyle);
-        mDeviceProfile = Launcher.getLauncher(context).getDeviceProfile();
+        mDeviceProfile = ActivityContext.lookupContext(context).getDeviceProfile();
         mNormalizedIconRadius = IconNormalizer.getNormalizedCircleSize(getIconSize()) / 2;
-        setOnClickListener(ItemClickHandler.INSTANCE);
-        setOnFocusChangeListener(Launcher.getLauncher(context).getFocusHandler());
         int shadowSize = context.getResources().getDimensionPixelSize(
                 R.dimen.blur_size_thin_outline);
         mShadowFilter = new BlurMaskFilter(shadowSize, BlurMaskFilter.Blur.OUTER);
@@ -241,6 +239,8 @@
         PredictedAppIcon icon = (PredictedAppIcon) LayoutInflater.from(parent.getContext())
                 .inflate(R.layout.predicted_app_icon, parent, false);
         icon.applyFromWorkspaceItem(info);
+        icon.setOnClickListener(ItemClickHandler.INSTANCE);
+        icon.setOnFocusChangeListener(Launcher.getLauncher(parent.getContext()).getFocusHandler());
         return icon;
     }
 
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/PredictedAppIconInflater.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/PredictedAppIconInflater.java
new file mode 100644
index 0000000..8f1d319
--- /dev/null
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/PredictedAppIconInflater.java
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2020 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.launcher3.uioverrides;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import com.android.launcher3.R;
+import com.android.launcher3.model.data.WorkspaceItemInfo;
+
+/** A util class that inflates a predicted app icon */
+public class PredictedAppIconInflater {
+    public static View inflate(LayoutInflater inflater, ViewGroup parent, WorkspaceItemInfo info) {
+        PredictedAppIcon icon = (PredictedAppIcon) inflater.inflate(
+                R.layout.predicted_app_icon, parent, false);
+        icon.applyFromWorkspaceItem(info);
+        return icon;
+    }
+}
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 9ae6080..494a98d 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
@@ -44,6 +44,7 @@
 import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.folder.Folder;
+import com.android.launcher3.hybridhotseat.HotseatEduController;
 import com.android.launcher3.hybridhotseat.HotseatPredictionController;
 import com.android.launcher3.model.data.AppInfo;
 import com.android.launcher3.model.data.ItemInfo;
@@ -99,6 +100,20 @@
     }
 
     @Override
+    protected void onNewIntent(Intent intent) {
+        super.onNewIntent(intent);
+        if (HotseatEduController.HOTSEAT_EDU_ACTION.equals(intent.getAction())
+                && mHotseatPredictionController != null) {
+            boolean alreadyOnHome = hasWindowFocus() && ((intent.getFlags()
+                    & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT)
+                    != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT);
+            getStateManager().goToState(NORMAL, alreadyOnHome, () -> {
+                mHotseatPredictionController.showEdu();
+            });
+        }
+    }
+
+    @Override
     public void onConfigurationChanged(Configuration newConfig) {
         super.onConfigurationChanged(newConfig);
         onStateOrResumeChanging(false /* inTransition */);
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java
index c1b68ab..da304e5 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java
@@ -19,6 +19,7 @@
 import static com.android.launcher3.LauncherState.HOTSEAT_ICONS;
 import static com.android.launcher3.LauncherState.NORMAL;
 import static com.android.launcher3.LauncherState.OVERVIEW;
+import static com.android.launcher3.LauncherState.OVERVIEW_BUTTONS;
 import static com.android.launcher3.LauncherState.QUICK_SWITCH;
 import static com.android.launcher3.anim.AlphaUpdateListener.ALPHA_CUTOFF_THRESHOLD;
 import static com.android.launcher3.anim.Interpolators.ACCEL_0_75;
@@ -242,6 +243,8 @@
         ADJACENT_PAGE_OFFSET.set(mRecentsView, 1f);
         mRecentsView.setContentAlpha(1);
         mRecentsView.setFullscreenProgress(fromState.getOverviewFullscreenProgress());
+        mLauncher.getActionsView().getVisibilityAlpha().setValue(
+                (fromState.getVisibleElements(mLauncher) & OVERVIEW_BUTTONS) != 0 ? 1f : 0f);
 
         float[] scaleAndOffset = toState.getOverviewScaleAndOffset(mLauncher);
         // As we drag right, animate the following properties:
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/BaseSwipeUpHandler.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/BaseSwipeUpHandler.java
index 5b396dd..9171422 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/BaseSwipeUpHandler.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/BaseSwipeUpHandler.java
@@ -51,6 +51,7 @@
 import com.android.launcher3.testing.TestProtocol;
 import com.android.launcher3.touch.PagedOrientationHandler;
 import com.android.launcher3.util.VibratorWrapper;
+import com.android.launcher3.util.WindowBounds;
 import com.android.launcher3.views.FloatingIconView;
 import com.android.quickstep.RecentsAnimationCallbacks.RecentsAnimationListener;
 import com.android.quickstep.util.ActiveGestureLog;
@@ -282,7 +283,8 @@
         if (targets.minimizedHomeBounds != null && runningTaskTarget != null) {
             Rect overviewStackBounds = mActivityInterface
                     .getOverviewWindowBounds(targets.minimizedHomeBounds, runningTaskTarget);
-            dp = dp.getMultiWindowProfile(mContext, overviewStackBounds);
+            dp = dp.getMultiWindowProfile(mContext,
+                    new WindowBounds(overviewStackBounds, targets.homeContentInsets));
         } else {
             // If we are not in multi-window mode, home insets should be same as system insets.
             dp = dp.copy(mContext);
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/views/OverviewActionsView.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/OverviewActionsView.java
index e41e14e..ea33d00 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/views/OverviewActionsView.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/OverviewActionsView.java
@@ -53,8 +53,7 @@
             HIDDEN_NON_ZERO_ROTATION,
             HIDDEN_NO_TASKS,
             HIDDEN_GESTURE_RUNNING,
-            HIDDEN_NO_RECENTS,
-            HIDDEN_FULLESCREEN_PROGRESS})
+            HIDDEN_NO_RECENTS})
     @Retention(RetentionPolicy.SOURCE)
     public @interface ActionsHiddenFlags { }
 
@@ -64,11 +63,11 @@
     public static final int HIDDEN_NO_TASKS = 1 << 3;
     public static final int HIDDEN_GESTURE_RUNNING = 1 << 4;
     public static final int HIDDEN_NO_RECENTS = 1 << 5;
-    public static final int HIDDEN_FULLESCREEN_PROGRESS = 1 << 6;
 
     private static final int INDEX_CONTENT_ALPHA = 0;
     private static final int INDEX_VISIBILITY_ALPHA = 1;
-    private static final int INDEX_HIDDEN_FLAGS_ALPHA = 2;
+    private static final int INDEX_FULLSCREEN_ALPHA = 2;
+    private static final int INDEX_HIDDEN_FLAGS_ALPHA = 3;
 
     private final MultiValueAlpha mMultiValueAlpha;
 
@@ -87,7 +86,7 @@
 
     public OverviewActionsView(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
         super(context, attrs, defStyleAttr, 0);
-        mMultiValueAlpha = new MultiValueAlpha(this, 3);
+        mMultiValueAlpha = new MultiValueAlpha(this, 4);
     }
 
     @Override
@@ -151,6 +150,10 @@
         return mMultiValueAlpha.getProperty(INDEX_VISIBILITY_ALPHA);
     }
 
+    public AlphaProperty getFullscreenAlpha() {
+        return mMultiValueAlpha.getProperty(INDEX_FULLSCREEN_ALPHA);
+    }
+
     /** Updates vertical margins for different navigation mode. */
     public void updateVerticalMarginForNavModeChange(Mode mode) {
         int bottomMargin = 0;
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/views/RecentsView.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/RecentsView.java
index 2097b1d..a506b7e 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/RecentsView.java
@@ -43,7 +43,6 @@
 import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 import static com.android.launcher3.util.SystemUiController.UI_STATE_OVERVIEW;
 import static com.android.quickstep.TaskUtils.checkCurrentOrManagedUserId;
-import static com.android.quickstep.views.OverviewActionsView.HIDDEN_FULLESCREEN_PROGRESS;
 import static com.android.quickstep.views.OverviewActionsView.HIDDEN_GESTURE_RUNNING;
 import static com.android.quickstep.views.OverviewActionsView.HIDDEN_NON_ZERO_ROTATION;
 import static com.android.quickstep.views.OverviewActionsView.HIDDEN_NO_RECENTS;
@@ -805,9 +804,8 @@
             getTaskViewAt(i).setFullscreenProgress(mFullscreenProgress);
         }
         // Fade out the actions view quickly (0.1 range)
-        mActionsView.getVisibilityAlpha().setValue(
+        mActionsView.getFullscreenAlpha().setValue(
                 mapToRange(fullscreenProgress, 0, 0.1f, 1f, 0f, LINEAR));
-        mActionsView.updateHiddenFlags(HIDDEN_FULLESCREEN_PROGRESS, fullscreenProgress == 1.0f);
     }
 
     private void updateTaskStackListenerState() {
@@ -1206,8 +1204,8 @@
     private void animateActionsViewIn() {
         mActionsView.updateHiddenFlags(HIDDEN_GESTURE_RUNNING, false);
         ObjectAnimator anim = ObjectAnimator.ofFloat(
-                mActionsView.getVisibilityAlpha(), MultiValueAlpha.VALUE, 1);
-        anim.setDuration(OverviewActionsView.VISIBILITY_TRANSITION_DURATION_MS);
+                mActionsView.getVisibilityAlpha(), MultiValueAlpha.VALUE, 0, 1);
+        anim.setDuration(TaskView.SCALE_ICON_DURATION);
         anim.start();
     }
 
diff --git a/quickstep/res/layout/overview_actions_container.xml b/quickstep/res/layout/overview_actions_container.xml
index 2371d86..e05688e 100644
--- a/quickstep/res/layout/overview_actions_container.xml
+++ b/quickstep/res/layout/overview_actions_container.xml
@@ -38,7 +38,7 @@
             style="@style/OverviewActionButton"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:drawableTop="@drawable/ic_screenshot"
+            android:drawableStart="@drawable/ic_screenshot"
             android:text="@string/action_screenshot"
             android:theme="@style/ThemeControlHighlightWorkspaceColor" />
 
@@ -52,7 +52,7 @@
             style="@style/OverviewActionButton"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:drawableTop="@drawable/ic_share"
+            android:drawableStart="@drawable/ic_share"
             android:text="@string/action_share"
             android:theme="@style/ThemeControlHighlightWorkspaceColor"
             android:visibility="gone" />
diff --git a/quickstep/res/values/strings.xml b/quickstep/res/values/strings.xml
index c841170..be1d47b 100644
--- a/quickstep/res/values/strings.xml
+++ b/quickstep/res/values/strings.xml
@@ -63,12 +63,6 @@
     <!-- Content description for a close button. [CHAR LIMIT=NONE] -->
     <string  name="gesture_tutorial_close_button_content_description" translatable="false">Close</string>
 
-
-    <!-- Hotseat migration notification title -->
-    <string name="hotseat_edu_prompt_title">Easily access your most-used apps</string>
-    <!-- Hotseat migration notification content -->
-    <string name="hotseat_edu_prompt_content">Pixel predicts apps you\’ll need next, right on your Home screen. Tap to set up.</string>
-
     <!-- Hotseat educational strings for users who don't qualify for migration -->
     <string name="hotseat_edu_title_migrate">Get app suggestions on the bottom row of your Home screen</string>
 
diff --git a/quickstep/res/values/styles.xml b/quickstep/res/values/styles.xml
index d3c4f4d..90957e4 100644
--- a/quickstep/res/values/styles.xml
+++ b/quickstep/res/values/styles.xml
@@ -82,7 +82,7 @@
         <item name="android:textColor">@color/overview_button</item>
         <item name="android:drawableTint">@color/overview_button</item>
         <item name="android:tint">?attr/workspaceTextColor</item>
-        <item name="android:drawablePadding">4dp</item>
+        <item name="android:drawablePadding">8dp</item>
         <item name="android:textAllCaps">false</item>
     </style>
 </resources>
\ No newline at end of file
diff --git a/src/com/android/launcher3/BaseDraggingActivity.java b/src/com/android/launcher3/BaseDraggingActivity.java
index 0ac2784..d1d5e26 100644
--- a/src/com/android/launcher3/BaseDraggingActivity.java
+++ b/src/com/android/launcher3/BaseDraggingActivity.java
@@ -24,6 +24,7 @@
 import android.content.Intent;
 import android.content.pm.LauncherApps;
 import android.content.res.Configuration;
+import android.graphics.Insets;
 import android.graphics.Point;
 import android.graphics.Rect;
 import android.os.Bundle;
@@ -35,6 +36,8 @@
 import android.view.Display;
 import android.view.View;
 import android.view.View.OnClickListener;
+import android.view.WindowInsets.Type;
+import android.view.WindowMetrics;
 import android.widget.Toast;
 
 import androidx.annotation.Nullable;
@@ -51,6 +54,7 @@
 import com.android.launcher3.util.PackageManagerHelper;
 import com.android.launcher3.util.Themes;
 import com.android.launcher3.util.TraceHelper;
+import com.android.launcher3.util.WindowBounds;
 
 /**
  * Extension of BaseActivity allowing support for drag-n-drop
@@ -272,15 +276,19 @@
 
     protected abstract void reapplyUi();
 
-    protected Rect getMultiWindowDisplaySize() {
+    protected WindowBounds getMultiWindowDisplaySize() {
         if (Utilities.ATLEAST_R) {
-            return new Rect(getWindowManager().getCurrentWindowMetrics().getBounds());
+            WindowMetrics wm = getWindowManager().getCurrentWindowMetrics();
+
+            Insets insets = wm.getWindowInsets().getInsets(Type.systemBars());
+            return new WindowBounds(wm.getBounds(),
+                    new Rect(insets.left, insets.top, insets.right, insets.bottom));
         }
         // Note: Calls to getSize() can't rely on our cached DefaultDisplay since it can return
         // the app window size
         Display display = getWindowManager().getDefaultDisplay();
         Point mwSize = new Point();
         display.getSize(mwSize);
-        return new Rect(0, 0, mwSize.x, mwSize.y);
+        return new WindowBounds(new Rect(0, 0, mwSize.x, mwSize.y), new Rect());
     }
 }
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index 51b21aa..72831f4 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -29,6 +29,7 @@
 import com.android.launcher3.icons.DotRenderer;
 import com.android.launcher3.icons.IconNormalizer;
 import com.android.launcher3.util.DefaultDisplay;
+import com.android.launcher3.util.WindowBounds;
 
 public class DeviceProfile {
 
@@ -265,19 +266,16 @@
     /**
      * TODO: Move this to the builder as part of setMultiWindowMode
      */
-    public DeviceProfile getMultiWindowProfile(Context context, Rect windowPosition) {
+    public DeviceProfile getMultiWindowProfile(Context context, WindowBounds windowBounds) {
         // We take the minimum sizes of this profile and it's multi-window variant to ensure that
         // the system decor is always excluded.
-        Point mwSize = new Point(Math.min(availableWidthPx, windowPosition.width()),
-                Math.min(availableHeightPx, windowPosition.height()));
+        Point mwSize = new Point(Math.min(availableWidthPx, windowBounds.availableSize.x),
+                Math.min(availableHeightPx, windowBounds.availableSize.y));
 
-        // In multi-window mode, we can have widthPx = availableWidthPx
-        // and heightPx = availableHeightPx because Launcher uses the InvariantDeviceProfiles'
-        // widthPx and heightPx values where it's needed.
         DeviceProfile profile = toBuilder(context)
                 .setSizeRange(mwSize, mwSize)
-                .setSize(mwSize.x, mwSize.y)
-                .setWindowPosition(windowPosition.left, windowPosition.top)
+                .setSize(windowBounds.bounds.width(), windowBounds.bounds.height())
+                .setWindowPosition(windowBounds.bounds.left, windowBounds.bounds.top)
                 .setMultiWindowMode(true)
                 .build();
 
@@ -299,7 +297,7 @@
     }
 
     /**
-     * Inverse of {@link #getMultiWindowProfile(Context, Rect)}
+     * Inverse of {@link #getMultiWindowProfile(Context, WindowBounds)}
      * @return device profile corresponding to the current orientation in non multi-window mode.
      */
     public DeviceProfile getFullScreenProfile() {
diff --git a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
index 6e91d70..15f4e3f 100644
--- a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
+++ b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
@@ -22,6 +22,7 @@
 import static com.android.launcher3.config.FeatureFlags.ENABLE_LAUNCHER_PREVIEW_IN_GRID_PICKER;
 import static com.android.launcher3.config.FeatureFlags.MULTI_DB_GRID_MIRATION_ALGO;
 import static com.android.launcher3.model.ModelUtils.filterCurrentWorkspaceItems;
+import static com.android.launcher3.model.ModelUtils.getMissingHotseatRanks;
 import static com.android.launcher3.model.ModelUtils.sortWorkspaceItemsSpatially;
 import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
 
@@ -80,13 +81,16 @@
 import com.android.launcher3.model.LoaderTask;
 import com.android.launcher3.model.WidgetItem;
 import com.android.launcher3.model.WidgetsModel;
+import com.android.launcher3.model.data.AppInfo;
 import com.android.launcher3.model.data.FolderInfo;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.LauncherAppWidgetInfo;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
 import com.android.launcher3.pm.InstallSessionHelper;
 import com.android.launcher3.pm.UserCache;
+import com.android.launcher3.uioverrides.PredictedAppIconInflater;
 import com.android.launcher3.uioverrides.plugins.PluginManagerWrapper;
+import com.android.launcher3.util.IntArray;
 import com.android.launcher3.util.MainThreadInitializedObject;
 import com.android.launcher3.views.ActivityContext;
 import com.android.launcher3.views.BaseDragLayer;
@@ -376,6 +380,13 @@
             addInScreenFromBind(view, info);
         }
 
+        private void inflateAndAddPredictedIcon(WorkspaceItemInfo info) {
+            View view = PredictedAppIconInflater.inflate(mHomeElementInflater, mWorkspace, info);
+            if (view != null) {
+                addInScreenFromBind(view, info);
+            }
+        }
+
         private void dispatchVisibilityAggregated(View view, boolean isVisible) {
             // Similar to View.dispatchVisibilityAggregated implementation.
             final boolean thisVisible = view.getVisibility() == VISIBLE;
@@ -468,6 +479,21 @@
                             break;
                     }
                 }
+
+                IntArray ranks = getMissingHotseatRanks(currentWorkspaceItems,
+                        mIdp.numHotseatIcons);
+                int count = Math.min(ranks.size(), workspaceResult.mCachedPredictedItems.size());
+                for (int i = 0; i < count; i++) {
+                    AppInfo appInfo = workspaceResult.mCachedPredictedItems.get(i);
+                    int rank = ranks.get(i);
+                    WorkspaceItemInfo itemInfo = new WorkspaceItemInfo(appInfo);
+                    itemInfo.container = LauncherSettings.Favorites.CONTAINER_HOTSEAT_PREDICTION;
+                    itemInfo.rank = rank;
+                    itemInfo.cellX = mHotseat.getCellXFromOrder(rank);
+                    itemInfo.cellY = mHotseat.getCellYFromOrder(rank);
+                    itemInfo.screenId = rank;
+                    inflateAndAddPredictedIcon(itemInfo);
+                }
             } else {
                 // Add hotseat icons
                 for (int i = 0; i < mIdp.numHotseatIcons; i++) {
@@ -561,7 +587,7 @@
             }
 
             return new WorkspaceResult(mBgDataModel.workspaceItems, mBgDataModel.appWidgets,
-                    mBgDataModel.widgetsModel);
+                    mBgDataModel.cachedPredictedItems, mBgDataModel.widgetsModel);
         }
     }
 
@@ -590,7 +616,7 @@
             loadWorkspace(allShortcuts, LauncherSettings.Favorites.PREVIEW_CONTENT_URI);
             mBgDataModel.widgetsModel.update(mApp, null);
             return new WorkspaceResult(mBgDataModel.workspaceItems, mBgDataModel.appWidgets,
-                    mBgDataModel.widgetsModel);
+                    mBgDataModel.cachedPredictedItems, mBgDataModel.widgetsModel);
         }
     }
 
@@ -610,12 +636,15 @@
     private static class WorkspaceResult {
         private final ArrayList<ItemInfo> mWorkspaceItems;
         private final ArrayList<LauncherAppWidgetInfo> mAppWidgets;
+        private final ArrayList<AppInfo> mCachedPredictedItems;
         private final WidgetsModel mWidgetsModel;
 
         private WorkspaceResult(ArrayList<ItemInfo> workspaceItems,
-                ArrayList<LauncherAppWidgetInfo> appWidgets, WidgetsModel widgetsModel) {
+                ArrayList<LauncherAppWidgetInfo> appWidgets,
+                ArrayList<AppInfo> cachedPredictedItems, WidgetsModel widgetsModel) {
             mWorkspaceItems = workspaceItems;
             mAppWidgets = appWidgets;
+            mCachedPredictedItems = cachedPredictedItems;
             mWidgetsModel = widgetsModel;
         }
     }
diff --git a/src_ui_overrides/com/android/launcher3/uioverrides/PreviewSurfaceRenderer.java b/src_ui_overrides/com/android/launcher3/uioverrides/PredictedAppIconInflater.java
similarity index 64%
rename from src_ui_overrides/com/android/launcher3/uioverrides/PreviewSurfaceRenderer.java
rename to src_ui_overrides/com/android/launcher3/uioverrides/PredictedAppIconInflater.java
index 4913cad..4893c17 100644
--- a/src_ui_overrides/com/android/launcher3/uioverrides/PreviewSurfaceRenderer.java
+++ b/src_ui_overrides/com/android/launcher3/uioverrides/PredictedAppIconInflater.java
@@ -13,15 +13,17 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-
 package com.android.launcher3.uioverrides;
 
-import android.content.Context;
-import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
 
-/** Render preview using surface view. */
-public class PreviewSurfaceRenderer {
+import com.android.launcher3.model.data.WorkspaceItemInfo;
 
-    /** Handle a received surface view request. */
-    public static void render(Context context, Bundle bundle) { }
+/** A util class that inflates a predicted app icon */
+public class PredictedAppIconInflater {
+    public static View inflate(LayoutInflater inflater, ViewGroup parent, WorkspaceItemInfo info) {
+        return null;
+    }
 }
diff --git a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
index 1e0aa48..7ddb492 100644
--- a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
+++ b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
@@ -28,6 +28,7 @@
 import android.app.Instrumentation;
 import android.app.UiAutomation;
 import android.content.ComponentName;
+import android.content.ContentProviderClient;
 import android.content.ContentResolver;
 import android.content.Context;
 import android.content.pm.PackageManager;
@@ -39,6 +40,7 @@
 import android.net.Uri;
 import android.os.Bundle;
 import android.os.Parcelable;
+import android.os.RemoteException;
 import android.os.SystemClock;
 import android.text.TextUtils;
 import android.util.Log;
@@ -260,7 +262,12 @@
     }
 
     Bundle getTestInfo(String request) {
-        return getContext().getContentResolver().call(mTestProviderUri, request, null, null);
+        try (ContentProviderClient client = getContext().getContentResolver()
+                .acquireContentProviderClient(mTestProviderUri)) {
+            return client.call(request, null, null);
+        } catch (RemoteException e) {
+            throw new RuntimeException(e);
+        }
     }
 
     Insets getTargetInsets() {