Merge changes I2ede15d8,I86a0ffc0,I7c5fdbc7

* changes:
  Do not scale down taskbar all apps icons.
  Inflate taskbar all apps in abstract slide-in view.
  Introduce initial A-Z app drawer to taskbar.
diff --git a/quickstep/res/layout/taskbar_all_apps.xml b/quickstep/res/layout/taskbar_all_apps.xml
new file mode 100644
index 0000000..2848b0f
--- /dev/null
+++ b/quickstep/res/layout/taskbar_all_apps.xml
@@ -0,0 +1,50 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2022 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.
+-->
+<com.android.launcher3.taskbar.TaskbarAllAppsSlideInView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <com.android.launcher3.taskbar.TaskbarAllAppsContainerView
+        android:id="@+id/apps_view"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:clipChildren="true"
+        android:clipToPadding="false"
+        android:focusable="false"
+        android:saveEnabled="false"
+        android:theme="?attr/allAppsTheme">
+
+        <include
+            layout="@layout/all_apps_rv_layout"
+            android:visibility="gone" />
+
+        <com.android.launcher3.allapps.FloatingHeaderView
+            android:id="@+id/all_apps_header"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_below="@id/search_container_all_apps"
+            android:clipToPadding="false"
+            android:paddingTop="@dimen/all_apps_header_top_padding"
+            android:orientation="vertical">
+
+            <include layout="@layout/all_apps_personal_work_tabs" />
+        </com.android.launcher3.allapps.FloatingHeaderView>
+
+        <include layout="@layout/all_apps_fast_scroller" />
+    </com.android.launcher3.taskbar.TaskbarAllAppsContainerView>
+</com.android.launcher3.taskbar.TaskbarAllAppsSlideInView>
diff --git a/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java b/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
index d2ac7c1..4132c68 100644
--- a/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
@@ -37,8 +37,8 @@
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.logging.InstanceId;
 import com.android.launcher3.logging.InstanceIdSequence;
+import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.ItemInfoWithIcon;
-import com.android.launcher3.model.data.WorkspaceItemInfo;
 import com.android.launcher3.util.OnboardingPrefs;
 import com.android.quickstep.AnimatedFloat;
 import com.android.quickstep.RecentsAnimationCallbacks;
@@ -238,7 +238,7 @@
     }
 
     @Override
-    public void onTaskbarIconLaunched(WorkspaceItemInfo item) {
+    public void onTaskbarIconLaunched(ItemInfo item) {
         InstanceId instanceId = new InstanceIdSequence().newInstanceId();
         mLauncher.logAppLaunch(mControllers.taskbarActivityContext.getStatsLogManager(), item,
                 instanceId);
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index 6a59bc2..abe8aad 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -64,6 +64,7 @@
 import com.android.launcher3.folder.Folder;
 import com.android.launcher3.folder.FolderIcon;
 import com.android.launcher3.logger.LauncherAtom;
+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.WorkspaceItemInfo;
@@ -100,6 +101,7 @@
 
     private final LayoutInflater mLayoutInflater;
     private final TaskbarDragLayer mDragLayer;
+    private final TaskbarAllAppsContainerView mAppsView;
     private final TaskbarControllers mControllers;
 
     private DeviceProfile mDeviceProfile;
@@ -153,6 +155,11 @@
         FrameLayout navButtonsView = mDragLayer.findViewById(R.id.navbuttons_view);
         StashedHandleView stashedHandleView = mDragLayer.findViewById(R.id.stashed_handle);
 
+        TaskbarAllAppsSlideInView appsSlideInView =
+                (TaskbarAllAppsSlideInView) mLayoutInflater.inflate(R.layout.taskbar_all_apps,
+                        mDragLayer, false);
+        mAppsView = appsSlideInView.getAppsView();
+
         Display display = windowContext.getDisplay();
         Context c = display.getDisplayId() == Display.DEFAULT_DISPLAY
                 ? windowContext.getApplicationContext()
@@ -189,7 +196,8 @@
                 new TaskbarEduController(this),
                 new TaskbarAutohideSuspendController(this),
                 new TaskbarPopupController(this),
-                new TaskbarForceVisibleImmersiveController(this));
+                new TaskbarForceVisibleImmersiveController(this),
+                new TaskbarAllAppsViewController(this, appsSlideInView));
     }
 
     public void init(TaskbarSharedState sharedState) {
@@ -226,6 +234,7 @@
         mDeviceProfile.updateIconSize(1, resources);
         float iconScale = taskbarIconSize / mDeviceProfile.iconSizePx;
         mDeviceProfile.updateIconSize(iconScale, resources);
+        mDeviceProfile.updateAllAppsIconSize(1, resources); // Leave all apps unscaled.
     }
 
     /** Creates LayoutParams for adding a view directly to WindowManager as a new window */
@@ -280,6 +289,11 @@
     }
 
     @Override
+    public TaskbarAllAppsContainerView getAppsView() {
+        return mAppsView;
+    }
+
+    @Override
     public DeviceProfile getDeviceProfile() {
         return mDeviceProfile;
     }
@@ -619,11 +633,8 @@
                         String packageName = intent.getPackage();
                         getSystemService(LauncherApps.class)
                                 .startShortcut(packageName, id, null, null, info.user);
-                    } else if (info.user.equals(Process.myUserHandle())) {
-                        startActivity(intent);
                     } else {
-                        getSystemService(LauncherApps.class).startMainActivity(
-                                intent.getComponent(), info.user, intent.getSourceBounds(), null);
+                        startItemInfoActivity(info);
                     }
 
                     mControllers.uiController.onTaskbarIconLaunched(info);
@@ -633,6 +644,8 @@
                     Log.e(TAG, "Unable to launch. tag=" + info + " intent=" + intent, e);
                 }
             }
+        } else if (tag instanceof AppInfo) {
+            startItemInfoActivity((AppInfo) tag);
         } else {
             Log.e(TAG, "Unknown type clicked: " + tag);
         }
@@ -640,6 +653,24 @@
         AbstractFloatingView.closeAllOpenViews(this);
     }
 
+    private void startItemInfoActivity(ItemInfo info) {
+        Intent intent = new Intent(info.getIntent())
+                .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+        try {
+            if (info.user.equals(Process.myUserHandle())) {
+                // TODO(b/216683257): Use startActivityForResult for search results that require it.
+                startActivity(intent);
+            } else {
+                getSystemService(LauncherApps.class).startMainActivity(
+                        intent.getComponent(), info.user, intent.getSourceBounds(), null);
+            }
+        } catch (NullPointerException | ActivityNotFoundException | SecurityException e) {
+            Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT)
+                    .show();
+            Log.e(TAG, "Unable to launch. tag=" + info + " intent=" + intent, e);
+        }
+    }
+
     /**
      * Called when we detect a long press in the nav region before passing the gesture slop.
      * @return Whether taskbar handled the long press, and thus should cancel the gesture.
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarAllAppsContainerView.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarAllAppsContainerView.java
new file mode 100644
index 0000000..d6eb716
--- /dev/null
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarAllAppsContainerView.java
@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2022 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.taskbar;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.WindowInsets;
+
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.android.launcher3.allapps.AllAppsGridAdapter;
+import com.android.launcher3.allapps.BaseAllAppsContainerView;
+import com.android.launcher3.allapps.search.SearchAdapterProvider;
+
+/** All apps container accessible from taskbar. */
+public class TaskbarAllAppsContainerView extends BaseAllAppsContainerView<TaskbarActivityContext> {
+    public TaskbarAllAppsContainerView(Context context) {
+        this(context, null);
+    }
+
+    public TaskbarAllAppsContainerView(Context context, AttributeSet attrs) {
+        this(context, attrs, 0);
+    }
+
+    public TaskbarAllAppsContainerView(Context context, AttributeSet attrs, int defStyleAttr) {
+        super(context, attrs, defStyleAttr);
+    }
+
+    @Override
+    protected SearchAdapterProvider<?> createMainAdapterProvider() {
+        // Task bar all apps does not yet support search, so this implementation is minimal.
+        return new SearchAdapterProvider<TaskbarActivityContext>(mActivityContext) {
+            @Override
+            public boolean launchHighlightedItem() {
+                return false;
+            }
+
+            @Override
+            public View getHighlightedItem() {
+                return null;
+            }
+
+            @Override
+            public RecyclerView.ItemDecoration getDecorator() {
+                return null;
+            }
+
+            @Override
+            public boolean isViewSupported(int viewType) {
+                return false;
+            }
+
+            @Override
+            public void onBindView(AllAppsGridAdapter.ViewHolder holder, int position) { }
+
+            @Override
+            public AllAppsGridAdapter.ViewHolder onCreateViewHolder(LayoutInflater layoutInflater,
+                    ViewGroup parent, int viewType) {
+                return null;
+            }
+        };
+    }
+
+    @Override
+    public WindowInsets onApplyWindowInsets(WindowInsets insets) {
+        // TODO(b/204696617): Switch to status bar insets once they work.
+        setInsets(insets.getInsets(WindowInsets.Type.tappableElement()).toRect());
+        return super.onApplyWindowInsets(insets);
+    }
+}
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarAllAppsSlideInView.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarAllAppsSlideInView.java
new file mode 100644
index 0000000..63690c4
--- /dev/null
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarAllAppsSlideInView.java
@@ -0,0 +1,101 @@
+/*
+ * Copyright (C) 2022 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.taskbar;
+
+import static com.android.launcher3.anim.Interpolators.AGGRESSIVE_EASE;
+
+import android.animation.PropertyValuesHolder;
+import android.content.Context;
+import android.graphics.Rect;
+import android.util.AttributeSet;
+import android.view.MotionEvent;
+
+import com.android.launcher3.Insettable;
+import com.android.launcher3.R;
+import com.android.launcher3.views.AbstractSlideInView;
+
+/** Wrapper for taskbar all apps with slide-in behavior. */
+public class TaskbarAllAppsSlideInView extends
+        AbstractSlideInView<TaskbarActivityContext> implements Insettable {
+
+    private static final int DEFAULT_OPEN_DURATION = 500;
+    private static final int DEFAULT_CLOSE_DURATION = 200;
+
+    private TaskbarAllAppsContainerView mAppsView;
+
+    public TaskbarAllAppsSlideInView(Context context, AttributeSet attrs) {
+        this(context, attrs, 0);
+    }
+
+    public TaskbarAllAppsSlideInView(Context context, AttributeSet attrs,
+            int defStyleAttr) {
+        super(context, attrs, defStyleAttr);
+    }
+
+    /** Opens the all apps view. */
+    public void show() {
+        if (mIsOpen || mOpenCloseAnimator.isRunning()) {
+            return;
+        }
+        mIsOpen = true;
+        attachToContainer();
+
+        mOpenCloseAnimator.setValues(
+                PropertyValuesHolder.ofFloat(TRANSLATION_SHIFT, TRANSLATION_SHIFT_OPENED));
+        mOpenCloseAnimator.setInterpolator(AGGRESSIVE_EASE);
+        mOpenCloseAnimator.setDuration(DEFAULT_OPEN_DURATION).start();
+    }
+
+    /** The apps container inside this view. */
+    public TaskbarAllAppsContainerView getAppsView() {
+        return mAppsView;
+    }
+
+    @Override
+    protected void handleClose(boolean animate) {
+        handleClose(animate, DEFAULT_CLOSE_DURATION);
+    }
+
+    @Override
+    protected boolean isOfType(int type) {
+        return (type & TYPE_TASKBAR_ALL_APPS) != 0;
+    }
+
+    @Override
+    protected void onFinishInflate() {
+        super.onFinishInflate();
+        mAppsView = findViewById(R.id.apps_view);
+        mContent = mAppsView;
+    }
+
+    @Override
+    protected int getScrimColor(Context context) {
+        return context.getColor(R.color.widgets_picker_scrim);
+    }
+
+    @Override
+    public boolean onControllerInterceptTouchEvent(MotionEvent ev) {
+        if (ev.getAction() == MotionEvent.ACTION_DOWN) {
+            mNoIntercept = !mAppsView.shouldContainerScroll(ev);
+        }
+        return super.onControllerInterceptTouchEvent(ev);
+    }
+
+    @Override
+    public void setInsets(Rect insets) {
+        mAppsView.setInsets(insets);
+    }
+}
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarAllAppsViewController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarAllAppsViewController.java
new file mode 100644
index 0000000..0b53cc2
--- /dev/null
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarAllAppsViewController.java
@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2022 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.taskbar;
+
+import com.android.launcher3.R;
+import com.android.launcher3.config.FeatureFlags;
+import com.android.launcher3.model.data.AppInfo;
+
+/** Handles the {@link TaskbarAllAppsContainerView} initialization and updates. */
+public final class TaskbarAllAppsViewController {
+
+    private final TaskbarActivityContext mContext;
+    private final TaskbarAllAppsSlideInView mSlideInView;
+    private final TaskbarAllAppsContainerView mAppsView;
+
+    public TaskbarAllAppsViewController(
+            TaskbarActivityContext context, TaskbarAllAppsSlideInView slideInView) {
+        mContext = context;
+        mSlideInView = slideInView;
+        mAppsView = mSlideInView.getAppsView();
+    }
+
+    /** Initialize the controller. */
+    public void init(TaskbarControllers controllers) {
+        if (!FeatureFlags.ENABLE_ALL_APPS_IN_TASKBAR.get()) {
+            return;
+        }
+
+        mAppsView.setOnIconLongClickListener(
+                controllers.taskbarDragController::startDragOnLongClick);
+
+        // TODO(b/205803230): Remove once entry point button is implemented.
+        mContext.getDragLayer().findViewById(R.id.taskbar_view).setOnClickListener(v -> show());
+    }
+
+    /** Binds the current {@link AppInfo} instances to the {@link TaskbarAllAppsContainerView}. */
+    public void setApps(AppInfo[] apps, int flags) {
+        if (FeatureFlags.ENABLE_ALL_APPS_IN_TASKBAR.get()) {
+            mAppsView.getAppsStore().setApps(apps, flags);
+        }
+    }
+
+    /** Opens the {@link TaskbarAllAppsContainerView}. */
+    public void show() {
+        if (FeatureFlags.ENABLE_ALL_APPS_IN_TASKBAR.get()) {
+            mContext.setTaskbarWindowFullscreen(true);
+            mSlideInView.show();
+        }
+    }
+}
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarControllers.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarControllers.java
index 8364137..21fbb3b 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarControllers.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarControllers.java
@@ -48,6 +48,7 @@
     public final TaskbarAutohideSuspendController taskbarAutohideSuspendController;
     public final TaskbarPopupController taskbarPopupController;
     public final TaskbarForceVisibleImmersiveController taskbarForceVisibleImmersiveController;
+    public final TaskbarAllAppsViewController taskbarAllAppsViewController;
 
     @Nullable private LoggableTaskbarController[] mControllersToLog = null;
 
@@ -72,7 +73,8 @@
             TaskbarEduController taskbarEduController,
             TaskbarAutohideSuspendController taskbarAutoHideSuspendController,
             TaskbarPopupController taskbarPopupController,
-            TaskbarForceVisibleImmersiveController taskbarForceVisibleImmersiveController) {
+            TaskbarForceVisibleImmersiveController taskbarForceVisibleImmersiveController,
+            TaskbarAllAppsViewController taskbarAllAppsViewController) {
         this.taskbarActivityContext = taskbarActivityContext;
         this.taskbarDragController = taskbarDragController;
         this.navButtonController = navButtonController;
@@ -89,6 +91,7 @@
         this.taskbarAutohideSuspendController = taskbarAutoHideSuspendController;
         this.taskbarPopupController = taskbarPopupController;
         this.taskbarForceVisibleImmersiveController = taskbarForceVisibleImmersiveController;
+        this.taskbarAllAppsViewController = taskbarAllAppsViewController;
     }
 
     /**
@@ -112,6 +115,7 @@
         taskbarEduController.init(this);
         taskbarPopupController.init(this);
         taskbarForceVisibleImmersiveController.init(this);
+        taskbarAllAppsViewController.init(this);
 
         mControllersToLog = new LoggableTaskbarController[] {
                 taskbarDragController, navButtonController, navbarButtonsViewController,
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarDragController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarDragController.java
index 3323104..e152915 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarDragController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarDragController.java
@@ -182,7 +182,7 @@
                 dragLayerX,
                 dragLayerY,
                 (View target, DropTarget.DragObject d, boolean success) -> {} /* DragSource */,
-                (WorkspaceItemInfo) btv.getTag(),
+                (ItemInfo) btv.getTag(),
                 /* dragVisualizeOffset = */ null,
                 dragRect,
                 scale * iconScale,
@@ -289,8 +289,8 @@
         Object tag = btv.getTag();
         ClipDescription clipDescription = null;
         Intent intent = null;
-        if (tag instanceof WorkspaceItemInfo) {
-            WorkspaceItemInfo item = (WorkspaceItemInfo) tag;
+        if (tag instanceof ItemInfo) {
+            ItemInfo item = (ItemInfo) tag;
             LauncherApps launcherApps = mActivity.getSystemService(LauncherApps.class);
             clipDescription = new ClipDescription(item.title,
                     new String[] {
@@ -300,14 +300,15 @@
                     });
             intent = new Intent();
             if (item.itemType == LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
+                String deepShortcutId = ((WorkspaceItemInfo) item).getDeepShortcutId();
                 intent.putExtra(ClipDescriptionCompat.EXTRA_PENDING_INTENT,
                         launcherApps.getShortcutIntent(
                                 item.getIntent().getPackage(),
-                                item.getDeepShortcutId(),
+                                deepShortcutId,
                                 null,
                                 item.user));
                 intent.putExtra(Intent.EXTRA_PACKAGE_NAME, item.getIntent().getPackage());
-                intent.putExtra(Intent.EXTRA_SHORTCUT_ID, item.getDeepShortcutId());
+                intent.putExtra(Intent.EXTRA_SHORTCUT_ID, deepShortcutId);
             } else {
                 intent.putExtra(ClipDescriptionCompat.EXTRA_PENDING_INTENT,
                         LauncherAppsCompat.getMainActivityLaunchIntent(launcherApps,
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarModelCallbacks.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarModelCallbacks.java
index 910752a..2bafccd 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarModelCallbacks.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarModelCallbacks.java
@@ -21,6 +21,7 @@
 import com.android.launcher3.LauncherSettings.Favorites;
 import com.android.launcher3.model.BgDataModel;
 import com.android.launcher3.model.BgDataModel.FixedContainerItems;
+import com.android.launcher3.model.data.AppInfo;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
 import com.android.launcher3.util.ComponentKey;
@@ -198,6 +199,11 @@
         mControllers.taskbarPopupController.setDeepShortcutMap(deepShortcutMapCopy);
     }
 
+    @Override
+    public void bindAllApplications(AppInfo[] apps, int flags) {
+        mControllers.taskbarAllAppsViewController.setApps(apps, flags);
+    }
+
     protected void dumpLogs(String prefix, PrintWriter pw) {
         pw.println(prefix + "TaskbarModelCallbacks:");
 
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java
index abad906..07b851f 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java
@@ -19,8 +19,8 @@
 
 import androidx.annotation.CallSuper;
 
+import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.ItemInfoWithIcon;
-import com.android.launcher3.model.data.WorkspaceItemInfo;
 
 import java.util.stream.Stream;
 
@@ -54,7 +54,8 @@
         return Stream.empty();
     }
 
-    public void onTaskbarIconLaunched(WorkspaceItemInfo item) { }
+    /** Called when an icon is launched. */
+    public void onTaskbarIconLaunched(ItemInfo item) { }
 
     public View getRootView() {
         return mControllers.taskbarActivityContext.getDragLayer();
diff --git a/src/com/android/launcher3/AbstractFloatingView.java b/src/com/android/launcher3/AbstractFloatingView.java
index e3cfb59..ceb38d0 100644
--- a/src/com/android/launcher3/AbstractFloatingView.java
+++ b/src/com/android/launcher3/AbstractFloatingView.java
@@ -65,7 +65,8 @@
             TYPE_ICON_SURFACE,
             TYPE_PIN_WIDGET_FROM_EXTERNAL_POPUP,
             TYPE_WIDGETS_EDUCATION_DIALOG,
-            TYPE_TASKBAR_EDUCATION_DIALOG
+            TYPE_TASKBAR_EDUCATION_DIALOG,
+            TYPE_TASKBAR_ALL_APPS
     })
     @Retention(RetentionPolicy.SOURCE)
     public @interface FloatingViewType {}
@@ -89,19 +90,20 @@
     public static final int TYPE_PIN_WIDGET_FROM_EXTERNAL_POPUP = 1 << 14;
     public static final int TYPE_WIDGETS_EDUCATION_DIALOG = 1 << 15;
     public static final int TYPE_TASKBAR_EDUCATION_DIALOG = 1 << 16;
+    public static final int TYPE_TASKBAR_ALL_APPS = 1 << 17;
 
     public static final int TYPE_ALL = TYPE_FOLDER | TYPE_ACTION_POPUP
             | TYPE_WIDGETS_BOTTOM_SHEET | TYPE_WIDGET_RESIZE_FRAME | TYPE_WIDGETS_FULL_SHEET
             | TYPE_ON_BOARD_POPUP | TYPE_DISCOVERY_BOUNCE | TYPE_TASK_MENU
             | TYPE_OPTIONS_POPUP | TYPE_SNACKBAR | TYPE_LISTENER | TYPE_ALL_APPS_EDU
             | TYPE_ICON_SURFACE | TYPE_DRAG_DROP_POPUP | TYPE_PIN_WIDGET_FROM_EXTERNAL_POPUP
-            | TYPE_WIDGETS_EDUCATION_DIALOG | TYPE_TASKBAR_EDUCATION_DIALOG;
+            | TYPE_WIDGETS_EDUCATION_DIALOG | TYPE_TASKBAR_EDUCATION_DIALOG | TYPE_TASKBAR_ALL_APPS;
 
     // Type of popups which should be kept open during launcher rebind
     public static final int TYPE_REBIND_SAFE = TYPE_WIDGETS_FULL_SHEET
             | TYPE_WIDGETS_BOTTOM_SHEET | TYPE_ON_BOARD_POPUP | TYPE_DISCOVERY_BOUNCE
             | TYPE_ALL_APPS_EDU | TYPE_ICON_SURFACE | TYPE_WIDGETS_EDUCATION_DIALOG
-            | TYPE_TASKBAR_EDUCATION_DIALOG;
+            | TYPE_TASKBAR_EDUCATION_DIALOG | TYPE_TASKBAR_ALL_APPS;
 
     // Usually we show the back button when a floating view is open. Instead, hide for these types.
     public static final int TYPE_HIDE_BACK_BUTTON = TYPE_ON_BOARD_POPUP | TYPE_DISCOVERY_BOUNCE
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index 572b3c2..1a5b321 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -701,25 +701,7 @@
         }
 
         // All apps
-        if (numShownAllAppsColumns != inv.numColumns) {
-            allAppsIconSizePx =
-                    pxFromDp(inv.allAppsIconSize[mTypeIndex], mMetrics);
-            allAppsIconTextSizePx =
-                    pxFromSp(inv.allAppsIconTextSize[mTypeIndex], mMetrics);
-            allAppsIconDrawablePaddingPx = iconDrawablePaddingOriginalPx;
-            autoResizeAllAppsCells();
-        } else {
-            allAppsIconSizePx = iconSizePx;
-            allAppsIconTextSizePx = iconTextSizePx;
-            allAppsIconDrawablePaddingPx = iconDrawablePaddingPx;
-            allAppsCellHeightPx = getCellSize().y;
-        }
-        allAppsCellWidthPx = allAppsIconSizePx + (2 * allAppsIconDrawablePaddingPx);
-        updateAllAppsWidth(res);
-
-        if (isVerticalLayout) {
-            hideWorkspaceLabelsIfNotEnoughSpace();
-        }
+        updateAllAppsIconSize(scale, res);
 
         // Hotseat
         hotseatBorderSpace = pxFromDp(inv.hotseatBorderSpaces[mTypeIndex], mMetrics, scale);
@@ -747,6 +729,34 @@
         folderIconOffsetYPx = (iconSizePx - folderIconSizePx) / 2;
     }
 
+
+    /**
+     * Updates the iconSize for allApps* variants.
+     */
+    public void updateAllAppsIconSize(float scale, Resources res) {
+        if (numShownAllAppsColumns != inv.numColumns) {
+            allAppsIconSizePx =
+                    pxFromDp(inv.allAppsIconSize[mTypeIndex], mMetrics);
+            allAppsIconTextSizePx =
+                    pxFromSp(inv.allAppsIconTextSize[mTypeIndex], mMetrics);
+            allAppsIconDrawablePaddingPx = iconDrawablePaddingOriginalPx;
+            autoResizeAllAppsCells();
+        } else {
+            float invIconSizeDp = inv.iconSize[mTypeIndex];
+            float invIconTextSizeSp = inv.iconTextSize[mTypeIndex];
+            allAppsIconSizePx = Math.max(1, pxFromDp(invIconSizeDp, mMetrics, scale));
+            allAppsIconTextSizePx = (int) (pxFromSp(invIconTextSizeSp, mMetrics) * scale);
+            allAppsIconDrawablePaddingPx = (int) (iconDrawablePaddingOriginalPx * scale);
+            allAppsCellHeightPx = getCellSize().y;
+        }
+
+        allAppsCellWidthPx = allAppsIconSizePx + (2 * allAppsIconDrawablePaddingPx);
+        updateAllAppsWidth(res);
+        if (isVerticalBarLayout()) {
+            hideWorkspaceLabelsIfNotEnoughSpace();
+        }
+    }
+
     private void updateAvailableFolderCellDimensions(Resources res) {
         updateFolderCellSize(1f, res);
 
diff --git a/src/com/android/launcher3/allapps/BaseAllAppsContainerView.java b/src/com/android/launcher3/allapps/BaseAllAppsContainerView.java
index 1253863..b257407 100644
--- a/src/com/android/launcher3/allapps/BaseAllAppsContainerView.java
+++ b/src/com/android/launcher3/allapps/BaseAllAppsContainerView.java
@@ -249,6 +249,10 @@
      * Returns whether the view itself will handle the touch event or not.
      */
     public boolean shouldContainerScroll(MotionEvent ev) {
+        // Scroll if not within the container view (e.g. over large-screen scrim).
+        if (!mActivityContext.getDragLayer().isEventOverView(this, ev)) {
+            return true;
+        }
         // TODO(b/216203409) Support dragging down from bottom sheet divider, if present.
         AllAppsRecyclerView rv = getActiveRecyclerView();
         if (rv == null) {
diff --git a/src/com/android/launcher3/views/AbstractSlideInView.java b/src/com/android/launcher3/views/AbstractSlideInView.java
index 8ac40b8..c22d60d 100644
--- a/src/com/android/launcher3/views/AbstractSlideInView.java
+++ b/src/com/android/launcher3/views/AbstractSlideInView.java
@@ -203,6 +203,7 @@
         mOpenCloseAnimator.addListener(new AnimatorListenerAdapter() {
             @Override
             public void onAnimationEnd(Animator animation) {
+                mOpenCloseAnimator.removeListener(this);
                 onCloseComplete();
             }
         });