Merge "[SystemUI] Add notification to window feature." into sc-v2-dev

packages/SystemUI/res/values/config.xml

@@ -671,4 +671,7 @@
          1 - Override the setting to always bypass keyguard
          2 - Override the setting to never bypass keyguard -->
     <integer name="config_face_unlock_bypass_override">0</integer>
+
+    <!-- Flag to activate notification to contents feature -->
+    <bool name="config_notificationToContents">false</bool>
 </resources>

packages/SystemUI/res/values/dimens.xml

@@ -1594,4 +1594,6 @@
     <!-- The padding between the icon and the text. -->
     <dimen name="ongoing_call_chip_icon_text_padding">4dp</dimen>
     <dimen name="ongoing_call_chip_corner_radius">28dp</dimen>
+
+    <dimen name="drag_and_drop_icon_size">70dp</dimen>
 </resources>

packages/SystemUI/src/com/android/systemui/SwipeHelper.java

@@ -25,6 +25,8 @@ import android.animation.ValueAnimator;
 import android.animation.ValueAnimator.AnimatorUpdateListener;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
+import android.app.Notification;
+import android.app.PendingIntent;
 import android.content.res.Resources;
 import android.graphics.RectF;
 import android.os.Handler;
@@ -73,6 +75,9 @@ public class SwipeHelper implements Gefingerpoken {
     private final FlingAnimationUtils mFlingAnimationUtils;
     private float mPagingTouchSlop;
     private final float mSlopMultiplier;
+    private int mTouchSlop;
+    private float mTouchSlopMultiplier;
+
     private final Callback mCallback;
     private final int mSwipeDirection;
     private final VelocityTracker mVelocityTracker;
@@ -105,6 +110,10 @@ public class SwipeHelper implements Gefingerpoken {
                     final int y = (int) mDownLocation[1] - mViewOffset[1];
                     mTouchedView.sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_LONG_CLICKED);
                     ((ExpandableNotificationRow) mTouchedView).doLongClickCallback(x, y);
+
+                    if (isAvailableToDragAndDrop(mTouchedView)) {
+                        mCallback.onLongPressSent(mTouchedView);
+                    }
                 }
             }
         }
@@ -126,6 +135,8 @@ public class SwipeHelper implements Gefingerpoken {
         mVelocityTracker = VelocityTracker.obtain();
         mPagingTouchSlop = viewConfiguration.getScaledPagingTouchSlop();
         mSlopMultiplier = viewConfiguration.getScaledAmbiguousGestureMultiplier();
+        mTouchSlop = viewConfiguration.getScaledTouchSlop();
+        mTouchSlopMultiplier = viewConfiguration.getAmbiguousGestureMultiplier();
 
         // Extra long-press!
         mLongPressTimeout = (long) (ViewConfiguration.getLongPressTimeout() * 1.5f);
@@ -297,7 +308,9 @@ public class SwipeHelper implements Gefingerpoken {
                 mIsSwiping = false;
                 mSnappingChild = false;
                 mLongPressSent = false;
+                mCallback.onLongPressSent(null);
                 mVelocityTracker.clear();
+                cancelLongPress();
                 mTouchedView = mCallback.getChildAtPosition(ev);
 
                 if (mTouchedView != null) {
@@ -349,6 +362,7 @@ public class SwipeHelper implements Gefingerpoken {
                 mIsSwiping = false;
                 mTouchedView = null;
                 mLongPressSent = false;
+                mCallback.onLongPressSent(null);
                 mMenuRowIntercepting = false;
                 cancelLongPress();
                 if (captured) return true;
@@ -593,11 +607,7 @@ public class SwipeHelper implements Gefingerpoken {
 
     @Override
     public boolean onTouchEvent(MotionEvent ev) {
-        if (mLongPressSent && !mMenuRowIntercepting) {
+        if (!mIsSwiping && !mMenuRowIntercepting && !mLongPressSent) {
-            return true;
-        }
-
-        if (!mIsSwiping && !mMenuRowIntercepting) {
             if (mCallback.getChildAtPosition(ev) != null) {
                 // We are dragging directly over a card, make sure that we also catch the gesture
                 // even if nobody else wants the touch event.
@@ -623,30 +633,40 @@ public class SwipeHelper implements Gefingerpoken {
                     if (absDelta >= getFalsingThreshold()) {
                         mTouchAboveFalsingThreshold = true;
                     }
-                    // don't let items that can't be dismissed be dragged more than
+
-                    // maxScrollDistance
+                    if (mLongPressSent) {
-                    if (CONSTRAIN_SWIPE && !mCallback.canChildBeDismissedInDirection(
+                        if (absDelta >= getTouchSlop(ev)) {
-                            mTouchedView,
+                            if (mTouchedView instanceof ExpandableNotificationRow) {
-                            delta > 0)) {
+                                ((ExpandableNotificationRow) mTouchedView)
-                        float size = getSize(mTouchedView);
+                                        .doDragCallback(ev.getX(), ev.getY());
-                        float maxScrollDistance = MAX_SCROLL_SIZE_FRACTION * size;
+                            }
-                        if (absDelta >= size) {
+                        }
-                            delta = delta > 0 ? maxScrollDistance : -maxScrollDistance;
+                    } else {
-                        } else {
+                        // don't let items that can't be dismissed be dragged more than
-                            int startPosition = mCallback.getConstrainSwipeStartPosition();
+                        // maxScrollDistance
-                            if (absDelta > startPosition) {
+                        if (CONSTRAIN_SWIPE && !mCallback.canChildBeDismissedInDirection(
-                                int signedStartPosition =
+                                mTouchedView,
-                                        (int) (startPosition * Math.signum(delta));
+                                delta > 0)) {
-                                delta = signedStartPosition
+                            float size = getSize(mTouchedView);
-                                        + maxScrollDistance * (float) Math.sin(
+                            float maxScrollDistance = MAX_SCROLL_SIZE_FRACTION * size;
-                                        ((delta - signedStartPosition) / size) * (Math.PI / 2));
+                            if (absDelta >= size) {
+                                delta = delta > 0 ? maxScrollDistance : -maxScrollDistance;
+                            } else {
+                                int startPosition = mCallback.getConstrainSwipeStartPosition();
+                                if (absDelta > startPosition) {
+                                    int signedStartPosition =
+                                            (int) (startPosition * Math.signum(delta));
+                                    delta = signedStartPosition
+                                            + maxScrollDistance * (float) Math.sin(
+                                            ((delta - signedStartPosition) / size) * (Math.PI / 2));
+                                }
                             }
                         }
-                    }
 
-                    setTranslation(mTouchedView, mTranslation + delta);
+                        setTranslation(mTouchedView, mTranslation + delta);
-                    updateSwipeProgressFromOffset(mTouchedView, mCanCurrViewBeDimissed);
+                        updateSwipeProgressFromOffset(mTouchedView, mCanCurrViewBeDimissed);
-                    onMoveUpdate(mTouchedView, ev, mTranslation + delta, delta);
+                        onMoveUpdate(mTouchedView, ev, mTranslation + delta, delta);
+                    }
                 }
                 break;
             case MotionEvent.ACTION_UP:
@@ -747,6 +767,29 @@ public class SwipeHelper implements Gefingerpoken {
         mIsSwiping = false;
     }
 
+    private float getTouchSlop(MotionEvent event) {
+        // Adjust the touch slop if another gesture may be being performed.
+        return event.getClassification() == MotionEvent.CLASSIFICATION_AMBIGUOUS_GESTURE
+                ? mTouchSlop * mTouchSlopMultiplier
+                : mTouchSlop;
+    }
+
+    private boolean isAvailableToDragAndDrop(View v) {
+        if (v.getResources().getBoolean(R.bool.config_notificationToContents)) {
+            if (v instanceof ExpandableNotificationRow) {
+                ExpandableNotificationRow enr = (ExpandableNotificationRow) v;
+                boolean canBubble = enr.getEntry().canBubble();
+                Notification notif = enr.getEntry().getSbn().getNotification();
+                PendingIntent dragIntent = notif.contentIntent != null ? notif.contentIntent
+                        : notif.fullScreenIntent;
+                if (dragIntent != null && dragIntent.isActivity() && !canBubble) {
+                    return true;
+                }
+            }
+        }
+        return false;
+    }
+
     public interface Callback {
         View getChildAtPosition(MotionEvent ev);
 
@@ -770,6 +813,13 @@ public class SwipeHelper implements Gefingerpoken {
 
         void onDragCancelled(View v);
 
+        /**
+         * Called when the child is long pressed and available to start drag and drop.
+         *
+         * @param v the view that was long pressed.
+         */
+        void onLongPressSent(View v);
+
         /**
          * Called when the child is snapped to a position.
          *

packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationActivityStarter.java

@@ -20,6 +20,7 @@ import android.content.Intent;
 import android.service.notification.StatusBarNotification;
 import android.view.View;
 
+import com.android.systemui.statusbar.notification.collection.NotificationEntry;
 import com.android.systemui.statusbar.notification.row.ExpandableNotificationRow;
 
 /**
@@ -37,6 +38,9 @@ public interface NotificationActivityStarter {
     /** Called when the user clicks "Manage" or "History" in the Shade. */
     void startHistoryIntent(View view, boolean showHistory);
 
+    /** Called when the user succeed to drop notification to proper target view. */
+    void onDragSuccess(NotificationEntry entry);
+
     default boolean isCollapsingToShowActivityOverLockscreen() {
         return false;
     }

packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationClicker.java

@@ -43,6 +43,14 @@ public final class NotificationClicker implements View.OnClickListener {
     private final Optional<Bubbles> mBubblesOptional;
     private final NotificationActivityStarter mNotificationActivityStarter;
 
+    private ExpandableNotificationRow.OnDragSuccessListener mOnDragSuccessListener =
+            new ExpandableNotificationRow.OnDragSuccessListener() {
+                @Override
+                public void onDragSuccess(NotificationEntry entry) {
+                    mNotificationActivityStarter.onDragSuccess(entry);
+                }
+            };
+
     private NotificationClicker(
             NotificationClickerLogger logger,
             Optional<StatusBar> statusBarOptional,
@@ -111,8 +119,10 @@ public final class NotificationClicker implements View.OnClickListener {
         if (notification.contentIntent != null || notification.fullScreenIntent != null
                 || row.getEntry().isBubble()) {
             row.setOnClickListener(this);
+            row.setOnDragSuccessListener(mOnDragSuccessListener);
         } else {
             row.setOnClickListener(null);
+            row.setOnDragSuccessListener(null);
         }
     }
 

packages/SystemUI/src/com/android/systemui/statusbar/notification/row/ActivatableNotificationView.java

@@ -21,6 +21,7 @@ import android.animation.AnimatorListenerAdapter;
 import android.animation.ValueAnimator;
 import android.content.Context;
 import android.graphics.Canvas;
+import android.graphics.Point;
 import android.graphics.RectF;
 import android.util.AttributeSet;
 import android.util.MathUtils;
@@ -139,6 +140,8 @@ public abstract class ActivatableNotificationView extends ExpandableOutlineView
     private boolean mIsHeadsUpAnimation;
     private int mHeadsUpAddStartLocation;
     private float mHeadsUpLocation;
+    /* In order to track headsup longpress coorindate. */
+    protected Point mTargetPoint;
     private boolean mIsAppearing;
     private boolean mDismissed;
     private boolean mRefocusOnDismiss;
@@ -568,8 +571,19 @@ public abstract class ActivatableNotificationView extends ExpandableOutlineView
         final int actualHeight = getActualHeight();
         float bottom = actualHeight * interpolatedFraction;
 
-        setOutlineRect(0, mAppearAnimationTranslation, getWidth(),
+        if (mTargetPoint != null) {
-                bottom + mAppearAnimationTranslation);
+            int width = getWidth();
+            float fraction = 1 - mAppearAnimationFraction;
+
+            setOutlineRect(mTargetPoint.x * fraction,
+                    mAnimationTranslationY
+                            + (mAnimationTranslationY - mTargetPoint.y) * fraction,
+                    width - (width - mTargetPoint.x) * fraction,
+                    actualHeight - (actualHeight - mTargetPoint.y) * fraction);
+        } else {
+            setOutlineRect(0, mAppearAnimationTranslation, getWidth(),
+                    bottom + mAppearAnimationTranslation);
+        }
     }
 
     private float getInterpolatedAppearAnimationFraction() {

packages/SystemUI/src/com/android/systemui/statusbar/notification/row/ExpandableNotificationRow.java

@@ -37,6 +37,7 @@ import android.content.res.Configuration;
 import android.content.res.Resources;
 import android.graphics.Canvas;
 import android.graphics.Path;
+import android.graphics.Point;
 import android.graphics.drawable.AnimatedVectorDrawable;
 import android.graphics.drawable.AnimationDrawable;
 import android.graphics.drawable.ColorDrawable;
@@ -260,6 +261,8 @@ public class ExpandableNotificationRow extends ActivatableNotificationView
     // Use #setLongPressPosition to optionally assign positional data with the long press.
     private LongPressListener mLongPressListener;
 
+    private ExpandableNotificationRowDragController mDragController;
+
     private boolean mGroupExpansionChanging;
 
     /**
@@ -331,6 +334,7 @@ public class ExpandableNotificationRow extends ActivatableNotificationView
                 }
             };
     private OnClickListener mOnClickListener;
+    private OnDragSuccessListener mOnDragSuccessListener;
     private boolean mHeadsupDisappearRunning;
     private View mChildAfterViewWhenDismissed;
     private View mGroupParentWhenDismissed;
@@ -1083,6 +1087,10 @@ public class ExpandableNotificationRow extends ActivatableNotificationView
         mLongPressListener = longPressListener;
     }
 
+    public void setDragController(ExpandableNotificationRowDragController dragController) {
+        mDragController = dragController;
+    }
+
     @Override
     public void setOnClickListener(@Nullable OnClickListener l) {
         super.setOnClickListener(l);
@@ -1329,6 +1337,7 @@ public class ExpandableNotificationRow extends ActivatableNotificationView
     public void dismiss(boolean refocusOnDismiss) {
         super.dismiss(refocusOnDismiss);
         setLongPressListener(null);
+        setDragController(null);
         mGroupParentWhenDismissed = mNotificationParent;
         mChildAfterViewWhenDismissed = null;
         mEntry.getIcons().getStatusBarIcon().setDismissed();
@@ -1637,6 +1646,8 @@ public class ExpandableNotificationRow extends ActivatableNotificationView
         }
         onHeightReset();
         requestLayout();
+
+        setTargetPoint(null);
     }
 
     public void showFeedbackIcon(boolean show, Pair<Integer, Integer> resIds) {
@@ -1727,6 +1738,29 @@ public class ExpandableNotificationRow extends ActivatableNotificationView
         mTranslateableViews.remove(mGutsStub);
     }
 
+    /**
+     * Called once when starting drag motion after opening notification guts,
+     * in case of notification that has {@link android.app.Notification#contentIntent}
+     * and it is to start an activity.
+     */
+    public void doDragCallback(float x, float y) {
+        if (mDragController != null) {
+            setTargetPoint(new Point((int) x, (int) y));
+            mDragController.startDragAndDrop(this);
+        }
+    }
+
+    public void setOnDragSuccessListener(OnDragSuccessListener listener) {
+        mOnDragSuccessListener = listener;
+    }
+
+    /**
+     * Called when a notification is dropped on proper target window.
+     */
+    public void dragAndDropSuccess() {
+        mOnDragSuccessListener.onDragSuccess(getEntry());
+    }
+
     private void doLongClickCallback() {
         doLongClickCallback(getWidth() / 2, getHeight() / 2);
     }
@@ -3254,6 +3288,16 @@ public class ExpandableNotificationRow extends ActivatableNotificationView
         boolean onLongPress(View v, int x, int y, MenuItem item);
     }
 
+    /**
+     * Called when notification drag and drop is finished successfully.
+     */
+    public interface OnDragSuccessListener {
+        /**
+         * @param entry NotificationEntry that succeed to drop on proper target window.
+         */
+        void onDragSuccess(NotificationEntry entry);
+    }
+
     /**
      * Equivalent to View.OnClickListener with coordinates
      */
@@ -3321,4 +3365,11 @@ public class ExpandableNotificationRow extends ActivatableNotificationView
             }
         }
     }
+
+    private void setTargetPoint(Point p) {
+        mTargetPoint = p;
+    }
+    public Point getTargetPoint() {
+        return mTargetPoint;
+    }
 }

packages/SystemUI/src/com/android/systemui/statusbar/notification/row/ExpandableNotificationRowController.java

@@ -25,6 +25,7 @@ import android.view.ViewGroup;
 
 import androidx.annotation.NonNull;
 
+import com.android.systemui.R;
 import com.android.systemui.classifier.FalsingCollector;
 import com.android.systemui.plugins.FalsingManager;
 import com.android.systemui.plugins.statusbar.NotificationMenuRowPlugin;
@@ -85,6 +86,8 @@ public class ExpandableNotificationRowController implements NodeController {
     private final PeopleNotificationIdentifier mPeopleNotificationIdentifier;
     private final Optional<BubblesManager> mBubblesManagerOptional;
 
+    private final ExpandableNotificationRowDragController mDragController;
+
     @Inject
     public ExpandableNotificationRowController(
             ExpandableNotificationRow view,
@@ -109,7 +112,8 @@ public class ExpandableNotificationRowController implements NodeController {
             FalsingManager falsingManager,
             FalsingCollector falsingCollector,
             PeopleNotificationIdentifier peopleNotificationIdentifier,
-            Optional<BubblesManager> bubblesManagerOptional) {
+            Optional<BubblesManager> bubblesManagerOptional,
+            ExpandableNotificationRowDragController dragController) {
         mView = view;
         mListContainer = listContainer;
         mActivatableNotificationViewController = activatableNotificationViewController;
@@ -134,6 +138,7 @@ public class ExpandableNotificationRowController implements NodeController {
         mFalsingCollector = falsingCollector;
         mPeopleNotificationIdentifier = peopleNotificationIdentifier;
         mBubblesManagerOptional = bubblesManagerOptional;
+        mDragController = dragController;
     }
 
     /**
@@ -164,6 +169,10 @@ public class ExpandableNotificationRowController implements NodeController {
         );
         mView.setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS);
         if (mAllowLongPress) {
+            if (mView.getResources().getBoolean(R.bool.config_notificationToContents)) {
+                mView.setDragController(mDragController);
+            }
+
             mView.setLongPressListener((v, x, y, item) -> {
                 if (mView.isSummaryWithChildren()) {
                     mView.expandNotification();

packages/SystemUI/src/com/android/systemui/statusbar/notification/row/ExpandableNotificationRowDragController.java

@@ -0,0 +1,171 @@
+/*
+ * Copyright (C) 2021 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.systemui.statusbar.notification.row;
+
+import android.annotation.NonNull;
+import android.app.Notification;
+import android.app.PendingIntent;
+import android.content.ClipData;
+import android.content.ClipDescription;
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.graphics.Bitmap;
+import android.graphics.Canvas;
+import android.graphics.drawable.Drawable;
+import android.service.notification.StatusBarNotification;
+import android.util.Log;
+import android.view.DragEvent;
+import android.view.HapticFeedbackConstants;
+import android.view.View;
+import android.widget.ImageView;
+
+import androidx.annotation.VisibleForTesting;
+
+import com.android.systemui.Dependency;
+import com.android.systemui.R;
+import com.android.systemui.statusbar.CommandQueue;
+import com.android.systemui.statusbar.phone.ShadeController;
+import com.android.systemui.statusbar.policy.HeadsUpManager;
+
+import javax.inject.Inject;
+
+/**
+ * Controller for Notification to window.
+ */
+public class ExpandableNotificationRowDragController {
+    private static final String TAG = ExpandableNotificationRowDragController.class.getSimpleName();
+    private int mIconSize;
+
+    private final Context mContext;
+    private final HeadsUpManager mHeadsUpManager;
+
+    @Inject
+    public ExpandableNotificationRowDragController(Context context,
+            HeadsUpManager headsUpManager) {
+        mContext = context;
+        mHeadsUpManager = headsUpManager;
+
+        init();
+    }
+
+    private void init() {
+        mIconSize = mContext.getResources().getDimensionPixelSize(R.dimen.drag_and_drop_icon_size);
+    }
+
+    /**
+     * Called when drag event beyond the touchslop,
+     * and start drag and drop.
+     *
+     * @param view notification that was long pressed and started to drag and drop.
+     */
+    @VisibleForTesting
+    public void startDragAndDrop(View view) {
+        ExpandableNotificationRow enr = null;
+        if (view instanceof ExpandableNotificationRow) {
+            enr = (ExpandableNotificationRow) view;
+        }
+
+        StatusBarNotification sn = enr.getEntry().getSbn();
+        Notification notification = sn.getNotification();
+        final PendingIntent contentIntent = notification.contentIntent != null
+                ? notification.contentIntent
+                : notification.fullScreenIntent;
+        Bitmap iconBitmap = getBitmapFromDrawable(
+                getPkgIcon(enr.getEntry().getSbn().getPackageName()));
+
+        final ImageView snapshot = new ImageView(mContext);
+        snapshot.setImageBitmap(iconBitmap);
+        snapshot.layout(0, 0, mIconSize, mIconSize);
+
+        ClipDescription clipDescription = new ClipDescription("Drag And Drop",
+                new String[]{ClipDescription.MIMETYPE_APPLICATION_ACTIVITY});
+        Intent dragIntent = new Intent();
+        dragIntent.putExtra("android.intent.extra.PENDING_INTENT", contentIntent);
+        dragIntent.putExtra(Intent.EXTRA_USER, android.os.Process.myUserHandle());
+        ClipData.Item item = new ClipData.Item(dragIntent);
+        ClipData dragData = new ClipData(clipDescription, item);
+        View.DragShadowBuilder myShadow = new View.DragShadowBuilder(snapshot);
+        view.setOnDragListener(getDraggedViewDragListener());
+        view.startDragAndDrop(dragData, myShadow, null, View.DRAG_FLAG_GLOBAL);
+    }
+
+
+    private Drawable getPkgIcon(String pkgName) {
+        Drawable pkgicon = null;
+        PackageManager pm = mContext.getPackageManager();
+        ApplicationInfo info;
+        try {
+            info = pm.getApplicationInfo(
+                    pkgName,
+                    PackageManager.MATCH_UNINSTALLED_PACKAGES
+                            | PackageManager.MATCH_DISABLED_COMPONENTS
+                            | PackageManager.MATCH_DIRECT_BOOT_UNAWARE
+                            | PackageManager.MATCH_DIRECT_BOOT_AWARE);
+            if (info != null) {
+                pkgicon = pm.getApplicationIcon(info);
+            } else {
+                Log.d(TAG, " application info is null ");
+                pkgicon = pm.getDefaultActivityIcon();
+            }
+        } catch (PackageManager.NameNotFoundException e) {
+            Log.d(TAG, "can not find package with : " + pkgName);
+            pkgicon = pm.getDefaultActivityIcon();
+        }
+
+        return pkgicon;
+    }
+
+    private Bitmap getBitmapFromDrawable(@NonNull Drawable drawable) {
+        final Bitmap bmp = Bitmap.createBitmap(drawable.getIntrinsicWidth(),
+                drawable.getIntrinsicHeight(), Bitmap.Config.ARGB_8888);
+        final Canvas canvas = new Canvas(bmp);
+        drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight());
+        drawable.draw(canvas);
+        return bmp;
+    }
+
+    private View.OnDragListener getDraggedViewDragListener() {
+        return (view, dragEvent) -> {
+            switch (dragEvent.getAction()) {
+                case DragEvent.ACTION_DRAG_STARTED:
+                    view.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS);
+                    if (view instanceof ExpandableNotificationRow) {
+                        ExpandableNotificationRow enr = (ExpandableNotificationRow) view;
+                        if (enr.isPinned()) {
+                            mHeadsUpManager.releaseAllImmediately();
+                        } else {
+                            Dependency.get(ShadeController.class).animateCollapsePanels(
+                                    CommandQueue.FLAG_EXCLUDE_NONE, true /* force */);
+                        }
+                    }
+                    return true;
+                case DragEvent.ACTION_DRAG_ENDED:
+                    if (dragEvent.getResult()) {
+                        if (view instanceof ExpandableNotificationRow) {
+                            ExpandableNotificationRow enr = (ExpandableNotificationRow) view;
+                            enr.dragAndDropSuccess();
+                        }
+                    }
+                    return true;
+            }
+            return false;
+        };
+    }
+}

packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/NotificationStackScrollLayoutController.java

@@ -183,6 +183,8 @@ public class NotificationStackScrollLayoutController {
     private int mBarState;
     private HeadsUpAppearanceController mHeadsUpAppearanceController;
 
+    private View mLongPressedView;
+
     private final NotificationListContainerImpl mNotificationListContainer =
             new NotificationListContainerImpl();
 
@@ -491,6 +493,11 @@ public class NotificationStackScrollLayoutController {
                     return child;
                 }
 
+                @Override
+                public void onLongPressSent(View v) {
+                    mLongPressedView = v;
+                }
+
                 @Override
                 public void onBeginDrag(View v) {
                     mFalsingCollector.onNotificationStartDismissing();
@@ -1435,6 +1442,10 @@ public class NotificationStackScrollLayoutController {
         return mDynamicPrivacyController.isInLockedDownShade();
     }
 
+    public boolean isLongPressInProgress() {
+        return mLongPressedView != null;
+    }
+
     /**
      * Set the dimmed state for all of the notification views.
      */
@@ -1689,17 +1700,23 @@ public class NotificationStackScrollLayoutController {
             mView.handleEmptySpaceClick(ev);
 
             NotificationGuts guts = mNotificationGutsManager.getExposedGuts();
+
+            boolean longPressWantsIt = false;
+            if (mLongPressedView != null) {
+                longPressWantsIt = mSwipeHelper.onInterceptTouchEvent(ev);
+            }
             boolean expandWantsIt = false;
-            if (!mSwipeHelper.isSwiping()
+            if (mLongPressedView == null && !mSwipeHelper.isSwiping()
                     && !mView.getOnlyScrollingInThisMotion() && guts == null) {
                 expandWantsIt = mView.getExpandHelper().onInterceptTouchEvent(ev);
             }
             boolean scrollWantsIt = false;
-            if (!mSwipeHelper.isSwiping() && !mView.isExpandingNotification()) {
+            if (mLongPressedView == null && !mSwipeHelper.isSwiping()
+                    && !mView.isExpandingNotification()) {
                 scrollWantsIt = mView.onInterceptTouchEventScroll(ev);
             }
             boolean swipeWantsIt = false;
-            if (!mView.isBeingDragged()
+            if (mLongPressedView == null && !mView.isBeingDragged()
                     && !mView.isExpandingNotification()
                     && !mView.getExpandedInThisMotion()
                     && !mView.getOnlyScrollingInThisMotion()
@@ -1727,7 +1744,7 @@ public class NotificationStackScrollLayoutController {
                 InteractionJankMonitor.getInstance().begin(mView,
                         CUJ_NOTIFICATION_SHADE_SCROLL_FLING);
             }
-            return swipeWantsIt || scrollWantsIt || expandWantsIt;
+            return swipeWantsIt || scrollWantsIt || expandWantsIt || longPressWantsIt;
         }
 
         @Override
@@ -1736,11 +1753,15 @@ public class NotificationStackScrollLayoutController {
             boolean isCancelOrUp = ev.getActionMasked() == MotionEvent.ACTION_CANCEL
                     || ev.getActionMasked() == MotionEvent.ACTION_UP;
             mView.handleEmptySpaceClick(ev);
+            boolean longPressWantsIt = false;
+            if (guts != null && mLongPressedView != null) {
+                longPressWantsIt = mSwipeHelper.onTouchEvent(ev);
+            }
             boolean expandWantsIt = false;
             boolean onlyScrollingInThisMotion = mView.getOnlyScrollingInThisMotion();
             boolean expandingNotification = mView.isExpandingNotification();
-            if (mView.getIsExpanded() && !mSwipeHelper.isSwiping() && !onlyScrollingInThisMotion
+            if (mLongPressedView == null && mView.getIsExpanded()
-                    && guts == null) {
+                    && !mSwipeHelper.isSwiping() && !onlyScrollingInThisMotion && guts == null) {
                 ExpandHelper expandHelper = mView.getExpandHelper();
                 if (isCancelOrUp) {
                     expandHelper.onlyObserveMovements(false);
@@ -1754,12 +1775,12 @@ public class NotificationStackScrollLayoutController {
                 }
             }
             boolean scrollerWantsIt = false;
-            if (mView.isExpanded() && !mSwipeHelper.isSwiping() && !expandingNotification
+            if (mLongPressedView == null && mView.isExpanded() && !mSwipeHelper.isSwiping()
-                    && !mView.getDisallowScrollingInThisMotion()) {
+                    && !expandingNotification && !mView.getDisallowScrollingInThisMotion()) {
                 scrollerWantsIt = mView.onScrollTouch(ev);
             }
             boolean horizontalSwipeWantsIt = false;
-            if (!mView.isBeingDragged()
+            if (mLongPressedView == null && !mView.isBeingDragged()
                     && !expandingNotification
                     && !mView.getExpandedInThisMotion()
                     && !onlyScrollingInThisMotion
@@ -1785,7 +1806,7 @@ public class NotificationStackScrollLayoutController {
                 mView.setCheckForLeaveBehind(true);
             }
             traceJankOnTouchEvent(ev.getActionMasked(), scrollerWantsIt);
-            return horizontalSwipeWantsIt || scrollerWantsIt || expandWantsIt;
+            return horizontalSwipeWantsIt || scrollerWantsIt || expandWantsIt || longPressWantsIt;
         }
 
         private void traceJankOnTouchEvent(int action, boolean scrollerWantsIt) {

packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/StackStateAnimator.java

@@ -433,6 +433,7 @@ public class StackStateAnimator {
                     if (row.isDismissed()) {
                         needsAnimation = false;
                     }
+
                     NotificationEntry entry = row.getEntry();
                     StatusBarIconView icon = entry.getIcons().getStatusBarIcon();
                     final StatusBarIconView centeredIcon = entry.getIcons().getCenteredIcon();
@@ -442,7 +443,8 @@ public class StackStateAnimator {
                     if (icon.getParent() != null) {
                         icon.getLocationOnScreen(mTmpLocation);
                         float iconPosition = mTmpLocation[0] - icon.getTranslationX()
-                                + ViewState.getFinalTranslationX(icon) + icon.getWidth() * 0.25f;
+                                + ViewState.getFinalTranslationX(icon)
+                                + icon.getWidth() * 0.25f;
                         mHostLayout.getLocationOnScreen(mTmpLocation);
                         targetLocation = iconPosition - mTmpLocation[0];
                     }

packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelViewController.java

@@ -3947,7 +3947,9 @@ public class NotificationPanelViewController extends PanelViewController {
                 if (mStatusBar.isBouncerShowing()) {
                     return true;
                 }
-                if (mBar.panelEnabled() && mHeadsUpTouchHelper.onInterceptTouchEvent(event)) {
+                if (mBar.panelEnabled()
+                        && !mNotificationStackScrollLayoutController.isLongPressInProgress()
+                        && mHeadsUpTouchHelper.onInterceptTouchEvent(event)) {
                     mMetricsLogger.count(COUNTER_PANEL_OPEN, 1);
                     mMetricsLogger.count(COUNTER_PANEL_OPEN_PEEK, 1);
                     return true;
@@ -3999,6 +4001,7 @@ public class NotificationPanelViewController extends PanelViewController {
                     return true;
                 }
                 if (mListenForHeadsUp && !mHeadsUpTouchHelper.isTrackingHeadsUp()
+                        && !mNotificationStackScrollLayoutController.isLongPressInProgress()
                         && mHeadsUpTouchHelper.onInterceptTouchEvent(event)) {
                     mMetricsLogger.count(COUNTER_PANEL_OPEN_PEEK, 1);
                 }

packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarNotificationActivityStarter.java

@@ -71,6 +71,7 @@ import com.android.systemui.statusbar.notification.collection.render.GroupMember
 import com.android.systemui.statusbar.notification.interruption.NotificationInterruptStateProvider;
 import com.android.systemui.statusbar.notification.logging.NotificationLogger;
 import com.android.systemui.statusbar.notification.row.ExpandableNotificationRow;
+import com.android.systemui.statusbar.notification.row.ExpandableNotificationRowDragController;
 import com.android.systemui.statusbar.notification.row.OnUserInteractionCallback;
 import com.android.systemui.statusbar.policy.HeadsUpUtil;
 import com.android.systemui.statusbar.policy.KeyguardStateController;
@@ -402,6 +403,53 @@ public class StatusBarNotificationActivityStarter implements NotificationActivit
         mIsCollapsingToShowActivityOverLockscreen = false;
     }
 
+    /**
+     * Called when a notification is dropped on proper target window.
+     * Intent that is included in this entry notification,
+     * will be sent by {@link ExpandableNotificationRowDragController}
+     *
+     * @param entry notification entry that is dropped.
+     */
+    @Override
+    public void onDragSuccess(NotificationEntry entry) {
+        // this method is not responsible for intent sending.
+        // will focus follow operation only after drag-and-drop that notification.
+        NotificationVisibility.NotificationLocation location =
+                NotificationLogger.getNotificationLocation(entry);
+        final NotificationVisibility nv = NotificationVisibility.obtain(entry.getKey(),
+                entry.getRanking().getRank(), getVisibleNotificationsCount(), true, location);
+
+        // retrieve the group summary to remove with this entry before we tell NMS the
+        // notification was clicked to avoid a race condition
+        final boolean shouldAutoCancel = shouldAutoCancel(entry.getSbn());
+        final NotificationEntry summaryToRemove = shouldAutoCancel
+                ? mOnUserInteractionCallback.getGroupSummaryToDismiss(entry) : null;
+
+        String notificationKey = entry.getKey();
+        // inform NMS that the notification was clicked
+        mClickNotifier.onNotificationClick(notificationKey, nv);
+
+        if (shouldAutoCancel || mRemoteInputManager.isNotificationKeptForRemoteInputHistory(
+                notificationKey)) {
+            // Immediately remove notification from visually showing.
+            // We have to post the removal to the UI thread for synchronization.
+            mMainThreadHandler.post(() -> {
+                final Runnable removeNotification = () ->
+                        mOnUserInteractionCallback.onDismiss(
+                                entry, REASON_CLICK, summaryToRemove);
+                if (mPresenter.isCollapsing()) {
+                    // To avoid lags we're only performing the remove
+                    // after the shade is collapsed
+                    mShadeController.addPostCollapseAction(removeNotification);
+                } else {
+                    removeNotification.run();
+                }
+            });
+        }
+
+        mIsCollapsingToShowActivityOverLockscreen = false;
+    }
+
     private void expandBubbleStackOnMainThread(NotificationEntry entry) {
         if (!mBubblesManagerOptional.isPresent()) {
             return;

packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/row/ExpandableNotificationRowDragControllerTest.java

@@ -0,0 +1,114 @@
+/*
+ * Copyright (C) 2021 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.systemui.statusbar.notification.row;
+
+import static android.view.DragEvent.ACTION_DRAG_STARTED;
+
+import android.content.Context;
+import android.testing.AndroidTestingRunner;
+import android.testing.TestableLooper;
+import android.testing.TestableLooper.RunWithLooper;
+import android.view.DragEvent;
+
+import androidx.test.filters.SmallTest;
+
+import com.android.systemui.SysuiTestCase;
+import com.android.systemui.plugins.statusbar.NotificationMenuRowPlugin;
+import com.android.systemui.statusbar.phone.ShadeController;
+import com.android.systemui.statusbar.policy.HeadsUpManager;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+
+@SmallTest
+@RunWith(AndroidTestingRunner.class)
+@RunWithLooper
+public class ExpandableNotificationRowDragControllerTest extends SysuiTestCase {
+
+    private ExpandableNotificationRow mRow;
+    private ExpandableNotificationRow mGroupRow;
+    private ExpandableNotificationRowDragController mController;
+    private NotificationTestHelper mNotificationTestHelper;
+
+    private NotificationGutsManager mGutsManager = mock(NotificationGutsManager.class);
+    private HeadsUpManager mHeadsUpManager = mock(HeadsUpManager.class);
+    private NotificationMenuRow mMenuRow = mock(NotificationMenuRow.class);
+    private NotificationMenuRowPlugin.MenuItem mMenuItem =
+            mock(NotificationMenuRowPlugin.MenuItem.class);
+
+    @Before
+    public void setUp() throws Exception {
+        allowTestableLooperAsMainThread();
+
+        mDependency.injectMockDependency(ShadeController.class);
+
+        mNotificationTestHelper = new NotificationTestHelper(
+                mContext,
+                mDependency,
+                TestableLooper.get(this));
+        mRow = mNotificationTestHelper.createRow();
+        mGroupRow = mNotificationTestHelper.createGroup(4);
+        when(mMenuRow.getLongpressMenuItem(any(Context.class))).thenReturn(mMenuItem);
+
+        mController = new ExpandableNotificationRowDragController(mContext, mHeadsUpManager);
+    }
+
+    @Test
+    public void testDoStartDragHeadsUpNotif_startDragAndDrop() throws Exception {
+        ExpandableNotificationRowDragController controller = createSpyController();
+        mRow.setDragController(controller);
+        mRow.setHeadsUp(true);
+        mRow.setPinned(true);
+
+        mRow.doLongClickCallback(0, 0);
+        mRow.doDragCallback(0, 0);
+        verify(controller).startDragAndDrop(mRow);
+
+        // Simulate the drag start
+        mRow.dispatchDragEvent(DragEvent.obtain(ACTION_DRAG_STARTED, 0, 0, 0, 0, null, null, null,
+                null, null, false));
+        verify(mHeadsUpManager, times(1)).releaseAllImmediately();
+    }
+
+    @Test
+    public void testDoStartDragNotif() throws Exception {
+        ExpandableNotificationRowDragController controller = createSpyController();
+        mRow.setDragController(controller);
+
+        mDependency.get(ShadeController.class).instantExpandNotificationsPanel();
+        mRow.doDragCallback(0, 0);
+        verify(controller).startDragAndDrop(mRow);
+
+        // Simulate the drag start
+        mRow.dispatchDragEvent(DragEvent.obtain(ACTION_DRAG_STARTED, 0, 0, 0, 0, null, null, null,
+                null, null, false));
+        verify(mDependency.get(ShadeController.class)).animateCollapsePanels(0, true);
+    }
+
+    private ExpandableNotificationRowDragController createSpyController() {
+        return spy(mController);
+    }
+}

packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/row/NotificationEntryManagerInflationTest.java

@@ -265,7 +265,8 @@ public class NotificationEntryManagerInflationTest extends SysuiTestCase {
                                 new FalsingManagerFake(),
                                 new FalsingCollectorFake(),
                                 mPeopleNotificationIdentifier,
-                                Optional.of(mock(BubblesManager.class))
+                                Optional.of(mock(BubblesManager.class)),
+                                mock(ExpandableNotificationRowDragController.class)
                         ));
 
         when(mNotificationRowComponentBuilder.activatableNotificationView(any()))