diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java b/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java
index 36d624a..83db6aa 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java
@@ -109,6 +109,7 @@
     private static final int COLORED_DIVIDER_ALPHA = 0x7B;
     private static final int MENU_VIEW_INDEX = 0;
     private static final String TAG = "ExpandableNotifRow";
+    public static final float DEFAULT_HEADER_VISIBLE_AMOUNT = 1.0f;
 
     /**
      * Listener for when {@link ExpandableNotificationRow} is laid out.
@@ -158,7 +159,7 @@
     private boolean mSensitiveHiddenInGeneral;
     private boolean mShowingPublicInitialized;
     private boolean mHideSensitiveForIntrinsicHeight;
-    private float mHeaderVisibleAmount = 1.0f;
+    private float mHeaderVisibleAmount = DEFAULT_HEADER_VISIBLE_AMOUNT;
 
     /**
      * Is this notification expanded by the system. The expansion state can be overridden by the
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/HeadsUpStatusBarView.java b/packages/SystemUI/src/com/android/systemui/statusbar/HeadsUpStatusBarView.java
index 29e0eda..ac289d7 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/HeadsUpStatusBarView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/HeadsUpStatusBarView.java
@@ -21,6 +21,8 @@
 import android.content.res.Resources;
 import android.graphics.Point;
 import android.graphics.Rect;
+import android.os.Bundle;
+import android.os.Parcelable;
 import android.util.AttributeSet;
 import android.view.Display;
 import android.view.DisplayCutout;
@@ -38,6 +40,12 @@
  * The view in the statusBar that contains part of the heads-up information
  */
 public class HeadsUpStatusBarView extends AlphaOptimizedLinearLayout {
+    private static final String HEADS_UP_STATUS_BAR_VIEW_SUPER_PARCELABLE =
+            "heads_up_status_bar_view_super_parcelable";
+    private static final String FIRST_LAYOUT = "first_layout";
+    private static final String PUBLIC_MODE = "public_mode";
+    private static final String VISIBILITY = "visibility";
+    private static final String ALPHA = "alpha";
     private int mAbsoluteStartPadding;
     private int mEndMargin;
     private View mIconPlaceholder;
@@ -107,6 +115,39 @@
         updateMaxWidth();
     }
 
+    @Override
+    public Bundle onSaveInstanceState() {
+        Bundle bundle = new Bundle();
+        bundle.putParcelable(HEADS_UP_STATUS_BAR_VIEW_SUPER_PARCELABLE,
+                super.onSaveInstanceState());
+        bundle.putBoolean(FIRST_LAYOUT, mFirstLayout);
+        bundle.putBoolean(PUBLIC_MODE, mPublicMode);
+        bundle.putInt(VISIBILITY, getVisibility());
+        bundle.putFloat(ALPHA, getAlpha());
+
+        return bundle;
+    }
+
+    @Override
+    public void onRestoreInstanceState(Parcelable state) {
+        if (state == null || !(state instanceof Bundle)) {
+            super.onRestoreInstanceState(state);
+            return;
+        }
+
+        Bundle bundle = (Bundle) state;
+        Parcelable superState = bundle.getParcelable(HEADS_UP_STATUS_BAR_VIEW_SUPER_PARCELABLE);
+        super.onRestoreInstanceState(superState);
+        mFirstLayout = bundle.getBoolean(FIRST_LAYOUT, true);
+        mPublicMode = bundle.getBoolean(PUBLIC_MODE, false);
+        if (bundle.containsKey(VISIBILITY)) {
+            setVisibility(bundle.getInt(VISIBILITY));
+        }
+        if (bundle.containsKey(ALPHA)) {
+            setAlpha(bundle.getFloat(ALPHA));
+        }
+    }
+
     @VisibleForTesting
     public HeadsUpStatusBarView(Context context, View iconPlaceholder, TextView textView) {
         this(context);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationHeaderViewWrapper.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationHeaderViewWrapper.java
index 2fc2cdb..ade27f9 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationHeaderViewWrapper.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationHeaderViewWrapper.java
@@ -16,6 +16,8 @@
 
 package com.android.systemui.statusbar.notification;
 
+import static com.android.systemui.statusbar.ExpandableNotificationRow
+        .DEFAULT_HEADER_VISIBLE_AMOUNT;
 import static com.android.systemui.statusbar.notification.TransformState.TRANSFORM_Y;
 
 import android.app.Notification;
@@ -123,6 +125,9 @@
 
         // Reinspect the notification.
         resolveHeaderViews();
+        if (row.getHeaderVisibleAmount() != DEFAULT_HEADER_VISIBLE_AMOUNT) {
+            setHeaderVisibleAmount(row.getHeaderVisibleAmount());
+        }
         updateTransformedTypes();
         addRemainingTransformTypes();
         updateCropToPaddingForImageViews();
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/CollapsedStatusBarFragment.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/CollapsedStatusBarFragment.java
index f7b7eeb..ea70ebb 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/CollapsedStatusBarFragment.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/CollapsedStatusBarFragment.java
@@ -22,6 +22,8 @@
 import android.app.Fragment;
 import android.app.StatusBarManager;
 import android.os.Bundle;
+import android.os.Parcelable;
+import android.util.SparseArray;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -89,7 +91,8 @@
         super.onViewCreated(view, savedInstanceState);
         mStatusBar = (PhoneStatusBarView) view;
         if (savedInstanceState != null && savedInstanceState.containsKey(EXTRA_PANEL_STATE)) {
-            mStatusBar.go(savedInstanceState.getInt(EXTRA_PANEL_STATE));
+            mStatusBar.restoreHierarchyState(
+                    savedInstanceState.getSparseParcelableArray(EXTRA_PANEL_STATE));
         }
         mDarkIconManager = new DarkIconManager(view.findViewById(R.id.statusIcons));
         mDarkIconManager.setShouldLog(true);
@@ -105,7 +108,9 @@
     @Override
     public void onSaveInstanceState(Bundle outState) {
         super.onSaveInstanceState(outState);
-        outState.putInt(EXTRA_PANEL_STATE, mStatusBar.getState());
+        SparseArray<Parcelable> states = new SparseArray<>();
+        mStatusBar.saveHierarchyState(states);
+        outState.putSparseParcelableArray(EXTRA_PANEL_STATE, states);
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/HeadsUpAppearanceController.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/HeadsUpAppearanceController.java
index 4e7f4f3..e1936fa 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/HeadsUpAppearanceController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/HeadsUpAppearanceController.java
@@ -54,9 +54,12 @@
             mSetTrackingHeadsUp = this::setTrackingHeadsUp;
     private final Runnable mUpdatePanelTranslation = this::updatePanelTranslation;
     private final BiConsumer<Float, Float> mSetExpandedHeight = this::setExpandedHeight;
-    private float mExpandedHeight;
-    private boolean mIsExpanded;
-    private float mExpandFraction;
+    @VisibleForTesting
+    float mExpandedHeight;
+    @VisibleForTesting
+    boolean mIsExpanded;
+    @VisibleForTesting
+    float mExpandFraction;
     private ExpandableNotificationRow mTrackedChild;
     private boolean mShown;
     private final View.OnLayoutChangeListener mStackScrollLayoutChangeListener =
@@ -100,6 +103,20 @@
         mClockView = clockView;
         mDarkIconDispatcher = Dependency.get(DarkIconDispatcher.class);
         mDarkIconDispatcher.addDarkReceiver(this);
+
+        mHeadsUpStatusBarView.addOnLayoutChangeListener(new View.OnLayoutChangeListener() {
+            @Override
+            public void onLayoutChange(View v, int left, int top, int right, int bottom,
+                    int oldLeft, int oldTop, int oldRight, int oldBottom) {
+                if (shouldBeVisible()) {
+                    updateTopEntry();
+
+                    // trigger scroller to notify the latest panel translation
+                    mStackScroller.requestLayout();
+                }
+                mHeadsUpStatusBarView.removeOnLayoutChangeListener(this);
+            }
+        });
     }
 
 
@@ -301,4 +318,13 @@
         mHeadsUpStatusBarView.setPublicMode(publicMode);
         updateTopEntry();
     }
+
+    void readFrom(HeadsUpAppearanceController oldController) {
+        if (oldController != null) {
+            mTrackedChild = oldController.mTrackedChild;
+            mExpandedHeight = oldController.mExpandedHeight;
+            mIsExpanded = oldController.mIsExpanded;
+            mExpandFraction = oldController.mExpandFraction;
+        }
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelBar.java
index c4d7e72..18bc4e5 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelBar.java
@@ -17,6 +17,8 @@
 package com.android.systemui.statusbar.phone;
 
 import android.content.Context;
+import android.os.Bundle;
+import android.os.Parcelable;
 import android.util.AttributeSet;
 import android.util.Log;
 import android.view.MotionEvent;
@@ -27,6 +29,8 @@
     public static final boolean DEBUG = false;
     public static final String TAG = PanelBar.class.getSimpleName();
     private static final boolean SPEW = false;
+    private static final String PANEL_BAR_SUPER_PARCELABLE = "panel_bar_super_parcelable";
+    private static final String STATE = "state";
     private boolean mBouncerShowing;
     private boolean mExpanded;
 
@@ -48,8 +52,26 @@
         mState = state;
     }
 
-    public int getState() {
-        return mState;
+    @Override
+    protected Parcelable onSaveInstanceState() {
+        Bundle bundle = new Bundle();
+        bundle.putParcelable(PANEL_BAR_SUPER_PARCELABLE, super.onSaveInstanceState());
+        bundle.putInt(STATE, mState);
+        return bundle;
+    }
+
+    @Override
+    protected void onRestoreInstanceState(Parcelable state) {
+        if (state == null || !(state instanceof Bundle)) {
+            super.onRestoreInstanceState(state);
+            return;
+        }
+
+        Bundle bundle = (Bundle) state;
+        super.onRestoreInstanceState(bundle.getParcelable(PANEL_BAR_SUPER_PARCELABLE));
+        if (((Bundle) state).containsKey(STATE)) {
+            go(bundle.getInt(STATE, STATE_CLOSED));
+        }
     }
 
     public PanelBar(Context context, AttributeSet attrs) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
index 8d0db9b..0a1ac1b 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
@@ -843,13 +843,27 @@
                     mStatusBarView.setBar(this);
                     mStatusBarView.setPanel(mNotificationPanel);
                     mStatusBarView.setScrimController(mScrimController);
+
+                    // CollapsedStatusBarFragment re-inflated PhoneStatusBarView and both of
+                    // mStatusBarView.mExpanded and mStatusBarView.mBouncerShowing are false.
+                    // PhoneStatusBarView's new instance will set to be gone in
+                    // PanelBar.updateVisibility after calling mStatusBarView.setBouncerShowing
+                    // that will trigger PanelBar.updateVisibility. If there is a heads up showing,
+                    // it needs to notify PhoneStatusBarView's new instance to update the correct
+                    // status by calling mNotificationPanel.notifyBarPanelExpansionChanged().
+                    if (mHeadsUpManager.hasPinnedHeadsUp()) {
+                        mNotificationPanel.notifyBarPanelExpansionChanged();
+                    }
                     mStatusBarView.setBouncerShowing(mBouncerShowing);
+
+                    HeadsUpAppearanceController oldController = mHeadsUpAppearanceController;
                     if (mHeadsUpAppearanceController != null) {
                         // This view is being recreated, let's destroy the old one
                         mHeadsUpAppearanceController.destroy();
                     }
                     mHeadsUpAppearanceController = new HeadsUpAppearanceController(
                             mNotificationIconAreaController, mHeadsUpManager, mStatusBarWindow);
+                    mHeadsUpAppearanceController.readFrom(oldController);
                     setAreThereNotifications();
                     checkBarModes();
                 }).getFragmentManager()
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/Clock.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/Clock.java
index 9aa8044..8517d90 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/Clock.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/Clock.java
@@ -25,6 +25,7 @@
 import android.graphics.Rect;
 import android.os.Bundle;
 import android.os.Handler;
+import android.os.Parcelable;
 import android.os.SystemClock;
 import android.os.UserHandle;
 import android.text.Spannable;
@@ -65,6 +66,12 @@
         DarkReceiver, ConfigurationListener {
 
     public static final String CLOCK_SECONDS = "clock_seconds";
+    private static final String CLOCK_SUPER_PARCELABLE = "clock_super_parcelable";
+    private static final String CURRENT_USER_ID = "current_user_id";
+    private static final String VISIBLE_BY_POLICY = "visible_by_policy";
+    private static final String VISIBLE_BY_USER = "visible_by_user";
+    private static final String SHOW_SECONDS = "show_seconds";
+    private static final String VISIBILITY = "visibility";
 
     private final CurrentUserTracker mCurrentUserTracker;
     private int mCurrentUserId;
@@ -129,6 +136,40 @@
     }
 
     @Override
+    public Parcelable onSaveInstanceState() {
+        Bundle bundle = new Bundle();
+        bundle.putParcelable(CLOCK_SUPER_PARCELABLE, super.onSaveInstanceState());
+        bundle.putInt(CURRENT_USER_ID, mCurrentUserId);
+        bundle.putBoolean(VISIBLE_BY_POLICY, mClockVisibleByPolicy);
+        bundle.putBoolean(VISIBLE_BY_USER, mClockVisibleByUser);
+        bundle.putBoolean(SHOW_SECONDS, mShowSeconds);
+        bundle.putInt(VISIBILITY, getVisibility());
+
+        return bundle;
+    }
+
+    @Override
+    public void onRestoreInstanceState(Parcelable state) {
+        if (state == null || !(state instanceof Bundle)) {
+            super.onRestoreInstanceState(state);
+            return;
+        }
+
+        Bundle bundle = (Bundle) state;
+        Parcelable superState = bundle.getParcelable(CLOCK_SUPER_PARCELABLE);
+        super.onRestoreInstanceState(superState);
+        if (bundle.containsKey(CURRENT_USER_ID)) {
+            mCurrentUserId = bundle.getInt(CURRENT_USER_ID);
+        }
+        mClockVisibleByPolicy = bundle.getBoolean(VISIBLE_BY_POLICY, true);
+        mClockVisibleByUser = bundle.getBoolean(VISIBLE_BY_USER, true);
+        mShowSeconds = bundle.getBoolean(SHOW_SECONDS, false);
+        if (bundle.containsKey(VISIBILITY)) {
+            setVisibility(bundle.getInt(VISIBILITY));
+        }
+    }
+
+    @Override
     protected void onAttachedToWindow() {
         super.onAttachedToWindow();
 
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/HeadsUpAppearanceControllerTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/HeadsUpAppearanceControllerTest.java
index 537bfd4..fe7bf25 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/HeadsUpAppearanceControllerTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/HeadsUpAppearanceControllerTest.java
@@ -123,6 +123,27 @@
     }
 
     @Test
+    public void testHeaderReadFromOldController() {
+        mHeadsUpAppearanceController.setExpandedHeight(1.0f, 1.0f);
+
+        HeadsUpAppearanceController newController = new HeadsUpAppearanceController(
+                mock(NotificationIconAreaController.class),
+                mHeadsUpManager,
+                mHeadsUpStatusBarView,
+                mStackScroller,
+                mPanelView,
+                new View(mContext));
+        newController.readFrom(mHeadsUpAppearanceController);
+
+        Assert.assertEquals(mHeadsUpAppearanceController.mExpandedHeight,
+                newController.mExpandedHeight, 0.0f);
+        Assert.assertEquals(mHeadsUpAppearanceController.mExpandFraction,
+                newController.mExpandFraction, 0.0f);
+        Assert.assertEquals(mHeadsUpAppearanceController.mIsExpanded,
+                newController.mIsExpanded);
+    }
+
+    @Test
     public void testDestroy() {
         reset(mHeadsUpManager);
         reset(mDarkIconDispatcher);