Merge "Hide manage & clear affordances on transition to KG" into tm-dev am: 0340a16437

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17537087

Change-Id: Ifd51e871f026d3cc6efb116dbefa068792f302fd
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

packages/SystemUI/plugin/src/com/android/systemui/plugins/statusbar/StatusBarStateController.java

@@ -93,6 +93,12 @@ public interface StatusBarStateController {
         default void onStateChanged(int newState) {
         }
 
+        /**
+         * Callback to be notified about upcoming state changes. Typically, is immediately followed
+         * by #onStateChanged, unless there was an intentional delay in updating the state changed.
+         */
+        default void onUpcomingStateChanged(int upcomingState) {}
+
         /**
          * Callback to be notified when Dozing changes. Dozing is stored separately from state.
          */

packages/SystemUI/src/com/android/systemui/statusbar/StatusBarStateControllerImpl.java

@@ -205,7 +205,7 @@ public class StatusBarStateControllerImpl implements
             }
             mLastState = mState;
             mState = state;
-            mUpcomingState = state;
+            updateUpcomingState(mState);
             mUiEventLogger.log(StatusBarStateEvent.fromState(mState));
             Trace.instantForTrack(Trace.TRACE_TAG_APP, "UI Events", "StatusBarState " + tag);
             for (RankedListener rl : new ArrayList<>(mListeners)) {
@@ -223,8 +223,18 @@ public class StatusBarStateControllerImpl implements
 
     @Override
     public void setUpcomingState(int nextState) {
-        mUpcomingState = nextState;
+        recordHistoricalState(nextState /* newState */, mState /* lastState */, true);
-        recordHistoricalState(mUpcomingState /* newState */, mState /* lastState */, true);
+        updateUpcomingState(nextState);
+
+    }
+
+    private void updateUpcomingState(int upcomingState) {
+        if (mUpcomingState != upcomingState) {
+            mUpcomingState = upcomingState;
+            for (RankedListener rl : new ArrayList<>(mListeners)) {
+                rl.mListener.onUpcomingStateChanged(mUpcomingState);
+            }
+        }
     }
 
     @Override

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

@@ -427,6 +427,7 @@ public class NotificationStackScrollLayout extends ViewGroup implements Dumpable
     private boolean mInHeadsUpPinnedMode;
     private boolean mHeadsUpAnimatingAway;
     private int mStatusBarState;
+    private int mUpcomingStatusBarState;
     private int mCachedBackgroundColor;
     private boolean mHeadsUpGoingAwayAnimationsAllowed = true;
     private Runnable mReflingAndAnimateScroll = () -> {
@@ -690,7 +691,8 @@ public class NotificationStackScrollLayout extends ViewGroup implements Dumpable
                 mController.hasActiveClearableNotifications(ROWS_ALL);
         boolean showFooterView = (showDismissView || mController.getVisibleNotificationCount() > 0)
                 && mIsCurrentUserSetup  // see: b/193149550
-                && mStatusBarState != StatusBarState.KEYGUARD
+                && !onKeyguard()
+                && mUpcomingStatusBarState != StatusBarState.KEYGUARD
                 // quick settings don't affect notifications when not in full screen
                 && (mQsExpansionFraction != 1 || !mQsFullScreen)
                 && !mScreenOffAnimationController.shouldHideNotificationsFooter()
@@ -4960,6 +4962,13 @@ public class NotificationStackScrollLayout extends ViewGroup implements Dumpable
         updateDismissBehavior();
     }
 
+    void setUpcomingStatusBarState(int upcomingStatusBarState) {
+        mUpcomingStatusBarState = upcomingStatusBarState;
+        if (mUpcomingStatusBarState != mStatusBarState) {
+            updateFooter();
+        }
+    }
+
     void onStatePostChange(boolean fromShadeLocked) {
         boolean onKeyguard = onKeyguard();
 

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

@@ -309,6 +309,11 @@ public class NotificationStackScrollLayoutController {
                     mView.setStatusBarState(mBarState);
                 }
 
+                @Override
+                public void onUpcomingStateChanged(int newState) {
+                    mView.setUpcomingStatusBarState(newState);
+                }
+
                 @Override
                 public void onStatePostChange() {
                     mView.updateSensitiveness(mStatusBarStateController.goingToFullShade(),