Ignore down touches in QS while animating

This prevents touches inside the QS bounds from putting NPVC in a
bad state that causes subsequent touches to be mishandled.

Bug: 261156369
Test: manual and atest
Change-Id: Ia5cab8c4104b1314bfca7189f0eba2e1175fed9b
diff --git a/packages/SystemUI/src/com/android/systemui/shade/NotificationPanelViewController.java b/packages/SystemUI/src/com/android/systemui/shade/NotificationPanelViewController.java
index 8f512d0..f8882cf 100644
--- a/packages/SystemUI/src/com/android/systemui/shade/NotificationPanelViewController.java
+++ b/packages/SystemUI/src/com/android/systemui/shade/NotificationPanelViewController.java
@@ -2421,7 +2421,7 @@
             mInitialTouchY = event.getY();
             mInitialTouchX = event.getX();
         }
-        if (!isFullyCollapsed()) {
+        if (!isFullyCollapsed() && !isShadeOrQsHeightAnimationRunning()) {
             handleQsDown(event);
         }
         // defer touches on QQS to shade while shade is collapsing. Added margin for error
@@ -5211,6 +5211,11 @@
         }
     }
 
+    /** Returns whether a shade or QS expansion animation is running */
+    private boolean isShadeOrQsHeightAnimationRunning() {
+        return mHeightAnimator != null && !mHintAnimationRunning && !mIsSpringBackAnimation;
+    }
+
     /**
      * Phase 2: Bounce down.
      */
@@ -6228,8 +6233,7 @@
                     mCollapsedAndHeadsUpOnDown =
                             isFullyCollapsed() && mHeadsUpManager.hasPinnedHeadsUp();
                     addMovement(event);
-                    boolean regularHeightAnimationRunning = mHeightAnimator != null
-                            && !mHintAnimationRunning && !mIsSpringBackAnimation;
+                    boolean regularHeightAnimationRunning = isShadeOrQsHeightAnimationRunning();
                     if (!mGestureWaitForTouchSlop || regularHeightAnimationRunning) {
                         mTouchSlopExceeded = regularHeightAnimationRunning
                                 || mTouchSlopExceededBeforeDown;