From 94262dedb735cef98d1323ba883dd2cf599339a6 Mon Sep 17 00:00:00 2001
From: Winson Chung <winsonc@google.com>
Date: Wed, 2 May 2018 17:45:14 -0700
Subject: [PATCH] Skip snapping to page when there are no pages

- This scrolls the recents view, which affects the empty recents icon
  position.

Bug: 79170402
Test: Clear all tasks, then quickscrub
Change-Id: I316805c0083d4ad65a8df0fafd88545859054405
---
 quickstep/src/com/android/quickstep/QuickScrubController.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/quickstep/src/com/android/quickstep/QuickScrubController.java b/quickstep/src/com/android/quickstep/QuickScrubController.java
index adc245ba69..ae7de87be6 100644
--- a/quickstep/src/com/android/quickstep/QuickScrubController.java
+++ b/quickstep/src/com/android/quickstep/QuickScrubController.java
@@ -106,7 +106,7 @@ public class QuickScrubController implements OnAlarmListener {
         };
         int snapDuration = Math.abs(page - mRecentsView.getPageNearestToCenterOfScreen())
                 * QUICKSCRUB_END_SNAP_DURATION_PER_PAGE;
-        if (mRecentsView.snapToPage(page, snapDuration)) {
+        if (mRecentsView.getChildCount() > 0 && mRecentsView.snapToPage(page, snapDuration)) {
             // Settle on the page then launch it
             mRecentsView.setNextPageSwitchRunnable(launchTaskRunnable);
         } else {