From 5f416b9452acfcbf28f5541d18c5667610e0eb9b Mon Sep 17 00:00:00 2001
From: arangelov <arangelov@google.com>
Date: Wed, 17 Jun 2020 13:12:09 +0100
Subject: [PATCH] Re-setup viewpager on configuration change for RTL languages

Otherwise rotating the device while showing a tab with RTL
shows blank tab content. This could be due to ViewPager
bugs when handling RTL.

Fixes: 158862939
Test: manually rotating the device with RTL layout
Test: manually rotating the device with LTR layout
Change-Id: Iba4c71cf88747d6fbbc36d19b5102460e8aa7cec
---
 core/java/com/android/internal/app/ChooserActivity.java | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/core/java/com/android/internal/app/ChooserActivity.java b/core/java/com/android/internal/app/ChooserActivity.java
index 0a1e3a0caeff6..e0b67da3bcd47 100644
--- a/core/java/com/android/internal/app/ChooserActivity.java
+++ b/core/java/com/android/internal/app/ChooserActivity.java
@@ -1063,6 +1063,10 @@ public class ChooserActivity extends ResolverActivity implements
     @Override
     public void onConfigurationChanged(Configuration newConfig) {
         super.onConfigurationChanged(newConfig);
+        ViewPager viewPager = findViewById(R.id.profile_pager);
+        if (shouldShowTabs() && viewPager.isLayoutRtl()) {
+            mMultiProfilePagerAdapter.setupViewPager(viewPager);
+        }
 
         mShouldDisplayLandscape = shouldDisplayLandscape(newConfig.orientation);
         adjustPreviewWidth(newConfig.orientation, null);