From 60d040eff0c1ed782b24750db5327d698a7eed83 Mon Sep 17 00:00:00 2001
From: M66B <M66B@users.noreply.github.com>
Date: Tue, 5 Feb 2019 16:17:37 +0000
Subject: [PATCH] Another attempt to workaround AndroidX bug

https://issuetracker.google.com/issues/78495471
---
 .../eu/faircode/email/FragmentMessages.java   | 25 +++++++++++++------
 1 file changed, 17 insertions(+), 8 deletions(-)

diff --git a/app/src/main/java/eu/faircode/email/FragmentMessages.java b/app/src/main/java/eu/faircode/email/FragmentMessages.java
index 7b66e3196e..f429cde90a 100644
--- a/app/src/main/java/eu/faircode/email/FragmentMessages.java
+++ b/app/src/main/java/eu/faircode/email/FragmentMessages.java
@@ -659,6 +659,16 @@ public class FragmentMessages extends FragmentBase {
     };
 
     private ItemTouchHelper.Callback touchHelper = new ItemTouchHelper.Callback() {
+        private Handler handler = new Handler();
+
+        private Runnable enableSelection = new Runnable() {
+            @Override
+            public void run() {
+                if (selectionPredicate != null)
+                    selectionPredicate.setEnabled(true);
+            }
+        };
+
         @Override
         public int getMovementFlags(@NonNull RecyclerView recyclerView, @NonNull RecyclerView.ViewHolder viewHolder) {
             TupleMessageEx message = getMessage(viewHolder);
@@ -693,8 +703,13 @@ public class FragmentMessages extends FragmentBase {
             AdapterMessage.ViewHolder holder = ((AdapterMessage.ViewHolder) viewHolder);
             holder.setDisplacement(dX);
 
-            if (selectionPredicate != null)
-                selectionPredicate.setEnabled(!isCurrentlyActive);
+            if (selectionPredicate != null) {
+                handler.removeCallbacks(enableSelection);
+                if (isCurrentlyActive)
+                    selectionPredicate.setEnabled(false);
+                else
+                    handler.postDelayed(enableSelection, 1000);
+            }
 
             TupleMessageEx message = getMessage(viewHolder);
             if (message == null)
@@ -743,9 +758,6 @@ public class FragmentMessages extends FragmentBase {
 
             Log.i("Swiped dir=" + direction + " message=" + message.id);
 
-            if (selectionPredicate != null)
-                selectionPredicate.setEnabled(false);
-
             Bundle args = new Bundle();
             args.putLong("id", message.id);
             args.putBoolean("thread", viewType != AdapterMessage.ViewType.THREAD);
@@ -1955,9 +1967,6 @@ public class FragmentMessages extends FragmentBase {
                 return;
             }
 
-            if (selectionPredicate != null)
-                selectionPredicate.setEnabled(true);
-
             if (viewType == AdapterMessage.ViewType.THREAD) {
                 // Mark duplicates
                 Map<String, List<TupleMessageEx>> duplicates = new HashMap<>();