From 11cb8fbd3a8b86440750ae6861908694e28c6cf6 Mon Sep 17 00:00:00 2001
From: Yuya Kaido <yuyakaido@gmail.com>
Date: Tue, 16 Apr 2019 14:32:14 +0900
Subject: [PATCH] #237 Disable scroll when empty

---
 .../android/cardstackview/CardStackLayoutManager.java    | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/cardstackview/src/main/java/com/yuyakaido/android/cardstackview/CardStackLayoutManager.java b/cardstackview/src/main/java/com/yuyakaido/android/cardstackview/CardStackLayoutManager.java
index 4b05169f..2732ee32 100644
--- a/cardstackview/src/main/java/com/yuyakaido/android/cardstackview/CardStackLayoutManager.java
+++ b/cardstackview/src/main/java/com/yuyakaido/android/cardstackview/CardStackLayoutManager.java
@@ -68,6 +68,10 @@ public boolean canScrollVertically() {
 
     @Override
     public int scrollHorizontallyBy(int dx, RecyclerView.Recycler recycler, RecyclerView.State s) {
+        if (state.topPosition == getItemCount()) {
+            return 0;
+        }
+
         switch (state.status) {
             case Idle:
                 if (setting.swipeableMethod.canSwipeManually()) {
@@ -106,11 +110,16 @@ public int scrollHorizontallyBy(int dx, RecyclerView.Recycler recycler, Recycler
             case ManualSwipeAnimated:
                 break;
         }
+
         return 0;
     }
 
     @Override
     public int scrollVerticallyBy(int dy, RecyclerView.Recycler recycler, RecyclerView.State s) {
+        if (state.topPosition == getItemCount()) {
+            return 0;
+        }
+
         switch (state.status) {
             case Idle:
                 if (setting.swipeableMethod.canSwipeManually()) {