From bfd27a2f5f1d20ae8dc90964f4d175269c536657 Mon Sep 17 00:00:00 2001
From: kunfei <gekunfei@live.com>
Date: Sat, 1 Jul 2023 20:08:15 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BC=98=E5=8C=96?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app/src/main/java/io/legado/app/ui/main/MainActivity.kt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/app/src/main/java/io/legado/app/ui/main/MainActivity.kt b/app/src/main/java/io/legado/app/ui/main/MainActivity.kt
index d903e769e..44c407636 100644
--- a/app/src/main/java/io/legado/app/ui/main/MainActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/main/MainActivity.kt
@@ -385,6 +385,9 @@ class MainActivity : VMBaseActivity<ActivityMainBinding, MainViewModel>(),
 
         override fun getItemPosition(any: Any): Int {
             val position = (any as MainFragmentInterface).position
+            if (position < 0) {
+                return POSITION_NONE
+            }
             val fragmentId = getId(position)
             if ((fragmentId == idBookshelf1 && any is BookshelfFragment1)
                 || (fragmentId == idBookshelf2 && any is BookshelfFragment2)