From 02b3f2bc63cd61574f000b4191f855b91e1af1d9 Mon Sep 17 00:00:00 2001
From: tehcneko <7764726+tehcneko@users.noreply.github.com>
Date: Sat, 20 Mar 2021 21:53:15 +0800
Subject: [PATCH] Fix drawer state

---
 .../java/com/hippo/ehviewer/ui/scene/BaseScene.java   | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/app/src/main/java/com/hippo/ehviewer/ui/scene/BaseScene.java b/app/src/main/java/com/hippo/ehviewer/ui/scene/BaseScene.java
index 207514458..bcb95d7a8 100644
--- a/app/src/main/java/com/hippo/ehviewer/ui/scene/BaseScene.java
+++ b/app/src/main/java/com/hippo/ehviewer/ui/scene/BaseScene.java
@@ -253,4 +253,15 @@ public abstract class BaseScene extends SceneFragment {
         super.onResume();
         Analytics.onSceneView(this);
     }
+
+    @Override
+    public void onSaveInstanceState(@NonNull Bundle outState) {
+        super.onSaveInstanceState(outState);
+
+        if (drawerView != null) {
+            drawerViewState = new SparseArray<>();
+            drawerView.saveHierarchyState(drawerViewState);
+            outState.putSparseParcelableArray(KEY_DRAWER_VIEW_STATE, drawerViewState);
+        }
+    }
 }