From 837d8f5f3002fb628acd3ece6352fed190d14a15 Mon Sep 17 00:00:00 2001
From: arkon <eugcheung94@gmail.com>
Date: Mon, 18 Jan 2021 17:24:23 -0500
Subject: [PATCH] Delay restoring AppBar elevation on Android 5.0 (fixes #4311)

---
 .../kanade/tachiyomi/widget/ElevationAppBarLayout.kt   | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/app/src/main/java/eu/kanade/tachiyomi/widget/ElevationAppBarLayout.kt b/app/src/main/java/eu/kanade/tachiyomi/widget/ElevationAppBarLayout.kt
index e64e793a3..66057589f 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/widget/ElevationAppBarLayout.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/widget/ElevationAppBarLayout.kt
@@ -3,6 +3,7 @@ package eu.kanade.tachiyomi.widget
 import android.animation.ObjectAnimator
 import android.animation.StateListAnimator
 import android.content.Context
+import android.os.Build
 import android.util.AttributeSet
 import com.google.android.material.R
 import com.google.android.material.appbar.AppBarLayout
@@ -19,6 +20,15 @@ class ElevationAppBarLayout @JvmOverloads constructor(
     }
 
     fun enableElevation(liftOnScroll: Boolean) {
+        if (Build.VERSION.SDK_INT == Build.VERSION_CODES.LOLLIPOP) {
+            // Delay to avoid crash
+            post { setElevation(liftOnScroll) }
+        } else {
+            setElevation(liftOnScroll)
+        }
+    }
+
+    private fun setElevation(liftOnScroll: Boolean) {
         stateListAnimator = origStateAnimator
         isLiftOnScroll = liftOnScroll
     }