From 3143797b5560e7096f06cb5f9761ac04edc8b85c Mon Sep 17 00:00:00 2001
From: Cameron Gutman <aicommander@gmail.com>
Date: Tue, 22 Nov 2016 23:18:55 -0800
Subject: [PATCH] Fix transparent background when switching apps in
 multi-window

---
 app/src/main/res/values-v24/styles.xml | 12 ++++++++++++
 app/src/main/res/values/styles.xml     | 14 ++++++++------
 2 files changed, 20 insertions(+), 6 deletions(-)
 create mode 100644 app/src/main/res/values-v24/styles.xml

diff --git a/app/src/main/res/values-v24/styles.xml b/app/src/main/res/values-v24/styles.xml
new file mode 100644
index 00000000..a8b6e708
--- /dev/null
+++ b/app/src/main/res/values-v24/styles.xml
@@ -0,0 +1,12 @@
+<resources>
+
+    <!--
+      Use a black background to avoid the transparent background when switching apps.
+      android:windowBackgroundFallback is supposed to do this, but it wasn't working for
+      me as of Android 7.1
+    -->
+    <style name="StreamBaseTheme" parent="AppBaseTheme">
+        <item name="android:windowBackground">@android:color/black</item>
+    </style>
+
+</resources>
diff --git a/app/src/main/res/values/styles.xml b/app/src/main/res/values/styles.xml
index 8d5a0703..f47bebe7 100644
--- a/app/src/main/res/values/styles.xml
+++ b/app/src/main/res/values/styles.xml
@@ -22,14 +22,16 @@
         <item name="android:windowNoTitle">true</item>
     </style>
 
-    <!-- Stream activity theme -->
-    <style name="StreamTheme" parent="AppBaseTheme">
-        <!-- All customizations that are NOT specific to a particular API-level can go here. -->
-        <item name="android:windowActionBar">false</item>
-        <item name="android:windowNoTitle">true</item>
-
+    <style name="StreamBaseTheme" parent="AppBaseTheme">
         <!-- Transparent streaming background to avoid extra overdraw -->
         <item name="android:windowBackground">@android:color/transparent</item>
     </style>
 
+    <!-- Stream activity theme -->
+    <style name="StreamTheme" parent="StreamBaseTheme">
+        <!-- All customizations that are NOT specific to a particular API-level can go here. -->
+        <item name="android:windowActionBar">false</item>
+        <item name="android:windowNoTitle">true</item>
+    </style>
+
 </resources>