From 229357bf0d5e926e386e07b9eb2f100856347664 Mon Sep 17 00:00:00 2001
From: Zhongyi Tong <zhongyi.tong@foxmail.com>
Date: Tue, 31 May 2016 22:34:00 +0800
Subject: [PATCH] Fix bugly #501. IllegalStateException occured on orientation
 change. Because fragment was added twice. Using FrameLayout instead of
 Fragment. See full solution at http://stackoverflow.com/a/29556331.

---
 app/src/main/res/layout/activity_preferences.xml | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/app/src/main/res/layout/activity_preferences.xml b/app/src/main/res/layout/activity_preferences.xml
index e4d23cc1..042cc0d1 100644
--- a/app/src/main/res/layout/activity_preferences.xml
+++ b/app/src/main/res/layout/activity_preferences.xml
@@ -35,9 +35,8 @@
                    android:padding="6dp" android:src="@mipmap/ic_refresh"
                    android:layout_alignBottom="@+id/settings_bar"/>
     </RelativeLayout>
-    <fragment android:layout_width="match_parent"
+    <FrameLayout android:layout_width="match_parent"
               android:layout_height="match_parent"
               android:id="@+id/preferences_fragment"
-              tools:layout="@android:layout/simple_list_item_1"
-              class="xyz.monkeytong.hongbao.fragments.GeneralSettingsFragment"/>
+              tools:layout="@android:layout/simple_list_item_1"/>
 </LinearLayout>