diff --git a/res/anim/combo_view_enter.xml b/res/anim/combo_view_enter.xml
new file mode 100644
index 0000000..b0e2369
--- /dev/null
+++ b/res/anim/combo_view_enter.xml
@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+    * Copyright (c) 2015, The Linux Foundation. All rights reserved.
+    *
+    * Redistribution and use in source and binary forms, with or without
+    * modification, are permitted provided that the following conditions are
+    * met:
+    * * Redistributions of source code must retain the above copyright
+    * notice, this list of conditions and the following disclaimer.
+    * * Redistributions in binary form must reproduce the above
+    * copyright notice, this list of conditions and the following
+    * disclaimer in the documentation and/or other materials provided
+    * with the distribution.
+    * * Neither the name of The Linux Foundation nor the names of its
+    * contributors may be used to endorse or promote products derived
+    * from this software without specific prior written permission.
+    *
+    * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+    * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+    * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+    * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+    * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+    * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+    * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+    * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+    * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+    * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+    * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+    *
+ -->
+
+<set xmlns:android="http://schemas.android.com/apk/res/android"
+    android:interpolator="@android:anim/decelerate_interpolator">
+        <translate android:fromYDelta="25%" android:toYDelta="0"
+            android:duration="@android:integer/config_shortAnimTime"/>
+        <alpha android:fromAlpha="0.0" android:toAlpha="1.0"
+            android:duration="@android:integer/config_shortAnimTime" />
+</set>
diff --git a/res/anim/combo_view_exit.xml b/res/anim/combo_view_exit.xml
new file mode 100644
index 0000000..22dd129
--- /dev/null
+++ b/res/anim/combo_view_exit.xml
@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+    * Copyright (c) 2015, The Linux Foundation. All rights reserved.
+    *
+    * Redistribution and use in source and binary forms, with or without
+    * modification, are permitted provided that the following conditions are
+    * met:
+    * * Redistributions of source code must retain the above copyright
+    * notice, this list of conditions and the following disclaimer.
+    * * Redistributions in binary form must reproduce the above
+    * copyright notice, this list of conditions and the following
+    * disclaimer in the documentation and/or other materials provided
+    * with the distribution.
+    * * Neither the name of The Linux Foundation nor the names of its
+    * contributors may be used to endorse or promote products derived
+    * from this software without specific prior written permission.
+    *
+    * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+    * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+    * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+    * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+    * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+    * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+    * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+    * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+    * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+    * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+    * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+    *
+ -->
+
+<set xmlns:android="http://schemas.android.com/apk/res/android"
+    android:interpolator="@android:anim/accelerate_interpolator">
+        <translate android:fromYDelta="0" android:toYDelta="50%"
+            android:duration="@android:integer/config_shortAnimTime"/>
+        <alpha android:fromAlpha="1.0" android:toAlpha="0.0"
+            android:duration="@android:integer/config_shortAnimTime" />
+</set>