Use left/right-edge popup preview background

Bug: 4902361
Change-Id: Iafbadd0e44c0db2fb6a0875c964304bec6ac8cb0
diff --git a/java/res/drawable/keyboard_key_feedback_left_ics.xml b/java/res/drawable/keyboard_key_feedback_left_ics.xml
new file mode 100644
index 0000000..b68b37f
--- /dev/null
+++ b/java/res/drawable/keyboard_key_feedback_left_ics.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2011 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_long_pressable="true"
+            android:drawable="@drawable/keyboard_key_feedback_left_more_background_holo" />
+    <item android:drawable="@drawable/keyboard_key_feedback_left_background_holo" />
+</selector>
diff --git a/java/res/drawable/keyboard_key_feedback_right_ics.xml b/java/res/drawable/keyboard_key_feedback_right_ics.xml
new file mode 100644
index 0000000..830678a
--- /dev/null
+++ b/java/res/drawable/keyboard_key_feedback_right_ics.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2011 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_long_pressable="true"
+            android:drawable="@drawable/keyboard_key_feedback_right_more_background_holo" />
+    <item android:drawable="@drawable/keyboard_key_feedback_right_background_holo" />
+</selector>
diff --git a/java/res/values/attrs.xml b/java/res/values/attrs.xml
index 6b063ef..d89f55a 100644
--- a/java/res/values/attrs.xml
+++ b/java/res/values/attrs.xml
@@ -68,6 +68,10 @@
         <attr name="keyPreviewLayout" format="reference" />
         <!-- The background for key press feedback. -->
         <attr name="keyPreviewBackground" format="reference" />
+        <!-- The background for the left edge key press feedback. -->
+        <attr name="keyPreviewLeftBackground" format="reference" />
+        <!-- The background for the right edge key press feedback. -->
+        <attr name="keyPreviewRightBackground" format="reference" />
         <!-- The background for spacebar press feedback. -->
         <attr name="keyPreviewSpacebarBackground" format="reference" />
         <!-- The text color for key press feedback. -->
diff --git a/java/res/values/styles.xml b/java/res/values/styles.xml
index 1f1488e..08301be 100644
--- a/java/res/values/styles.xml
+++ b/java/res/values/styles.xml
@@ -51,6 +51,8 @@
         <item name="keyUppercaseLetterActivatedColor">#CCE0E4E5</item>
         <item name="keyPreviewLayout">@layout/key_preview</item>
         <item name="keyPreviewBackground">@drawable/keyboard_key_feedback</item>
+        <item name="keyPreviewLeftBackground">@null</item>
+        <item name="keyPreviewRightBackground">@null</item>
         <item name="keyPreviewSpacebarBackground">@drawable/keyboard_key_feedback</item>
         <item name="keyPreviewTextColor">#FFFFFFFF</item>
         <item name="keyPreviewOffset">@dimen/key_preview_offset</item>
@@ -152,6 +154,8 @@
         <item name="keyUppercaseLetterInactivatedColor">#66E0E4E5</item>
         <item name="keyUppercaseLetterActivatedColor">#FFFFFFFF</item>
         <item name="keyPreviewBackground">@drawable/keyboard_key_feedback_ics</item>
+        <item name="keyPreviewLeftBackground">@drawable/keyboard_key_feedback_left_ics</item>
+        <item name="keyPreviewRightBackground">@drawable/keyboard_key_feedback_right_ics</item>
         <item name="keyPreviewSpacebarBackground">@drawable/transparent</item>
         <item name="keyPreviewTextColor">#FFFFFFFF</item>
         <item name="keyPreviewHeight">@dimen/key_preview_height_ics</item>