Add empty key background type

Change-Id: I9b07c58a9b70ae0228f87e1f066ca8cd959b4f03

5 files changed, 21 insertions, 24 deletions

diff --git a/java/res/drawable/btn_keyboard_key.xml b/java/res/drawable/btn_keyboard_key.xml
index 797bc105e..112ac2636 100644
--- a/java/res/drawable/btn_keyboard_key.xml
+++ b/java/res/drawable/btn_keyboard_key.xml
@@ -15,9 +15,7 @@
 -->
 
 <selector xmlns:android="http://schemas.android.com/apk/res/android">
-
     <!-- Toggle keys. Use checkable/checked state. -->
-
     <item android:state_checkable="true" android:state_checked="true"
           android:state_pressed="true"
           android:drawable="@drawable/btn_keyboard_key_pressed_on" />
@@ -28,11 +26,12 @@
     <item android:state_checkable="true"
           android:drawable="@drawable/btn_keyboard_key_normal_off" />
 
-    <!-- Normal keys -->
+    <!-- Empty background keys. -->
+    <item android:state_empty="true"
+          android:drawable="@drawable/transparent" />
 
+    <!-- Normal keys. -->
     <item android:state_pressed="true"
           android:drawable="@drawable/btn_keyboard_key_pressed" />
-    <item
-          android:drawable="@drawable/btn_keyboard_key_normal" />
-
+    <item android:drawable="@drawable/btn_keyboard_key_normal" />
 </selector>
diff --git a/java/res/drawable/btn_keyboard_key3.xml b/java/res/drawable/btn_keyboard_key3.xml
index dbe82d5fd..080b1f326 100644
--- a/java/res/drawable/btn_keyboard_key3.xml
+++ b/java/res/drawable/btn_keyboard_key3.xml
@@ -15,9 +15,7 @@
 -->
 
 <selector xmlns:android="http://schemas.android.com/apk/res/android">
-
     <!-- Toggle keys. Use checkable/checked state. -->
-
     <item android:state_checkable="true" android:state_checked="true"
           android:state_pressed="true"
           android:drawable="@drawable/btn_keyboard_key_pressed_on" />
@@ -28,8 +26,11 @@
     <item android:state_checkable="true"
           android:drawable="@drawable/btn_keyboard_key_fulltrans_pressed" />
 
-    <!-- Normal keys -->
+    <!-- Empty background keys. -->
+    <item android:state_empty="true"
+          android:drawable="@drawable/transparent" />
 
+    <!-- Normal keys. -->
     <item android:state_pressed="true"
           android:drawable="@drawable/btn_keyboard_key_fulltrans_normal" />
     <item android:drawable="@drawable/btn_keyboard_key_fulltrans_pressed" />
diff --git a/java/res/drawable/btn_keyboard_key_gingerbread.xml b/java/res/drawable/btn_keyboard_key_gingerbread.xml
index 5b4399e1b..3fc253e85 100644
--- a/java/res/drawable/btn_keyboard_key_gingerbread.xml
+++ b/java/res/drawable/btn_keyboard_key_gingerbread.xml
@@ -15,23 +15,19 @@
 -->
 
 <selector xmlns:android="http://schemas.android.com/apk/res/android">
-
     <!-- Functional keys. -->
-
     <item android:state_single="true" android:state_pressed="true"
           android:drawable="@drawable/btn_keyboard_key_dark_pressed" />
     <item android:state_single="true"
           android:drawable="@drawable/btn_keyboard_key_dark_normal" />
 
     <!-- Action keys. -->
-
     <item android:state_active="true" android:state_pressed="true"
           android:drawable="@drawable/btn_keyboard_key_dark_pressed" />
     <item android:state_active="true"
           android:drawable="@drawable/btn_keyboard_key_dark_normal" />
 
     <!-- Toggle keys. Use checkable/checked state. -->
-
     <item android:state_checkable="true" android:state_checked="true" android:state_pressed="true"
           android:drawable="@drawable/btn_keyboard_key_dark_pressed_on" />
     <item android:state_checkable="true" android:state_pressed="true"
@@ -41,8 +37,11 @@
     <item android:state_checkable="true"
           android:drawable="@drawable/btn_keyboard_key_dark_normal_off" />
 
-    <!-- Normal keys. -->
+    <!-- Empty background keys. -->
+    <item android:state_empty="true"
+          android:drawable="@drawable/transparent" />
 
+    <!-- Normal keys. -->
     <item android:state_pressed="true"
           android:drawable="@drawable/btn_keyboard_key_light_pressed" />
     <item android:drawable="@drawable/btn_keyboard_key_light_normal" />
diff --git a/java/res/drawable/btn_keyboard_key_ics.xml b/java/res/drawable/btn_keyboard_key_ics.xml
index e893da133..0c86e163e 100644
--- a/java/res/drawable/btn_keyboard_key_ics.xml
+++ b/java/res/drawable/btn_keyboard_key_ics.xml
@@ -15,23 +15,19 @@
 -->
 
 <selector xmlns:android="http://schemas.android.com/apk/res/android">
-
     <!-- Functional keys. -->
-
     <item android:state_single="true" android:state_pressed="true"
           android:drawable="@drawable/btn_keyboard_key_dark_pressed_holo" />
     <item android:state_single="true"
           android:drawable="@drawable/btn_keyboard_key_dark_normal_holo" />
 
     <!-- Action keys. -->
-
     <item android:state_active="true" android:state_pressed="true"
           android:drawable="@drawable/btn_keyboard_key_dark_pressed_holo" />
     <item android:state_active="true"
           android:drawable="@drawable/btn_keyboard_key_dark_active_holo" />
 
     <!-- Toggle keys. Use checkable/checked state. -->
-
     <item android:state_checkable="true" android:state_checked="true" android:state_pressed="true"
           android:drawable="@drawable/btn_keyboard_key_dark_pressed_on_holo" />
     <item android:state_checkable="true" android:state_pressed="true"
@@ -41,8 +37,11 @@
     <item android:state_checkable="true"
           android:drawable="@drawable/btn_keyboard_key_dark_normal_off_holo" />
 
-    <!-- Normal keys. -->
+    <!-- Empty background keys. -->
+    <item android:state_empty="true"
+          android:drawable="@drawable/transparent" />
 
+    <!-- Normal keys. -->
     <item android:state_pressed="true"
           android:drawable="@drawable/btn_keyboard_key_light_pressed_holo" />
     <item android:drawable="@drawable/btn_keyboard_key_light_normal_holo" />
diff --git a/java/res/drawable/btn_keyboard_key_stone.xml b/java/res/drawable/btn_keyboard_key_stone.xml
index 9bc3f18d6..70a2ad444 100644
--- a/java/res/drawable/btn_keyboard_key_stone.xml
+++ b/java/res/drawable/btn_keyboard_key_stone.xml
@@ -15,23 +15,19 @@
 -->
 
 <selector xmlns:android="http://schemas.android.com/apk/res/android">
-
     <!-- Functional keys. -->
-
     <item android:state_single="true" android:state_pressed="true"
           android:drawable="@drawable/btn_keyboard_key_fulltrans_pressed" />
     <item android:state_single="true"
           android:drawable="@drawable/btn_keyboard_key_normal_stone" />
 
     <!-- Action keys. -->
-
     <item android:state_active="true" android:state_pressed="true"
           android:drawable="@drawable/btn_keyboard_key_fulltrans_pressed" />
     <item android:state_active="true"
           android:drawable="@drawable/btn_keyboard_key_normal_stone" />
 
     <!-- Toggle keys. Use checkable/checked state. -->
-
     <item android:state_checkable="true" android:state_checked="true"
           android:state_pressed="true"
           android:drawable="@drawable/btn_keyboard_key_normal_on_stone" />
@@ -42,8 +38,11 @@
     <item android:state_checkable="true"
           android:drawable="@drawable/btn_keyboard_key_normal_off_stone" />
 
-    <!-- Normal keys. -->
+    <!-- Empty background keys. -->
+    <item android:state_empty="true"
+          android:drawable="@drawable/transparent" />
 
+    <!-- Normal keys. -->
     <item android:state_pressed="true"
           android:drawable="@drawable/btn_keyboard_key_fulltrans_pressed" />
     <item android:drawable="@drawable/btn_keyboard_key_normal_stone" />