Add language switch key to 7 inch tablet

Bug: 6370443
Change-Id: I4079c4b06de7abd677376094dab341f34aa2d234
diff --git a/java/res/xml-sw600dp/key_space.xml b/java/res/xml-sw600dp/key_space.xml
index 41f0dbd..4e1e15b 100644
--- a/java/res/xml-sw600dp/key_space.xml
+++ b/java/res/xml-sw600dp/key_space.xml
@@ -24,18 +24,39 @@
     <switch>
         <case
             latin:languageCode="fa"
+            latin:languageSwitchKeyEnabled="true"
+        >
+            <Key
+                latin:keyStyle="languageSwitchKeyStyle" />
+            <Key
+                latin:keyStyle="spaceKeyStyle"
+                latin:keyWidth="21.950%p" />
+            <Key
+                latin:keyStyle="zwnjKeyStyle" />
+        </case>
+        <case
+            latin:languageCode="fa"
+            latin:languageSwitchKeyEnabled="false"
         >
             <Key
                 latin:keyStyle="spaceKeyStyle"
-                latin:keyXPos="30.750%p"
                 latin:keyWidth="30.850%p" />
             <Key
                 latin:keyStyle="zwnjKeyStyle" />
         </case>
+        <case
+            latin:languageSwitchKeyEnabled="true"
+        >
+            <Key
+                latin:keyStyle="languageSwitchKeyStyle" />
+            <Key
+                latin:keyStyle="spaceKeyStyle"
+                latin:keyWidth="30.850%p" />
+        </case>
+        <!-- languageSwitchKeyEnabled="false" -->
         <default>
             <Key
                 latin:keyStyle="spaceKeyStyle"
-                latin:keyXPos="30.750%p"
                 latin:keyWidth="39.750%p" />
         </default>
     </switch>
diff --git a/java/res/xml-sw600dp/key_styles_common.xml b/java/res/xml-sw600dp/key_styles_common.xml
index 54ec548..bf392a3 100644
--- a/java/res/xml-sw600dp/key_styles_common.xml
+++ b/java/res/xml-sw600dp/key_styles_common.xml
@@ -101,6 +101,12 @@
         latin:keyActionFlags="noKeyPreview|altCodeWhileTyping"
         latin:backgroundType="functional" />
     <key-style
+        latin:styleName="languageSwitchKeyStyle"
+        latin:code="!code/key_language_switch"
+        latin:keyIcon="!icon/language_switch_key"
+        latin:keyActionFlags="noKeyPreview|altCodeWhileTyping|enableLongPress"
+        latin:altCode="!code/key_space" />
+    <key-style
         latin:styleName="settingsKeyStyle"
         latin:code="!code/key_settings"
         latin:keyIcon="!icon/settings_key"