Adding Launcher Mode settings to Launcher settings

Bug: 364711735
Test: NA
Flag: com.android.launcher3.one_grid_specs
Change-Id: Iab688ebdb8449f9258b61f59a0afe97875f82a81
diff --git a/res/values/attrs.xml b/res/values/attrs.xml
index 8a805c3..f24707f 100644
--- a/res/values/attrs.xml
+++ b/res/values/attrs.xml
@@ -311,6 +311,9 @@
         <!-- defaults to allAppsCellSpecsId, if not specified -->
         <attr name="allAppsCellSpecsTwoPanelId" format="reference" />
 
+        <!-- defaults to false, if not specified -->
+        <attr name="isFixedLandscape" format="boolean" />
+
         <!-- By default all categories are enabled -->
         <attr name="deviceCategory" format="integer">
             <!-- Enable on phone only -->
diff --git a/res/values/strings.xml b/res/values/strings.xml
index f5af339..123e2b8 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -317,6 +317,12 @@
     <string name="allow_rotation_title">Allow home screen rotation</string>
     <!-- Text explaining when the home screen will get rotated. [CHAR LIMIT=100] -->
     <string name="allow_rotation_desc">When phone is rotated</string>
+
+    <!-- Title for Landscape Mode setting. [CHAR LIMIT=50] -->
+    <string name="landscape_mode_title">Landscape mode</string>
+    <!--  [CHAR LIMIT=100] -->
+    <string name="landscape_mode_desc">Set phone into landscape mode</string>
+
     <!-- Title for Notification dots setting. Tapping this will link to the system Notifications settings screen where the user can turn off notification dots globally. [CHAR LIMIT=50] -->
     <string name="notification_dots_title">Notification dots</string>
     <!-- Text to indicate that the system notification dots setting is on [CHAR LIMIT=100] -->
diff --git a/res/xml/backupscheme.xml b/res/xml/backupscheme.xml
index 58916a8..34b80b1 100644
--- a/res/xml/backupscheme.xml
+++ b/res/xml/backupscheme.xml
@@ -10,6 +10,7 @@
     <include domain="database" path="launcher_4_by_4.db" />
     <include domain="database" path="launcher_3_by_3.db" />
     <include domain="database" path="launcher_2_by_2.db" />
+    <include domain="database" path="launcher_7_by_3.db" />
     <include domain="sharedpref" path="com.android.launcher3.prefs.xml" />
     <include domain="file" path="downgrade_schema.json" />