Adding Wallpapers tab.

Change-Id: Ic42bec30a4a3a4f8745bd1b5b164f33cc9a6c96f
diff --git a/src/com/android/launcher2/AppsCustomizeTabHost.java b/src/com/android/launcher2/AppsCustomizeTabHost.java
index 15920c3..e2d21b6 100644
--- a/src/com/android/launcher2/AppsCustomizeTabHost.java
+++ b/src/com/android/launcher2/AppsCustomizeTabHost.java
@@ -33,6 +33,7 @@
 
     private static final String APPS_TAB_TAG = "APPS";
     private static final String WIDGETS_TAB_TAG = "WIDGETS";
+    private static final String WALLPAPERS_TAB_TAG = "WALLPAPERS";
 
     private final LayoutInflater mLayoutInflater;
 
@@ -70,6 +71,9 @@
         tabView = (TextView) mLayoutInflater.inflate(R.layout.tab_widget_indicator, tabs, false);
         tabView.setText(mContext.getString(R.string.widgets_tab_label));
         addTab(newTabSpec(WIDGETS_TAB_TAG).setIndicator(tabView).setContent(contentFactory));
+        tabView = (TextView) mLayoutInflater.inflate(R.layout.tab_widget_indicator, tabs, false);
+        tabView.setText(mContext.getString(R.string.wallpapers_tab_label));
+        addTab(newTabSpec(WALLPAPERS_TAB_TAG).setIndicator(tabView).setContent(contentFactory));
         setOnTabChangedListener(this);
 
         // Set the width of the tab bar to match the content (for now)
@@ -91,6 +95,8 @@
             return AppsCustomizePagedView.ContentType.Applications;
         } else if (tag.equals(WIDGETS_TAB_TAG)) {
             return AppsCustomizePagedView.ContentType.Widgets;
+        } else if (tag.equals(WALLPAPERS_TAB_TAG)) {
+            return AppsCustomizePagedView.ContentType.Wallpapers;
         }
         return AppsCustomizePagedView.ContentType.Applications;
     }
@@ -103,6 +109,8 @@
             return APPS_TAB_TAG;
         } else if (type == AppsCustomizePagedView.ContentType.Widgets) {
             return WIDGETS_TAB_TAG;
+        } else if (type == AppsCustomizePagedView.ContentType.Wallpapers) {
+            return WALLPAPERS_TAB_TAG;
         }
         return APPS_TAB_TAG;
     }