Tweaking styles for AllApps and widgets spaces. (Bug 10843502)

- Fixing various issues with Search bar showing when it shouldn't be.

Change-Id: I2a553ad93e3422666a883b90a1ff97625bf05831
diff --git a/src/com/android/launcher3/AppsCustomizeTabHost.java b/src/com/android/launcher3/AppsCustomizeTabHost.java
index 89e74b2..23feda3 100644
--- a/src/com/android/launcher3/AppsCustomizeTabHost.java
+++ b/src/com/android/launcher3/AppsCustomizeTabHost.java
@@ -22,6 +22,7 @@
 import android.animation.ObjectAnimator;
 import android.content.Context;
 import android.content.res.Resources;
+import android.graphics.Color;
 import android.graphics.Rect;
 import android.util.AttributeSet;
 import android.view.LayoutInflater;
@@ -81,13 +82,6 @@
         setOnTabChangedListener(this);
     }
 
-    void selectAppsTab() {
-        setContentTypeImmediate(AppsCustomizePagedView.ContentType.Applications);
-    }
-    void selectWidgetsTab() {
-        setContentTypeImmediate(AppsCustomizePagedView.ContentType.Widgets);
-    }
-
     @Override
     public void setInsets(Rect insets) {
         mInsets.set(insets);
@@ -203,6 +197,9 @@
     }
 
     private void onTabChangedEnd(AppsCustomizePagedView.ContentType type) {
+        int bgAlpha = (int) (255 * (getResources().getInteger(
+            R.integer.config_appsCustomizeSpringLoadedBgAlpha) / 100f));
+        setBackgroundColor(Color.argb(bgAlpha, 0, 0, 0));
         mAppsCustomizePane.setContentType(type);
     }