Fixing focus issues in Launcher (keyboard support).

Change-Id: Ieafd713393daf5628f229a66441bd3ed293245da

src/com/android/launcher2/LauncherAppWidgetHostView.java

@@ -22,6 +22,7 @@ import android.view.LayoutInflater;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.ViewConfiguration;
+import android.view.ViewGroup;
 
 import com.android.launcher.R;
 
@@ -122,4 +123,9 @@ public class LauncherAppWidgetHostView extends AppWidgetHostView
         }
         super.onVisibilityChanged(changedView, visibility);
     }
+
+    @Override
+    public int getDescendantFocusability() {
+        return ViewGroup.FOCUS_BLOCK_DESCENDANTS;
+    }
 }