Further preventing drags while loading is in progress. (Bug 6276881)

Change-Id: I3fc9ad4cd3d71a8eba4e3bcc0a1b6346c59fbee5
diff --git a/src/com/android/launcher2/Folder.java b/src/com/android/launcher2/Folder.java
index 0389264..f63e9bc 100644
--- a/src/com/android/launcher2/Folder.java
+++ b/src/com/android/launcher2/Folder.java
@@ -200,6 +200,9 @@
     }
 
     public boolean onLongClick(View v) {
+        // Return if global dragging is not enabled
+        if (!mLauncher.isDraggingEnabled()) return true;
+
         Object tag = v.getTag();
         if (tag instanceof ShortcutInfo) {
             ShortcutInfo item = (ShortcutInfo) tag;