 package spark.components
 { 
 import flash.display.DisplayObject;
+import flash.events.Event;
 import flash.events.KeyboardEvent;
 import flash.events.MouseEvent;
-import flash.events.FocusEvent;
-import flash.events.Event;
 import flash.geom.Point;
 import flash.ui.Keyboard;
 

import spark.core.NavigationUnit;
import spark.events.IndexChangeEvent;
import spark.events.RendererExistenceEvent;
import spark.layouts.HorizontalLayout;
import spark.layouts.VerticalLayout;

use namespace mx_internal;  //ListBase and List share selection properties that are mx_internal


import mx.core.EventPriority;
import mx.core.IFlexDisplayObject;
import mx.core.IVisualElement;
import mx.core.mx_internal;
import mx.events.DragEvent;
import mx.events.SandboxMouseEvent;
import mx.managers.DragManager;
