 
     /**
      *  @private
+     */
+    mx_internal static const VISIBLE_PROPERTY_FLAG:uint = 1 << 2;
+
+    //--------------------------------------------------------------------------
+    //
+    //  Class mixins
+    //
+    //--------------------------------------------------------------------------
+    
+    /**
+     *  @private
      *  Placeholder for mixin by PanelAccImpl.
      */
     mx_internal static var createAccessibilityImplementation:Function;
-
-    /**
-     *  @private
-     */
-    mx_internal static const VISIBLE_PROPERTY_FLAG:uint = 1 << 2;
 
     //--------------------------------------------------------------------------
     //

{
    include "../core/Version.as";

    //--------------------------------------------------------------------------
    //
    //  Class constants
    //

     *  @productversion Flex 4
     */
    public var controlBarGroup:Group;

    //----------------------------------
    //  titleField
    //---------------------------------- 
    
    [SkinPart(required="false")]

    /**
     *  The skin part that defines the appearance of the 
     *  title text in the container.
     *
     *  @see spark.skins.spark.PanelSkin
     *  
     *  @langversion 3.0
     *  @playerversion Flash 10
     *  @playerversion AIR 1.5
     *  @productversion Flex 4
     */
    public var titleDisplay:TextBase;

    //--------------------------------------------------------------------------
    //
    //  Overridden properties: UIComponent
    //
    //--------------------------------------------------------------------------

    //----------------------------------
    //  baselinePosition
    //----------------------------------

    /**
     *  @private
     */
    override public function get baselinePosition():Number
    {
        return getBaselinePositionForPart(titleDisplay);
    } 
    
    //--------------------------------------------------------------------------
    //
    //  Properties
    //
    //--------------------------------------------------------------------------

    //----------------------------------
    //  controlBarContent
