 import mx.managers.IActiveWindowManager;
 import mx.managers.ILayoutManager;
 import mx.managers.ISystemManager;
+import mx.managers.ToolTipManager;
 import mx.styles.CSSStyleDeclaration;
 import mx.styles.StyleManager;
 import mx.utils.BitFlagUtil;


import mx.core.FlexGlobals;
import mx.core.IInvalidating;
import mx.core.Singleton;
import mx.core.UIComponentGlobals;
import mx.core.mx_internal;


        return state;
    }
    
    
    /**
     *  @private 
     */
    override public function styleChanged(styleProp:String):void
    {
        super.styleChanged(styleProp);
        
        if (!styleProp || styleProp == "styleName" || styleProp == "interactionMode")
        {
            // Turn off tooltip support for all mobile applications
            ToolTipManager.enabled = getStyle("interactionMode") != InteractionMode.TOUCH;
        }
    }

    //----------------------------------
    //  unscaledHeight
