flash on 2014-2-5

/**
 * Copyright xzardaz ( http://wonderfl.net/user/xzardaz )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/uRIF
 */

package {
    import flash.display.MovieClip;
    import caurina.transitions.Tweener;
    import flash.display.Stage;
    import flash.events.Event;
 
    public class BaseMenu extends MovieClip
    {
 
        public var stageRef:Stage; //the stage
        public var loadNext:BaseMenu; //instance of next Menu to load
 
        public function BaseMenu()
        {
            alpha = 0;
            y = 400;
        }
 
        public function unload(loadMe:BaseMenu = null) : void
        {
            if (loadMe != null)
                loadNext = loadMe;
 
            Tweener.addTween(this, { alpha: 0, y:-400, time: 0.7, onComplete:remove } );
        }
 
        public function remove() : void
        {
            dispatchEvent(new Event("menuRemoved"));
            if (stageRef.contains(this))
                stageRef.removeChild(this);
 
            if (loadNext != null)
                loadNext.load();
        }
 
        public function load() : void
        {
            stageRef.addChild(this);
            Tweener.addTween(this, { alpha: 1, y:0, time: 0.7} );
        }
 
    }
}