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GraphicLoaderLocator

Kind of class:	public class
Package:	com.bourre.load
Inherits from:	AbstractLocator
Version:	1.0
Author:	Francis Bourre
Classpath:	com.bourre.load.GraphicLoaderLocator
File last modified:	Monday, 24 November 2008, 11:36:47

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/*
 * Copyright the original author or authors.
 * 
 * Licensed under the MOZILLA PUBLIC LICENSE, Version 1.1 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.mozilla.org/MPL/MPL-1.1.html
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.bourre.load
{
    import com.bourre.core.AbstractLocator;
    
    import flash.system.ApplicationDomain;    
    
    /**
     * @author Francis Bourre
     * @version 1.0
     */
    public class GraphicLoaderLocator 
        extends AbstractLocator
    {
        private static var _oI : GraphicLoaderLocator = null;

        public function GraphicLoaderLocator( o : ConstructorAccess )
        {
            super( GraphicLoader, GraphicLoaderLocatorListener );
        }

        public static function getInstance() : GraphicLoaderLocator
        {
            if ( !(GraphicLoaderLocator._oI is GraphicLoaderLocator) ) GraphicLoaderLocator._oI = new GraphicLoaderLocator( new ConstructorAccess() );
            return GraphicLoaderLocator._oI;
        }

        public static function release():void
        {
            if ( GraphicLoaderLocator._oI is GraphicLoaderLocator ) GraphicLoaderLocator._oI = null;
        }

        override protected function onRegister( name : String = null, o : Object = null ) : void
        {
            broadcastEvent( new GraphicLoaderLocatorEvent( GraphicLoaderLocatorEvent.onRegisterGraphicLoaderEVENT, name, o as GraphicLoader ) );
        }

        override protected function onUnregister( name : String = null ) : void
        {
            broadcastEvent( new GraphicLoaderLocatorEvent( GraphicLoaderLocatorEvent.onUnregisterGraphicLoaderEVENT, name, null ) );
        } 

        public function getGraphicLoader( name : String ) : GraphicLoader
        {
            try
            {
                var gl : GraphicLoader = locate( name ) as GraphicLoader;
                return gl;

            } catch ( e : Error )
            {
                throw( e );
            }

            return null;
        }

        public function getApplicationDomain( name : String ) : ApplicationDomain
        {
            return getGraphicLoader( name ).getApplicationDomain();
        }

        public function addListener( listener : GraphicLoaderLocatorListener ) : Boolean
        {
            return getBroadcaster().addListener( listener );
        }

        public function removeListener( listener : GraphicLoaderLocatorListener ) : Boolean
        {
            return getBroadcaster().removeListener( listener );
        }
    }
}

internal class ConstructorAccess {}