samplelinkedclass.as

《Flash AS3殿堂之路》光盘源码 学习ActionScript 3.0

package org.kingda.book.display
{
	import flash.display.*;
	import flash.utils.getDefinitionByName;
	import flash.system.Security;

	public class SampleLinkedClass extends MovieClip
	{
		//笔者习惯，以两个__下划线开头，表明这个Class属性和fla文档库元件有关
		private var __Sky:Class; 
		public function SampleLinkedClass() {
			initView();			
			var sky:Sprite = new __Sky();
			//这个sky变量应当使用库元件绑定中的基类类型
			addChild(sky);	
			Security.allowDomain("*.kingda.org");
		}
		private function initView():void {
			__Sky = getDefinitionByName("SkySprite") as Class;			
		}
	}
}