as3 页游中，新手指导中，屏蔽所有交互对象，但除了指定交互对象可用的方法【转http://blog.csdn.net/linjf520/article/details/9450945】

package
{
import flash.display.InteractiveObject;
import flash.display.Stage;
import flash.events.MouseEvent;

/**
* 新手指导管理器
* @author jave.lin
* @date 2013-7-24
*/
public class GuideManager{

private static var stage:Stage;

/**设置舞台*/
public static function setStage(stage:Stage):void{
GuideManager.stage = stage;
}
/**锁定全局*/
public static function lockAll():void{
if(!stage) throw new Error("GuideManager未设置stage");
stage.addEventListener(MouseEvent.CLICK, onLockAll, true, int.MAX_VALUE);
stage.addEventListener(MouseEvent.MOUSE_DOWN, onLockAll, true, int.MAX_VALUE);
stage.addEventListener(MouseEvent.MOUSE_UP, onLockAll, true, int.MAX_VALUE);
stage.addEventListener(MouseEvent.MOUSE_MOVE, onLockAll, true, int.MAX_VALUE);
stage.addEventListener(MouseEvent.MOUSE_OVER, onLockAll, true, int.MAX_VALUE);
stage.addEventListener(MouseEvent.MOUSE_OUT, onLockAll, true, int.MAX_VALUE);
stage.addEventListener(MouseEvent.MOUSE_WHEEL, onLockAll, true, int.MAX_VALUE);
}
/**解除锁定全局*/
public static function unLockAll():void{
stage.removeEventListener(MouseEvent.CLICK, onLockAll, true);
stage.removeEventListener(MouseEvent.MOUSE_DOWN, onLockAll, true);
stage.removeEventListener(MouseEvent.MOUSE_UP, onLockAll, true);
stage.removeEventListener(MouseEvent.MOUSE_MOVE, onLockAll, true);
stage.removeEventListener(MouseEvent.MOUSE_OVER, onLockAll, true);
stage.removeEventListener(MouseEvent.MOUSE_OUT, onLockAll, true);
stage.removeEventListener(MouseEvent.MOUSE_WHEEL, onLockAll, true);
}

private static function onLockAll(e:MouseEvent):void{
e.preventDefault();
e.stopImmediatePropagation();
e.stopPropagation();
}

/**当前激活，可以控制的对象*/
public static var curActivedObj:InteractiveObject;

/**
* 屏蔽掉所有鼠标操作，但除了指定的obj交互对象
* (如果需要屏蔽键盘操作也但样加上对所有键盘事件的处理)
* */
public static function lockAllButThisOne(obj:InteractiveObject):void{
unLock();
curActivedObj = obj;
stage.addEventListener(MouseEvent.CLICK, checkEvent, true, int.MAX_VALUE);
stage.addEventListener(MouseEvent.MOUSE_DOWN, checkEvent, true, int.MAX_VALUE);
stagej.addEventListener(MouseEvent.MOUSE_UP, checkEvent, true, int.MAX_VALUE);
stage.addEventListener(MouseEvent.MOUSE_MOVE, checkEvent, true, int.MAX_VALUE);
stage.addEventListener(MouseEvent.MOUSE_OVER, checkEvent, true, int.MAX_VALUE);
stage.addEventListener(MouseEvent.MOUSE_OUT, checkEvent, true, int.MAX_VALUE);
stage.addEventListener(MouseEvent.MOUSE_WHEEL, checkEvent, true, int.MAX_VALUE);
}

/**解除屏蔽*/
public static function unLock():void{
if(stage){
stage.removeEventListener(MouseEvent.CLICK, checkEvent, true);
stage.removeEventListener(MouseEvent.MOUSE_DOWN, checkEvent, true);
stage.removeEventListener(MouseEvent.MOUSE_UP, checkEvent, true);
stage.removeEventListener(MouseEvent.MOUSE_MOVE, checkEvent, true);
stage.removeEventListener(MouseEvent.MOUSE_OVER, checkEvent, true);
stage.removeEventListener(MouseEvent.MOUSE_OUT, checkEvent, true);
stage.removeEventListener(MouseEvent.MOUSE_WHEEL, checkEvent, true);
}
}

/**检查、滤过交互对象的事件*/
private static function checkEvent(e:MouseEvent):void{
if(e.target != curActivedObj){//所有鼠标触发的事件都屏蔽
e.preventDefault();
e.stopImmediatePropagation();
e.stopPropagation();
}
}
}
}

import flash.display.Sprite;

class Main extends Sprite{

private var btnVec:Vector.<Sprite>;

public function Main(){
btnVec = new Vector.<Sprite>();
for (var i:int = 0; i < 10; i++){
var btn:Sprite = getBtn();
btn.x = 100;
btn.y = 100 + (30 * i);
addChild(btn);
}
//这里我只想第5个按钮可用，其它都不可用即可
GuideManager.setStage(stage);//这里只需要在游戏初始化时setStage一次即可
GuideManager.lockAllButThisOne(btnVec[4]);
//        //解除屏蔽
//        GuideManager.unLock();
}

private function getBtn():Sprite{
var result:Sprite = new Sprite();
result.graphics.beginFill(uint(Math.random() * uint.MAX_VALUE));
result.graphics.drawRect(0, 0, 100, 30);
result.graphics.endFill();
return result;
}
}