[ActionScript] AS3解决html与flash鼠标滚轮冲突的问题

JS端：

 <script type="text/javascript">
     <!--
         var winWidth = 0;
         var winHeight = 0;
         var scrHeight = 0;
         function findDimensions() //函数：获取尺寸
         {
              //获取窗口宽度
              if (window.innerWidth)
                    winWidth = window.innerWidth;
              else if ((document.body) && (document.body.clientWidth))
                    winWidth = document.body.clientWidth;
              //获取窗口高度
              if (window.innerHeight)
                    winHeight = window.innerHeight;
              else if ((document.body) && (document.body.clientHeight))
                    winHeight = document.body.clientHeight;

              //通过深入Document内部对body进行检测，获取窗口大小
              if (document.documentElement  && document.documentElement.clientHeight && document.documentElement.clientWidth)
              {
                  winHeight = document.documentElement.clientHeight;//窗口的高度
                  winWidth = document.documentElement.clientWidth;

              }

             //scrHeight = document.documentElement.scrollTop;//滚去的高度
             scrHeight = getScrollTop();//滚去的高度
             sendToActionScript(winWidth+"_"+winHeight+"_"+scrHeight);//alert(winWidth+"_"+winHeight+"_"+scrHeight);
         }
         //findDimensions();                  //调用函数，获取数值
         window.onresize=findDimensions;
         window.onscroll=findDimensions;
         //window.onload = findDimensions;
         //setTimeout("sendToActionScript(winWidth+'_'+winHeight+'_'+scrHeight)",5000);
         //setTimeout("findDimensions()",5000);
         /**
          * 获取滚动条距离顶端的距离
          * @return {}支持IE6 火狐 谷歌浏览器
          */
         function getScrollTop() {
             var scrollPos;
             if (window.pageYOffset) {
             scrollPos = window.pageYOffset; }
             else if (document.compatMode && document.compatMode != 'BackCompat')
             {
                 scrollPos = document.documentElement.scrollTop;
             }else if (document.body) {
                 scrollPos = document.body.scrollTop;
             }
             return scrollPos;
         }
         function thisMovie(movieName) {
             if (navigator.appName.indexOf("Microsoft") != -1) {
                 return window[movieName];
             } else {
                 return document[movieName];
             }
         }
         function sendToActionScript(value) {
             thisMovie("FlashAndHtmlWheelConflict").sendToActionScript(value);
         }
         function wheelToFlash(boolean){
             if(boolean){
                 disabledMouseWheel();
             }else{
                 window.onmousewheel = document.onmousewheel = findDimensions;
             }
         }

         /**
          * 禁用鼠标滚轮事件
          * @return {}支持ie9、chrome、opera Firefox
          */
         function disabledMouseWheel() {
             if (document.addEventListener) {
                 document.addEventListener('DOMMouseScroll', scrollFunc, false);
               }//W3C
               window.onmousewheel = document.onmousewheel = scrollFunc;//IE/Opera/Chrome
         }
         function scrollFunc(evt) {
               evt = evt || window.event;
             if(evt.preventDefault) {
                 // Firefox
                   evt.preventDefault();
                   evt.stopPropagation();
             } else {
                   // IE
                   evt.cancelBubble=true;
                   evt.returnValue = false;
           }
           return false;
         }
         //window.onload=disabledMouseWheel;
     //-->
     </script>

AS端：

 package
 {
     import flash.display.DisplayObjectContainer;
     import flash.display.Sprite;
     import flash.events.MouseEvent;
     import flash.external.ExternalInterface;
     import flash.text.TextField;

     /**
      * @author Frost.Yen
      * @E-mail 871979853@qq.com
      * @create 2015-9-4 上午12:11:13
      *
      */
     [SWF(height="1000",width="800")]
     public class FlashAndHtmlWheelConflict extends Sprite
     {
         private var _t:TextField;
         private var _wheelH:Number = 0;
         private var _htmlW:Number;
         private var _htmlH:Number;
         private var _scrollH:Number;

         private var _sp1:Sprite;
         private var _sp2:Sprite;
         public function FlashAndHtmlWheelConflict()
         {
             init();
             external();
         }
         private function init():void
         {
             _t = new TextField();
             _t.autoSize = "left";
             this.addChild(_t);
             this.graphics.beginFill(0xff00ff,0.5);
             this.graphics.drawRect(0,0,800,1000);
             _sp1 = new Sprite();
             _sp2 = new Sprite();
             _sp1.graphics.beginFill(0x00ff00);
             _sp1.graphics.drawRect(0,0,300,500);
             _sp1.graphics.endFill();
             this.addChild(_sp1);
             _sp2.graphics.beginFill(0x00ff00);
             _sp2.graphics.drawRect(0,0,300,500);
             _sp2.graphics.endFill();
             this.addChild(_sp2);_sp2.x = 400;
             _sp1.addEventListener(MouseEvent.MOUSE_WHEEL,onMouseWheel1);
             _sp2.addEventListener(MouseEvent.MOUSE_WHEEL,onMouseWheel2);
         }
         private function external():void
         {
             if (ExternalInterface.available)
             {
                 try
                 {
                     ExternalInterface.addCallback("sendToActionScript", onResize);
                 }
                 catch(error:Error)
                 {
                     trace("Error: " + error);
                 }
                 catch(secError:SecurityError)
                 {
                     trace("Security error: " + secError);
                 }
             }
             else
             {
                 trace("ExternalInterface is not available");
             }
         }
         private function onResize(value:String):void
         {
             _htmlW = Number(value.split("_")[0]);
             _htmlH = Number(value.split("_")[1]);
             _scrollH = Number(value.split("_")[2]);
             _t.text = "html窗口width:"+_htmlW+"--html窗口height"+_htmlH+"--html滚动height"+_scrollH+"--flash滚动height"+_wheelH;
             _t.x = (stage.stageWidth - _t.width)*.5;
             _t.y = (stage.stageHeight - _t.height)*.5;
         }
         private function onMouseWheel1(e:MouseEvent):void
         {
             _wheelH += e.delta; trace(e.delta,"e.delta");
             _t.text = "html窗口width:"+_htmlW+"--html窗口height"+_htmlH+"--html滚动height"+_scrollH+"--flash滚动height"+_wheelH;
             _t.x = (stage.stageWidth - _t.width)*.5;
             _t.y = (stage.stageHeight - _t.height)*.5;
             ExternalInterface.call("wheelToFlash",true);
         }
         private function onMouseWheel2(e:MouseEvent):void
         {
             ExternalInterface.call("wheelToFlash",false);
         }
         private function wheelToFlash(target:DisplayObjectContainer):void
         {

         }
     }
 }