您的位置:首页 > Web前端 > JavaScript

Flex结合JavaScript读取本地路径的方法

2009-02-27 20:52 1086 查看
mxml代码
<!--ReadLocalFile.mxml-->
<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute" creationComplete="init()">
<mx:Script>
     <![CDATA[

       private function init():void
       {
           ExternalInterface.addCallback("OnFileChange",frSelectHandler);//注册JS回调
           btnBrowser.addEventListener(MouseEvent.CLICK,mouseClickHandler);
       }

       private function mouseClickHandler(event:MouseEvent):void
       {
           ExternalInterface.call("Browser");//调用JS中Browser函数
       }

       private function frSelectHandler(path:String):void
       {
           imgTest.source = path;
       }
     ]]>
</mx:Script>
     <mx:Button id="btnBrowser" x="10" y="10" label="Button" />
     <mx:Image id="imgTest"   x="10" y="50"/>
</mx:Application>

html端代码
<!-- ReadLocalFile.html -->
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<link rel="stylesheet" type="text/css" href="history/history.css" />
<title></title>
<script src="AC_OETags.js" language="javascript"></script>
<script src="history/history.js" language="javascript"></script>
<style>
body { margin: 0px; overflow:hidden }
</style>
<script language="JavaScript" type="text/javascript">
var requiredMajorVersion = 9;
var requiredMinorVersion = 0;
var requiredRevision = 28;
//关键代码
function Browser()
{
document.getElementById("fileInput").click();
}
function OnFileChange()
{
thisMovie("ReadLocalFile").OnFileChange(document.getElementById("fileInput").value);
}
function thisMovie(movieName) {
         if (navigator.appName.indexOf("Microsoft") != -1) {
             return window[movieName];
         } else {
             return document[movieName];
         }
     }
</script>
</head>
<body scroll="no">
<input type="file" id="fileInput" style="display:none" onchange="OnFileChange()" /><!--fileInput控件-->
<script language="JavaScript" type="text/javascript">
var hasProductInstall = DetectFlashVer(6, 0, 65);
var hasRequestedVersion = DetectFlashVer(requiredMajorVersion, requiredMinorVersion, requiredRevision);
if ( hasProductInstall && !hasRequestedVersion ) {
var MMPlayerType = (isIE == true) ? "ActiveX" : "PlugIn";
var MMredirectURL = window.location;
     document.title = document.title.slice(0, 47) + " - Flash Player Installation";
     var MMdoctitle = document.title;
AC_FL_RunContent(
   "src", "playerProductInstall",
   "FlashVars", "MMredirectURL="+MMredirectURL+'&MMplayerType='+MMPlayerType+'&MMdoctitle='+MMdoctitle+"",
   "width", "100%",
   "height", "100%",
   "align", "middle",
   "id", "ReadLocalFile",
   "quality", "high",
   "bgcolor", "#869ca7",
   "name", "ReadLocalFile",
   "allowScriptAccess","sameDomain",
   "type", "application/x-shockwave-flash",
   "pluginspage", "http://www.adobe.com/go/getflashplayer"
);
} else if (hasRequestedVersion) {
AC_FL_RunContent(
   "src", "ReadLocalFile",
   "width", "100%",
   "height", "100%",
   "align", "middle",
   "id", "ReadLocalFile",
   "quality", "high",
   "bgcolor", "#869ca7",
   "name", "ReadLocalFile",
   "allowScriptAccess","sameDomain",
   "type", "application/x-shockwave-flash",
   "pluginspage", "http://www.adobe.com/go/getflashplayer"
);
   } else {   // flash is too old or we can't detect the plugin
     var alternateContent = 'Alternate HTML content should be placed here. '
   + 'This content requires the Adobe Flash Player. '
     + '<a href=http://www.adobe.com/go/getflash/>Get Flash</a>';
     document.write(alternateContent);   // insert non-flash content
   }
</script>
<noscript>
   <object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"
   id="ReadLocalFile" width="100%" height="100%"
   codebase="http://fpdownload.macromedia.com/get/flashplayer/current/swflash.cab">
   <param name="movie" value="ReadLocalFile.swf" />
   <param name="quality" value="high" />
   <param name="bgcolor" value="#869ca7" />
   <param name="allowScriptAccess" value="sameDomain" />
   <embed src="ReadLocalFile.swf" quality="high" bgcolor="#869ca7"
     width="100%" height="100%" name="ReadLocalFile" align="middle"
     play="true"
     loop="false"
     quality="high"
     allowScriptAccess="sameDomain"
     type="application/x-shockwave-flash"
     pluginspage="http://www.adobe.com/go/getflashplayer">
   </embed>
</object>
</noscript>
</body>
</html>
内容来自用户分享和网络整理,不保证内容的准确性,如有侵权内容,可联系管理员处理 点击这里给我发消息