我自己写的一个flex例子

<?xml version="1.0" encoding="utf-8"?>
<pms:PMSModuleBase xmlns:mx="http://www.adobe.com/2006/mxml"
   xmlns:flexiframe="com.google.code.flexiframe.*"
   xmlns:pms="com.huawei.bi.pms.ui.common.*"
   width="100%" height="100%" title="{effectTitle}"
   paddingLeft="1" paddingRight="1" layout="vertical" creationComplete="init()">
<mx:Script>
<![CDATA[
import com.huawei.bi.pms.ui.utils.PmsConst;
import mx.controls.Alert;
import mx.managers.CursorManager;
import mx.rpc.events.FaultEvent;
import mx.rpc.events.ResultEvent;
import mx.core.Application;
import mx.modules.ModuleLoader;
import com.huawei.bi.pms.ui.workflownodechooser.util.MyUrlUtil;

private var urlType:String="";
[Bindable] private var effectTitle:String = "";
private var tempPath:String = Application.application.url;
private var arr:Array= tempPath.split("/");
[Bindable] private var cognosurl:String="http://"+arr[2];

private function init():void {
if(this.parent is ModuleLoader){
var url:String =(this.parent as ModuleLoader).url;
var urlUtil:MyUrlUtil = new MyUrlUtil();
urlType=urlUtil.getValueByKey(url,"type");
loadReportUrl(urlType);
}
}
private function loadReportUrl(type:String):void{
switch(type){
case "01":
effectTitle="营销活动开展监控";
ro.getResourceUrl(PmsConst.BICP_EFFECT_REPORT_URL1);
break;
case "02":
effectTitle="营销活动参与监控";
ro.getResourceUrl(PmsConst.BICP_EFFECT_REPORT_URL2);
break;
case "03":
effectTitle="营销活动成本投入监控";
ro.getResourceUrl(PmsConst.BICP_EFFECT_REPORT_URL3);
break;
case "04":
effectTitle="营销活动财务收入监控";
ro.getResourceUrl(PmsConst.BICP_EFFECT_REPORT_URL4);
break;
case "05":
effectTitle="营销活动效果评估监控";
ro.getResourceUrl(PmsConst.BICP_EFFECT_REPORT_URL5);
break;
}
}
private function getFaultResult(event:FaultEvent):void{
CursorManager.removeBusyCursor();
Alert.show("数据库连接失败!","提示");
}
private function getResourceUrlResult(event:ResultEvent):void{
var res:String = event.result as String;
if(res!=null&&res!=""&&res.length>0){
cognosurl=cognosurl+res;
frm.source=cognosurl;
}else{
Alert.show("cognos资源URL获取失败！","提示");
}
}
]]>
</mx:Script>
<mx:RemoteObject id="ro" destination="PMSReportService" showBusyCursor="true">
<mx:method name="getResourceUrl" result="getResourceUrlResult(event)" fault="getFaultResult(event)"/>
</mx:RemoteObject>

<flexiframe:IFrame id="frm"
        label="cognos"
        source=""
        width="100%"
        height="100%"/>
</pms:PMSModuleBase>