/**
 * @file common.js
 * @desription 公用函数
 * @version 1.0 2003.4.10
 * @author shaosl@neusoft.com
 */

//////////////////////////////////////////////////////////////////////////////
//寻找一个对象
/////////////////////////////////////////////////////////////////////////////
//n：要寻找的对象的id
//d：包容该对象的父对象，缺省为document
function findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}
var currentActionName;
//////////////////////////////////////////////////////////////////////////////
//得到From中所有元素的ID和值，并组成GET请求中要求的[name]=[value]&...[name]=[value]串
//////////////////////////////////////////////////////////////////////////////
function getAlldata(obj){
    var data = "";
    for (i=0; i<obj.length; i++ ){
        if ( obj(i).type != "submit" && obj(i).type != "reset" && obj(i).type != "button"){
            if( obj(i).type == "select-multiple"){
                for(j=0; j<obj(i).length;j++){
                    if (obj(i).options[j].selected ){
                        data = data+obj(i).id+"="+replaceStr(obj(i).options[j].value)+"&";
                    }
                }
            }else if(obj(i).type =="radio" || obj(i).type =="checkbox"){
                if (obj(i).checked){
                    data=data+obj(i).id+"="+replaceStr(obj(i).value)+"&";
                }
            }else{
                data=data+obj(i).id+"="+replaceStr(obj(i).value)+"&";
            }
        }
    }
    return data;
}

//////////////////////////////////////////////////////////////////////////////
//对话框的提交
//////////////////////////////////////////////////////////////////////////////
function dialogSubmit(){
    top.returnValue = getAlldata(eval(unieap.FORM_NAME));
    top.close();
}

//////////////////////////////////////////////////////////////////////////////
//打开模态对话框
//////////////////////////////////////////////////////////////////////////////
function openModalDialog(action,method,para,width,height){
    var url = "/" + unieap.WEB_APP_NAME + "/" + action + ".do";
    if(method != null){
        url += "?method=" + method;
    }
    if(para != null){
        url += "&" + para;
    }
    var dialogStyle = "dialogWidth:" + width + ";dialogHeight:" + height + ";center:yes";

    return window.showModalDialog(url,"",dialogStyle);
}


function replaceStr(str)
{
	str = str.replace(/\+/g,"%2B");
	str = str.replace(/%/g,"%25");
	str = str.replace(/&/g,"%26");
    str = str.replace(/\\/g,"&#92;");
    str = str.replace(/</g,"&#60;");
    str = str.replace(/>/g,"&#62;");
    str = str.replace(/\"/g,"&#34;");
    str = str.replace(/ /g,"&nbsp;");
    
    return str;
}
/**
*@description:      统一的局部刷新请求入口
*@param:            actionName	      已配置的action
*@param:            actionMethod      action中的方法
*@param:            getParameter      利用get方法传递的参数
*@param:            postParameter     利用post方法传递的参数
*@param:            isSynch
*@return:           从服务器返回的字符串
*/
//function executeRequest(action,actionMethod,postParameter,isSynch){//modified by hyzou, remove parameter 'getParameter'
function executeRequest(actionName,actionMethod,postParameter,isAsynchronism){
    //判断是否使用局部刷新
    var isPartlyRefresh;
    var srcObj = event.srcElement;   
    if(srcObj != null && srcObj.tagName.toUpperCase() == "INPUT"){    	
    	if(srcObj.isPartlyRefresh != null && srcObj.isPartlyRefresh.toUpperCase() == "FALSE"){        					
    			executeDirectRequest(actionName,actionMethod);	
    			return "UNIEAP_NOTING";				    			
    	}
    }

    var objXMLReq = new ActiveXObject("Microsoft.XMLHTTP");
	var strURL = "/" + unieap.WEB_APP_NAME + "/" + actionName + ".do";
	currentActionName = actionName;
	
	var flag = false;
	if(actionMethod != null && actionMethod != ""){
        strURL += "?method=" + actionMethod;
        flag = true;
    }
    //增加局部刷新标示符
    if(flag) 
    	strURL += "&isPartlyRefresh=true";
    else
        strURL += "?isPartlyRefresh=true";	
   
    if(postParameter == null) postParameter ="";
    //postParameter=replaceStr(postParameter);    //如果重复替换将会有问题
    //调试信息
	if(findObj("SendMsg")) findObj("SendMsg").innerText = postParameter;
	
    if(isAsynchronism == null) isAsynchronism = false;
    objXMLReq.open("POST", strURL, false);
    objXMLReq.send(postParameter);
    
	var result;
    if(isAsynchronism==false){
    		result = objXMLReq.responseText;            
    		//调试信息
			if(findObj("RetrieveMsg")) findObj("RetrieveMsg").innerText = result;    		
    		return result;
     }
}
/**
*@description:      统一的直接请求入口
*@param:            actionName	      已配置的action
*@param:            actionMethod      action中的方法
*/
function executeDirectRequest(actionName,actionMethod){
	currentActionName = actionName;
	var strURL = "/" + unieap.WEB_APP_NAME + "/" + actionName + ".do";
	var formObj = findObj(unieap.FORM_NAME);
	if(formObj == null) return;	
	//指定action方法
	if(actionMethod != null && actionMethod != ""){
		for (i=0; i<formObj.length; i++ ){
	        if ( formObj(i).type == "hidden" && formObj(i).id.toLowerCase() == "method" ){
	        	formObj(i).value = actionMethod;
	        	break;
	        }
	    }  
    }            
    //指定action
	formObj.action = strURL;
	formObj.submit();	
}
//////////////////////////////////////////////////////////////////////////////
//局部刷新请求代理
//////////////////////////////////////////////////////////////////////////////
function proxyRequest(action, method, parameter) {
    var objXMLReq = new ActiveXObject("Microsoft.XMLHTTP");
    var strURL = "/" + unieap.WEB_APP_NAME + "/" + action + ".do";
    if(method != null && method != ""){
        strURL += "?method=" + method;
    }
    if(parameter != null && parameter != ""){
        strURL += ("&" + parameter);
    }
    objXMLReq.open("POST", strURL, false);
    objXMLReq.send("");
    var strResult = objXMLReq.responseText;

    //调试
    //resutFromServer.innerText = strResult;

    //如果是局部刷新，返回内容会明确以"局部刷新："开头。
    //否则说明后台返回的是一个完整的界面。
    if(strResult.indexOf("PartRefresh:") == 0){
        eval(strResult.substring(12));
    }else{
    	//先要清理界面所有元素
    	document.createElement();
        document.write(strResult);
    }
}

//////////////////////////////////////////////////////////////////////////////
//datastore通用自身请求，包括刷新和翻页，为局部刷新
//////////////////////////////////////////////////////////////////////////////
function dsSessionMgr(actionMethod,formId,dwName)
{
    var action=dwManager.DEFAULT_ACTION_NAME;
    var postParameter;

    var objDwForm=findObj(formId);
    postParameter="dwid_"+dwName+"="+findObj("dwid_"+dwName,objDwForm).value;
    postParameter+="&dwName="+dwName;

    var result = executeRequest(action,actionMethod,postParameter,false);
    commDealResult(result);    
}

//////////////////////////////////////////////////////////////////////////////
//datastore从session中清除，为局部刷新，异步，onbeforeunload时调用
//////////////////////////////////////////////////////////////////////////////
function removeDataStoreFromSession()
{	 
    var action=dwManager.DEFAULT_ACTION_NAME;
    var actionMethod="removeDataStoreFromSession";
    var postParameter="";
    
    var arr = dwManager.getAllDW();            
    for(var i=0; i < arr.length; i++){      	
    	if(arr[i].isAutoRemove()) 
    		postParameter += "&dwid=" + arr[i].getDWIdValue();
    }
    if(postParameter!=null && postParameter!="") 
    	postParameter=postParameter.substring(1);    
    else	
        return;   
    var result = executeRequest(action,actionMethod,postParameter,true);
}

//////////////////////////////////////////////////////////////////////////////
//检查数据合法性
//////////////////////////////////////////////////////////////////////////////
function checkValue(formObj){
	
      if(unieap.DEBUG){
        return true;
    }
    
    var obj;
    var form = formObj == null ? findObj(unieap.FORM_NAME): formObj;
   
    for(i=0;i<form.elements.length; i++){
    	
         obj=form[i];
  
            if(obj.isUniEAP==true){
            if(obj.type != "submit" && obj.type != "reset" && obj.type != "button" && obj.id.indexOf(DW_HIDDEN_EDITER_BEGIN) < 0)
               // alert(obj.JSObjName);
               // alert(eapObjsMgr.onvalidate(obj));
                
                if(!(eapObjsMgr.onvalidate(obj))){
                	try{
                		obj.focus();
                	}catch(e){}
                    return false;
                 }
                

         }
    }   
    return true;
}
//////////////////////////////////////////////////////////////////////////////
//装配数据岛中的数据，主要是DataWindow和Tree
//////////////////////////////////////////////////////////////////////////////
function assambleXMLData(obj){
	var  dwFilterBegin = "dwfilter_";
    for (i=0; i<obj.length; i++ ){
        if ( obj(i).type == "hidden" && obj(i).id.indexOf(dwFilterBegin) == 0){
        	//调用数据窗口对象的函数进行数据过滤
            dwManager.getDW(obj(i).id.substring(dwFilterBegin.length)).dataFilter();
        }
    }
}

//////////////////////////////////////////////////////////////////////////////
//设置actionMethod
//////////////////////////////////////////////////////////////////////////////
function setActionMethod(actionMethod){
    EAPForm.method.value = actionMethod;
}
//////////////////////////////////////////////////////////////////////////////
//数据窗口局部刷新的数据重新装配
//////////////////////////////////////////////////////////////////////////////
function dataWindowRefresh(dwName,data,type)
{	
	if(data == null || data == "") return;		
	dwManager.getDW(dwName).replaceNode(data,type);    
}
//////////////////////////////////////////////////////////////////////////////
//DataWindow预处理，包括代码列表转换、格式化显示数据
// dw 数据窗口对象
//////////////////////////////////////////////////////////////////////////////
function preDealDW(dw){	
   
	var dwName = new DW_NAME_RULE(dw).getDWName();
	//触发事件
//del by zhoujj
//	if(!dwManager.getDW(dwName).dwevent.trigger(dwEvent.BEFOR_LOAD)) return false;
	try{
		if(!dwManager.getDW(dwName).preDealDW()) return false;
	}catch(e){}
//add by zhoujj
	if(!dwManager.getDW(dwName).dwevent.trigger(dwEvent.BEFOR_LOAD)) return false;

	return true;
	
}
//////////////////////////////////////////////////////////////////////////////
//将DataWindow用其自身指定的XSL解析l
// dw 数据窗口对象
//////////////////////////////////////////////////////////////////////////////
function msxslt(dw){
	var dwName = new DW_NAME_RULE(dw).getDWName();
	dwManager.getDW(dwName).msxslt();
	//触发事件
	dwManager.getDW(dwName).dwevent.trigger(dwEvent.AFTER_LOAD);
}
//////////////////////////////////////////////////////////////////////////////
//获取xml控件
//return object/null(if exception catched)
//////////////////////////////////////////////////////////////////////////////
function getXMLActiveObj(){
	try{
    	return new ActiveXObject("MSXML2.DOMDocument.4.0");
    }catch(e){
        if(confirm("您的机器上的XML解析器版本太低，您是否打算现在升级？")){
            document.location = "/" + unieap.WEB_APP_NAME + "/unieap/pages/datawindow/MsXML4.0.jsp";
        }
        return null;
    }
}
//////////////////////////////////////////////////////////////////////////////
//用指定的XSL解析xml
// xml XML对象
// href XSL路径
//////////////////////////////////////////////////////////////////////////////
function msxsltXML(xml,href)
{	
    var xmldoc = getXMLActiveObj();
    var xsldoc = getXMLActiveObj();
    if(xmldoc == null || xsldoc == null) return;

	xmldoc.async =	false;
	xsldoc.async =	false;


	xmldoc.loadXML(xml);
	//xsldoc.load(href);
	//-----wangxp add begin
 //原因：避免重复去服务器下载xsl文件
 var xsl_temp;
 var arr = href.split("/");
 if (top)
 if (top.rootmenu)
 switch(arr[arr.length - 1]){
  case "DataWindowFREE_EDIT.xsl":
   xsl_temp = top.rootmenu.document.xsl_DataWindowFREE_EDIT;
   break;
  case "DataWindowGRID_EDIT.xsl": 
   xsl_temp = top.rootmenu.document.xsl_DataWindowGRID_EDIT;
   break;
  case "DataWindowGRID_EDIT_ROOT.xsl": 
   xsl_temp = top.rootmenu.document.xsl_DataWindowGRID_EDIT_ROOT;
   break;
  case "DataWindowMULTI_SELECT.xsl": 
   xsl_temp = top.rootmenu.document.xsl_DataWindowMULTI_SELECT;
   break;
  case "DataWindowONE_SELECT.xsl": 
   xsl_temp = top.rootmenu.document.xsl_DataWindowONE_SELECT;
   break;
  case "DataWindowONE_SELECT_ROOT.xsl": 
   xsl_temp = top.rootmenu.document.xsl_DataWindowONE_SELECT_ROOT;
   break;
  case "DataWindowPOP_EDIT.xsl": 
   xsl_temp = top.rootmenu.document.xsl_DataWindowPOP_EDIT;
   break; 
  case "DataWindowPOP_EDIT_ROOT.xsl": 
   xsl_temp = top.rootmenu.document.xsl_DataWindowPOP_EDIT_ROOT;
   break;
  case "DataWindowQUICK_EDIT.xsl": 
   xsl_temp = top.rootmenu.document.xsl_DataWindowQUICK_EDIT;
   break; 
  case "DataWindowREAD_ONLY.xsl": 
   xsl_temp = top.rootmenu.document.xsl_DataWindowREAD_ONLY;
   break; 
  case "PopWin.xsl": 
   xsl_temp = top.rootmenu.document.xsl_PopWin;
   break; 
  case "PrefaceQuery.xsl": 
   xsl_temp = top.rootmenu.document.xsl_PrefaceQuery;
   break; 
  case "QueryWin.xsl": 
   xsl_temp = top.rootmenu.document.xsl_QueryWin;
   break; 
 }  
 if(xsl_temp!= null ){
  xsldoc = xsl_temp;
 }else{
  xsldoc.load(href);
   if (top)
 if (top.rootmenu)
  switch(arr[arr.length - 1]){
   case "DataWindowFREE_EDIT.xsl":
    top.rootmenu.document.xsl_DataWindowFREE_EDIT = xsldoc;
    break;
   case "DataWindowGRID_EDIT.xsl": 
    top.rootmenu.document.xsl_DataWindowGRID_EDIT = xsldoc;
    break;
   case "DataWindowGRID_EDIT_ROOT.xsl": 
    top.rootmenu.document.xsl_DataWindowGRID_EDIT_ROOT = xsldoc;
    break;
   case "DataWindowMULTI_SELECT.xsl": 
    top.rootmenu.document.xsl_DataWindowMULTI_SELECT = xsldoc;
    break;
   case "DataWindowONE_SELECT.xsl": 
    top.rootmenu.document.xsl_DataWindowONE_SELECT = xsldoc;
    break;
   case "DataWindowONE_SELECT_ROOT.xsl": 
    top.rootmenu.document.xsl_DataWindowONE_SELECT_ROOT = xsldoc;
    break;
   case "DataWindowPOP_EDIT.xsl": 
    top.rootmenu.document.xsl_DataWindowPOP_EDIT = xsldoc;
    break; 
   case "DataWindowPOP_EDIT_ROOT.xsl": 
    top.rootmenu.document.xsl_DataWindowPOP_EDIT_ROOT = xsldoc;
    break;
   case "DataWindowQUICK_EDIT.xsl": 
    top.rootmenu.document.xsl_DataWindowQUICK_EDIT = xsldoc;
    break; 
   case "DataWindowREAD_ONLY.xsl": 
    top.rootmenu.document.xsl_DataWindowREAD_ONLY = xsldoc;
    break; 
   case "PopWin.xsl": 
    top.rootmenu.document.xsl_PopWin = xsldoc;
    break; 
   case "PrefaceQuery.xsl": 
    top.rootmenu.document.xsl_PrefaceQuery = xsldoc;
    break; 
   case "QueryWin.xsl": 
    top.rootmenu.document.xsl_QueryWin = xsldoc;
    break; 
  }
 }

 //----wangxp add end
	

	if((xmldoc.parseError.errorCode == 0) && (xsldoc.parseError.errorCode ==0)){
		sret = xmldoc.transformNode(xsldoc);
	}
	else{
		sret = 'XML Parse Error Reason: ' + xmldoc.parseError.reason;
		sret += '<br>' + 'XSL Parse Error Reason: ' + xsldoc.parseError.reason;
	}
	return sret;
}
/**
*@description:      服务器返还结果常规处理函数
*@param:            result            局部刷新的返回结果字符串
*/
function commDealResult(result){
	//alert(result);	
	if(result == null || result == "UNIEAP_NOTING") return "UNIEAP_NOTING";	
	//如果是定义好了不处理标识，直接显示
    if(result.indexOf(unieap.NOT_DEAL_INDENTIFIER) >= 0){
	    document.createElement();
	    document.write(result);
	    return "UNIEAP_NOTING";
	}
        		
	//如果是局部刷新，返回内容会明确以"局部刷新："开头。
    if(result.indexOf("局部刷新：") == 0){
        eval(result.substring(5));
        return "UNIEAP_NOTING";
    }
	var cmdArr =  result.split(unieap.resultSplit);	
	var cmdKind,cmd;
	var pos;	
	var isError = false;
	for(var i=0; i < cmdArr.length; i++){		
		if(cmdArr[i] == null || cmdArr[i] == "") continue;
		try{
			pos = cmdArr[i].indexOf("=");		
			if(pos < 0){
				 alert("开发人员注意：现在还不能处理"+cmdArr[i]);
				 return "UNIEAP_ERROR";
			}				
			cmdKind = cmdArr[i].substring(0,pos).toUpperCase();			
			cmd = cmdArr[i].substring(pos+1);			
			switch(cmdKind){
				case "ERRORMSG":					 
	        		alert("错误信息："+cmd);	        
	        		isError = true;
					break;
				case "MESSAGE":
				    alert(cmd);	 
					break;
				case "EXECUTE":
				    eval(cmd);
					break;
				case "DATAOBJS":					        
				    refreshDataObjs(cmd);
					break;
				default:
				    //alert("开发人员注意：现在还不能处理"+cmdKind+"类型的返回结果" + cmdArr);
				    return "UNIEAP_ERROR";
			}		
		}
		catch(e){
			alert("开发人员注意：执行commDealResult()出错，\n错误信息："+e.message);
			return "UNIEAP_ERROR";
		}
	}
	if(isError) return "UNIEAP_ERROR";
	return "UNIEAP_NOTING";;
}
/**
*@description:      刷新某个dataObjs
*@param:            dataObjs 新的dataObjs字符串
*                   格式: <dataObjs... dwName="name" ...>...</dataObjs>
*/
function refreshDataObjs(dataObjsStr){	
	if(dataObjsStr == null) return;	
	var DWNAME_STRING = "dwName=\"";
	var pos = dataObjsStr.indexOf(DWNAME_STRING);	
	if(pos < 0) return;
	var tmpStr = dataObjsStr.substring(pos+DWNAME_STRING.length);	
	var pos1 = tmpStr.indexOf("\"");		
	var dwName = dataObjsStr.substring(pos+DWNAME_STRING.length,pos1+pos+DWNAME_STRING.length);		
	if(dwManager.getDW(dwName).nameRule.getXmlDiv() == null){
		alert("数据窗口刷新失败：界面上没有数据窗口("+dwName+")");
		return;
	}
	dataWindowRefresh(dwName,dataObjsStr,"dataObjs");
}
/**
*@description 协助局部刷新作forward
*@param forwardName  configed in struts-config.xml
*@param alertMsg   be alerted
*@param executeScript javaScript function generally;
*                     fowarding is stoped when "false" is returned by executeScript
*/
function forwardByPartlyRefresh(forwardName,alertMsg,executeScript){
	if(alertMsg != null && alertMsg != "") alert(alertMsg);
	
	if(executeScript != null && executeScript != ""){
		var executeScriptReturn = ""+eval(executeScript);
		if(executeScriptReturn.toLowerCase() == "false")
		    return;
    }
	
	findObj("FORWARD_NAME_IN_PARTLY_REFRESH").value = forwardName;
	executeDirectRequest(currentActionName,"EAPForward");
}

//恢复按钮的图片显示
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.style.backgroundImage=x.oSrc;
}
//查找一个html元素
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}
//替换按钮显示的图片
function MM_swapImage() { //v3.0

 var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)

  if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.style.backgroundImage; x.style.backgroundImage ="url("+a[i+2]+")" ;
  }
}

//以图片地址为参数显示图片。
function display_picture(picture_address){
   window.open (picture_address, "newwindow"); 

}
function alternateChange(){
}
function setDoc(doc){
}