//---------------------------------------------------------------------------------------------------
// 格式化XML的trace窗口输出，更容易阅读
//XML.format() : Format your XML for easy reading. 
XML.prototype.__proto__.format = function(t) {
	var a, i, s;
	if (this.nodeName == null) { s = this.firstChild.format(t);	return s;}
	s = "<"+this.nodeName;
	for (a in this.attributes) { s += " "+a+"=\""+this.attributes[a]+"\"";}
	if (!this.hasChildNodes()) { s += " />";		return t+s+newline;	}
	s += ">";
	if (this.firstChild.nodeType == 3) { s += this.firstChild.nodeValue;
	} else {
		s += newline;
		for (i=0; i<this.childNodes.length; i++) { s += this.childNodes[i].format(t+"\t"); }
		s += t;
	}
	s += "</"+this.nodeName+">";	
	return t+s+newline;
};

//usage
/*
I tried the other versions of this type of function but none of them displayed in proper
XML format, so here is one that will.  I tested it the best I could, but I don't have any
confidence in myself so I apologize now if you find any problems.  Feel free to mention
any fixes or improvements you may have.
*/
myXML = new XML('<A><B>C</B><D><E F="G"/><E F="G"/></D></A>');
trace(myXML.format(""));

/*
Will output:
<A>
	<B>C</B>
	<D>
		<E F="G" />
		<E F="G" />
	</D>
</A>
*/


//--------------------------------------------------------------------------------------------------


//解释xml为标签引用可行
//-----------------------------------------------------------
// XMLNode.makeXMLSA 1.0 by Max Ziebell
//   12/07/2004 - fixed little bug on attributes
//              - added id-attribute hook generation
//   11/25/2004 - initial release
//
// based on XML.makeObj by J.Milkins
//-----------------------------------------------------------
XMLNode.prototype._mxr = function(f){return this[0][f];}
XMLNode.prototype._mxp = function(xObj, obj) {
	var c, nName, nType, cNode, cId;
	//----- Add attributes to the object
	obj.attributes = {};
	var oa = obj.attributes;
	var xa = xObj.attributes;
	for (c in xa) oa[c] = xa[c];
	//----- Build child nodes
	for (c in xObj.childNodes) {
		cNode = xObj.childNodes[c];
		nName = cNode.nodeName;
		nType = cNode.nodeType;
		if (nType == 3) {
			obj._value = cNode.nodeValue;
		}else if (nType == 1 && nName != null) {
			if (!(obj[nName] instanceof Array)){
				obj[nName] = new Array();
				obj[nName].__resolve = this._mxr;				
				ASSetPropFlags(obj[nName],null,1,1);
			}
			var sObj = this._mxp(cNode, {}); 
			obj[nName].unshift(sObj);
			// comment the next line to disable id-attribute hooks
			cId = cNode.attributes.id; if (cId!=undefined and obj[cId]==undefined) obj[cId] = sObj;
		}
	}
	// Return object
	return obj;
};
//wrapper for _mxp
XMLNode.prototype.makeXMLSA = function(noRoot) {
	return (noRoot==true) ? this._mxp(this.firstChild,{}) : this._mxp(this,{});
};
//hide from for..in
ASSetPropFlags(XMLNode.prototype,['makeXMLSA','_mxp','_mxr'],1,1);


//useage
/*
<portfolio>
   <web>
      <job month="01" year="2002">
         <href>http://www.nike.com</href>
         <desc>this was a job for nike</desc>
      </job>
      <job month="04" year="2002">
         <href>http://www.audi.com</href>
         <desc>this job was made with Flash</desc>
      </job>
   </web>
   <print>
      <job id="test_id_feature" month="14" year="2003">
         <desc>A flyer</desc>
      </job>
   </print>
</portfolio>
*/

// first parse the Data (see above box)
xmlString = '<portfolio attr="test"><web><job month="01" year="2002"><href>http://www.nike.com</href><desc>this was a job for nike</desc></job><job month="04" year="2002"><href>http://www.audi.com</href><desc>this job was made with Flash</desc></job></web><print><job id="test_id_feature" month="14" year="2003"><desc>A flyer</desc></job></print></portfolio>';

// [NOTE] used firstChild=makeXMLSA(true) here so we woun't end up with portfolio.portfolio
portfolio = new XML(xmlString)
portfolio = portfolio.makeXMLSA(true);

trace("XMLNode.makeXMLSA EXAMPLES\n");trace("direct access on values:");
//outputs "http://www.nike.com"
trace("\tportfolio.web.job.href._value = "+portfolio.web.job.href._value); 

//outputs "http://www.nike.com" (the same but we used a index on job!)
trace("\tportfolio.web.job[0].href._value = "+portfolio.web.job[0].href._value);

//outputs "http://www.audi.com" (we used the second index on job ...starting at 0!)
trace("\tportfolio.web.job[1].href._value = "+portfolio.web.job[1].href._value);

//do a loop when ever you want because its allways a array!
trace("\nnow in a loop over jobs in web:");
for (var c=0;c<portfolio.web.job.length;c++) {
    trace("\tportfolio.web.job["+c+"].href._value = "+portfolio.web.job[c].href._value);
}

trace("\ndirect access on attriubtes:");
//outputs "2002"
trace("\tportfolio.web.job.attributes.year = "+portfolio.web.job.attributes.year); 

trace("\nnow for..in loop over attributes:");
// access attributes now through "attributes" this should be a reseverd word!
// don't use it as a nodeName...
for (var found in portfolio.web.job.attributes) {
    trace("\tportfolio.web.job.attributes."+found+" = "+portfolio.web.job.attributes[found]);
}

trace("\ndirect access via id-attribute feature:");
//outputs "A flyer"
trace("\tportfolio.print.test_id_feature.desc._value = "+portfolio.print.test_id_feature.desc._value);