xmldom.js

wince 电池电源管理文件集 wince 电池电源管理文件集


function class_element( node )
{
	this.Value = "";
	this.Text = "";
	this.tagName = node.nodeName;
	this.object = node;
	try
	{
		this.Value = node.childNodes.item(0).nodeValue;
		this.Text = node.childNodes.item(0).nodeValue;
	}catch(e){}

	this.attributes = new Array();
	this.subitems = new Array();

	if ( this.object.attributes != null )
	{
		for ( var i = 0; i < this.object.attributes.length ; i ++ )
		{
			var key = this.object.attributes.item(i).nodeName;
			var val = this.object.attributes.item(i).nodeValue;
			this.attributes[key] = val;
		}
	}
	if ( this.object.childNodes != null )
	{
		for ( var i = 0; i < this.object.childNodes.length ; i ++ )
		{
			var key = this.object.childNodes.item(i).nodeName;
			var val = this.object.childNodes.item(i).text != null ? this.object.childNodes.item(i).text : this.object.childNodes.item(i).textContent;
			this.subitems[key] = val;
		}
	}
}

function class_xmldom( xmldata,xmltext )
{
	this.doc = xmldata;
	try
	{
		this.dom = new ActiveXObject("Microsoft.XMLDOM");
	}catch(e){}
	
	var Cutsom = this.dom == null;
	
	if ( !Cutsom )
	{
		this.dom.loadXML(xmltext);
	}

	this.selectNodes = function ( xpath )
	{
		if( Cutsom )
		{
			var paths = xpath.split("/");
			var node = this.doc;
			for ( var i = 1; i < paths.length - 1; i ++ )
			{
				//找出各层节点
				var subnode = this.queryNode( paths[i],node );
				if ( subnode != null )
				{
					node = subnode;
				}else
				{
					break;
				}
			}
			return this.queryNodes( paths[ paths.length - 1 ],node );
		}else
		{
			var nodes = new Array();
			var ii = 0;
			var list = this.dom.selectNodes(xpath);
			for ( var i = 0; i < list.length; i ++ )
			{
				nodes[ii] = new class_element(list.item(i));
				ii += 1;
			}
			return nodes;
		}		
	}

	this.selectSingleNode = function ( xpath )
	{
		var paths = xpath.split("/");
		var node = this.doc;
		
		for ( var i = 1; i < paths.length - 1; i ++ )
		{
			//找出各层节点
			var subnode = this.queryNode( paths[i],node );
			if ( subnode != null )
			{
				node = subnode;
			}else
			{
				break;
			}
		}
		var rnode = this.queryNode( paths[ paths.length - 1 ],node );
		if ( rnode != null ) 
		{
			return new class_element(rnode);
		}else
		{
			return rnode;
		}
	}
	
	this.queryNode = function ( name,node )
	{
		for ( var i = 0; i < node.childNodes.length ; i ++ )
		{
			var rnode = node.childNodes.item(i);
			if ( rnode != null && rnode.nodeName == name )
			{
				return rnode;
			}
		}		
	}

	this.queryNodes = function ( name,node )
	{
		var rnode = null;
		var nodes = new Array();
		var ii = 0;
		for ( var i = 0; i < node.childNodes.length ; i ++ )
		{
			rnode = node.childNodes.item(i);
			if( rnode != null && rnode.nodeName == name )
			{
				nodes[ii] = new class_element(rnode);
				ii = ii + 1;
			}
		}
		return nodes;
	}
}