RE: Query regarding usage of <xsl:sort> in MSXML

Nirmala,

Use the transformNodeToObject method, as documented here:
http://msdn.microsoft.com/library/en-us/xmlsdk/htm/xml_mth_sz_2jp0.asp

It lets you apply a stylesheet to a DOM node and returns a new node. The
above link shows an example in C++.

Kevin

> -----Original Message-----
> From: owner-xsl-list@xxxxxxxxxxxxxxxxxxxxxx 
> [mailto:owner-xsl-list@xxxxxxxxxxxxxxxxxxxxxx] On Behalf Of Nirmala R
> Sent: Wednesday, October 16, 2002 12:37 AM
> To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> Subject: RE:  Query regarding usage of <xsl:sort> in MSXML
> 
> 
> Sorry, It should have been @name. That was an error while typing.
> 
> My problem is not in the XSL. I would like to introduce this 
> sorting in the
> VC++ code.
> (MSXML).
> 
> Right now to get all the Patient nodes under Media, am doing
> 
> 	LPDISPpaCH lpDisp = myDOMDoc.getElementsByTagName("Media");
> 	IXMLDOMNode aMediaNode(lpDisp);
> 
> 	// Get all the Patient Nodes under Media
> 	lpDisp = aMediaNode.selectNodes("Patient");
> 	IXMLDOMNodeList aPatNodesList(lpDisp);
> 
> Here, while giving the XPath query for SelectNodes, I am 
> giving "Patient" which gives the list of patient nodes under 
> Media in the order how it is present in the XML document. I 
> would like to get all these nodes with the Patient name 
> attribute sorted in descending order.
> 
> Thanks in advance,
> Nirmala
> 
> 
> -----Original Message-----
> From: Kumaraswamy, Sachidanandam 
> [mailto:Sachidanandam.Kumaraswamy@xxxxxxxxxxxxxx]
> Sent: Wednesday, October 16, 2002 9:43 AM
> To: 'nirmala.r@xxxxxxxxxx'
> Subject: RE:  Query regarding usage of <xsl:sort> in MSXML
> 
> 
> I guess this below line should be
> 
> <xsl:sort select="name" data-type="text" order="descending"/>
> 
> Like this.
> 
> <xsl:sort select="@name" data-type="text" order="descending"/>
> 
> And why do you want to do selectsingle mode in VC++ again?You 
> mean are you trying to navigate through the records returned 
> by  sorted and filtered xml?Well,reply me..let me sovle it.
> 
> Thanks,
> Sachi
> 
> 
> 
> Sachidanandam.E.K
> Member Techinical Staff
> 
> HCLT KT-ODC
> sachidanandam.kumaraswamy@xxxxxxxxxxxxxx
> <mailto:sachidanandam.kumaraswamy@xxxxxxxxxxxxxx>
> 
> 
> -----Original Message-----
> From: Nirmala R [mailto:nirmala.r@xxxxxxxxxx]
> Sent: Wednesday, October 16, 2002 9:22 AM
> To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> Subject:  Query regarding usage of <xsl:sort> in MSXML
> 
> 
> Hello all,
> 
> I am using MSXML4.0. Have a query regarding usage of 
> <xsl:sort> in MSXML
> VC++ MFC.
> 
> Lets say the hirearchy of my xml dom document is like this:
> 
> <Media>
>   <Patient name=pat1name id=pat1id>
> 	<Study uid=st1.1.uid comments="study1">
> 	</Study>
> 
> 	<Study uid=st1.2.uid comments="study2">
> 	</Study>
>   </Patient>
> 
> <Patient name=pat2name id=pat2id>
> 	<Study uid=st2.1.uid comments="study1">
> 	</Study>
> 
> 	<Study uid=st2.2.uid comments="study2">
> 	</Study>
> </Patient>
> </Media>
> 
> 
> And I have a Stylesheet for this XML like this:
> 
> <xsl:stylesheet version="1.0" 
> xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
> <xsl:template match="Media">
> 
> <xsl:apply-templates select="Patient">
> <xsl:sort select="name" data-type="text" order="descending"/> 
> </xsl:apply-templates>
> 
> </xsl:template>
> 
> <xsl:template match="Patient">
> <xsl:value-of select="@name"/><br/>
> </xsl:template>
> 
> </xsl:stylesheet>
> 
> I want to get the name attribute of all Patients with the 
> order of name in "descending" order.
> 
> I need to do the name using MSXML VC++ MFC. (msxml4.dll is 
> added to the MFC using ole automation)
> 
> {
> 	............................. // Dom Document loaded 
> and dispatch available
> 	LPDISPpaCH lpDisp = myDOMDoc.getElementsByTagName("Media");
> 	IXMLDOMNode aMediaNode(lpDisp);
> 
> 	// Get all the Patient Nodes under Media
> 	lpDisp = aMediaNode.selectNodes("Patient");
> 	IXMLDOMNodeList aPatNodesList(lpDisp);
> 
> 	// Walk through the PatNodesList and get the Attributes
> 	// reset the iterator of the list
> 	aPatNodesList.reset();
> 	for (int i=0; i < aPatNodesList.GetLength(); ++i)
> 	{
> 	      lpDisp = aPatNodesList.GetItem(i);
>                   IXMLDOMNode aPatNode(lpDisp);
> 
> 	      // Get the attributes
> 	     lpDisp = aPatNode.GetAttributes();
> 
> 	    // Attributes come in a NodeMap, from that get the 
> name attribute
> 	    IXMLDOMNamedNodeMap aPatAttributes(lpDisp);
> 
> 	   // name is the 0th attribute (first item)
>               lpDisp = aPatAttributes.GetItem(0);
> 	  IXMLDOMNode aAtt(lpDisp);
> 
> 	COleVariant aVal(aAtt.GetNodeValue());
> 	CString aAttValue(aVal.bstrVal);
>  	  AfxMessageBox(aAttValue);
>          } // for all the Patient Nodes under Media
> 
> QUERY:
> 
> 	Here, I want to get all the Patient nodes in the order 
> of name in descending.
> 	i.e. like pat2name, pat1name instead of pat1name, pat2name.
> 
> 	I understand that there is an API for doing a 
> transformNode where we can mention the stylesheet/string to 
> do the same.
> 	But I am not able to findout where it has to be done, 
> how to combine the selectNodes with this functionality.
> 	Can you tell me how to fitin that sorting functionlaity 
> in the above code?
> 
> 	Can any one of you help me in this regard?
> 
> 
> Thanks in advance,
> Nirmala
> 
> 
> 
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> 
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