[mapguide-users] RE: Simple Query. How to.

[Chris Gountanis]

The exmaples on the OSGEO site for .NET are all in C#.
http://download.osgeo.org/mapguide/releases/1.1.0/samples/dotnetviewersample-1.1.zip
 
Chris

	-----Original Message----- 
	From: mapguide-users-bounces at lists.osgeo.org on behalf of MaciekS 
	Sent: Mon 2/12/2007 9:31 AM 
	To: mapguide-users at lists.osgeo.org 
	Cc: 
	Subject: [mapguide-users] RE: Simple Query. How to.
	
	


	Willem, thank you for fast reply.
	Did you or anybody saw any examples in C#?
	
	Maciek
	
	
	
	Willem Schwarte wrote:
	>
	> You can create a layer in studio as how it should look, and save this as
	> a XML file (menu File).
	>
	> Then you can load this XML as a new layer in your code and set the
	> FILTER (id=1 or whatever) add the layer to your map and refresh (or
	> not).
	>
	> This is how I do this. There is an example on the example site on
	> osgeo.org.
	>
	> Something like this:
	>
	>    // Change the filter
	>     $xpath = new DOMXPath($domDocument);
	>
	>     $query = '//Filter';
	>     // Get a list of all the <AreaRule><Filter> elements in
	>     // the XML.  
	>     $nodes = $xpath->query($query);
	>
	>     // Find the correct node and change it , this is the filter
	>     foreach ($nodes as $node )
	>     {
	>             $node->nodeValue = '"afz_nr" = '.$_GET['afznr'].'';
	>     }
	>      
	>    
	>     // Add the layer to the map
	>     $layerDefinition = $domDocument->saveXML();
	>
	>          $newLayer = add_layer_definition_to_map($layerDefinition,
	> "newlayer", "Route", $sessionId, $resourceService, $map,0);
	>
	>
	> Willem
	>
	>
	>
	> -----Oorspronkelijk bericht-----
	> Van: mapguide-users-bounces at lists.osgeo.org
	> [mailto:mapguide-users-bounces at lists.osgeo.org] Namens MaciekS
	> Verzonden: maandag 12 februari 2007 15:33
	> Aan: mapguide-users at lists.osgeo.org
	> Onderwerp: [mapguide-users] Simple Query. How to.
	>
	>
	> Hi MapGuide developers.
	>
	> Does somebody know how to filter data on specified, existing layer?
	>
	> I added a layer from a SHP file to my repository using MapGuide Studio.
	> Now I'd like to filter this layer from my code with a simple query, for
	> example (where ID=1).
	> How should I built my code to execute the query that finally will
	> display in
	> the browser only polygons specified in the query?
	>
	> Regards, Maciek
	>
	> --
	> View this message in context:
	> http://www.nabble.com/Simple-Query.-How-to.-tf3214017s16610.html#a892519
	> 4
	> Sent from the MapGuide Users mailing list archive at Nabble.com.
	>
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	--
	View this message in context: http://www.nabble.com/Simple-Query.-How-to.-tf3214017s16610.html#a8926385
	Sent from the MapGuide Users mailing list archive at Nabble.com.
	
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