[mapguide-users] Re: Is it Possible to set Feature Label for a layer dynamically

[Kenneth Skovhede, GEOGRAF A/S]

The second to last line, you set the layer to point at the original, not 
the copy.
Change the line to:
layer.SetLayerDefinition(layerResId, resourceService);

Regards, Kenneth Skovhede, GEOGRAF A/S

On 23-02-2010 12:39, SriRam007 wrote:
> Utility.InitializeWebTier(Request);
>          string myLayerName = "Districts";
>
>          MgUserInformation userInfo = new
> MgUserInformation(Session["ID"].ToString());
>          MgSiteConnection siteConnection = new MgSiteConnection();
>          siteConnection.Open(userInfo);
>          MgResourceService resourceService =
> siteConnection.CreateService(MgServiceType.ResourceService) as
> MgResourceService;
>          MgMap map = new MgMap();
>          map.Open(resourceService, "Sheboygan");
>          MgLayerCollection layers = map.GetLayers();
>          ArrayList layerNames = new ArrayList();
>          MgLayer layer = Utility.GetLayerByName(map, myLayerName);
>          string s = layer.GetLayerDefinition().ToString();
>
>          MgResourceIdentifier resId = new
> MgResourceIdentifier(layer.GetFeatureSourceId());
>          MgResourceIdentifier layerDefResId = layer.GetLayerDefinition();
>          MgByteReader byteReader =
> resourceService.GetResourceContent(layerDefResId);
>
>          string layerDefinition = ReplaceXMLValue(byteReader);
>
>          MgResourceIdentifier layerResId = new
> MgResourceIdentifier("Session:" + Session["ID"].ToString() +
> "//Districts.LayerDefinition");
>          MgByteReader reader = new MgByteReader(layerDefinition, "text/xml");
>          resourceService.SetResource(layerResId, new
> MgByteReader(layerDefinition, "text/xml"), null);
>          layer.SetLayerDefinition(layerDefResId, resourceService);
>          map.Save(resourceService);
>
> Please tell where i went wrong...
>
>
> thanks
> waiting for ur reply...
>