[mapguide-users] MapGuide Programming using C#, need help, please
ustazin at yahoo.com
Tue Feb 10 10:01:26 EST 2009
Dennis, I am really sorry for making you confused because I mistyped the
These are the original code that I copied from aspx that i got the first
//Highlight the query result on the map
MgSelection selection = new MgSelection(map);
MgLayer layer = map.GetLayers().GetItem("Parcels");
featureReader = featureService.SelectFeatures(parcelId, "Parcels",
selection.AddFeatures(layer, featureReader, 0);
String selectionXML = selection.ToXml();
I changed the line to ---MgLayerBase layer =
as your suggestion but the Query result is still empty.
I am sorry.
> I am using MGE Server and Studio 2008, windows XP and IIS 5.1. I
> downloaded sample code from
> these code is recommended for MGE2007, but I think its also work for
> I followed all the instruction in video, and ran the default.aspx. Its
> worked by but When I was trying to run the Query.aspx and execute the
> DisplayQueryResult.aspx I got the following error:
> Compiler Error Message : CS0266:
> cannot implicitly convert type
> `OSGeo.Mapguide.MgLayerBase` to
> `OSGeo.Mapguide.MgLayer`. An explicit
> conversion exist (are you missing a cast?)
> Source code:
> Line 58: MgLayer layer =map.Getlayer().GetItem("Parcels");
> .Net framwork Version:2.0.50727.42
> please help to solve this problem...
> thanks is advance.
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