[mapguide-users] MapGuide Selection and UniqueID Determination

[Kenneth, GEOGRAF A/S]

To be able to select items the layer must be selectable (set in the 
MapDefinition).
Secondly, the FeatureSource must have at least one identity column.
If not, all features on the layer are selected.

Regards, Kenneth Skovhede, GEOGRAF A/S



Crispin @ 1Spatial skrev:
> Hi,
>
> Can someone explain how the magic of MapGuide selection works...
>
> Of particular interest to me is a particular ArcSDE dataset that appears
> fine in MapGuide but (despite correct settings in Studio) has a class of
> points which when mapped as a layer do not 'select' in the map.
>
> Using a seperate direct FDO connection I can see the class has no
> columns/proprttydefinitions that are "IsAutogenerated()" - is this a
> requirement for a layer to be selectable or is there another criteria?
>
> Tooltips appear OK.
>
>  Crispin
>
>