[mapguide-internals] Fwd: Swithing base MgLayerGroup on/off ... fails?

[Maksim Sestic]

I posted a ticket regarding this issue: 
http://trac.osgeo.org/mapguide/ticket/377 #377 .NET API: Switching
MgLayerGroup visibility on/off doesn't work .


Maksim Sestic wrote:
> 
> I guess I'm missing something, but this won't switch on/off base layer
> group: 
> 
> Dim map As MgMap = ...get runtime Map... 
> Dim layerGroup As MgLayerGroup =
> map.GetLayerGroups.GetItem(layerGroupName) 
> layerGroup.SetVisible(True) 
> map.Save(...ResourceService...) 
> 
> and then call JavaScript function parent.parent.Refresh(); from Task Pane,
> base layer group gets switched on only in legend pane, but map
> representation won't change. MgLayerGroup doesn't have ForceRefresh()
> method like MgLayer. 
> 
> I'm coding my own Legend TreeView control in AJAX.NET and everything else
> in it works just fine (dynamic layers, etc), except for the base layer
> groups. 
> 
> Regards, 
> Maksim Sestic
> 

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