EasyMap VCL
TDataBrowser.Layer
property Layer: TMapLayer;
Description
Component shows data for corresponding layer.

Code below allows you to show data for layer selected inTLayersComboBo inside TDataBrowser.

procedure TForm1.LayersComboBox1Change(Sender: TObject);
begin
 DataBrowser1.Layer := LayersComboBox1.CurrentLayer;
end;