Pitney Bowes MapXtreme - Manual (Page 491)

Appendix C: Understanding the MapInfo Workspace
Creating an .MWS Workspace Programmatically from a .GST
MapXtreme v7.1 498 Developer Guide
// Reads a MapX geoset, writes a MapXtreme workspace.
using MapInfo.Persistence;
using MapInfo.Mapping;
.
.
.
MapLoader MapLoader = MapLoader.CreateFromFile("my.gst");
MapExport MapExport = new MapExport();
MapExport.Map.Load(MapLoader);
WorkSpacePersistence wsp = new WorkSpacePersistence();
wsp.Save("c:\\temp\\newwork.mws");