AutoCAD Map 3D 2009 Geospatial Platform Reference

AutoCAD Map 3D Geospatial Platform API

#define MG_CHECK_FEATURE_SET_COUNT ( pointer,
methodname   ) 

Value:

if (0 == pointer->GetCount())                                                 \
{                                                                             \
    throw new MgEmptyFeatureSetException(methodname,                          \
        __LINE__, __WFILE__, NULL, L"", NULL);                                \
}