OpExport = 1001, // MENU FILE - EXPORT
OpDelete = 1020, // MENU EDIT - DELETE
OpCheckGeom = 1030, // MENU TOOLS - CHECK GEOMETRY
+ OpMaterialsLibrary = 1040, // MENU TOOLS - MATERIALS LIBRARY
OpSelectVertex = 1100, // POPUP MENU - SELECT ONLY - VERTEX
OpSelectEdge = 1101, // POPUP MENU - SELECT ONLY - EDGE
OpSelectWire = 1102, // POPUP MENU - SELECT ONLY - WIRE
OpPointMarker = 1210, // POPUP MENU - POINT MARKER
OpSetTexture = 1211, // POPUP MENU - SETTEXTURE
OpMaterialProperties = 1212, // POPUP MENU - MATERIAL PROPERTIES
+ OpPredefMaterial = 1213, // POPUP MENU - MATERIAL PROPERTIES - <SOME MATERIAL>
+ OpPredefMaterCustom = 1214, // POPUP MENU - MATERIAL PROPERTIES - CUSTOM...
OpDiscloseChildren = 1250, // POPUP MENU - DISCLOSE CHILD ITEMS
OpConcealChildren = 1251, // POPUP MENU - CONCEAL CHILD ITEMS
OpUnpublishObject = 1253, // POPUP MENU - UNPUBLISH