class WEL_MDI_CREATE_STRUCT Ancestors WEL_STRUCTURE* WEL_WS_CONSTANTS Clients WEL_MDI_CHILD_WINDOW WEL_MDI_CREATE_STRUCT Suppliers INTEGER_32 STRING_32 STRING_GENERAL* WEL_INSTANCE WEL_MAIN_ARGUMENTS WEL_MDI_CREATE_STRUCT WEL_STRING