关于CATIA的CATGetLoginName 如何调用？

cwp86

ExportedByJS0LIB CATLibStatus CATGetLoginName (char *oName, unsigned int iNamesize);

char *useName;
int useNameSize = {256};
libNameStatus = CATGetLoginName(useName,useNameSize);
" M. b- X8 i6 }9 L: t! FCATUnicodeString designName="";
designName.BuildFromUCChar(useName);
_DesignEdit->SetText(designName); //文本框中的Text的属性设置