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);
CATUnicodeString designName="";
designName.BuildFromUCChar(useName);
, ^. Y* B: @( ~' e1 C; `+ l_DesignEdit->SetText(designName); //文本框中的Text的属性设置