SGML支持系统及DTD编辑器的设计模型

SGML SUPPORTING SYSTEM AND DESIGN OF A DTD EDITOR MODEL

标准通用置标语言（ＳＧＭＬ）是用来标记文件逻辑结构的语言。ＳＧＭＬ支持系统是帮助用户编辑符合ＳＧＭＬ语法规范的ＳＧＭＬ文件，它包括ＤＴＤ编辑器和语法制导的ＳＧＭＬ文件编辑器。本文概要介绍了ＳＧＭＬ和ＳＧＭＬ支持系统的设计模型，并详细论述了ＤＴＤ编辑器设计思想和相应实现方法。

Standard Generalized Markup Language(SGML)is used to mark the logic structure of text.SGML supporting system helps user to compile SGML text which conforms to SGML grammar standard.It includes DTD editor and SGML editor based on grammer directing.This paper briefly introduces SGML and a model of SGML supporting system,discusses in details the design of a DTD editor and the corresponding method which put it into reality.