Abstract: This article focuses on the extension technology of publishing software. It introduces several famous extension frames. By using the latest technologies, the author sets up an Object-Oriented extension scheme-the Software Component Hierarchy. This article explains the technical background and the main thought of the Software Component Hierarchy and compares it with the other extension frames. The Software Component Hierarchy has been applied in the designing of the latest publishing software of Founder Corporation and has showed its power on the market.

Key words: software component hierarchy, Object-Oriented, software extension

摘要： 分析了当前流行的排版软件的扩展接口技术，研究了它们的特点。应用最新的技术，根据排版软件的具体特点，提出了面向对象的扩展接口技术—软插件体系。本文简单介绍了软插件体系的技术背景和设计思路，并将它与其他一些扩展接口技术进行比较。软插件体系已经应用于方正最新的排版软件的设计当中，并创造了良好的效益。

关键词: 软插件体系, 面向对象, 软件扩展