富文本编辑（RTE）控件在试题库系统中的应用

在应用PoweerBulider进行试题库系统的开发时，采用富文本编辑（RTE）控件来完成试题编辑和组卷功能，富文本编辑控件实际上是一个PB内嵌的，能够使用PB脚本编辑的编辑器，支持字体属性（字体，字号，加粗，斜体等），字符与段落格式（对齐，缩进等）和打印内容。能够按富文本格式取得编辑区中的内容，并将其存储到数据库中，采用这种方式开放的试题编辑器使用简单，不仅能够实现一般编辑器所具有的编辑功能，还能限制组卷者对试题的更改。

Application of the rich text editing control to system of the testing bank

The system of the testing bank was developed with the Power builder and the Rich TextEdit Control.It possesses the function of editing test questions and taking test questions from the database to form a test paper.In fact,the Rich TextEdit Control is the editor which uses the PowerBuilder Script.It is embedded into the PowerBuilder.It supports the attribution of the character,the printing content and the format of the character and the paragraph.It can access the data in accordance with the format of the Richd TextEdit from the editing block,then stores them into the database.The system of the test question base developed by this way is easy to use.It not only possesses the editing function but also makes it impossible for a man to form the test paper modified by the teat questions from the database.